Warning: Permanently added '10.128.1.170' (ED25519) to the list of known hosts. 1970/01/01 00:01:06 parsed 1 programs [ 67.414487][ T4567] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 69.625073][ T1969] cfg80211: failed to load regulatory.db [ 69.626833][ T2064] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.628000][ T2064] ieee802154 phy1 wpan1: encryption failed: -22 [ 70.479192][ T4584] chnl_net:caif_netlink_parms(): no params data found [ 70.498584][ T4584] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.499864][ T4584] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.501411][ T4584] device bridge_slave_0 entered promiscuous mode [ 70.503411][ T4584] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.504597][ T4584] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.506091][ T4584] device bridge_slave_1 entered promiscuous mode [ 70.515331][ T4584] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.517856][ T4584] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.526945][ T4584] team0: Port device team_slave_0 added [ 70.528762][ T4584] team0: Port device team_slave_1 added [ 70.535501][ T4584] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.536630][ T4584] 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. [ 70.540766][ T4584] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 70.543287][ T4584] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 70.544361][ T4584] 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. [ 70.548515][ T4584] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 70.583642][ T4584] device hsr_slave_0 entered promiscuous mode [ 70.622684][ T4584] device hsr_slave_1 entered promiscuous mode [ 71.183101][ T4584] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.213537][ T4584] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.255404][ T4584] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.274828][ T4584] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.350054][ T4584] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.351246][ T4584] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.352589][ T4584] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.353821][ T4584] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.386309][ T4584] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.390724][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.394103][ T271] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.397915][ T271] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.403826][ T4584] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.408154][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.409655][ T271] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.410875][ T271] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.414624][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.416084][ T271] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.417214][ T271] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.425399][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.427004][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.430620][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.435650][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.438573][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.440101][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.445000][ T4584] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.521064][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.522338][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.527579][ T4584] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.549018][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.550664][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.557519][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.559155][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.561016][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.564867][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.568528][ T4584] device veth0_vlan entered promiscuous mode [ 71.571998][ T4584] device veth1_vlan entered promiscuous mode [ 71.581144][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.582754][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.584249][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 71.585732][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.589758][ T4584] device veth0_macvtap entered promiscuous mode [ 71.592253][ T4584] device veth1_macvtap entered promiscuous mode [ 71.601761][ T4584] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 71.603894][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 71.605311][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 71.606697][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 71.608164][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 71.611695][ T4584] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 71.614263][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 71.615786][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 71.618796][ T4584] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.620174][ T4584] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.621546][ T4584] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 71.625052][ T4584] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.247449][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.605820][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.766633][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 76.837042][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 77.127848][ T351] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.129303][ T351] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.131045][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 77.144954][ T351] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 77.146205][ T351] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 77.147883][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:17 executed programs: 0 [ 77.708440][ T5050] chnl_net:caif_netlink_parms(): no params data found [ 77.728610][ T5050] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.729768][ T5050] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.731211][ T5050] device bridge_slave_0 entered promiscuous mode [ 77.734144][ T5050] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.735284][ T5050] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.736651][ T5050] device bridge_slave_1 entered promiscuous mode [ 77.745868][ T5050] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.748456][ T5050] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.757061][ T5050] team0: Port device team_slave_0 added [ 77.759270][ T5050] team0: Port device team_slave_1 added [ 77.766651][ T5050] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.767754][ T5050] 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. [ 77.771575][ T5050] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.774392][ T5050] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.775450][ T5050] 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. [ 77.779440][ T5050] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.833747][ T5050] device hsr_slave_0 entered promiscuous mode [ 77.852837][ T5050] device hsr_slave_1 entered promiscuous mode [ 77.882739][ T5050] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 77.883935][ T5050] Cannot create hsr debugfs directory [ 78.434226][ T5050] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 78.471962][ T5050] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 78.524549][ T5050] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 78.543816][ T5050] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 78.598976][ T5050] 8021q: adding VLAN 0 to HW filter on device bond0 [ 78.603434][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 78.604993][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 78.608391][ T5050] 8021q: adding VLAN 0 to HW filter on device team0 [ 78.610937][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 78.612607][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 78.614009][ T271] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.615080][ T271] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.617083][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 78.619186][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 78.620669][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 78.622059][ T271] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.623139][ T271] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.634091][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 78.635911][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 78.637455][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 78.639116][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 78.640656][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 78.642196][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 78.646079][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 78.647547][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 78.649001][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 78.650481][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 78.653905][ T5050] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 78.658354][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 78.698707][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 78.700014][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 78.704847][ T5050] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 78.721471][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 78.726147][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 78.733594][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 78.735059][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 78.736734][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 78.738125][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 78.740822][ T5050] device veth0_vlan entered promiscuous mode [ 78.747699][ T5050] device veth1_vlan entered promiscuous mode [ 78.756421][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 78.757821][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 78.759327][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 78.760840][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 78.766924][ T5050] device veth0_macvtap entered promiscuous mode [ 78.769601][ T5050] device veth1_macvtap entered promiscuous mode [ 78.776822][ T5050] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 78.778496][ T5050] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.780526][ T5050] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 78.781726][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 78.783212][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 78.784517][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 78.785953][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 78.790811][ T5050] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 78.792814][ T5050] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 78.794828][ T5050] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 78.796062][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 78.797601][ T271] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 78.800515][ T5050] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.801934][ T5050] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.804707][ T5050] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.806146][ T5050] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 78.847105][ T271] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.848460][ T271] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.850243][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 78.861392][ T271] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 78.862733][ T271] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 78.864318][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 79.011750][ T5191] loop0: detected capacity change from 0 to 32768 [ 79.021545][ T5191] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.16 (5191) [ 79.035279][ T5191] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 79.036703][ T5191] BTRFS info (device loop0): using free space tree [ 79.037758][ T5191] BTRFS info (device loop0): has skinny extents [ 79.097921][ T5191] BTRFS info (device loop0): enabling ssd optimizations [ 79.121448][ T5191] BTRFS info (device loop0): balance: start -s [ 79.123529][ T5191] ------------[ cut here ]------------ [ 79.124684][ T5191] WARNING: CPU: 1 PID: 5191 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.126301][ T5191] Modules linked in: [ 79.126880][ T5191] CPU: 1 PID: 5191 Comm: syz.0.16 Not tainted syzkaller #0 [ 79.128028][ T5191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.129747][ T5191] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.131059][ T5191] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.132075][ T5191] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.133186][ T5191] sp : ffff800020017540 [ 79.133852][ T5191] x29: ffff800020017710 x28: ffff0000d73c8858 x27: ffff0000de8ab060 [ 79.135255][ T5191] x26: ffff0000de8ab058 x25: ffff0000d73c8850 x24: dfff800000000000 [ 79.136535][ T5191] x23: ffff0000d73c89b0 x22: 1fffe0001ae7910b x21: 1fffe0001ae7910a [ 79.137793][ T5191] x20: 00000000ffffffe4 x19: ffff0000ec9359d0 x18: 0000000000000001 [ 79.139061][ T5191] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 79.140272][ T5191] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.141619][ T5191] x11: 0000000000000000 x10: 0000000000000000 x9 : dddfef3b8a143700 [ 79.142877][ T5191] x8 : dddfef3b8a143700 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.144198][ T5191] x5 : ffff800020016e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 79.145487][ T5191] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.146854][ T5191] Call trace: [ 79.147375][ T5191] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.148345][ T5191] __btrfs_end_transaction+0x13c/0x608 [ 79.149220][ T5191] btrfs_end_transaction+0x24/0x34 [ 79.150063][ T5191] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.150932][ T5191] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.151813][ T5191] btrfs_relocate_chunk+0xb8/0x280 [ 79.152633][ T5191] __btrfs_balance+0x1170/0x1ba4 [ 79.153412][ T5191] btrfs_balance+0xac4/0x1138 [ 79.154176][ T5191] btrfs_ioctl_balance+0x4cc/0x658 [ 79.155017][ T5191] btrfs_ioctl+0x8d0/0xb38 [ 79.155693][ T5191] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.156508][ T5191] invoke_syscall+0x98/0x2b8 [ 79.157205][ T5191] el0_svc_common+0x138/0x258 [ 79.157944][ T5191] do_el0_svc+0x58/0x14c [ 79.158569][ T5191] el0_svc+0x78/0x1e0 [ 79.159157][ T5191] el0t_64_sync_handler+0xcc/0xe4 [ 79.159879][ T5191] el0t_64_sync+0x1a0/0x1a4 [ 79.160543][ T5191] irq event stamp: 84544 [ 79.161259][ T5191] hardirqs last enabled at (84543): [] __up_console_sem+0xb4/0x100 [ 79.162901][ T5191] hardirqs last disabled at (84544): [] el1_dbg+0x24/0x80 [ 79.164343][ T5191] softirqs last enabled at (84308): [] handle_softirqs+0xa4c/0xbf0 [ 79.165970][ T5191] softirqs last disabled at (84301): [] __irq_exit_rcu+0x240/0x440 [ 79.167466][ T5191] ---[ end trace 76ca69374036623a ]--- [ 79.177432][ T5191] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.179420][ T5191] BTRFS info (device loop0): forced readonly [ 79.180619][ T5191] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.182537][ T5191] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 79.184429][ T5191] BTRFS info (device loop0): balance: ended with status: -30 [ 79.401122][ T5244] loop0: detected capacity change from 0 to 32768 [ 79.413271][ T5244] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.17 (5244) [ 79.417664][ T5244] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 79.419066][ T5244] BTRFS info (device loop0): using free space tree [ 79.420238][ T5244] BTRFS info (device loop0): has skinny extents [ 79.429701][ T5244] BTRFS info (device loop0): enabling ssd optimizations [ 79.436006][ T5244] BTRFS info (device loop0): balance: start -s [ 79.437271][ T5244] ------------[ cut here ]------------ [ 79.438271][ T5244] WARNING: CPU: 1 PID: 5244 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.439976][ T5244] Modules linked in: [ 79.440604][ T5244] CPU: 1 PID: 5244 Comm: syz.0.17 Tainted: G W syzkaller #0 [ 79.441970][ T5244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.443639][ T5244] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.444908][ T5244] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.446011][ T5244] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.447091][ T5244] sp : ffff800020047540 [ 79.447743][ T5244] x29: ffff800020047710 x28: ffff0000de2d8858 x27: ffff0000de8ab1c0 [ 79.449032][ T5244] x26: ffff0000de8ab1b8 x25: ffff0000de2d8850 x24: dfff800000000000 [ 79.450396][ T5244] x23: ffff0000de2d89b0 x22: 1fffe0001bc5b10b x21: 1fffe0001bc5b10a [ 79.451759][ T5244] x20: 00000000ffffffe4 x19: ffff0000ec9359d0 x18: 0000000000000001 [ 79.453079][ T5244] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 79.454462][ T5244] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.455838][ T5244] x11: 0000000000000000 