Warning: Permanently added '10.128.1.199' (ED25519) to the list of known hosts. 1970/01/01 00:00:52 ignoring optional flag "type"="gce" 1970/01/01 00:00:52 parsed 1 programs [ 52.695690][ T4311] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:00:52 executed programs: 0 [ 52.764289][ T4317] chnl_net:caif_netlink_parms(): no params data found [ 52.790803][ T4317] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.791993][ T4317] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.794337][ T4317] device bridge_slave_0 entered promiscuous mode [ 52.796532][ T4317] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.797641][ T4317] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.799174][ T4317] device bridge_slave_1 entered promiscuous mode [ 52.807969][ T4317] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.810623][ T4317] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.820358][ T4317] team0: Port device team_slave_0 added [ 52.822350][ T4317] team0: Port device team_slave_1 added [ 52.830154][ T4317] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.831294][ T4317] 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. [ 52.836267][ T4317] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.838737][ T4317] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.839787][ T4317] 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. [ 52.843673][ T4317] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.894525][ T4317] device hsr_slave_0 entered promiscuous mode [ 52.943441][ T4317] device hsr_slave_1 entered promiscuous mode [ 53.455157][ T4317] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.494552][ T4317] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.554812][ T4317] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.585590][ T4317] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.643833][ T4317] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.645118][ T4317] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.646390][ T4317] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.647499][ T4317] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.674622][ T4317] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.678824][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.680653][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.682424][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.684901][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 53.691204][ T4317] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.695883][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.697400][ T594] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.698559][ T594] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.701071][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.702447][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.703610][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.711275][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.712988][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.717109][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.721240][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.727617][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.730717][ T4317] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.780432][ T4317] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.784269][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.785560][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.795881][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 53.797523][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.804770][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 53.806280][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.807874][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.809256][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.811917][ T4317] device veth0_vlan entered promiscuous mode [ 53.817679][ T4317] device veth1_vlan entered promiscuous mode [ 53.825462][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.826854][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.828687][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 53.830224][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.835049][ T4317] device veth0_macvtap entered promiscuous mode [ 53.838460][ T4317] device veth1_macvtap entered promiscuous mode [ 53.844598][ T4317] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.845818][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 53.847259][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 53.848676][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.850129][ T594] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.855886][ T4317] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.857063][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.858659][ T360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.861719][ T4317] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.863022][ T4317] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.867025][ T4317] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.868353][ T4317] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 