x10: 0000000000000000 x9 : 297ecded72a11600 [ 79.457179][ T5244] x8 : 297ecded72a11600 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.458433][ T5244] x5 : ffff800020046e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 79.459660][ T5244] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.460986][ T5244] Call trace: [ 79.461523][ T5244] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.462507][ T5244] __btrfs_end_transaction+0x13c/0x608 [ 79.463398][ T5244] btrfs_end_transaction+0x24/0x34 [ 79.464217][ T5244] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.465086][ T5244] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.465995][ T5244] btrfs_relocate_chunk+0xb8/0x280 [ 79.466775][ T5244] __btrfs_balance+0x1170/0x1ba4 [ 79.467570][ T5244] btrfs_balance+0xac4/0x1138 [ 79.468220][ T5244] btrfs_ioctl_balance+0x4cc/0x658 [ 79.468999][ T5244] btrfs_ioctl+0x8d0/0xb38 [ 79.469661][ T5244] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.470424][ T5244] invoke_syscall+0x98/0x2b8 [ 79.471118][ T5244] el0_svc_common+0x138/0x258 [ 79.471816][ T5244] do_el0_svc+0x58/0x14c [ 79.472432][ T5244] el0_svc+0x78/0x1e0 [ 79.473038][ T5244] el0t_64_sync_handler+0xcc/0xe4 [ 79.473815][ T5244] el0t_64_sync+0x1a0/0x1a4 [ 79.474489][ T5244] irq event stamp: 80158 [ 79.475124][ T5244] hardirqs last enabled at (80157): [] __up_console_sem+0xb4/0x100 [ 79.476674][ T5244] hardirqs last disabled at (80158): [] el1_dbg+0x24/0x80 [ 79.478132][ T5244] softirqs last enabled at (80002): [] local_bh_enable+0x10/0x34 [ 79.479596][ T5244] softirqs last disabled at (80000): [] local_bh_disable+0x10/0x34 [ 79.481175][ T5244] ---[ end trace 76ca69374036623b ]--- [ 79.484751][ T5244] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.487004][ T5244] BTRFS info (device loop0): forced readonly [ 79.487985][ T5244] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.489732][ T5244] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 79.491777][ T5244] BTRFS info (device loop0): balance: ended with status: -30 [ 79.703163][ T7] Bluetooth: hci0: command 0x0409 tx timeout [ 79.707641][ T9] device hsr_slave_0 left promiscuous mode [ 79.714626][ T5268] loop0: detected capacity change from 0 to 32768 [ 79.722750][ T5268] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.18 (5268) [ 79.727269][ T5268] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 79.728552][ T5268] BTRFS info (device loop0): using free space tree [ 79.729588][ T5268] BTRFS info (device loop0): has skinny extents [ 79.742225][ T5268] BTRFS info (device loop0): enabling ssd optimizations [ 79.744665][ T9] device hsr_slave_1 left promiscuous mode [ 79.749413][ T5268] BTRFS info (device loop0): balance: start -s [ 79.750767][ T5268] ------------[ cut here ]------------ [ 79.751776][ T5268] WARNING: CPU: 0 PID: 5268 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.753586][ T5268] Modules linked in: [ 79.754236][ T5268] CPU: 0 PID: 5268 Comm: syz.0.18 Tainted: G W syzkaller #0 [ 79.755533][ T5268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 79.757017][ T5268] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 79.758165][ T5268] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.759174][ T5268] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.760110][ T5268] sp : ffff800020187540 [ 79.760828][ T5268] x29: ffff800020187710 x28: ffff0000c1a5c858 x27: ffff0000dea9a1c0 [ 79.762174][ T5268] x26: ffff0000dea9a1b8 x25: ffff0000c1a5c850 x24: dfff800000000000 [ 79.763367][ T5268] x23: ffff0000c1a5c9b0 x22: 1fffe0001834b90b x21: 1fffe0001834b90a [ 79.764556][ T5268] x20: 00000000ffffffe4 x19: ffff0000c9ded9d0 x18: 0000000000000001 [ 79.765898][ T5268] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 79.767244][ T5268] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 79.768578][ T5268] x11: 0000000000000000 x10: 0000000000000000 x9 : da31f33573f8a300 [ 79.769804][ T5268] x8 : da31f33573f8a300 x7 : 0000000000000001 x6 : 0000000000000001 [ 79.771101][ T5268] x5 : ffff800020186e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 79.772362][ T5268] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 79.773605][ T5268] Call trace: [ 79.774078][ T5268] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 79.774978][ T5268] __btrfs_end_transaction+0x13c/0x608 [ 79.775819][ T5268] btrfs_end_transaction+0x24/0x34 [ 79.776620][ T5268] btrfs_inc_block_group_ro+0x4ec/0x558 [ 79.777519][ T5268] btrfs_relocate_block_group+0x2b8/0x8a4 [ 79.778433][ T5268] btrfs_relocate_chunk+0xb8/0x280 [ 79.779218][ T5268] __btrfs_balance+0x1170/0x1ba4 [ 79.779931][ T5268] btrfs_balance+0xac4/0x1138 [ 79.780648][ T5268] btrfs_ioctl_balance+0x4cc/0x658 [ 79.781449][ T5268] btrfs_ioctl+0x8d0/0xb38 [ 79.782150][ T5268] __arm64_sys_ioctl+0x14c/0x1c8 [ 79.782859][ T5268] invoke_syscall+0x98/0x2b8 [ 79.783561][ T5268] el0_svc_common+0x138/0x258 [ 79.784340][ T5268] do_el0_svc+0x58/0x14c [ 79.785054][ T5268] el0_svc+0x78/0x1e0 [ 79.785739][ T5268] el0t_64_sync_handler+0xcc/0xe4 [ 79.786501][ T5268] el0t_64_sync+0x1a0/0x1a4 [ 79.787249][ T5268] irq event stamp: 80376 [ 79.787941][ T5268] hardirqs last enabled at (80375): [] __up_console_sem+0xb4/0x100 [ 79.789356][ T5268] hardirqs last disabled at (80376): [] el1_dbg+0x24/0x80 [ 79.790766][ T5268] softirqs last enabled at (80192): [] local_bh_enable+0x10/0x34 [ 79.792258][ T5268] softirqs last disabled at (80190): [] local_bh_disable+0x10/0x34 [ 79.793657][ T5268] ---[ end trace 76ca69374036623c ]--- [ 79.797488][ T5268] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 79.799197][ T5268] BTRFS info (device loop0): forced readonly [ 79.800155][ T5268] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 79.804113][ T5268] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 79.805918][ T5268] BTRFS info (device loop0): balance: ended with status: -30 [ 79.842657][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 79.843898][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 79.845895][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 79.847155][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 79.848570][ T9] device bridge_slave_1 left promiscuous mode [ 79.849625][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.894115][ T9] device bridge_slave_0 left promiscuous mode [ 79.895640][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.945331][ T5301] loop0: detected capacity change from 0 to 32768 [ 79.973737][ T5301] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.19 (5301) [ 80.012639][ T9] device veth1_macvtap left promiscuous mode [ 80.013678][ T9] device veth0_macvtap left promiscuous mode [ 80.014672][ T9] device veth1_vlan left promiscuous mode [ 80.015623][ T9] device veth0_vlan left promiscuous mode [ 80.026085][ T5301] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 80.028697][ T5301] BTRFS info (device loop0): using free space tree [ 80.029741][ T5301] BTRFS info (device loop0): has skinny extents [ 80.102736][ T5301] BTRFS info (device loop0): enabling ssd optimizations [ 80.108709][ T5301] BTRFS info (device loop0): balance: start -s [ 80.110014][ T5301] ------------[ cut here ]------------ [ 80.110990][ T5301] WARNING: CPU: 0 PID: 5301 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.112755][ T5301] Modules linked in: [ 80.113397][ T5301] CPU: 0 PID: 5301 Comm: syz.0.19 Tainted: G W syzkaller #0 [ 80.114817][ T5301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.116354][ T5301] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.117521][ T5301] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.118526][ T5301] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.119473][ T5301] sp : ffff8000208e7540 [ 80.120061][ T5301] x29: ffff8000208e7710 x28: ffff0000d179a858 x27: ffff0000dea9a320 [ 80.121194][ T5301] x26: ffff0000dea9a318 x25: ffff0000d179a850 x24: dfff800000000000 [ 80.122361][ T5301] x23: ffff0000d179a9b0 x22: 1fffe0001a2f350b x21: 1fffe0001a2f350a [ 80.123547][ T5301] x20: 00000000ffffffe4 x19: ffff0000da9499d0 x18: 0000000000000001 [ 80.124678][ T5301] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 80.125847][ T5301] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.127044][ T5301] x11: 0000000000000000 x10: 0000000000000000 x9 : b30801ea4152c300 [ 80.128287][ T5301] x8 : b30801ea4152c300 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.129499][ T5301] x5 : ffff8000208e6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 80.130663][ T5301] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.131940][ T5301] Call trace: [ 80.132480][ T5301] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.133541][ T5301] __btrfs_end_transaction+0x13c/0x608 [ 80.134451][ T5301] btrfs_end_transaction+0x24/0x34 [ 80.135316][ T5301] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.136211][ T5301] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.137222][ T5301] btrfs_relocate_chunk+0xb8/0x280 [ 80.138138][ T5301] __btrfs_balance+0x1170/0x1ba4 [ 80.138966][ T5301] btrfs_balance+0xac4/0x1138 [ 80.139756][ T5301] btrfs_ioctl_balance+0x4cc/0x658 [ 80.140583][ T5301] btrfs_ioctl+0x8d0/0xb38 [ 80.141292][ T5301] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.142111][ T5301] invoke_syscall+0x98/0x2b8 [ 80.142844][ T5301] el0_svc_common+0x138/0x258 [ 80.143607][ T5301] do_el0_svc+0x58/0x14c [ 80.144276][ T5301] el0_svc+0x78/0x1e0 [ 80.144961][ T5301] el0t_64_sync_handler+0xcc/0xe4 [ 80.145834][ T5301] el0t_64_sync+0x1a0/0x1a4 [ 80.146647][ T5301] irq event stamp: 81422 [ 80.147388][ T5301] hardirqs last enabled at (81421): [] __up_console_sem+0xb4/0x100 [ 80.149036][ T5301] hardirqs last disabled at (81422): [] el1_dbg+0x24/0x80 [ 80.150487][ T5301] softirqs last enabled at (81250): [] local_bh_enable+0x10/0x34 [ 80.151917][ T5301] softirqs last disabled at (81248): [] local_bh_disable+0x10/0x34 [ 80.153374][ T5301] ---[ end trace 76ca69374036623d ]--- [ 80.156991][ T5301] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.158550][ T5301] BTRFS info (device loop0): forced readonly [ 80.159551][ T5301] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.161161][ T5301] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 80.163840][ T5301] BTRFS info (device loop0): balance: ended with status: -30 [ 80.217548][ T9] team0 (unregistering): Port device team_slave_1 removed [ 80.223729][ T9] team0 (unregistering): Port device team_slave_0 removed [ 80.228011][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 80.257048][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 80.339412][ T5323] loop0: detected capacity change from 0 to 32768 [ 80.346757][ T5323] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.20 (5323) [ 80.350700][ T5323] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 80.352007][ T5323] BTRFS info (device loop0): using free space tree [ 80.353175][ T5323] BTRFS info (device loop0): has skinny extents [ 80.358412][ T9] bond0 (unregistering): Released all slaves [ 80.371521][ T5323] BTRFS info (device loop0): enabling ssd optimizations [ 80.376329][ T5323] BTRFS info (device loop0): balance: start -s [ 80.377791][ T5323] ------------[ cut here ]------------ [ 80.378746][ T5323] WARNING: CPU: 1 PID: 5323 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.380592][ T5323] Modules linked in: [ 80.381212][ T5323] CPU: 1 PID: 5323 Comm: syz.0.20 Tainted: G W syzkaller #0 [ 80.382497][ T5323] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.384171][ T5323] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.385468][ T5323] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.386556][ T5323] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.387610][ T5323] sp : ffff800021a17540 [ 80.388214][ T5323] x29: ffff800021a17710 x28: ffff0000c9976858 x27: ffff0000de8ab320 [ 80.389404][ T5323] x26: ffff0000de8ab318 x25: ffff0000c9976850 x24: dfff800000000000 [ 80.390703][ T5323] x23: ffff0000c99769b0 x22: 1fffe0001932ed0b x21: 1fffe0001932ed0a [ 80.392037][ T5323] x20: 00000000ffffffe4 x19: ffff0000cf3459d0 x18: 0000000000000001 [ 80.393325][ T5323] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 80.394648][ T5323] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.396035][ T5323] x11: 0000000000000000 x10: 0000000000000000 x9 : b92cf7c91301c400 [ 80.397401][ T5323] x8 : b92cf7c91301c400 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.398769][ T5323] x5 : ffff800021a16e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 80.400083][ T5323] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.401341][ T5323] Call trace: [ 80.401890][ T5323] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.402926][ T5323] __btrfs_end_transaction+0x13c/0x608 [ 80.403776][ T5323] btrfs_end_transaction+0x24/0x34 [ 80.404548][ T5323] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.405424][ T5323] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.406241][ T5323] btrfs_relocate_chunk+0xb8/0x280 [ 80.406961][ T5323] __btrfs_balance+0x1170/0x1ba4 [ 80.407691][ T5323] btrfs_balance+0xac4/0x1138 [ 80.408409][ T5323] btrfs_ioctl_balance+0x4cc/0x658 [ 80.409161][ T5323] btrfs_ioctl+0x8d0/0xb38 [ 80.409823][ T5323] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.410504][ T5323] invoke_syscall+0x98/0x2b8 [ 80.411161][ T5323] el0_svc_common+0x138/0x258 [ 80.411887][ T5323] do_el0_svc+0x58/0x14c [ 80.412570][ T5323] el0_svc+0x78/0x1e0 [ 80.413220][ T5323] el0t_64_sync_handler+0xcc/0xe4 [ 80.414025][ T5323] el0t_64_sync+0x1a0/0x1a4 [ 80.414753][ T5323] irq event stamp: 81030 [ 80.415423][ T5323] hardirqs last enabled at (81029): [] __up_console_sem+0xb4/0x100 [ 80.416956][ T5323] hardirqs last disabled at (81030): [] el1_dbg+0x24/0x80 [ 80.418335][ T5323] softirqs last enabled at (80848): [] local_bh_enable+0x10/0x34 [ 80.419835][ T5323] softirqs last disabled at (80846): [] local_bh_disable+0x10/0x34 [ 80.421377][ T5323] ---[ end trace 76ca69374036623e ]--- [ 80.424690][ T5323] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.426385][ T5323] BTRFS info (device loop0): forced readonly [ 80.427423][ T5323] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.429190][ T5323] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 80.431140][ T5323] BTRFS info (device loop0): balance: ended with status: -30 [ 80.577853][ T5349] loop0: detected capacity change from 0 to 32768 [ 80.581340][ T5349] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.21 (5349) [ 80.588722][ T5349] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 80.590149][ T5349] BTRFS info (device loop0): using free space tree [ 80.591153][ T5349] BTRFS info (device loop0): has skinny extents [ 80.599710][ T5349] BTRFS info (device loop0): enabling ssd optimizations [ 80.604961][ T5349] BTRFS info (device loop0): balance: start -s [ 80.606618][ T5349] ------------[ cut here ]------------ [ 80.607965][ T5349] WARNING: CPU: 0 PID: 5349 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.609794][ T5349] Modules linked in: [ 80.610398][ T5349] CPU: 0 PID: 5349 Comm: syz.0.21 Tainted: G W syzkaller #0 [ 80.611763][ T5349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.613339][ T5349] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.614608][ T5349] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.615630][ T5349] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.616589][ T5349] sp : ffff800021b87540 [ 80.617200][ T5349] x29: ffff800021b87710 x28: ffff0000ccebc058 x27: ffff0000dea9a480 [ 80.618459][ T5349] x26: ffff0000dea9a478 x25: ffff0000ccebc050 x24: dfff800000000000 [ 80.619751][ T5349] x23: ffff0000ccebc1b0 x22: 1fffe000199d780b x21: 1fffe000199d780a [ 80.620956][ T5349] x20: 00000000ffffffe4 x19: ffff0000d21159d0 x18: 0000000000000001 [ 80.622277][ T5349] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 80.623598][ T5349] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.625019][ T5349] x11: 0000000000000000 x10: 0000000000000000 x9 : bc210d84af4f7d00 [ 80.626437][ T5349] x8 : bc210d84af4f7d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.627701][ T5349] x5 : ffff800021b86e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 80.628983][ T5349] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.630200][ T5349] Call trace: [ 80.630739][ T5349] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.631728][ T5349] __btrfs_end_transaction+0x13c/0x608 [ 80.632641][ T5349] btrfs_end_transaction+0x24/0x34 [ 80.633413][ T5349] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.634317][ T5349] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.635157][ T5349] btrfs_relocate_chunk+0xb8/0x280 [ 80.635935][ T5349] __btrfs_balance+0x1170/0x1ba4 [ 80.636753][ T5349] btrfs_balance+0xac4/0x1138 [ 80.637572][ T5349] btrfs_ioctl_balance+0x4cc/0x658 [ 80.638367][ T5349] btrfs_ioctl+0x8d0/0xb38 [ 80.639083][ T5349] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.639874][ T5349] invoke_syscall+0x98/0x2b8 [ 80.640623][ T5349] el0_svc_common+0x138/0x258 [ 80.641357][ T5349] do_el0_svc+0x58/0x14c [ 80.642012][ T5349] el0_svc+0x78/0x1e0 [ 80.642635][ T5349] el0t_64_sync_handler+0xcc/0xe4 [ 80.643402][ T5349] el0t_64_sync+0x1a0/0x1a4 [ 80.644153][ T5349] irq event stamp: 81686 [ 80.644880][ T5349] hardirqs last enabled at (81685): [] __up_console_sem+0xb4/0x100 [ 80.646506][ T5349] hardirqs