54.005124][ T4447] loop0: detected capacity change from 0 to 32768 [ 54.013503][ T4447] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4447) [ 54.033610][ T4447] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 54.035046][ T4447] BTRFS info (device loop0): using free space tree [ 54.036112][ T4447] BTRFS info (device loop0): has skinny extents [ 54.098887][ T4447] BTRFS info (device loop0): enabling ssd optimizations [ 54.136548][ T4447] BTRFS info (device loop0): balance: start -s [ 54.138594][ T4447] ------------[ cut here ]------------ [ 54.139447][ T4447] WARNING: CPU: 1 PID: 4447 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 54.140944][ T4447] Modules linked in: [ 54.141500][ T4447] CPU: 1 PID: 4447 Comm: syz-executor.0 Not tainted syzkaller #0 [ 54.142643][ T4447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.144298][ T4447] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.145413][ T4447] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 54.146363][ T4447] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 54.147313][ T4447] sp : ffff80001f877540 [ 54.147899][ T4447] x29: ffff80001f877710 x28: ffff0000c145a858 x27: ffff0000de628110 [ 54.149053][ T4447] x26: ffff0000de628108 x25: ffff0000c145a850 x24: dfff800000000000 [ 54.150195][ T4447] x23: ffff0000c145a9b0 x22: 1fffe0001828b50b x21: 1fffe0001828b50a [ 54.151474][ T4447] x20: 00000000ffffffe4 x19: ffff0000cb4ad9d0 x18: 0000000000000001 [ 54.152671][ T4447] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 54.153932][ T4447] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 54.155216][ T4447] x11: 0000000000000000 x10: 0000000000000000 x9 : 8c14ea1c2aefcd00 [ 54.156497][ T4447] x8 : 8c14ea1c2aefcd00 x7 : 0000000000000001 x6 : 0000000000000001 [ 54.157740][ T4447] x5 : ffff80001f876e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 54.159100][ T4447] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 54.160334][ T4447] Call trace: [ 54.160803][ T4447] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 54.161739][ T4447] __btrfs_end_transaction+0x13c/0x608 [ 54.162571][ T4447] btrfs_end_transaction+0x24/0x34 [ 54.163361][ T4447] btrfs_inc_block_group_ro+0x4ec/0x558 [ 54.164180][ T4447] btrfs_relocate_block_group+0x2b8/0x8a4 [ 54.165023][ T4447] btrfs_relocate_chunk+0xb8/0x280 [ 54.165817][ T4447] __btrfs_balance+0x1170/0x1ba4 [ 54.166509][ T4447] btrfs_balance+0xac4/0x1138 [ 54.167167][ T4447] btrfs_ioctl_balance+0x4cc/0x658 [ 54.167923][ T4447] btrfs_ioctl+0x8d0/0xb38 [ 54.168633][ T4447] __arm64_sys_ioctl+0x14c/0x1c8 [ 54.169422][ T4447] invoke_syscall+0x98/0x2b8 [ 54.170158][ T4447] el0_svc_common+0x138/0x258 [ 54.170841][ T4447] do_el0_svc+0x58/0x14c [ 54.171485][ T4447] el0_svc+0x78/0x1e0 [ 54.172126][ T4447] el0t_64_sync_handler+0xcc/0xe4 [ 54.172921][ T4447] el0t_64_sync+0x1a0/0x1a4 [ 54.173609][ T4447] irq event stamp: 82640 [ 54.174290][ T4447] hardirqs last enabled at (82639): [] __up_console_sem+0xb4/0x100 [ 54.175746][ T4447] hardirqs last disabled at (82640): [] el1_dbg+0x24/0x80 [ 54.177018][ T4447] softirqs last enabled at (82354): [] local_bh_enable+0x10/0x34 [ 54.178593][ T4447] softirqs last disabled at (82352): [] local_bh_disable+0x10/0x34 [ 54.179937][ T4447] ---[ end trace 2b07a9cd11a83299 ]--- [ 54.188673][ T4447] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 54.203322][ T4447] BTRFS info (device loop0): forced readonly [ 54.204651][ T4447] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 54.206456][ T4447] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 54.214848][ T4447] BTRFS info (device loop0): balance: ended with status: -30 [ 54.420571][ T4522] loop0: detected capacity change from 0 to 32768 [ 54.459006][ T4522] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4522) [ 54.462745][ T4522] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 54.464411][ T4522] BTRFS info (device loop0): using free space tree [ 54.465580][ T4522] BTRFS info (device loop0): has skinny extents [ 54.539299][ T4522] BTRFS info (device loop0): enabling ssd optimizations [ 54.554837][ T4522] BTRFS info (device loop0): balance: start -s [ 54.556206][ T4522] ------------[ cut here ]------------ [ 54.557146][ T4522] WARNING: CPU: 1 PID: 4522 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 54.558709][ T4522] Modules linked in: [ 54.559278][ T4522] CPU: 1 PID: 4522 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 54.560687][ T4522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 54.562154][ T4522] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 54.563336][ T4522] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 54.564316][ T4522] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 54.565348][ T4522] sp : ffff80001fc87540 [ 54.565962][ T4522] x29: ffff80001fc87710 x28: ffff0000d46f9058 x27: ffff0000de628270 [ 54.567222][ T4522] x26: ffff0000de628268 x25: ffff0000d46f9050 x24: dfff800000000000 [ 54.568473][ T4522] x23: ffff0000d46f91b0 x22: 1fffe0001a8df20b x21: 1fffe0001a8df20a [ 54.569713][ T4522] x20: 00000000ffffffe4 x19: ffff0000d3a4d9d0 x18: 0000000000000001 [ 54.570956][ T4522] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 