last disabled at (81686): [] el1_dbg+0x24/0x80 [ 80.647971][ T5349] softirqs last enabled at (81484): [] local_bh_enable+0x10/0x34 [ 80.649450][ T5349] softirqs last disabled at (81482): [] local_bh_disable+0x10/0x34 [ 80.650863][ T5349] ---[ end trace 76ca69374036623f ]--- [ 80.653242][ T5349] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.654952][ T5349] BTRFS info (device loop0): forced readonly [ 80.655982][ T5349] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.657989][ T5349] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 80.659977][ T5349] BTRFS info (device loop0): balance: ended with status: -30 [ 80.803882][ T5371] loop0: detected capacity change from 0 to 32768 [ 80.811334][ T5371] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.22 (5371) [ 80.817034][ T5371] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 80.818321][ T5371] BTRFS info (device loop0): using free space tree [ 80.819459][ T5371] BTRFS info (device loop0): has skinny extents [ 80.827615][ T5371] BTRFS info (device loop0): enabling ssd optimizations [ 80.832090][ T5371] BTRFS info (device loop0): balance: start -s [ 80.833747][ T5371] ------------[ cut here ]------------ [ 80.834721][ T5371] WARNING: CPU: 0 PID: 5371 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.836394][ T5371] Modules linked in: [ 80.837002][ T5371] CPU: 0 PID: 5371 Comm: syz.0.22 Tainted: G W syzkaller #0 [ 80.838448][ T5371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 80.840011][ T5371] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 80.841297][ T5371] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.842435][ T5371] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.843528][ T5371] sp : ffff800021a07540 [ 80.844195][ T5371] x29: ffff800021a07710 x28: ffff0000d201d858 x27: ffff0000dea9a5e0 [ 80.845512][ T5371] x26: ffff0000dea9a5d8 x25: ffff0000d201d850 x24: dfff800000000000 [ 80.846843][ T5371] x23: ffff0000d201d9b0 x22: 1fffe0001a403b0b x21: 1fffe0001a403b0a [ 80.848136][ T5371] x20: 00000000ffffffe4 x19: ffff0000d21159d0 x18: 0000000000000001 [ 80.849443][ T5371] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 80.850804][ T5371] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 80.852060][ T5371] x11: 0000000000000000 x10: 0000000000000000 x9 : 0ddcb5c04c2fcb00 [ 80.853341][ T5371] x8 : 0ddcb5c04c2fcb00 x7 : 0000000000000001 x6 : 0000000000000001 [ 80.854660][ T5371] x5 : ffff800021a06e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 80.855968][ T5371] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 80.857301][ T5371] Call trace: [ 80.857862][ T5371] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 80.858879][ T5371] __btrfs_end_transaction+0x13c/0x608 [ 80.859789][ T5371] btrfs_end_transaction+0x24/0x34 [ 80.860560][ T5371] btrfs_inc_block_group_ro+0x4ec/0x558 [ 80.861322][ T5371] btrfs_relocate_block_group+0x2b8/0x8a4 [ 80.862273][ T5371] btrfs_relocate_chunk+0xb8/0x280 [ 80.863109][ T5371] __btrfs_balance+0x1170/0x1ba4 [ 80.863867][ T5371] btrfs_balance+0xac4/0x1138 [ 80.864636][ T5371] btrfs_ioctl_balance+0x4cc/0x658 [ 80.865432][ T5371] btrfs_ioctl+0x8d0/0xb38 [ 80.866188][ T5371] __arm64_sys_ioctl+0x14c/0x1c8 [ 80.867033][ T5371] invoke_syscall+0x98/0x2b8 [ 80.867839][ T5371] el0_svc_common+0x138/0x258 [ 80.868651][ T5371] do_el0_svc+0x58/0x14c [ 80.869391][ T5371] el0_svc+0x78/0x1e0 [ 80.870064][ T5371] el0t_64_sync_handler+0xcc/0xe4 [ 80.870929][ T5371] el0t_64_sync+0x1a0/0x1a4 [ 80.871636][ T5371] irq event stamp: 81132 [ 80.872299][ T5371] hardirqs last enabled at (81131): [] __up_console_sem+0xb4/0x100 [ 80.874048][ T5371] hardirqs last disabled at (81132): [] el1_dbg+0x24/0x80 [ 80.875403][ T5371] softirqs last enabled at (81006): [] handle_softirqs+0xa4c/0xbf0 [ 80.876965][ T5371] softirqs last disabled at (80991): [] __irq_exit_rcu+0x240/0x440 [ 80.878505][ T5371] ---[ end trace 76ca693740366240 ]--- [ 80.881937][ T5371] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 80.883988][ T5371] BTRFS info (device loop0): forced readonly [ 80.885105][ T5371] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 80.886834][ T5371] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 80.888600][ T5371] BTRFS info (device loop0): balance: ended with status: -30 [ 81.023881][ T5393] loop0: detected capacity change from 0 to 32768 [ 81.064497][ T5393] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.23 (5393) [ 81.067673][ T5393] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 81.069050][ T5393] BTRFS info (device loop0): using free space tree [ 81.070167][ T5393] BTRFS info (device loop0): has skinny extents [ 81.084457][ T5393] BTRFS info (device loop0): enabling ssd optimizations [ 81.089727][ T5393] BTRFS info (device loop0): balance: start -s [ 81.090940][ T5393] ------------[ cut here ]------------ [ 81.091931][ T5393] WARNING: CPU: 1 PID: 5393 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.093738][ T5393] Modules linked in: [ 81.094359][ T5393] CPU: 1 PID: 5393 Comm: syz.0.23 Tainted: G W syzkaller #0 [ 81.095817][ T5393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.097538][ T5393] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.098798][ T5393] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.099851][ T5393] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.101011][ T5393] sp : ffff80001f837540 [ 81.101726][ T5393] x29: ffff80001f837710 x28: ffff0000c2080058 x27: ffff0000de8ab480 [ 81.103027][ T5393] x26: ffff0000de8ab478 x25: ffff0000c2080050 x24: dfff800000000000 [ 81.104286][ T5393] x23: ffff0000c20801b0 x22: 1fffe0001841000b x21: 1fffe0001841000a [ 81.105602][ T5393] x20: 00000000ffffffe4 x19: ffff0000d4c259d0 x18: 0000000000000001 [ 81.106952][ T5393] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 81.108301][ T5393] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.109692][ T5393] x11: 0000000000000000 x10: 0000000000000000 x9 : 6bc049c25db31700 [ 81.111055][ T5393] x8 : 6bc049c25db31700 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.112406][ T5393] x5 : ffff80001f836e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 81.113759][ T5393] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.115006][ T5393] Call trace: [ 81.115496][ T5393] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.116485][ T5393] __btrfs_end_transaction+0x13c/0x608 [ 81.117372][ T5393] btrfs_end_transaction+0x24/0x34 [ 81.118238][ T5393] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.119132][ T5393] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.120053][ T5393] btrfs_relocate_chunk+0xb8/0x280 [ 81.120821][ T5393] __btrfs_balance+0x1170/0x1ba4 [ 81.121547][ T5393] btrfs_balance+0xac4/0x1138 [ 81.122231][ T5393] btrfs_ioctl_balance+0x4cc/0x658 [ 81.122946][ T5393] btrfs_ioctl+0x8d0/0xb38 [ 81.123626][ T5393] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.124416][ T5393] invoke_syscall+0x98/0x2b8 [ 81.125119][ T5393] el0_svc_common+0x138/0x258 [ 81.125848][ T5393] do_el0_svc+0x58/0x14c [ 81.126576][ T5393] el0_svc+0x78/0x1e0 [ 81.127189][ T5393] el0t_64_sync_handler+0xcc/0xe4 [ 81.127966][ T5393] el0t_64_sync+0x1a0/0x1a4 [ 81.128619][ T5393] irq event stamp: 81528 [ 81.129276][ T5393] hardirqs last enabled at (81527): [] __up_console_sem+0xb4/0x100 [ 81.130858][ T5393] hardirqs last disabled at (81528): [] el1_dbg+0x24/0x80 [ 81.132264][ T5393] softirqs last enabled at (81348): [] local_bh_enable+0x10/0x34 [ 81.133746][ T5393] softirqs last disabled at (81346): [] local_bh_disable+0x10/0x34 [ 81.135226][ T5393] ---[ end trace 76ca693740366241 ]--- [ 81.140566][ T5393] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.141995][ T5393] BTRFS info (device loop0): forced readonly [ 81.143300][ T5393] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.144932][ T5393] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 81.146634][ T5393] BTRFS info (device loop0): balance: ended with status: -30 [ 81.292402][ T5415] loop0: detected capacity change from 0 to 32768 [ 81.345210][ T5415] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.24 (5415) [ 81.348488][ T5415] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 81.349896][ T5415] BTRFS info (device loop0): using free space tree [ 81.350975][ T5415] BTRFS info (device loop0): has skinny extents [ 81.358941][ T5415] BTRFS info (device loop0): enabling ssd optimizations [ 81.366229][ T5415] BTRFS info (device loop0): balance: start -s [ 81.367428][ T5415] ------------[ cut here ]------------ [ 81.368476][ T5415] WARNING: CPU: 1 PID: 5415 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.370270][ T5415] Modules linked in: [ 81.370872][ T5415] CPU: 1 PID: 5415 Comm: syz.0.24 Tainted: G W syzkaller #0 [ 81.372174][ T5415] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.373887][ T5415] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.375200][ T5415] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.376281][ T5415] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.377381][ T5415] sp : ffff800021f07540 [ 81.378046][ T5415] x29: ffff800021f07710 x28: ffff0000d6ef9058 x27: ffff0000de8ab5e0 [ 81.379267][ T5415] x26: ffff0000de8ab5d8 x25: ffff0000d6ef9050 x24: dfff800000000000 [ 81.380508][ T5415] x23: ffff0000d6ef91b0 x22: 1fffe0001addf20b x21: 1fffe0001addf20a [ 81.381801][ T5415] x20: 00000000ffffffe4 x19: ffff0000d78219d0 x18: 0000000000000001 [ 81.383069][ T5415] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 81.384283][ T5415] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.385477][ T5415] x11: 0000000000000000 x10: 0000000000000000 x9 : 3e1a2abdc5928b00 [ 81.386711][ T5415] x8 : 3e1a2abdc5928b00 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.387928][ T5415] x5 : ffff800021f06e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 81.389140][ T5415] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.390338][ T5415] Call trace: [ 81.390838][ T5415] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.391795][ T5415] __btrfs_end_transaction+0x13c/0x608 [ 81.392620][ T5415] btrfs_end_transaction+0x24/0x34 [ 81.393370][ T5415] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.394246][ T5415] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.395121][ T5415] btrfs_relocate_chunk+0xb8/0x280 [ 81.395969][ T5415] __btrfs_balance+0x1170/0x1ba4 [ 81.396771][ T5415] btrfs_balance+0xac4/0x1138 [ 81.397496][ T5415] btrfs_ioctl_balance+0x4cc/0x658 [ 81.398223][ T5415] btrfs_ioctl+0x8d0/0xb38 [ 81.398835][ T5415] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.399550][ T5415] invoke_syscall+0x98/0x2b8 [ 81.400252][ T5415] el0_svc_common+0x138/0x258 [ 81.400871][ T5415] do_el0_svc+0x58/0x14c [ 81.401510][ T5415] el0_svc+0x78/0x1e0 [ 81.402167][ T5415] el0t_64_sync_handler+0xcc/0xe4 [ 81.402948][ T5415] el0t_64_sync+0x1a0/0x1a4 [ 81.403656][ T5415] irq event stamp: 80710 [ 81.404309][ T5415] hardirqs last enabled at (80709): [] __up_console_sem+0xb4/0x100 [ 81.405827][ T5415] hardirqs last disabled at (80710): [] el1_dbg+0x24/0x80 [ 81.407150][ T5415] softirqs last enabled at (80538): [] local_bh_enable+0x10/0x34 [ 81.408546][ T5415] softirqs last disabled at (80536): [] local_bh_disable+0x10/0x34 [ 81.409905][ T5415] ---[ end trace 76ca693740366242 ]--- [ 81.414567][ T5415] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.416094][ T5415] BTRFS info (device loop0): forced readonly [ 81.417040][ T5415] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.418669][ T5415] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 81.420339][ T5415] BTRFS info (device loop0): balance: ended with status: -30 [ 81.558763][ T5437] loop0: detected capacity change from 0 to 32768 [ 81.633633][ T5437] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.25 (5437) [ 81.684689][ T5437] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 81.686031][ T5437] BTRFS info (device loop0): using free space tree [ 81.687579][ T5437] BTRFS info (device loop0): has skinny extents [ 81.700625][ T5437] BTRFS info (device loop0): enabling ssd optimizations [ 81.715966][ T5437] BTRFS info (device loop0): balance: start -s [ 81.717285][ T5437] ------------[ cut here ]------------ [ 81.718225][ T5437] WARNING: CPU: 1 PID: 5437 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.719962][ T5437] Modules linked in: [ 81.720562][ T5437] CPU: 1 PID: 5437 Comm: syz.0.25 Tainted: G W syzkaller #0 [ 81.721936][ T5437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 81.723490][ T5437] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 81.724662][ T5437] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.725749][ T5437] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.726876][ T5437] sp : ffff800021f07540 [ 81.727512][ T5437] x29: ffff800021f07710 x28: ffff0000d9571858 x27: ffff0000de8ab740 [ 81.728896][ T5437] x26: ffff0000de8ab738 x25: ffff0000d9571850 x24: dfff800000000000 [ 81.730256][ T5437] x23: ffff0000d95719b0 x22: 1fffe0001b2ae30b x21: 1fffe0001b2ae30a [ 81.731649][ T5437] x20: 00000000ffffffe4 x19: ffff0000d78219d0 x18: 0000000000000001 [ 81.733076][ T5437] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 81.734424][ T5437] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 81.735831][ T5437] x11: 0000000000000000 x10: 0000000000000000 x9 : 7c0558cb171e7200 [ 81.737245][ T5437] x8 : 7c0558cb171e7200 x7 : 0000000000000001 x6 : 0000000000000001 [ 81.738632][ T5437] x5 : ffff800021f06e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 81.740077][ T5437] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 81.741416][ T5437] Call trace: [ 81.741987][ T5437] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 81.743010][ T5437] __btrfs_end_transaction+0x13c/0x608 [ 81.743907][ T5437] btrfs_end_transaction+0x24/0x34 [ 81.744714][ T5437] btrfs_inc_block_group_ro+0x4ec/0x558 [ 81.745582][ T5437] btrfs_relocate_block_group+0x2b8/0x8a4 [ 81.746517][ T5437] btrfs_relocate_chunk+0xb8/0x280 [ 81.747333][ T5437] __btrfs_balance+0x1170/0x1ba4 [ 81.748176][ T5437] btrfs_balance+0xac4/0x1138 [ 81.748978][ T5437] btrfs_ioctl_balance+0x4cc/0x658 [ 81.749834][ T5437] btrfs_ioctl+0x8d0/0xb38 [ 81.750509][ T5437] __arm64_sys_ioctl+0x14c/0x1c8 [ 81.751316][ T5437] invoke_syscall+0x98/0x2b8 [ 81.752118][ T5437] el0_svc_common+0x138/0x258 [ 81.752881][ T5437] do_el0_svc+0x58/0x14c [ 81.753606][ T5437] el0_svc+0x78/0x1e0 [ 81.754196][ T5437] el0t_64_sync_handler+0xcc/0xe4 [ 81.755052][ T5437] el0t_64_sync+0x1a0/0x1a4 [ 81.755828][ T5437] irq event stamp: 81182 [ 81.756517][ T5437] hardirqs last enabled at (81181): [] __up_console_sem+0xb4/0x100 [ 81.758089][ T5437] hardirqs last disabled at (81182): [] el1_dbg+0x24/0x80 [ 81.759510][ T5437] softirqs last enabled at (81014): [] local_bh_enable+0x10/0x34 [ 81.761087][ T5437] softirqs last disabled at (81012): [] local_bh_disable+0x10/0x34 [ 81.762643][ T5437] ---[ end trace 76ca693740366243 ]--- [ 81.765187][ T5437] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 81.766827][ T5437] BTRFS info (device loop0): forced readonly [ 81.767740][ T5437] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 81.769327][ T5437] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 81.771184][ T5437] BTRFS info (device loop0): balance: ended with status: -30 [ 81.783826][ T4162] Bluetooth: hci0: command 0x041b tx timeout [ 81.972191][ T5459] loop0: detected capacity change from 0 to 32768 [ 81.980505][ T5459] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.26 (5459) [ 81.987816][ T5459] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 81.989169][ T5459] BTRFS info (device loop0): using free space tree [ 81.990132][ T5459] BTRFS info (device loop0): has skinny extents [ 82.130299][ T5459] BTRFS info (device loop0): enabling ssd optimizations [ 82.135732][ T5459] BTRFS info (device loop0): balance: start -s [ 82.136978][ T5459] ------------[ cut here ]------------ [ 82.137917][ T5459] WARNING: CPU: 1 PID: 5459 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.139546][ T5459] Modules linked in: [ 82.140114][ T5459] CPU: 1 PID: 5459 Comm: syz.0.26 Tainted: G W syzkaller #0 [ 82.141461][ T5459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.142869][ T5459] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.144064][ T5459] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.145011][ T5459] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.145932][ T5459] sp : ffff8000220f7540 [ 82.146538][ T5459] x29: ffff8000220f7710 x28: ffff0000d9bb4858 x27: ffff0000de8ab8a0 [ 82.147802][ T5459] x26: ffff0000de8ab898 x25: ffff0000d9bb4850 x24: dfff800000000000 [ 82.149063][ T5459] x23: ffff0000d9bb49b0 x22: 1fffe0001b37690b x21: 1fffe0001b37690a [ 82.150422][ T5459] x20: 00000000ffffffe4 x19: ffff0000d78219d0 x18: 0000000000000001 [ 82.151643][ T5459] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 82.152836][ T5459] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.154010][ T5459] x11: 0000000000000000 x10: 0000000000000000 x9 : 5c9ddf8140670900 [ 82.155214][ T5459] x8 : 5c9ddf8140670900 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.156502][ T5459] x5 : ffff8000220f6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 82.157744][ T5459] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.158958][ T5459] Call trace: [ 82.159438][ T5459] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.160359][ T5459] __btrfs_end_transaction+0x13c/0x608 [ 82.161144][ T5459] btrfs_end_transaction+0x24/0x34 [ 82.161879][ T5459] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.162703][ T5459] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.163490][ T5459] btrfs_relocate_chunk+0xb8/0x280 [ 82.164249][ T5459] __btrfs_balance+0x1170/0x1ba4 [ 82.164983][ T5459] btrfs_balance+0xac4/0x1138 [ 82.165646][ T5459] btrfs_ioctl_balance+0x4cc/0x658 [ 82.166408][ T5459] btrfs_ioctl+0x8d0/0xb38 [ 82.167145][ T5459] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.167975][ T5459] invoke_syscall+0x98/0x2b8 [ 82.168706][ T5459] el0_svc_common+0x138/0x258 [ 82.169476][ T5459] do_el0_svc+0x58/0x14c [ 82.170172][ T5459] el0_svc+0x78/0x1e0 [ 82.170802][ T5459] el0t_64_sync_handler+0xcc/0xe4 [ 82.171667][ T5459] el0t_64_sync+0x1a0/0x1a4 [ 82.172387][ T5459] irq event stamp: 80826 [ 82.173036][ T5459] hardirqs last enabled at (80825): [] __up_console_sem+0xb4/0x100 [ 82.174568][ T5459] hardirqs last disabled at (80826): [] el1_dbg+0x24/0x80 [ 82.175848][ T5459] softirqs last enabled at (80648): [] local_bh_enable+0x10/0x34 [ 82.177259][ T5459] softirqs last disabled at (80646): [] local_bh_disable+0x10/0x34 [ 82.178819][ T5459] ---[ end trace 76ca693740366244 ]--- [ 82.184749][ T5459] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.186410][ T5459] BTRFS info (device loop0): forced readonly [ 82.187384][ T5459] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.189222][ T5459] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 82.191146][ T5459] BTRFS info (device loop0): balance: ended with status: -30 [ 82.362775][ T5482] loop0: detected capacity change from 0 to 32768 [ 82.426328][ T5482] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.27 (5482) [ 82.476856][ T5482] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 82.478163][ T5482] BTRFS info (device loop0): using free space tree [ 82.479233][ T5482] BTRFS info (device loop0): has skinny extents [ 82.514382][ T5482] BTRFS info (device loop0): enabling ssd optimizations [ 82.519469][ T5482] BTRFS info (device loop0): balance: start -s [ 82.520853][ T5482] ------------[ cut here ]------------ [ 82.521883][ T5482] WARNING: CPU: 0 PID: 5482 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.523587][ T5482] Modules linked in: [ 82.524211][ T5482] CPU: 0 PID: 5482 Comm: syz.0.27 Tainted: G W syzkaller #0 [ 82.525519][ T5482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.526985][ T5482] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.528227][ T5482] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.529287][ T5482] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.530325][ T5482] sp : ffff800022217540 [ 82.531022][ T5482] x29: ffff800022217710 x28: ffff0000c2089858 x27: ffff0000dea9a740 [ 82.532393][ T5482] x26: ffff0000dea9a738 x25: ffff0000c2089850 x24: dfff800000000000 [ 82.533666][ T5482] x23: ffff0000c20899b0 x22: 1fffe0001841130b x21: 1fffe0001841130a [ 82.534914][ T5482] x20: 00000000ffffffe4 x19: ffff0000d8c2d9d0 x18: 0000000000000001 [ 82.536164][ T5482] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 82.537457][ T5482] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.538703][ T5482] x11: 0000000000000000 x10: 0000000000000000 x9 : dd688623213e2500 [ 82.539918][ T5482] x8 : dd688623213e2500 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.541077][ T5482] x5 : ffff800022216e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 82.542399][ T5482] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.543719][ T5482] Call trace: [ 82.544244][ T5482] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.545233][ T5482] __btrfs_end_transaction+0x13c/0x608 [ 82.546157][ T5482] btrfs_end_transaction+0x24/0x34 [ 82.547033][ T5482] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.547936][ T5482] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.548890][ T5482] btrfs_relocate_chunk+0xb8/0x280 [ 82.549755][ T5482] __btrfs_balance+0x1170/0x1ba4 [ 82.550534][ T5482] btrfs_balance+0xac4/0x1138 [ 82.551358][ T5482] btrfs_ioctl_balance+0x4cc/0x658 [ 82.552218][ T5482] btrfs_ioctl+0x8d0/0xb38 [ 82.552956][ T5482] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.553744][ T5482] invoke_syscall+0x98/0x2b8 [ 82.554493][ T5482] el0_svc_common+0x138/0x258 [ 82.555291][ T5482] do_el0_svc+0x58/0x14c [ 82.555972][ T5482] el0_svc+0x78/0x1e0 [ 82.556680][ T5482] el0t_64_sync_handler+0xcc/0xe4 [ 82.557554][ T5482] el0t_64_sync+0x1a0/0x1a4 [ 82.558304][ T5482] irq event stamp: 81290 [ 82.559041][ T5482] hardirqs last enabled at (81289): [] __up_console_sem+0xb4/0x100 [ 82.560526][ T5482] hardirqs last disabled at (81290): [] el1_dbg+0x24/0x80 [ 82.561998][ T5482] softirqs last enabled at (81068): [] local_bh_enable+0x10/0x34 [ 82.563622][ T5482] softirqs last disabled at (81066): [] local_bh_disable+0x10/0x34 [ 82.565124][ T5482] ---[ end trace 76ca693740366245 ]--- [ 82.568746][ T5482] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.570467][ T5482] BTRFS info (device loop0): forced readonly [ 82.571405][ T5482] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.573809][ T5482] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 82.575438][ T5482] BTRFS info (device loop0): balance: ended with status: -30 1970/01/01 00:01:22 executed programs: 14 [ 82.798793][ T5504] loop0: detected capacity change from 0 to 32768 [ 82.852605][ T5504] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.28 (5504) [ 82.856808][ T5504] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 82.858246][ T5504] BTRFS info (device loop0): using free space tree [ 82.859272][ T5504] BTRFS info (device loop0): has skinny extents [ 82.867041][ T5504] BTRFS info (device loop0): enabling ssd optimizations [ 82.871484][ T5504] BTRFS info (device loop0): balance: start -s [ 82.873713][ T5504] ------------[ cut here ]------------ [ 82.874657][ T5504] WARNING: CPU: 1 PID: 5504 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.876359][ T5504] Modules linked in: [ 82.876984][ T5504] CPU: 1 PID: 5504 Comm: syz.0.28 Tainted: G W syzkaller #0 [ 82.878349][ T5504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 82.879966][ T5504] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 82.881232][ T5504] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.882336][ T5504] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.883381][ T5504] sp : ffff8000226a7540 [ 82.884020][ T5504] x29: ffff8000226a7710 x28: ffff0000c207f858 x27: ffff0000de8ab950 [ 82.885209][ T5504] x26: ffff0000de8ab948 x25: ffff0000c207f850 x24: dfff800000000000 [ 82.886449][ T5504] x23: ffff0000c207f9b0 x22: 1fffe0001840ff0b x21: 1fffe0001840ff0a [ 82.887665][ T5504] x20: 00000000ffffffe4 x19: ffff0000c8e059d0 x18: 0000000000000001 [ 82.888863][ T5504] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 82.890050][ T5504] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 82.891223][ T5504] x11: 0000000000000000 x10: 0000000000000000 x9 : 625975326b402100 [ 82.892526][ T5504] x8 : 625975326b402100 x7 : 0000000000000001 x6 : 0000000000000001 [ 82.893814][ T5504] x5 : ffff8000226a6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 82.895184][ T5504] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 82.896544][ T5504] Call trace: [ 82.897093][ T5504] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 82.898064][ T5504] __btrfs_end_transaction+0x13c/0x608 [ 82.898956][ T5504] btrfs_end_transaction+0x24/0x34 [ 82.899813][ T5504] btrfs_inc_block_group_ro+0x4ec/0x558 [ 82.900701][ T5504] btrfs_relocate_block_group+0x2b8/0x8a4 [ 82.901599][ T5504] btrfs_relocate_chunk+0xb8/0x280 [ 82.902455][ T5504] __btrfs_balance+0x1170/0x1ba4 [ 82.903286][ T5504] btrfs_balance+0xac4/0x1138 [ 82.904086][ T5504] btrfs_ioctl_balance+0x4cc/0x658 [ 82.904939][ T5504] btrfs_ioctl+0x8d0/0xb38 [ 82.905641][ T5504] __arm64_sys_ioctl+0x14c/0x1c8 [ 82.906430][ T5504] invoke_syscall+0x98/0x2b8 [ 82.907227][ T5504] el0_svc_common+0x138/0x258 [ 82.907981][ T5504] do_el0_svc+0x58/0x14c [ 82.908663][ T5504] el0_svc+0x78/0x1e0 [ 82.909357][ T5504] el0t_64_sync_handler+0xcc/0xe4 [ 82.910121][ T5504] el0t_64_sync+0x1a0/0x1a4 [ 82.910811][ T5504] irq event stamp: 80792 [ 82.911448][ T5504] hardirqs last enabled at (80791): [] __up_console_sem+0xb4/0x100 [ 82.912907][ T5504] hardirqs last disabled at (80792): [] el1_dbg+0x24/0x80 [ 82.914340][ T5504] softirqs last enabled at (80656): [] handle_softirqs+0xa4c/0xbf0 [ 82.915762][ T5504] softirqs last disabled at (80639): [] __irq_exit_rcu+0x240/0x440 [ 82.917164][ T5504] ---[ end trace 76ca693740366246 ]--- [ 82.921522][ T5504] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 82.923646][ T5504] BTRFS info (device loop0): forced readonly [ 82.924600][ T5504] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 82.926246][ T5504] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 82.927754][ T5504] BTRFS info (device loop0): balance: ended with status: -30 [ 83.063842][ T5526] loop0: detected capacity change from 0 to 32768 [ 83.107257][ T5526] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.29 (5526) [ 83.111115][ T5526] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 83.112881][ T5526] BTRFS info (device loop0): using free space tree [ 83.114022][ T5526] BTRFS info (device loop0): has skinny extents [ 83.121176][ T5526] BTRFS info (device loop0): enabling ssd optimizations [ 83.126721][ T5526] BTRFS info (device loop0): balance: start -s [ 83.127996][ T5526] ------------[ cut here ]------------ [ 83.128914][ T5526] WARNING: CPU: 1 PID: 5526 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.130540][ T5526] Modules linked in: [ 83.131210][ T5526] CPU: 1 PID: 5526 Comm: syz.0.29 Tainted: G W syzkaller #0 [ 83.132506][ T5526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.134068][ T5526] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.135358][ T5526] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.136375][ T5526] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.137440][ T5526] sp : ffff8000226f7540 [ 83.138117][ T5526] x29: ffff8000226f7710 x28: ffff0000c86a9858 x27: ffff0000de8abab0 [ 83.139377][ T5526] x26: ffff0000de8abaa8 x25: ffff0000c86a9850 x24: dfff800000000000 [ 83.140771][ T5526] x23: ffff0000c86a99b0 x22: 1fffe000190d530b x21: 1fffe000190d530a [ 83.142131][ T5526] x20: 00000000ffffffe4 x19: ffff0000cea1d9d0 x18: 0000000000000001 [ 83.143557][ T5526] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 83.144948][ T5526] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.146242][ T5526] x11: 0000000000000000 x10: 0000000000000000 x9 : f4731e47deb24d00 [ 83.147584][ T5526] x8 : f4731e47deb24d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.148827][ T5526] x5 : ffff8000226f6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 83.150054][ T5526] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.151247][ T5526] Call trace: [ 83.151708][ T5526] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.152765][ T5526] __btrfs_end_transaction+0x13c/0x608 [ 83.153683][ T5526] btrfs_end_transaction+0x24/0x34 [ 83.154539][ T5526] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.155413][ T5526] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.156316][ T5526] btrfs_relocate_chunk+0xb8/0x280 [ 83.157132][ T5526] __btrfs_balance+0x1170/0x1ba4 [ 83.157974][ T5526] btrfs_balance+0xac4/0x1138 [ 83.158725][ T5526] btrfs_ioctl_balance+0x4cc/0x658 [ 83.159546][ T5526] btrfs_ioctl+0x8d0/0xb38 [ 83.160257][ T5526] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.161073][ T5526] invoke_syscall+0x98/0x2b8 [ 83.161849][ T5526] el0_svc_common+0x138/0x258 [ 83.162542][ T5526] do_el0_svc+0x58/0x14c [ 83.163225][ T5526] el0_svc+0x78/0x1e0 [ 83.163893][ T5526] el0t_64_sync_handler+0xcc/0xe4 [ 83.164747][ T5526] el0t_64_sync+0x1a0/0x1a4 [ 83.165450][ T5526] irq event stamp: 80600 [ 83.166109][ T5526] hardirqs last enabled at (80599): [] __up_console_sem+0xb4/0x100 [ 83.167741][ T5526] hardirqs last disabled at (80600): [] el1_dbg+0x24/0x80 [ 83.169092][ T5526] softirqs last enabled at (80414): [] local_bh_enable+0x10/0x34 [ 83.170572][ T5526] softirqs last disabled at (80412): [] local_bh_disable+0x10/0x34 [ 83.172085][ T5526] ---[ end trace 76ca693740366247 ]--- [ 83.174037][ T5526] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.176248][ T5526] BTRFS info (device loop0): forced readonly [ 83.177277][ T5526] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.179169][ T5526] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 83.180748][ T5526] BTRFS info (device loop0): balance: ended with status: -30 [ 83.326328][ T5548] loop0: detected capacity change from 0 to 32768 [ 83.403310][ T5548] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.30 (5548) [ 83.406687][ T5548] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 83.407898][ T5548] BTRFS info (device loop0): using free space tree [ 83.425173][ T5548] ------------[ cut here ]------------ [ 83.426263][ T5548] WARNING: CPU: 1 PID: 5548 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.427971][ T5548] Modules linked in: [ 83.428533][ T5548] CPU: 1 PID: 5548 Comm: syz.0.30 Tainted: G W syzkaller #0 [ 83.429875][ T5548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.431433][ T5548] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.432749][ T5548] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.433879][ T5548] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.434943][ T5548] sp : ffff800022b77540 [ 83.435584][ T5548] x29: ffff800022b77710 x28: ffff0000cf720058 x27: ffff0000de8abc10 [ 83.436886][ T5548] x26: ffff0000de8abc08 x25: ffff0000cf720050 x24: dfff800000000000 [ 83.438257][ T5548] x23: ffff0000cf7201b0 x22: 1fffe00019ee400b x21: 1fffe00019ee400a [ 83.439686][ T5548] x20: 00000000ffffffe4 x19: ffff0000cb2119d0 x18: 0000000000000001 [ 83.441045][ T5548] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 83.442389][ T5548] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.443721][ T5548] x11: 0000000000000000 x10: 0000000000000000 x9 : 9a2d625715d69d00 [ 83.445060][ T5548] x8 : 9a2d625715d69d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.446376][ T5548] x5 : ffff800022b76e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 83.447688][ T5548] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.449107][ T5548] Call trace: [ 83.449662][ T5548] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.450733][ T5548] __btrfs_end_transaction+0x13c/0x608 [ 83.451622][ T5548] btrfs_end_transaction+0x24/0x34 [ 83.452411][ T5548] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.453226][ T5548] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.454034][ T5548] btrfs_relocate_chunk+0xb8/0x280 [ 83.454774][ T5548] __btrfs_balance+0x1170/0x1ba4 [ 83.455608][ T5548] btrfs_balance+0xac4/0x1138 [ 83.456324][ T5548] btrfs_ioctl_balance+0x4cc/0x658 [ 83.457159][ T5548] btrfs_ioctl+0x8d0/0xb38 [ 83.457882][ T5548] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.458714][ T5548] invoke_syscall+0x98/0x2b8 [ 83.459457][ T5548] el0_svc_common+0x138/0x258 [ 83.460195][ T5548] do_el0_svc+0x58/0x14c [ 83.460873][ T5548] el0_svc+0x78/0x1e0 [ 83.461536][ T5548] el0t_64_sync_handler+0xcc/0xe4 [ 83.462328][ T5548] el0t_64_sync+0x1a0/0x1a4 [ 83.463043][ T5548] irq event stamp: 80544 [ 83.463678][ T5548] hardirqs last enabled at (80543): [] __up_console_sem+0xb4/0x100 [ 83.465270][ T5548] hardirqs last disabled at (80544): [] el1_dbg+0x24/0x80 [ 83.466674][ T5548] softirqs last enabled at (80372): [] local_bh_enable+0x10/0x34 [ 83.468126][ T5548] softirqs last disabled at (80370): [] local_bh_disable+0x10/0x34 [ 83.469747][ T5548] ---[ end trace 76ca693740366248 ]--- [ 83.472087][ T5548] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.473803][ T5548] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.475413][ T5548] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 83.613654][ T5570] loop0: detected capacity change from 0 to 32768 [ 83.683285][ T5570] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.31 (5570) [ 83.756873][ T5570] ------------[ cut here ]------------ [ 83.757855][ T5570] WARNING: CPU: 0 PID: 5570 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.759568][ T5570] Modules linked in: [ 83.760200][ T5570] CPU: 0 PID: 5570 Comm: syz.0.31 Tainted: G W syzkaller #0 [ 83.761412][ T5570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.762902][ T5570] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.764158][ T5570] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.765267][ T5570] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.766318][ T5570] sp : ffff8000231b7540 [ 83.766991][ T5570] x29: ffff8000231b7710 x28: ffff0000dbe27858 x27: ffff0000dea9a270 [ 83.768225][ T5570] x26: ffff0000dea9a268 x25: ffff0000dbe27850 x24: dfff800000000000 [ 83.769440][ T5570] x23: ffff0000dbe279b0 x22: 1fffe0001b7c4f0b x21: 1fffe0001b7c4f0a [ 83.770612][ T5570] x20: 00000000ffffffe4 x19: ffff0000ed1699d0 x18: 0000000000000001 [ 83.771789][ T5570] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 83.773043][ T5570] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.774205][ T5570] x11: 0000000000000000 x10: 0000000000000000 x9 : bd952530f0ac6a00 [ 83.775496][ T5570] x8 : bd952530f0ac6a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.776806][ T5570] x5 : ffff8000231b6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 83.778039][ T5570] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.779283][ T5570] Call trace: [ 83.779769][ T5570] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.780757][ T5570] __btrfs_end_transaction+0x13c/0x608 [ 83.781607][ T5570] btrfs_end_transaction+0x24/0x34 [ 83.782384][ T5570] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.783183][ T5570] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.784048][ T5570] btrfs_relocate_chunk+0xb8/0x280 [ 83.784902][ T5570] __btrfs_balance+0x1170/0x1ba4 [ 83.785733][ T5570] btrfs_balance+0xac4/0x1138 [ 83.786479][ T5570] btrfs_ioctl_balance+0x4cc/0x658 [ 83.787354][ T5570] btrfs_ioctl+0x8d0/0xb38 [ 83.788104][ T5570] __arm64_sys_ioctl+0x14c/0x1c8 [ 83.788954][ T5570] invoke_syscall+0x98/0x2b8 [ 83.789753][ T5570] el0_svc_common+0x138/0x258 [ 83.790525][ T5570] do_el0_svc+0x58/0x14c [ 83.791191][ T5570] el0_svc+0x78/0x1e0 [ 83.791811][ T5570] el0t_64_sync_handler+0xcc/0xe4 [ 83.792573][ T5570] el0t_64_sync+0x1a0/0x1a4 [ 83.793260][ T5570] irq event stamp: 80200 [ 83.793902][ T5570] hardirqs last enabled at (80199): [] __up_console_sem+0xb4/0x100 [ 83.795451][ T5570] hardirqs last disabled at (80200): [] el1_dbg+0x24/0x80 [ 83.796884][ T5570] softirqs last enabled at (80036): [] local_bh_enable+0x10/0x34 [ 83.798463][ T5570] softirqs last disabled at (80034): [] local_bh_disable+0x10/0x34 [ 83.800012][ T5570] ---[ end trace 76ca693740366249 ]--- [ 83.802712][ T5570] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 83.804494][ T5570] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 83.806136][ T5570] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 83.862653][ T4159] Bluetooth: hci0: command 0x040f tx timeout [ 83.951110][ T5592] loop0: detected capacity change from 0 to 32768 [ 83.954079][ T5592] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.32 (5592) [ 83.969112][ T5592] ------------[ cut here ]------------ [ 83.970088][ T5592] WARNING: CPU: 0 PID: 5592 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.971747][ T5592] Modules linked in: [ 83.972361][ T5592] CPU: 0 PID: 5592 Comm: syz.0.32 Tainted: G W syzkaller #0 [ 83.973760][ T5592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 83.975219][ T5592] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 83.976376][ T5592] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.977485][ T5592] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.978507][ T5592] sp : ffff8000231b7540 [ 83.979191][ T5592] x29: ffff8000231b7710 x28: ffff0000c5c5c858 x27: ffff0000dea9a110 [ 83.980433][ T5592] x26: ffff0000dea9a108 x25: ffff0000c5c5c850 x24: dfff800000000000 [ 83.981739][ T5592] x23: ffff0000c5c5c9b0 x22: 1fffe00018b8b90b x21: 1fffe00018b8b90a [ 83.982993][ T5592] x20: 00000000ffffffe4 x19: ffff0000ed1699d0 x18: 0000000000000001 [ 83.984288][ T5592] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 83.985542][ T5592] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 83.986780][ T5592] x11: 0000000000000000 x10: 0000000000000000 x9 : e90886f1f017d100 [ 83.988102][ T5592] x8 : e90886f1f017d100 x7 : 0000000000000001 x6 : 0000000000000001 [ 83.989354][ T5592] x5 : ffff8000231b6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 83.990568][ T5592] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 83.991775][ T5592] Call trace: [ 83.992256][ T5592] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 83.993128][ T5592] __btrfs_end_transaction+0x13c/0x608 [ 83.993916][ T5592] btrfs_end_transaction+0x24/0x34 [ 83.994725][ T5592] btrfs_inc_block_group_ro+0x4ec/0x558 [ 83.995579][ T5592] btrfs_relocate_block_group+0x2b8/0x8a4 [ 83.996398][ T5592] btrfs_relocate_chunk+0xb8/0x280 [ 83.997171][ T5592] __btrfs_balance+0x1170/0x1ba4 [ 83.998003][ T5592] btrfs_balance+0xac4/0x1138 [ 83.998749][ T5592] btrfs_ioctl_balance+0x4cc/0x658 [ 83.999502][ T5592] btrfs_ioctl+0x8d0/0xb38 [ 84.000271][ T5592] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.001051][ T5592] invoke_syscall+0x98/0x2b8 [ 84.001744][ T5592] el0_svc_common+0x138/0x258 [ 84.002512][ T5592] do_el0_svc+0x58/0x14c [ 84.003215][ T5592] el0_svc+0x78/0x1e0 [ 84.003831][ T5592] el0t_64_sync_handler+0xcc/0xe4 [ 84.004651][ T5592] el0t_64_sync+0x1a0/0x1a4 [ 84.005387][ T5592] irq event stamp: 80560 [ 84.006030][ T5592] hardirqs last enabled at (80559): [] __up_console_sem+0xb4/0x100 [ 84.007546][ T5592] hardirqs last disabled at (80560): [] el1_dbg+0x24/0x80 [ 84.008898][ T5592] softirqs last enabled at (80384): [] local_bh_enable+0x10/0x34 [ 84.010334][ T5592] softirqs last disabled at (80382): [] local_bh_disable+0x10/0x34 [ 84.011813][ T5592] ---[ end trace 76ca69374036624a ]--- [ 84.012814][ T5592] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.014464][ T5592] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.016208][ T5592] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 84.058331][ T4971] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 9 /dev/loop0 scanned by udevd (4971) [ 84.165511][ T5613] loop0: detected capacity change from 0 to 32768 [ 84.293704][ T5613] btrfs_printk: 19 callbacks suppressed [ 84.293715][ T5613] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 84.295902][ T5613] BTRFS info (device loop0): using free space tree [ 84.297007][ T5613] BTRFS info (device loop0): has skinny extents [ 84.312011][ T5613] BTRFS info (device loop0): enabling ssd optimizations [ 84.317537][ T5613] BTRFS info (device loop0): balance: start -s [ 84.318889][ T5613] ------------[ cut here ]------------ [ 84.319893][ T5613] WARNING: CPU: 0 PID: 5613 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.321532][ T5613] Modules linked in: [ 84.322188][ T5613] CPU: 0 PID: 5613 Comm: syz.0.33 Tainted: G W syzkaller #0 [ 84.323649][ T5613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.325330][ T5613] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.326592][ T5613] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.327715][ T5613] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.328869][ T5613] sp : ffff800023377540 [ 84.329525][ T5613] x29: ffff800023377710 x28: ffff0000d58da058 x27: ffff0000dea9a8a0 [ 84.330799][ T5613] x26: ffff0000dea9a898 x25: ffff0000d58da050 x24: dfff800000000000 [ 84.331963][ T5613] x23: ffff0000d58da1b0 x22: 1fffe0001ab1b40b x21: 1fffe0001ab1b40a [ 84.333113][ T5613] x20: 00000000ffffffe4 x19: ffff0000db5dd9d0 x18: 0000000000000001 [ 84.334446][ T5613] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 84.335710][ T5613] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 84.336926][ T5613] x11: 0000000000000000 x10: 0000000000000000 x9 : 9e2c326054b04000 [ 84.338170][ T5613] x8 : 9e2c326054b04000 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.339411][ T5613] x5 : ffff800023376e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 84.340661][ T5613] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.341849][ T5613] Call trace: [ 84.342335][ T5613] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.343286][ T5613] __btrfs_end_transaction+0x13c/0x608 [ 84.344094][ T5613] btrfs_end_transaction+0x24/0x34 [ 84.344791][ T5613] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.345578][ T5613] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.346407][ T5613] btrfs_relocate_chunk+0xb8/0x280 [ 84.347105][ T5613] __btrfs_balance+0x1170/0x1ba4 [ 84.347810][ T5613] btrfs_balance+0xac4/0x1138 [ 84.348469][ T5613] btrfs_ioctl_balance+0x4cc/0x658 [ 84.349227][ T5613] btrfs_ioctl+0x8d0/0xb38 [ 84.349915][ T5613] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.350758][ T5613] invoke_syscall+0x98/0x2b8 [ 84.351543][ T5613] el0_svc_common+0x138/0x258 [ 84.352296][ T5613] do_el0_svc+0x58/0x14c [ 84.353012][ T5613] el0_svc+0x78/0x1e0 [ 84.353693][ T5613] el0t_64_sync_handler+0xcc/0xe4 [ 84.354447][ T5613] el0t_64_sync+0x1a0/0x1a4 [ 84.355150][ T5613] irq event stamp: 81548 [ 84.355791][ T5613] hardirqs last enabled at (81547): [] __up_console_sem+0xb4/0x100 [ 84.357358][ T5613] hardirqs last disabled at (81548): [] el1_dbg+0x24/0x80 [ 84.358726][ T5613] softirqs last enabled at (81362): [] local_bh_enable+0x10/0x34 [ 84.360191][ T5613] softirqs last disabled at (81360): [] local_bh_disable+0x10/0x34 [ 84.361667][ T5613] ---[ end trace 76ca69374036624b ]--- [ 84.364970][ T5613] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.366577][ T5613] BTRFS info (device loop0): forced readonly [ 84.367503][ T5613] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.369037][ T5613] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 84.370658][ T5613] BTRFS info (device loop0): balance: ended with status: -30 [ 84.506511][ T5636] loop0: detected capacity change from 0 to 32768 [ 84.556444][ T5636] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.34 (5636) [ 84.559956][ T5636] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 84.561292][ T5636] BTRFS info (device loop0): using free space tree [ 84.562261][ T5636] BTRFS info (device loop0): has skinny extents [ 84.571950][ T5636] BTRFS info (device loop0): enabling ssd optimizations [ 84.577355][ T5636] BTRFS info (device loop0): balance: start -s [ 84.578766][ T5636] ------------[ cut here ]------------ [ 84.579731][ T5636] WARNING: CPU: 1 PID: 5636 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.581456][ T5636] Modules linked in: [ 84.582055][ T5636] CPU: 1 PID: 5636 Comm: syz.0.34 Tainted: G W syzkaller #0 [ 84.583401][ T5636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.584956][ T5636] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.586186][ T5636] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.587266][ T5636] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.588282][ T5636] sp : ffff800023577540 [ 84.588889][ T5636] x29: ffff800023577710 x28: ffff0000ca5e1058 x27: ffff0000de8ab270 [ 84.590170][ T5636] x26: ffff0000de8ab268 x25: ffff0000ca5e1050 x24: dfff800000000000 [ 84.591346][ T5636] x23: ffff0000ca5e11b0 x22: 1fffe000194bc20b x21: 1fffe000194bc20a [ 84.592551][ T5636] x20: 00000000ffffffe4 x19: ffff0000daba59d0 x18: 0000000000000001 [ 84.593755][ T5636] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 84.594940][ T5636] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 84.596200][ T5636] x11: 0000000000000000 x10: 0000000000000000 x9 : 2187d96b3c13a500 [ 84.597422][ T5636] x8 : 2187d96b3c13a500 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.598694][ T5636] x5 : ffff800023576e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 84.599978][ T5636] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.601285][ T5636] Call trace: [ 84.601799][ T5636] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.602845][ T5636] __btrfs_end_transaction+0x13c/0x608 [ 84.603741][ T5636] btrfs_end_transaction+0x24/0x34 [ 84.604569][ T5636] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.605487][ T5636] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.606375][ T5636] btrfs_relocate_chunk+0xb8/0x280 [ 84.607152][ T5636] __btrfs_balance+0x1170/0x1ba4 [ 84.607941][ T5636] btrfs_balance+0xac4/0x1138 [ 84.608758][ T5636] btrfs_ioctl_balance+0x4cc/0x658 [ 84.609625][ T5636] btrfs_ioctl+0x8d0/0xb38 [ 84.610383][ T5636] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.611140][ T5636] invoke_syscall+0x98/0x2b8 [ 84.611863][ T5636] el0_svc_common+0x138/0x258 [ 84.612684][ T5636] do_el0_svc+0x58/0x14c [ 84.613376][ T5636] el0_svc+0x78/0x1e0 [ 84.614068][ T5636] el0t_64_sync_handler+0xcc/0xe4 [ 84.614942][ T5636] el0t_64_sync+0x1a0/0x1a4 [ 84.615635][ T5636] irq event stamp: 80522 [ 84.616339][ T5636] hardirqs last enabled at (80521): [] __up_console_sem+0xb4/0x100 [ 84.617864][ T5636] hardirqs last disabled at (80522): [] el1_dbg+0x24/0x80 [ 84.619317][ T5636] softirqs last enabled at (80348): [] local_bh_enable+0x10/0x34 [ 84.620844][ T5636] softirqs last disabled at (80346): [] local_bh_disable+0x10/0x34 [ 84.622380][ T5636] ---[ end trace 76ca69374036624c ]--- [ 84.623833][ T5636] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.625681][ T5636] BTRFS info (device loop0): forced readonly [ 84.626714][ T5636] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.628471][ T5636] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 84.630229][ T5636] BTRFS info (device loop0): balance: ended with status: -30 [ 84.769814][ T5658] loop0: detected capacity change from 0 to 32768 [ 84.803854][ T5658] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.35 (5658) [ 84.863954][ T5658] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 84.865367][ T5658] BTRFS info (device loop0): using free space tree [ 84.866413][ T5658] BTRFS info (device loop0): has skinny extents [ 84.876026][ T5658] BTRFS info (device loop0): enabling ssd optimizations [ 84.885238][ T5658] BTRFS info (device loop0): balance: start -s [ 84.886534][ T5658] ------------[ cut here ]------------ [ 84.887457][ T5658] WARNING: CPU: 0 PID: 5658 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.889123][ T5658] Modules linked in: [ 84.889686][ T5658] CPU: 0 PID: 5658 Comm: syz.0.35 Tainted: G W syzkaller #0 [ 84.890957][ T5658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 84.892541][ T5658] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 84.893848][ T5658] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.894880][ T5658] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.895942][ T5658] sp : ffff800023577540 [ 84.896610][ T5658] x29: ffff800023577710 x28: ffff0000c2b66858 x27: ffff0000dea9a530 [ 84.897875][ T5658] x26: ffff0000dea9a528 x25: ffff0000c2b66850 x24: dfff800000000000 [ 84.899098][ T5658] x23: ffff0000c2b669b0 x22: 1fffe0001856cd0b x21: 1fffe0001856cd0a [ 84.900375][ T5658] x20: 00000000ffffffe4 x19: ffff0000d8d019d0 x18: 0000000000000001 [ 84.901578][ T5658] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 84.902900][ T5658] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 84.904181][ T5658] x11: 0000000000000000 x10: 0000000000000000 x9 : add277930c4e7f00 [ 84.905369][ T5658] x8 : add277930c4e7f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 84.906684][ T5658] x5 : ffff800023576e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 84.908049][ T5658] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 84.909336][ T5658] Call trace: [ 84.909857][ T5658] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 84.910888][ T5658] __btrfs_end_transaction+0x13c/0x608 [ 84.911810][ T5658] btrfs_end_transaction+0x24/0x34 [ 84.912576][ T5658] btrfs_inc_block_group_ro+0x4ec/0x558 [ 84.913414][ T5658] btrfs_relocate_block_group+0x2b8/0x8a4 [ 84.914265][ T5658] btrfs_relocate_chunk+0xb8/0x280 [ 84.915005][ T5658] __btrfs_balance+0x1170/0x1ba4 [ 84.915840][ T5658] btrfs_balance+0xac4/0x1138 [ 84.916623][ T5658] btrfs_ioctl_balance+0x4cc/0x658 [ 84.917439][ T5658] btrfs_ioctl+0x8d0/0xb38 [ 84.918104][ T5658] __arm64_sys_ioctl+0x14c/0x1c8 [ 84.918935][ T5658] invoke_syscall+0x98/0x2b8 [ 84.919742][ T5658] el0_svc_common+0x138/0x258 [ 84.920537][ T5658] do_el0_svc+0x58/0x14c [ 84.921215][ T5658] el0_svc+0x78/0x1e0 [ 84.921863][ T5658] el0t_64_sync_handler+0xcc/0xe4 [ 84.922589][ T5658] el0t_64_sync+0x1a0/0x1a4 [ 84.923238][ T5658] irq event stamp: 80708 [ 84.923839][ T5658] hardirqs last enabled at (80707): [] __up_console_sem+0xb4/0x100 [ 84.925200][ T5658] hardirqs last disabled at (80708): [] el1_dbg+0x24/0x80 [ 84.926579][ T5658] softirqs last enabled at (80506): [] local_bh_enable+0x10/0x34 [ 84.928080][ T5658] softirqs last disabled at (80504): [] local_bh_disable+0x10/0x34 [ 84.929555][ T5658] ---[ end trace 76ca69374036624d ]--- [ 84.933118][ T5658] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 84.934857][ T5658] BTRFS info (device loop0): forced readonly [ 84.935743][ T5658] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 84.937557][ T5658] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 84.939114][ T5658] BTRFS info (device loop0): balance: ended with status: -30 [ 85.072766][ T5680] loop0: detected capacity change from 0 to 32768 [ 85.175140][ T5680] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.36 (5680) [ 85.178916][ T5680] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 85.180333][ T5680] BTRFS info (device loop0): using free space tree [ 85.181307][ T5680] BTRFS info (device loop0): has skinny extents [ 85.189427][ T5680] BTRFS info (device loop0): enabling ssd optimizations [ 85.194418][ T5680] BTRFS info (device loop0): balance: start -s [ 85.195672][ T5680] ------------[ cut here ]------------ [ 85.196591][ T5680] WARNING: CPU: 0 PID: 5680 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.198239][ T5680] Modules linked in: [ 85.198792][ T5680] CPU: 0 PID: 5680 Comm: syz.0.36 Tainted: G W syzkaller #0 [ 85.200029][ T5680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.201591][ T5680] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.202790][ T5680] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.203844][ T5680] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.204904][ T5680] sp : ffff8000238d7540 [ 85.205602][ T5680] x29: ffff8000238d7710 x28: ffff0000d6f15058 x27: ffff0000dea9aa00 [ 85.206892][ T5680] x26: ffff0000dea9a9f8 x25: ffff0000d6f15050 x24: dfff800000000000 [ 85.208117][ T5680] x23: ffff0000d6f151b0 x22: 1fffe0001ade2a0b x21: 1fffe0001ade2a0a [ 85.209445][ T5680] x20: 00000000ffffffe4 x19: ffff0000d8d019d0 x18: 0000000000000001 [ 85.210714][ T5680] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 85.211977][ T5680] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 85.213154][ T5680] x11: 0000000000000000 x10: 0000000000000000 x9 : 2873a2957bea1400 [ 85.214360][ T5680] x8 : 2873a2957bea1400 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.215546][ T5680] x5 : ffff8000238d6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 85.216850][ T5680] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.218039][ T5680] Call trace: [ 85.218527][ T5680] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.219546][ T5680] __btrfs_end_transaction+0x13c/0x608 [ 85.220442][ T5680] btrfs_end_transaction+0x24/0x34 [ 85.221269][ T5680] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.222093][ T5680] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.222919][ T5680] btrfs_relocate_chunk+0xb8/0x280 [ 85.223702][ T5680] __btrfs_balance+0x1170/0x1ba4 [ 85.224498][ T5680] btrfs_balance+0xac4/0x1138 [ 85.225238][ T5680] btrfs_ioctl_balance+0x4cc/0x658 [ 85.226032][ T5680] btrfs_ioctl+0x8d0/0xb38 [ 85.226742][ T5680] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.227498][ T5680] invoke_syscall+0x98/0x2b8 [ 85.228217][ T5680] el0_svc_common+0x138/0x258 [ 85.228915][ T5680] do_el0_svc+0x58/0x14c [ 85.229621][ T5680] el0_svc+0x78/0x1e0 [ 85.230277][ T5680] el0t_64_sync_handler+0xcc/0xe4 [ 85.231176][ T5680] el0t_64_sync+0x1a0/0x1a4 [ 85.231924][ T5680] irq event stamp: 80418 [ 85.232652][ T5680] hardirqs last enabled at (80417): [] __up_console_sem+0xb4/0x100 [ 85.234155][ T5680] hardirqs last disabled at (80418): [] el1_dbg+0x24/0x80 [ 85.235446][ T5680] softirqs last enabled at (80252): [] local_bh_enable+0x10/0x34 [ 85.236868][ T5680] softirqs last disabled at (80250): [] local_bh_disable+0x10/0x34 [ 85.238306][ T5680] ---[ end trace 76ca69374036624e ]--- [ 85.242674][ T5680] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.244407][ T5680] BTRFS info (device loop0): forced readonly [ 85.245315][ T5680] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.248855][ T5680] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 85.250618][ T5680] BTRFS info (device loop0): balance: ended with status: -30 [ 85.390278][ T5702] loop0: detected capacity change from 0 to 32768 [ 85.493400][ T5702] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.37 (5702) [ 85.535856][ T5702] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 85.537281][ T5702] BTRFS info (device loop0): using free space tree [ 85.538291][ T5702] BTRFS info (device loop0): has skinny extents [ 85.547812][ T5702] BTRFS info (device loop0): enabling ssd optimizations [ 85.554786][ T5702] BTRFS info (device loop0): balance: start -s [ 85.556125][ T5702] ------------[ cut here ]------------ [ 85.557062][ T5702] WARNING: CPU: 0 PID: 5702 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.558794][ T5702] Modules linked in: [ 85.559451][ T5702] CPU: 0 PID: 5702 Comm: syz.0.37 Tainted: G W syzkaller #0 [ 85.560766][ T5702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.562277][ T5702] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.563517][ T5702] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.564540][ T5702] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.565510][ T5702] sp : ffff8000237d7540 [ 85.566118][ T5702] x29: ffff8000237d7710 x28: ffff0000c223f858 x27: ffff0000dea9ab60 [ 85.567231][ T5702] x26: ffff0000dea9ab58 x25: ffff0000c223f850 x24: dfff800000000000 [ 85.568337][ T5702] x23: ffff0000c223f9b0 x22: 1fffe00018447f0b x21: 1fffe00018447f0a [ 85.569598][ T5702] x20: 00000000ffffffe4 x19: ffff0000d7f6d9d0 x18: 0000000000000001 [ 85.570955][ T5702] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 85.572352][ T5702] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 85.573687][ T5702] x11: 0000000000000000 x10: 0000000000000000 x9 : 03414477a99db900 [ 85.574941][ T5702] x8 : 03414477a99db900 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.576175][ T5702] x5 : ffff8000237d6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 85.577392][ T5702] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.578537][ T5702] Call trace: [ 85.579093][ T5702] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.580130][ T5702] __btrfs_end_transaction+0x13c/0x608 [ 85.581052][ T5702] btrfs_end_transaction+0x24/0x34 [ 85.581895][ T5702] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.582765][ T5702] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.583667][ T5702] btrfs_relocate_chunk+0xb8/0x280 [ 85.584458][ T5702] __btrfs_balance+0x1170/0x1ba4 [ 85.585204][ T5702] btrfs_balance+0xac4/0x1138 [ 85.585928][ T5702] btrfs_ioctl_balance+0x4cc/0x658 [ 85.586733][ T5702] btrfs_ioctl+0x8d0/0xb38 [ 85.587404][ T5702] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.588134][ T5702] invoke_syscall+0x98/0x2b8 [ 85.588755][ T5702] el0_svc_common+0x138/0x258 [ 85.589410][ T5702] do_el0_svc+0x58/0x14c [ 85.590001][ T5702] el0_svc+0x78/0x1e0 [ 85.590563][ T5702] el0t_64_sync_handler+0xcc/0xe4 [ 85.591344][ T5702] el0t_64_sync+0x1a0/0x1a4 [ 85.592095][ T5702] irq event stamp: 80364 [ 85.592738][ T5702] hardirqs last enabled at (80363): [] __up_console_sem+0xb4/0x100 [ 85.594181][ T5702] hardirqs last disabled at (80364): [] el1_dbg+0x24/0x80 [ 85.595493][ T5702] softirqs last enabled at (80188): [] local_bh_enable+0x10/0x34 [ 85.596863][ T5702] softirqs last disabled at (80186): [] local_bh_disable+0x10/0x34 [ 85.598215][ T5702] ---[ end trace 76ca69374036624f ]--- [ 85.602380][ T5702] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.603927][ T5702] BTRFS info (device loop0): forced readonly [ 85.604814][ T5702] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.606610][ T5702] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 85.608386][ T5702] BTRFS info (device loop0): balance: ended with status: -30 [ 85.745103][ T5724] loop0: detected capacity change from 0 to 32768 [ 85.753589][ T5724] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.38 (5724) [ 85.756936][ T5724] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 85.758183][ T5724] BTRFS info (device loop0): using free space tree [ 85.759230][ T5724] BTRFS info (device loop0): has skinny extents [ 85.771429][ T5724] BTRFS info (device loop0): enabling ssd optimizations [ 85.777293][ T5724] BTRFS info (device loop0): balance: start -s [ 85.778587][ T5724] ------------[ cut here ]------------ [ 85.779603][ T5724] WARNING: CPU: 1 PID: 5724 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.781410][ T5724] Modules linked in: [ 85.782013][ T5724] CPU: 1 PID: 5724 Comm: syz.0.38 Tainted: G W syzkaller #0 [ 85.783811][ T5724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 85.785347][ T5724] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 85.786635][ T5724] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.787800][ T5724] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.788920][ T5724] sp : ffff8000237d7540 [ 85.789629][ T5724] x29: ffff8000237d7710 x28: ffff0000d54c0058 x27: ffff0000de8ab690 [ 85.790932][ T5724] x26: ffff0000de8ab688 x25: ffff0000d54c0050 x24: dfff800000000000 [ 85.792245][ T5724] x23: ffff0000d54c01b0 x22: 1fffe0001aa9800b x21: 1fffe0001aa9800a [ 85.793479][ T5724] x20: 00000000ffffffe4 x19: ffff0000d70dd9d0 x18: 0000000000000001 [ 85.794712][ T5724] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 85.796116][ T5724] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 85.797510][ T5724] x11: 0000000000000000 x10: 0000000000000000 x9 : 78a7a9825ee0de00 [ 85.798905][ T5724] x8 : 78a7a9825ee0de00 x7 : 0000000000000001 x6 : 0000000000000001 [ 85.800188][ T5724] x5 : ffff8000237d6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 85.801504][ T5724] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 85.802832][ T5724] Call trace: [ 85.803403][ T5724] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 85.804503][ T5724] __btrfs_end_transaction+0x13c/0x608 [ 85.805386][ T5724] btrfs_end_transaction+0x24/0x34 [ 85.806249][ T5724] btrfs_inc_block_group_ro+0x4ec/0x558 [ 85.807211][ T5724] btrfs_relocate_block_group+0x2b8/0x8a4 [ 85.808175][ T5724] btrfs_relocate_chunk+0xb8/0x280 [ 85.809047][ T5724] __btrfs_balance+0x1170/0x1ba4 [ 85.809911][ T5724] btrfs_balance+0xac4/0x1138 [ 85.810719][ T5724] btrfs_ioctl_balance+0x4cc/0x658 [ 85.811540][ T5724] btrfs_ioctl+0x8d0/0xb38 [ 85.812287][ T5724] __arm64_sys_ioctl+0x14c/0x1c8 [ 85.813081][ T5724] invoke_syscall+0x98/0x2b8 [ 85.813800][ T5724] el0_svc_common+0x138/0x258 [ 85.814482][ T5724] do_el0_svc+0x58/0x14c [ 85.815127][ T5724] el0_svc+0x78/0x1e0 [ 85.815815][ T5724] el0t_64_sync_handler+0xcc/0xe4 [ 85.816723][ T5724] el0t_64_sync+0x1a0/0x1a4 [ 85.817580][ T5724] irq event stamp: 80344 [ 85.818316][ T5724] hardirqs last enabled at (80343): [] __up_console_sem+0xb4/0x100 [ 85.819943][ T5724] hardirqs last disabled at (80344): [] el1_dbg+0x24/0x80 [ 85.821332][ T5724] softirqs last enabled at (80168): [] local_bh_enable+0x10/0x34 [ 85.822922][ T5724] softirqs last disabled at (80166): [] local_bh_disable+0x10/0x34 [ 85.824462][ T5724] ---[ end trace 76ca693740366250 ]--- [ 85.827947][ T5724] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 85.829472][ T5724] BTRFS info (device loop0): forced readonly [ 85.830533][ T5724] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 85.832264][ T5724] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 85.835150][ T5724] BTRFS info (device loop0): balance: ended with status: -30 [ 85.942539][ T4159] Bluetooth: hci0: command 0x0419 tx timeout [ 85.979064][ T5746] loop0: detected capacity change from 0 to 32768 [ 85.987139][ T5746] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.39 (5746) [ 85.991203][ T5746] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 85.992754][ T5746] BTRFS info (device loop0): using free space tree [ 85.993766][ T5746] BTRFS info (device loop0): has skinny extents [ 86.000596][ T5746] BTRFS info (device loop0): enabling ssd optimizations [ 86.005139][ T5746] BTRFS info (device loop0): balance: start -s [ 86.006482][ T5746] ------------[ cut here ]------------ [ 86.007471][ T5746] WARNING: CPU: 1 PID: 5746 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.009217][ T5746] Modules linked in: [ 86.009812][ T5746] CPU: 1 PID: 5746 Comm: syz.0.39 Tainted: G W syzkaller #0 [ 86.011080][ T5746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 86.012603][ T5746] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.013901][ T5746] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.014994][ T5746] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.016020][ T5746] sp : ffff800023aa7540 [ 86.016667][ T5746] x29: ffff800023aa7710 x28: ffff0000ebe34058 x27: ffff0000de8ab5e0 [ 86.017948][ T5746] x26: ffff0000de8ab5d8 x25: ffff0000ebe34050 x24: dfff800000000000 [ 86.019142][ T5746] x23: ffff0000ebe341b0 x22: 1fffe0001d7c680b x21: 1fffe0001d7c680a [ 86.020447][ T5746] x20: 00000000ffffffe4 x19: ffff0000d71d19d0 x18: 0000000000000001 [ 86.021841][ T5746] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 86.023210][ T5746] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 86.024455][ T5746] x11: 0000000000000000 x10: 0000000000000000 x9 : b98b49ec5a4c5f00 [ 86.025665][ T5746] x8 : b98b49ec5a4c5f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.027083][ T5746] x5 : ffff800023aa6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 86.028447][ T5746] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.029808][ T5746] Call trace: [ 86.030370][ T5746] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.031374][ T5746] __btrfs_end_transaction+0x13c/0x608 [ 86.032233][ T5746] btrfs_end_transaction+0x24/0x34 [ 86.033120][ T5746] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.034069][ T5746] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.034985][ T5746] btrfs_relocate_chunk+0xb8/0x280 [ 86.035847][ T5746] __btrfs_balance+0x1170/0x1ba4 [ 86.036643][ T5746] btrfs_balance+0xac4/0x1138 [ 86.037394][ T5746] btrfs_ioctl_balance+0x4cc/0x658 [ 86.038205][ T5746] btrfs_ioctl+0x8d0/0xb38 [ 86.038957][ T5746] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.039799][ T5746] invoke_syscall+0x98/0x2b8 [ 86.040594][ T5746] el0_svc_common+0x138/0x258 [ 86.041349][ T5746] do_el0_svc+0x58/0x14c [ 86.042013][ T5746] el0_svc+0x78/0x1e0 [ 86.042641][ T5746] el0t_64_sync_handler+0xcc/0xe4 [ 86.043411][ T5746] el0t_64_sync+0x1a0/0x1a4 [ 86.044145][ T5746] irq event stamp: 80472 [ 86.044845][ T5746] hardirqs last enabled at (80471): [] __up_console_sem+0xb4/0x100 [ 86.046340][ T5746] hardirqs last disabled at (80472): [] el1_dbg+0x24/0x80 [ 86.047679][ T5746] softirqs last enabled at (80296): [] local_bh_enable+0x10/0x34 [ 86.049161][ T5746] softirqs last disabled at (80294): [] local_bh_disable+0x10/0x34 [ 86.050813][ T5746] ---[ end trace 76ca693740366251 ]--- [ 86.054662][ T5746] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.056252][ T5746] BTRFS info (device loop0): forced readonly [ 86.057227][ T5746] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.058941][ T5746] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 86.060660][ T5746] BTRFS info (device loop0): balance: ended with status: -30 [ 86.203322][ T5768] loop0: detected capacity change from 0 to 32768 [ 86.303432][ T5768] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.40 (5768) [ 86.306809][ T5768] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 86.308069][ T5768] BTRFS info (device loop0): using free space tree [ 86.309081][ T5768] BTRFS info (device loop0): has skinny extents [ 86.320557][ T5768] BTRFS info (device loop0): enabling ssd optimizations [ 86.329574][ T5768] BTRFS info (device loop0): balance: start -s [ 86.330934][ T5768] ------------[ cut here ]------------ [ 86.332807][ T5768] WARNING: CPU: 0 PID: 5768 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.334645][ T5768] Modules linked in: [ 86.335303][ T5768] CPU: 0 PID: 5768 Comm: syz.0.40 Tainted: G W syzkaller #0 [ 86.336579][ T5768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 86.337940][ T5768] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.339083][ T5768] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.340037][ T5768] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.341041][ T5768] sp : ffff800023d37540 [ 86.341651][ T5768] x29: ffff800023d37710 x28: ffff0000da7ea058 x27: ffff0000de8abcc0 [ 86.342943][ T5768] x26: ffff0000de8abcb8 x25: ffff0000da7ea050 x24: dfff800000000000 [ 86.344276][ T5768] x23: ffff0000da7ea1b0 x22: 1fffe0001b4fd40b x21: 1fffe0001b4fd40a [ 86.345558][ T5768] x20: 00000000ffffffe4 x19: ffff0000d6bd99d0 x18: 0000000000000001 [ 86.346774][ T5768] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 86.348040][ T5768] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 86.349348][ T5768] x11: 0000000000000000 x10: 0000000000000000 x9 : 522097ca177cf700 [ 86.350670][ T5768] x8 : 522097ca177cf700 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.352067][ T5768] x5 : ffff800023d36e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 86.353423][ T5768] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.354839][ T5768] Call trace: [ 86.355374][ T5768] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.356404][ T5768] __btrfs_end_transaction+0x13c/0x608 [ 86.357327][ T5768] btrfs_end_transaction+0x24/0x34 [ 86.358172][ T5768] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.359090][ T5768] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.360015][ T5768] btrfs_relocate_chunk+0xb8/0x280 [ 86.360835][ T5768] __btrfs_balance+0x1170/0x1ba4 [ 86.361651][ T5768] btrfs_balance+0xac4/0x1138 [ 86.362386][ T5768] btrfs_ioctl_balance+0x4cc/0x658 [ 86.363192][ T5768] btrfs_ioctl+0x8d0/0xb38 [ 86.363904][ T5768] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.364625][ T5768] invoke_syscall+0x98/0x2b8 [ 86.365363][ T5768] el0_svc_common+0x138/0x258 [ 86.366054][ T5768] do_el0_svc+0x58/0x14c [ 86.366739][ T5768] el0_svc+0x78/0x1e0 [ 86.367372][ T5768] el0t_64_sync_handler+0xcc/0xe4 [ 86.368131][ T5768] el0t_64_sync+0x1a0/0x1a4 [ 86.368839][ T5768] irq event stamp: 81604 [ 86.369407][ T5768] hardirqs last enabled at (81603): [] __up_console_sem+0xb4/0x100 [ 86.371003][ T5768] hardirqs last disabled at (81604): [] el1_dbg+0x24/0x80 [ 86.372407][ T5768] softirqs last enabled at (81420): [] local_bh_enable+0x10/0x34 [ 86.373876][ T5768] softirqs last disabled at (81418): [] local_bh_disable+0x10/0x34 [ 86.375371][ T5768] ---[ end trace 76ca693740366252 ]--- [ 86.377273][ T5768] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.378788][ T5768] BTRFS info (device loop0): forced readonly [ 86.379785][ T5768] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.381539][ T5768] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 86.383570][ T5768] BTRFS info (device loop0): balance: ended with status: -30 [ 86.520948][ T5790] loop0: detected capacity change from 0 to 32768 [ 86.529151][ T5790] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.41 (5790) [ 86.533991][ T5790] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 86.535319][ T5790] BTRFS info (device loop0): using free space tree [ 86.536378][ T5790] BTRFS info (device loop0): has skinny extents [ 86.556496][ T5790] BTRFS info (device loop0): enabling ssd optimizations [ 86.561405][ T5790] BTRFS info (device loop0): balance: start -s [ 86.563832][ T5790] ------------[ cut here ]------------ [ 86.564789][ T5790] WARNING: CPU: 0 PID: 5790 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.566524][ T5790] Modules linked in: [ 86.567155][ T5790] CPU: 0 PID: 5790 Comm: syz.0.41 Tainted: G W syzkaller #0 [ 86.568443][ T5790] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 86.569969][ T5790] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.571261][ T5790] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.572330][ T5790] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.573388][ T5790] sp : ffff800023dc7540 [ 86.574026][ T5790] x29: ffff800023dc7710 x28: ffff0000d85ec858 x27: ffff0000dea9acc0 [ 86.575248][ T5790] x26: ffff0000dea9acb8 x25: ffff0000d85ec850 x24: dfff800000000000 [ 86.576454][ T5790] x23: ffff0000d85ec9b0 x22: 1fffe0001b0bd90b x21: 1fffe0001b0bd90a [ 86.577669][ T5790] x20: 00000000ffffffe4 x19: ffff0000d6d159d0 x18: 0000000000000001 [ 86.578996][ T5790] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 86.580373][ T5790] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 86.581623][ T5790] x11: 0000000000000000 x10: 0000000000000000 x9 : c0c7f95f5ecf7700 [ 86.582964][ T5790] x8 : c0c7f95f5ecf7700 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.584241][ T5790] x5 : ffff800023dc6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 86.585482][ T5790] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.586701][ T5790] Call trace: [ 86.587196][ T5790] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.588173][ T5790] __btrfs_end_transaction+0x13c/0x608 [ 86.589074][ T5790] btrfs_end_transaction+0x24/0x34 [ 86.589869][ T5790] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.590712][ T5790] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.591544][ T5790] btrfs_relocate_chunk+0xb8/0x280 [ 86.592295][ T5790] __btrfs_balance+0x1170/0x1ba4 [ 86.592993][ T5790] btrfs_balance+0xac4/0x1138 [ 86.593647][ T5790] btrfs_ioctl_balance+0x4cc/0x658 [ 86.594449][ T5790] btrfs_ioctl+0x8d0/0xb38 [ 86.595132][ T5790] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.595893][ T5790] invoke_syscall+0x98/0x2b8 [ 86.596548][ T5790] el0_svc_common+0x138/0x258 [ 86.597210][ T5790] do_el0_svc+0x58/0x14c [ 86.597845][ T5790] el0_svc+0x78/0x1e0 [ 86.598501][ T5790] el0t_64_sync_handler+0xcc/0xe4 [ 86.599367][ T5790] el0t_64_sync+0x1a0/0x1a4 [ 86.600061][ T5790] irq event stamp: 81276 [ 86.600699][ T5790] hardirqs last enabled at (81275): [] __up_console_sem+0xb4/0x100 [ 86.602209][ T5790] hardirqs last disabled at (81276): [] el1_dbg+0x24/0x80 [ 86.603579][ T5790] softirqs last enabled at (81168): [] handle_softirqs+0xa4c/0xbf0 [ 86.605103][ T5790] softirqs last disabled at (81053): [] __irq_exit_rcu+0x240/0x440 [ 86.606546][ T5790] ---[ end trace 76ca693740366253 ]--- [ 86.608173][ T5790] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.609714][ T5790] BTRFS info (device loop0): forced readonly [ 86.610676][ T5790] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.612523][ T5790] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 86.614317][ T5790] BTRFS info (device loop0): balance: ended with status: -30 [ 86.749214][ T5812] loop0: detected capacity change from 0 to 32768 [ 86.753760][ T5812] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.42 (5812) [ 86.757173][ T5812] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 86.758482][ T5812] BTRFS info (device loop0): using free space tree [ 86.759499][ T5812] BTRFS info (device loop0): has skinny extents [ 86.785398][ T5812] BTRFS info (device loop0): enabling ssd optimizations [ 86.789936][ T5812] BTRFS info (device loop0): balance: start -s [ 86.791168][ T5812] ------------[ cut here ]------------ [ 86.792161][ T5812] WARNING: CPU: 0 PID: 5812 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.793843][ T5812] Modules linked in: [ 86.794519][ T5812] CPU: 0 PID: 5812 Comm: syz.0.42 Tainted: G W syzkaller #0 [ 86.795901][ T5812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 86.797523][ T5812] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 86.798833][ T5812] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.799974][ T5812] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.801097][ T5812] sp : ffff800023eb7540 [ 86.801807][ T5812] x29: ffff800023eb7710 x28: ffff0000ce639858 x27: ffff0000dea9ae20 [ 86.803177][ T5812] x26: ffff0000dea9ae18 x25: ffff0000ce639850 x24: dfff800000000000 [ 86.804473][ T5812] x23: ffff0000ce6399b0 x22: 1fffe00019cc730b x21: 1fffe00019cc730a [ 86.805827][ T5812] x20: 00000000ffffffe4 x19: ffff0000da8dd9d0 x18: 0000000000000001 [ 86.807067][ T5812] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 86.808344][ T5812] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 86.809713][ T5812] x11: 0000000000000000 x10: 0000000000000000 x9 : 45f37d051c215300 [ 86.811002][ T5812] x8 : 45f37d051c215300 x7 : 0000000000000001 x6 : 0000000000000001 [ 86.812272][ T5812] x5 : ffff800023eb6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 86.813482][ T5812] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 86.814679][ T5812] Call trace: [ 86.815211][ T5812] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 86.816169][ T5812] __btrfs_end_transaction+0x13c/0x608 [ 86.816995][ T5812] btrfs_end_transaction+0x24/0x34 [ 86.817923][ T5812] btrfs_inc_block_group_ro+0x4ec/0x558 [ 86.818881][ T5812] btrfs_relocate_block_group+0x2b8/0x8a4 [ 86.819797][ T5812] btrfs_relocate_chunk+0xb8/0x280 [ 86.820659][ T5812] __btrfs_balance+0x1170/0x1ba4 [ 86.821494][ T5812] btrfs_balance+0xac4/0x1138 [ 86.822224][ T5812] btrfs_ioctl_balance+0x4cc/0x658 [ 86.823038][ T5812] btrfs_ioctl+0x8d0/0xb38 [ 86.823744][ T5812] __arm64_sys_ioctl+0x14c/0x1c8 [ 86.824626][ T5812] invoke_syscall+0x98/0x2b8 [ 86.825400][ T5812] el0_svc_common+0x138/0x258 [ 86.826181][ T5812] do_el0_svc+0x58/0x14c [ 86.826849][ T5812] el0_svc+0x78/0x1e0 [ 86.827449][ T5812] el0t_64_sync_handler+0xcc/0xe4 [ 86.828292][ T5812] el0t_64_sync+0x1a0/0x1a4 [ 86.828988][ T5812] irq event stamp: 80938 [ 86.829616][ T5812] hardirqs last enabled at (80937): [] __up_console_sem+0xb4/0x100 [ 86.831053][ T5812] hardirqs last disabled at (80938): [] el1_dbg+0x24/0x80 [ 86.832454][ T5812] softirqs last enabled at (80766): [] local_bh_enable+0x10/0x34 [ 86.833851][ T5812] softirqs last disabled at (80764): [] local_bh_disable+0x10/0x34 [ 86.835242][ T5812] ---[ end trace 76ca693740366254 ]--- [ 86.836821][ T5812] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 86.838488][ T5812] BTRFS info (device loop0): forced readonly [ 86.839513][ T5812] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 86.841409][ T5812] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 86.843193][ T5812] BTRFS info (device loop0): balance: ended with status: -30 [ 86.983887][ T5834] loop0: detected capacity change from 0 to 32768 [ 87.057480][ T5834] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.43 (5834) [ 87.062170][ T5834] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 87.063954][ T5834] BTRFS info (device loop0): using free space tree [ 87.064978][ T5834] BTRFS info (device loop0): has skinny extents [ 87.078174][ T5834] BTRFS info (device loop0): enabling ssd optimizations [ 87.083883][ T5834] BTRFS info (device loop0): balance: start -s [ 87.085175][ T5834] ------------[ cut here ]------------ [ 87.086136][ T5834] WARNING: CPU: 0 PID: 5834 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.087771][ T5834] Modules linked in: [ 87.088381][ T5834] CPU: 0 PID: 5834 Comm: syz.0.43 Tainted: G W syzkaller #0 [ 87.089604][ T5834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 87.091039][ T5834] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.092238][ T5834] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.093213][ T5834] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.094233][ T5834] sp : ffff800023eb7540 [ 87.094870][ T5834] x29: ffff800023eb7710 x28: ffff0000d0e9e858 x27: ffff0000dea9af80 [ 87.096058][ T5834] x26: ffff0000dea9af78 x25: ffff0000d0e9e850 x24: dfff800000000000 [ 87.097221][ T5834] x23: ffff0000d0e9e9b0 x22: 1fffe0001a1d3d0b x21: 1fffe0001a1d3d0a [ 87.098613][ T5834] x20: 00000000ffffffe4 x19: ffff0000ecbbd9d0 x18: 0000000000000001 [ 87.099987][ T5834] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 87.101324][ T5834] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 87.102658][ T5834] x11: 0000000000000000 x10: 0000000000000000 x9 : 3d301bf85a802100 [ 87.103975][ T5834] x8 : 3d301bf85a802100 x7 : 0000000000000001 x6 : 0000000000000001 [ 87.105207][ T5834] x5 : ffff800023eb6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 87.106463][ T5834] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 87.107753][ T5834] Call trace: [ 87.108280][ T5834] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.109268][ T5834] __btrfs_end_transaction+0x13c/0x608 [ 87.110139][ T5834] btrfs_end_transaction+0x24/0x34 [ 87.110904][ T5834] btrfs_inc_block_group_ro+0x4ec/0x558 [ 87.111800][ T5834] btrfs_relocate_block_group+0x2b8/0x8a4 [ 87.112694][ T5834] btrfs_relocate_chunk+0xb8/0x280 [ 87.113552][ T5834] __btrfs_balance+0x1170/0x1ba4 [ 87.114352][ T5834] btrfs_balance+0xac4/0x1138 [ 87.115052][ T5834] btrfs_ioctl_balance+0x4cc/0x658 [ 87.115836][ T5834] btrfs_ioctl+0x8d0/0xb38 [ 87.116482][ T5834] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.117238][ T5834] invoke_syscall+0x98/0x2b8 [ 87.117899][ T5834] el0_svc_common+0x138/0x258 [ 87.118592][ T5834] do_el0_svc+0x58/0x14c [ 87.119253][ T5834] el0_svc+0x78/0x1e0 [ 87.119919][ T5834] el0t_64_sync_handler+0xcc/0xe4 [ 87.120740][ T5834] el0t_64_sync+0x1a0/0x1a4 [ 87.121412][ T5834] irq event stamp: 82172 [ 87.122037][ T5834] hardirqs last enabled at (82171): [] __up_console_sem+0xb4/0x100 [ 87.123560][ T5834] hardirqs last disabled at (82172): [] el1_dbg+0x24/0x80 [ 87.124926][ T5834] softirqs last enabled at (81998): [] local_bh_enable+0x10/0x34 [ 87.126366][ T5834] softirqs last disabled at (81996): [] local_bh_disable+0x10/0x34 [ 87.127780][ T5834] ---[ end trace 76ca693740366255 ]--- [ 87.129994][ T5834] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 87.131588][ T5834] BTRFS info (device loop0): forced readonly [ 87.132774][ T5834] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 87.134493][ T5834] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 87.136278][ T5834] BTRFS info (device loop0): balance: ended with status: -30 [ 87.274931][ T5856] loop0: detected capacity change from 0 to 32768 [ 87.282348][ T5856] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.44 (5856) [ 87.287665][ T5856] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 87.289102][ T5856] BTRFS info (device loop0): using free space tree [ 87.290153][ T5856] BTRFS info (device loop0): has skinny extents [ 87.306825][ T5856] BTRFS info (device loop0): enabling ssd optimizations [ 87.311578][ T5856] BTRFS info (device loop0): balance: start -s [ 87.313725][ T5856] ------------[ cut here ]------------ [ 87.314693][ T5856] WARNING: CPU: 1 PID: 5856 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.316427][ T5856] Modules linked in: [ 87.316978][ T5856] CPU: 1 PID: 5856 Comm: syz.0.44 Tainted: G W syzkaller #0 [ 87.318206][ T5856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 87.319708][ T5856] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.320773][ T5856] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.321786][ T5856] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.322779][ T5856] sp : ffff8000246c7540 [ 87.323367][ T5856] x29: ffff8000246c7710 x28: ffff0000d3e09058 x27: ffff0000de8abb60 [ 87.324532][ T5856] x26: ffff0000de8abb58 x25: ffff0000d3e09050 x24: dfff800000000000 [ 87.325707][ T5856] x23: ffff0000d3e091b0 x22: 1fffe0001a7c120b x21: 1fffe0001a7c120a [ 87.326857][ T5856] x20: 00000000ffffffe4 x19: ffff0000ebb359d0 x18: 0000000000000001 [ 87.328159][ T5856] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 87.329408][ T5856] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 87.330822][ T5856] x11: 0000000000000000 x10: 0000000000000000 x9 : 1ccc4f872d465700 [ 87.332117][ T5856] x8 : 1ccc4f872d465700 x7 : 0000000000000001 x6 : 0000000000000001 [ 87.333452][ T5856] x5 : ffff8000246c6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 87.334815][ T5856] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 87.336151][ T5856] Call trace: [ 87.336653][ T5856] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.337702][ T5856] __btrfs_end_transaction+0x13c/0x608 [ 87.338571][ T5856] btrfs_end_transaction+0x24/0x34 [ 87.339355][ T5856] btrfs_inc_block_group_ro+0x4ec/0x558 [ 87.340301][ T5856] btrfs_relocate_block_group+0x2b8/0x8a4 [ 87.341222][ T5856] btrfs_relocate_chunk+0xb8/0x280 [ 87.342049][ T5856] __btrfs_balance+0x1170/0x1ba4 [ 87.342859][ T5856] btrfs_balance+0xac4/0x1138 [ 87.343616][ T5856] btrfs_ioctl_balance+0x4cc/0x658 [ 87.344389][ T5856] btrfs_ioctl+0x8d0/0xb38 [ 87.345049][ T5856] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.345827][ T5856] invoke_syscall+0x98/0x2b8 [ 87.346491][ T5856] el0_svc_common+0x138/0x258 [ 87.347220][ T5856] do_el0_svc+0x58/0x14c [ 87.347870][ T5856] el0_svc+0x78/0x1e0 [ 87.348473][ T5856] el0t_64_sync_handler+0xcc/0xe4 [ 87.349271][ T5856] el0t_64_sync+0x1a0/0x1a4 [ 87.349965][ T5856] irq event stamp: 80916 [ 87.350604][ T5856] hardirqs last enabled at (80915): [] __up_console_sem+0xb4/0x100 [ 87.352058][ T5856] hardirqs last disabled at (80916): [] el1_dbg+0x24/0x80 [ 87.353361][ T5856] softirqs last enabled at (80790): [] handle_softirqs+0xa4c/0xbf0 [ 87.355058][ T5856] softirqs last disabled at (80777): [] __irq_exit_rcu+0x240/0x440 [ 87.356582][ T5856] ---[ end trace 76ca693740366256 ]--- [ 87.360147][ T5856] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 87.361529][ T5856] BTRFS info (device loop0): forced readonly [ 87.362418][ T5856] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 87.364347][ T5856] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 87.366061][ T5856] BTRFS info (device loop0): balance: ended with status: -30 [ 87.498886][ T5878] loop0: detected capacity change from 0 to 32768 [ 87.546643][ T5878] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.45 (5878) [ 87.624204][ T5878] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 87.625574][ T5878] BTRFS info (device loop0): using free space tree [ 87.626573][ T5878] BTRFS info (device loop0): has skinny extents [ 87.637703][ T5878] BTRFS info (device loop0): enabling ssd optimizations [ 87.642214][ T5878] BTRFS info (device loop0): balance: start -s [ 87.643869][ T5878] ------------[ cut here ]------------ [ 87.644886][ T5878] WARNING: CPU: 0 PID: 5878 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.646668][ T5878] Modules linked in: [ 87.647276][ T5878] CPU: 0 PID: 5878 Comm: syz.0.45 Tainted: G W syzkaller #0 [ 87.648622][ T5878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 87.650164][ T5878] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.651454][ T5878] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.652542][ T5878] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.653641][ T5878] sp : ffff800024597540 [ 87.654323][ T5878] x29: ffff800024597710 x28: ffff0000c5c5d058 x27: ffff0000dea9a7f0 [ 87.655647][ T5878] x26: ffff0000dea9a7e8 x25: ffff0000c5c5d050 x24: dfff800000000000 [ 87.656946][ T5878] x23: ffff0000c5c5d1b0 x22: 1fffe00018b8ba0b x21: 1fffe00018b8ba0a [ 87.658234][ T5878] x20: 00000000ffffffe4 x19: ffff0000ebb359d0 x18: 0000000000000001 [ 87.659534][ T5878] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 87.660816][ T5878] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 87.662129][ T5878] x11: 0000000000000000 x10: 0000000000000000 x9 : 85b52b1654f11d00 [ 87.663443][ T5878] x8 : 85b52b1654f11d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 87.664710][ T5878] x5 : ffff800024596e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 87.666015][ T5878] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 87.667338][ T5878] Call trace: [ 87.667853][ T5878] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.668854][ T5878] __btrfs_end_transaction+0x13c/0x608 [ 87.669750][ T5878] btrfs_end_transaction+0x24/0x34 [ 87.670533][ T5878] btrfs_inc_block_group_ro+0x4ec/0x558 [ 87.671430][ T5878] btrfs_relocate_block_group+0x2b8/0x8a4 [ 87.672306][ T5878] btrfs_relocate_chunk+0xb8/0x280 [ 87.673104][ T5878] __btrfs_balance+0x1170/0x1ba4 [ 87.673818][ T5878] btrfs_balance+0xac4/0x1138 [ 87.674540][ T5878] btrfs_ioctl_balance+0x4cc/0x658 [ 87.675332][ T5878] btrfs_ioctl+0x8d0/0xb38 [ 87.676110][ T5878] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.676941][ T5878] invoke_syscall+0x98/0x2b8 [ 87.677732][ T5878] el0_svc_common+0x138/0x258 [ 87.678483][ T5878] do_el0_svc+0x58/0x14c [ 87.679196][ T5878] el0_svc+0x78/0x1e0 [ 87.679868][ T5878] el0t_64_sync_handler+0xcc/0xe4 [ 87.680682][ T5878] el0t_64_sync+0x1a0/0x1a4 [ 87.681342][ T5878] irq event stamp: 80576 [ 87.682042][ T5878] hardirqs last enabled at (80575): [] __up_console_sem+0xb4/0x100 [ 87.683560][ T5878] hardirqs last disabled at (80576): [] el1_dbg+0x24/0x80 [ 87.684830][ T5878] softirqs last enabled at (80426): [] handle_softirqs+0xa4c/0xbf0 [ 87.686179][ T5878] softirqs last disabled at (80407): [] __irq_exit_rcu+0x240/0x440 [ 87.687512][ T5878] ---[ end trace 76ca693740366257 ]--- [ 87.690197][ T5878] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 87.692116][ T5878] BTRFS info (device loop0): forced readonly [ 87.693287][ T5878] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 87.694889][ T5878] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 87.696781][ T5878] BTRFS info (device loop0): balance: ended with status: -30 1970/01/01 00:01:27 executed programs: 32 [ 87.847043][ T5899] loop0: detected capacity change from 0 to 32768 [ 87.849478][ T5899] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.46 (5899) [ 87.853207][ T5899] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 87.854593][ T5899] BTRFS info (device loop0): using free space tree [ 87.855601][ T5899] BTRFS info (device loop0): has skinny extents [ 87.882202][ T5899] BTRFS info (device loop0): enabling ssd optimizations [ 87.886605][ T5899] BTRFS info (device loop0): balance: start -s [ 87.887886][ T5899] ------------[ cut here ]------------ [ 87.888832][ T5899] WARNING: CPU: 1 PID: 5899 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.890666][ T5899] Modules linked in: [ 87.891292][ T5899] CPU: 1 PID: 5899 Comm: syz.0.46 Tainted: G W syzkaller #0 [ 87.892630][ T5899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 87.894170][ T5899] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 87.895430][ T5899] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.896467][ T5899] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.897587][ T5899] sp : ffff800024597540 [ 87.898290][ T5899] x29: ffff800024597710 x28: ffff0000cad62058 x27: ffff0000de8aba00 [ 87.899639][ T5899] x26: ffff0000de8ab9f8 x25: ffff0000cad62050 x24: dfff800000000000 [ 87.900921][ T5899] x23: ffff0000cad621b0 x22: 1fffe000195ac40b x21: 1fffe000195ac40a [ 87.902202][ T5899] x20: 00000000ffffffe4 x19: ffff0000ebb359d0 x18: 0000000000000001 [ 87.903413][ T5899] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 87.904738][ T5899] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 87.905966][ T5899] x11: 0000000000000000 x10: 0000000000000000 x9 : 54af9057b416a300 [ 87.907213][ T5899] x8 : 54af9057b416a300 x7 : 0000000000000001 x6 : 0000000000000001 [ 87.908440][ T5899] x5 : ffff800024596e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 87.909768][ T5899] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 87.911122][ T5899] Call trace: [ 87.911704][ T5899] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 87.912766][ T5899] __btrfs_end_transaction+0x13c/0x608 [ 87.913641][ T5899] btrfs_end_transaction+0x24/0x34 [ 87.914488][ T5899] btrfs_inc_block_group_ro+0x4ec/0x558 [ 87.915370][ T5899] btrfs_relocate_block_group+0x2b8/0x8a4 [ 87.916328][ T5899] btrfs_relocate_chunk+0xb8/0x280 [ 87.917169][ T5899] __btrfs_balance+0x1170/0x1ba4 [ 87.917967][ T5899] btrfs_balance+0xac4/0x1138 [ 87.918696][ T5899] btrfs_ioctl_balance+0x4cc/0x658 [ 87.919513][ T5899] btrfs_ioctl+0x8d0/0xb38 [ 87.920245][ T5899] __arm64_sys_ioctl+0x14c/0x1c8 [ 87.920992][ T5899] invoke_syscall+0x98/0x2b8 [ 87.921692][ T5899] el0_svc_common+0x138/0x258 [ 87.922362][ T5899] do_el0_svc+0x58/0x14c [ 87.923040][ T5899] el0_svc+0x78/0x1e0 [ 87.923670][ T5899] el0t_64_sync_handler+0xcc/0xe4 [ 87.924494][ T5899] el0t_64_sync+0x1a0/0x1a4 [ 87.925249][ T5899] irq event stamp: 80204 [ 87.925932][ T5899] hardirqs last enabled at (80203): [] __up_console_sem+0xb4/0x100 [ 87.927487][ T5899] hardirqs last disabled at (80204): [] el1_dbg+0x24/0x80 [ 87.928933][ T5899] softirqs last enabled at (80038): [] local_bh_enable+0x10/0x34 [ 87.930390][ T5899] softirqs last disabled at (80036): [] local_bh_disable+0x10/0x34 [ 87.931899][ T5899] ---[ end trace 76ca693740366258 ]--- [ 87.934195][ T5899] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 87.935688][ T5899] BTRFS info (device loop0): forced readonly [ 87.936610][ T5899] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 87.938231][ T5899] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 87.940079][ T5899] BTRFS info (device loop0): balance: ended with status: -30 [ 88.079167][ T5921] loop0: detected capacity change from 0 to 32768 [ 88.086819][ T5921] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.47 (5921) [ 88.091010][ T5921] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 88.092422][ T5921] BTRFS info (device loop0): using free space tree [ 88.106058][ T5921] ------------[ cut here ]------------ [ 88.107166][ T5921] WARNING: CPU: 1 PID: 5921 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.109032][ T5921] Modules linked in: [ 88.109678][ T5921] CPU: 1 PID: 5921 Comm: syz.0.47 Tainted: G W syzkaller #0 [ 88.111092][ T5921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 88.112691][ T5921] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 88.113966][ T5921] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.115123][ T5921] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.116200][ T5921] sp : ffff8000246c7540 [ 88.116848][ T5921] x29: ffff8000246c7710 x28: ffff0000dbef0058 x27: ffff0000de8ab060 [ 88.118123][ T5921] x26: ffff0000de8ab058 x25: ffff0000dbef0050 x24: dfff800000000000 [ 88.119347][ T5921] x23: ffff0000dbef01b0 x22: 1fffe0001b7de00b x21: 1fffe0001b7de00a [ 88.120529][ T5921] x20: 00000000ffffffe4 x19: ffff0000ec28d9d0 x18: 0000000000000001 [ 88.121728][ T5921] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 88.122987][ T5921] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 88.124281][ T5921] x11: 0000000000000000 x10: 0000000000000000 x9 : 8baa7127086cf200 [ 88.125661][ T5921] x8 : 8baa7127086cf200 x7 : 0000000000000001 x6 : 0000000000000001 [ 88.127014][ T5921] x5 : ffff8000246c6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 88.128383][ T5921] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 88.129737][ T5921] Call trace: [ 88.130289][ T5921] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.131376][ T5921] __btrfs_end_transaction+0x13c/0x608 [ 88.132261][ T5921] btrfs_end_transaction+0x24/0x34 [ 88.133085][ T5921] btrfs_inc_block_group_ro+0x4ec/0x558 [ 88.133984][ T5921] btrfs_relocate_block_group+0x2b8/0x8a4 [ 88.134899][ T5921] btrfs_relocate_chunk+0xb8/0x280 [ 88.135698][ T5921] __btrfs_balance+0x1170/0x1ba4 [ 88.136449][ T5921] btrfs_balance+0xac4/0x1138 [ 88.137200][ T5921] btrfs_ioctl_balance+0x4cc/0x658 [ 88.138042][ T5921] btrfs_ioctl+0x8d0/0xb38 [ 88.138785][ T5921] __arm64_sys_ioctl+0x14c/0x1c8 [ 88.139591][ T5921] invoke_syscall+0x98/0x2b8 [ 88.140371][ T5921] el0_svc_common+0x138/0x258 [ 88.141198][ T5921] do_el0_svc+0x58/0x14c [ 88.141865][ T5921] el0_svc+0x78/0x1e0 [ 88.142508][ T5921] el0t_64_sync_handler+0xcc/0xe4 [ 88.143268][ T5921] el0t_64_sync+0x1a0/0x1a4 [ 88.143962][ T5921] irq event stamp: 80436 [ 88.144633][ T5921] hardirqs last enabled at (80435): [] __up_console_sem+0xb4/0x100 [ 88.146262][ T5921] hardirqs last disabled at (80436): [] el1_dbg+0x24/0x80 [ 88.147705][ T5921] softirqs last enabled at (80256): [] local_bh_enable+0x10/0x34 [ 88.149262][ T5921] softirqs last disabled at (80254): [] local_bh_disable+0x10/0x34 [ 88.150763][ T5921] ---[ end trace 76ca693740366259 ]--- [ 88.154002][ T5921] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 88.155609][ T5921] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 88.157314][ T5921] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 88.357991][ T5943] loop0: detected capacity change from 0 to 32768 [ 88.369485][ T5943] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.48 (5943) [ 88.441817][ T5943] ------------[ cut here ]------------ [ 88.442793][ T5943] WARNING: CPU: 0 PID: 5943 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.444445][ T5943] Modules linked in: [ 88.445013][ T5943] CPU: 0 PID: 5943 Comm: syz.0.48 Tainted: G W syzkaller #0 [ 88.446392][ T5943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 88.448028][ T5943] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 88.449291][ T5943] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.450326][ T5943] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.451394][ T5943] sp : ffff8000246c7540 [ 88.452100][ T5943] x29: ffff8000246c7710 x28: ffff0000de368058 x27: ffff0000dea9a5e0 [ 88.453384][ T5943] x26: ffff0000dea9a5d8 x25: ffff0000de368050 x24: dfff800000000000 [ 88.454752][ T5943] x23: ffff0000de3681b0 x22: 1fffe0001bc6d00b x21: 1fffe0001bc6d00a [ 88.456072][ T5943] x20: 00000000ffffffe4 x19: ffff0000c2f819d0 x18: 0000000000000001 [ 88.457397][ T5943] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 88.458606][ T5943] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 88.459952][ T5943] x11: 0000000000000000 x10: 0000000000000000 x9 : 94e98c33a7b58a00 [ 88.461266][ T5943] x8 : 94e98c33a7b58a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 88.462582][ T5943] x5 : ffff8000246c6e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 88.463876][ T5943] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 88.465118][ T5943] Call trace: [ 88.465582][ T5943] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.466655][ T5943] __btrfs_end_transaction+0x13c/0x608 [ 88.467503][ T5943] btrfs_end_transaction+0x24/0x34 [ 88.468331][ T5943] btrfs_inc_block_group_ro+0x4ec/0x558 [ 88.469270][ T5943] btrfs_relocate_block_group+0x2b8/0x8a4 [ 88.470180][ T5943] btrfs_relocate_chunk+0xb8/0x280 [ 88.471043][ T5943] __btrfs_balance+0x1170/0x1ba4 [ 88.471751][ T5943] btrfs_balance+0xac4/0x1138 [ 88.472525][ T5943] btrfs_ioctl_balance+0x4cc/0x658 [ 88.473400][ T5943] btrfs_ioctl+0x8d0/0xb38 [ 88.474126][ T5943] __arm64_sys_ioctl+0x14c/0x1c8 [ 88.474935][ T5943] invoke_syscall+0x98/0x2b8 [ 88.475644][ T5943] el0_svc_common+0x138/0x258 [ 88.476423][ T5943] do_el0_svc+0x58/0x14c [ 88.477057][ T5943] el0_svc+0x78/0x1e0 [ 88.477650][ T5943] el0t_64_sync_handler+0xcc/0xe4 [ 88.478454][ T5943] el0t_64_sync+0x1a0/0x1a4 [ 88.479227][ T5943] irq event stamp: 80718 [ 88.479912][ T5943] hardirqs last enabled at (80717): [] __up_console_sem+0xb4/0x100 [ 88.481536][ T5943] hardirqs last disabled at (80718): [] el1_dbg+0x24/0x80 [ 88.482898][ T5943] softirqs last enabled at (80708): [] handle_softirqs+0xa4c/0xbf0 [ 88.484435][ T5943] softirqs last disabled at (80695): [] __irq_exit_rcu+0x240/0x440 [ 88.485861][ T5943] ---[ end trace 76ca69374036625a ]--- [ 88.506276][ T5943] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 88.523529][ T5943] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 88.525309][ T5943] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 88.687503][ T5965] loop0: detected capacity change from 0 to 32768 [ 88.698072][ T5965] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.49 (5965) [ 88.726356][ T5965] ------------[ cut here ]------------ [ 88.727433][ T5965] WARNING: CPU: 0 PID: 5965 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.729231][ T5965] Modules linked in: [ 88.729879][ T5965] CPU: 0 PID: 5965 Comm: syz.0.49 Tainted: G W syzkaller #0 [ 88.731262][ T5965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 88.732896][ T5965] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 88.734240][ T5965] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.735315][ T5965] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.736349][ T5965] sp : ffff800024907540 [ 88.737008][ T5965] x29: ffff800024907710 x28: ffff0000c7f9f858 x27: ffff0000dea9a950 [ 88.738409][ T5965] x26: ffff0000dea9a948 x25: ffff0000c7f9f850 x24: dfff800000000000 [ 88.739799][ T5965] x23: ffff0000c7f9f9b0 x22: 1fffe00018ff3f0b x21: 1fffe00018ff3f0a [ 88.741162][ T5965] x20: 00000000ffffffe4 x19: ffff0000e86e99d0 x18: 0000000000000001 [ 88.742539][ T5965] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 88.743819][ T5965] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 88.745095][ T5965] x11: 0000000000000000 x10: 0000000000000000 x9 : f1fa776d59bbe500 [ 88.746411][ T5965] x8 : f1fa776d59bbe500 x7 : 0000000000000001 x6 : 0000000000000001 [ 88.747689][ T5965] x5 : ffff800024906e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 88.748914][ T5965] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 88.750155][ T5965] Call trace: [ 88.750646][ T5965] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 88.751593][ T5965] __btrfs_end_transaction+0x13c/0x608 [ 88.752396][ T5965] btrfs_end_transaction+0x24/0x34 [ 88.753145][ T5965] btrfs_inc_block_group_ro+0x4ec/0x558 [ 88.753987][ T5965] btrfs_relocate_block_group+0x2b8/0x8a4 [ 88.754863][ T5965] btrfs_relocate_chunk+0xb8/0x280 [ 88.755696][ T5965] __btrfs_balance+0x1170/0x1ba4 [ 88.756526][ T5965] btrfs_balance+0xac4/0x1138 [ 88.757290][ T5965] btrfs_ioctl_balance+0x4cc/0x658 [ 88.758120][ T5965] btrfs_ioctl+0x8d0/0xb38 [ 88.758791][ T5965] __arm64_sys_ioctl+0x14c/0x1c8 [ 88.759595][ T5965] invoke_syscall+0x98/0x2b8 [ 88.760389][ T5965] el0_svc_common+0x138/0x258 [ 88.761152][ T5965] do_el0_svc+0x58/0x14c [ 88.761829][ T5965] el0_svc+0x78/0x1e0 [ 88.762422][ T5965] el0t_64_sync_handler+0xcc/0xe4 [ 88.763134][ T5965] el0t_64_sync+0x1a0/0x1a4 [ 88.763793][ T5965] irq event stamp: 81998 [ 88.764468][ T5965] hardirqs last enabled at (81997): [] __up_console_sem+0xb4/0x100 [ 88.766013][ T5965] hardirqs last disabled at (81998): [] el1_dbg+0x24/0x80 [ 88.767393][ T5965] softirqs last enabled at (81840): [] local_bh_enable+0x10/0x34 [ 88.768930][ T5965] softirqs last disabled at (81838): [] local_bh_disable+0x10/0x34 [ 88.770482][ T5965] ---[ end trace 76ca69374036625b ]--- [ 88.772120][ T5965] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 88.773857][ T5965] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 88.775557][ T5965] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 88.969379][ T5986] loop0: detected capacity change from 0 to 32768 [ 89.006797][ T5986] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz.0.50 (5986) [ 89.022086][ T5986] ------------[ cut here ]------------ [ 89.023141][ T5986] WARNING: CPU: 1 PID: 5986 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 89.024886][ T5986] Modules linked in: [ 89.025479][ T5986] CPU: 1 PID: 5986 Comm: syz.0.50 Tainted: G W syzkaller #0 [ 89.026805][ T5986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 89.028448][ T5986] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 89.029710][ T5986] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 89.030824][ T5986] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 89.031864][ T5986] sp : ffff800024d97540 [ 89.032563][ T5986] x29: ffff800024d97710 x28: ffff0000cbfe1858 x27: ffff0000de8abe20 [ 89.033874][ T5986] x26: ffff0000de8abe18 x25: ffff0000cbfe1850 x24: dfff800000000000 [ 89.035158][ T5986] x23: ffff0000cbfe19b0 x22: 1fffe000197fc30b x21: 1fffe000197fc30a [ 89.036438][ T5986] x20: 00000000ffffffe4 x19: ffff0000cf2a19d0 x18: 0000000000000001 [ 89.037657][ T5986] x17: 0000000000000000 x16: ffff8000111c8944 x15: 00000000ffffffff [ 89.038960][ T5986] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 89.040317][ T5986] x11: 0000000000000000 x10: 0000000000000000 x9 : 728669f0b1da3600 [ 89.041655][ T5986] x8 : 728669f0b1da3600 x7 : 0000000000000001 x6 : 0000000000000001 [ 89.042903][ T5986] x5 : ffff800024d96e38 x4 : ffff80001425f420 x3 : ffff80000850471c [ 89.044143][ T5986] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 89.045344][ T5986] Call trace: [ 89.045871][ T5986] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 89.046939][ T5986] __btrfs_end_transaction+0x13c/0x608 [ 89.047850][ T5986] btrfs_end_transaction+0x24/0x34 [ 89.048654][ T5986] btrfs_inc_block_group_ro+0x4ec/0x558 [ 89.049513][ T5986] btrfs_relocate_block_group+0x2b8/0x8a4 [ 89.050387][ T5986] btrfs_relocate_chunk+0xb8/0x280 [ 89.051136][ T5986] __btrfs_balance+0x1170/0x1ba4 [ 89.051848][ T5986] btrfs_balance+0xac4/0x1138 [ 89.052606][ T5986] btrfs_ioctl_balance+0x4cc/0x658 [ 89.053356][ T5986] btrfs_ioctl+0x8d0/0xb38 [ 89.054006][ T5986] __arm64_sys_ioctl+0x14c/0x1c8 [ 89.054883][ T5986] invoke_syscall+0x98/0x2b8 [ 89.055687][ T5986] el0_svc_common+0x138/0x258 [ 89.056447][ T5986] do_el0_svc+0x58/0x14c [ 89.057121][ T5986] el0_svc+0x78/0x1e0 [ 89.057727][ T5986] el0t_64_sync_handler+0xcc/0xe4 [ 89.058453][ T5986] el0t_64_sync+0x1a0/0x1a4 [ 89.059078][ T5986] irq event stamp: 80470 [ 89.059731][ T5986] hardirqs last enabled at (80469): [] __up_console_sem+0xb4/0x100 [ 89.061151][ T5986] hardirqs last disabled at (80470): [] el1_dbg+0x24/0x80 [ 89.062402][ T5986] softirqs last enabled at (80460): [] handle_softirqs+0xa4c/0xbf0 [ 89.063737][ T5986] softirqs last disabled at (80453): [] __irq_exit_rcu+0x240/0x440 [ 89.065022][ T5986] ---[ end trace 76ca69374036625c ]--- [ 89.068156][ T5986] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 89.069735][ T5986] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 89.071228][ T5986] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left