54.572121][ T4522] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 54.573230][ T4522] x11: 0000000000000000 x10: 0000000000000000 x9 : b2cc308f80772600 [ 54.574351][ T4522] x8 : b2cc308f80772600 x7 : 0000000000000001 x6 : 0000000000000001 [ 54.575511][ T4522] x5 : ffff80001fc86e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 54.576661][ T4522] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 54.577826][ T4522] Call trace: [ 54.578339][ T4522] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 54.579282][ T4522] __btrfs_end_transaction+0x13c/0x608 [ 54.580055][ T4522] btrfs_end_transaction+0x24/0x34 [ 54.580785][ T4522] btrfs_inc_block_group_ro+0x4ec/0x558 [ 54.581556][ T4522] btrfs_relocate_block_group+0x2b8/0x8a4 [ 54.582386][ T4522] btrfs_relocate_chunk+0xb8/0x280 [ 54.583107][ T4522] __btrfs_balance+0x1170/0x1ba4 [ 54.583832][ T4522] btrfs_balance+0xac4/0x1138 [ 54.584515][ T4522] btrfs_ioctl_balance+0x4cc/0x658 [ 54.585240][ T4522] btrfs_ioctl+0x8d0/0xb38 [ 54.585872][ T4522] __arm64_sys_ioctl+0x14c/0x1c8 [ 54.586587][ T4522] invoke_syscall+0x98/0x2b8 [ 54.587288][ T4522] el0_svc_common+0x138/0x258 [ 54.587992][ T4522] do_el0_svc+0x58/0x14c [ 54.588603][ T4522] el0_svc+0x78/0x1e0 [ 54.589161][ T4522] el0t_64_sync_handler+0xcc/0xe4 [ 54.589961][ T4522] el0t_64_sync+0x1a0/0x1a4 [ 54.590633][ T4522] irq event stamp: 81464 [ 54.591297][ T4522] hardirqs last enabled at (81463): [] __up_console_sem+0xb4/0x100 [ 54.592882][ T4522] hardirqs last disabled at (81464): [] el1_dbg+0x24/0x80 [ 54.594162][ T4522] softirqs last enabled at (81308): [] local_bh_enable+0x10/0x34 [ 54.595576][ T4522] softirqs last disabled at (81306): [] local_bh_disable+0x10/0x34 [ 54.596968][ T4522] ---[ end trace 2b07a9cd11a8329a ]--- [ 54.633985][ T4522] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 54.635626][ T4522] BTRFS info (device loop0): forced readonly [ 54.636514][ T4522] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 54.638110][ T4522] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 54.639588][ T4522] BTRFS info (device loop0): balance: ended with status: -30 [ 54.744075][ T7] Bluetooth: hci0: command 0x0409 tx timeout [ 54.867605][ T4593] loop0: detected capacity change from 0 to 32768 [ 54.906241][ T4593] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4593) [ 54.957650][ T4593] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 54.959248][ T4593] BTRFS info (device loop0): using free space tree [ 54.960223][ T4593] BTRFS info (device loop0): has skinny extents [ 55.010493][ T4593] BTRFS info (device loop0): enabling ssd optimizations [ 55.020092][ T4593] BTRFS info (device loop0): balance: start -s [ 55.021634][ T4593] ------------[ cut here ]------------ [ 55.022729][ T4593] WARNING: CPU: 1 PID: 4593 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.024426][ T4593] Modules linked in: [ 55.024999][ T4593] CPU: 1 PID: 4593 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.026403][ T4593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.027991][ T4593] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 55.029188][ T4593] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.030222][ T4593] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.031255][ T4593] sp : ffff80001fca7540 [ 55.031858][ T4593] x29: ffff80001fca7710 x28: ffff0000cdb48058 x27: ffff0000de6283d0 [ 55.033130][ T4593] x26: ffff0000de6283c8 x25: ffff0000cdb48050 x24: dfff800000000000 [ 55.034286][ T4593] x23: ffff0000cdb481b0 x22: 1fffe00019b6900b x21: 1fffe00019b6900a [ 55.035571][ T4593] x20: 00000000ffffffe4 x19: ffff0000dca199d0 x18: 0000000000000001 [ 55.036736][ T4593] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 55.038011][ T4593] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 55.039206][ T4593] x11: 0000000000000000 x10: 0000000000000000 x9 : 7f2966255cfabc00 [ 55.040468][ T4593] x8 : 7f2966255cfabc00 x7 : 0000000000000001 x6 : 0000000000000001 [ 55.041741][ T4593] x5 : ffff80001fca6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 55.042933][ T4593] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 55.044140][ T4593] Call trace: [ 55.044614][ T4593] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.045529][ T4593] __btrfs_end_transaction+0x13c/0x608 [ 55.046352][ T4593] btrfs_end_transaction+0x24/0x34 [ 55.047129][ T4593] btrfs_inc_block_group_ro+0x4ec/0x558 [ 55.047958][ T4593] btrfs_relocate_block_group+0x2b8/0x8a4 [ 55.048763][ T4593] btrfs_relocate_chunk+0xb8/0x280 [ 55.049578][ T4593] __btrfs_balance+0x1170/0x1ba4 [ 55.050320][ T4593] btrfs_balance+0xac4/0x1138 [ 55.050989][ T4593] btrfs_ioctl_balance+0x4cc/0x658 [ 55.051743][ T4593] btrfs_ioctl+0x8d0/0xb38 [ 55.052434][ T4593] __arm64_sys_ioctl+0x14c/0x1c8 [ 55.053122][ T4593] invoke_syscall+0x98/0x2b8 [ 55.053794][ T4593] el0_svc_common+0x138/0x258 [ 55.054529][ T4593] do_el0_svc+0x58/0x14c [ 55.055141][ T4593] el0_svc+0x78/0x1e0 [ 55.055728][ T4593] el0t_64_sync_handler+0xcc/0xe4 [ 55.056484][ T4593] el0t_64_sync+0x1a0/0x1a4 [ 55.057064][ T4593] irq event stamp: 81530 [ 55.057647][ T4593] hardirqs last enabled at (81529): [] __up_console_sem+0xb4/0x100 [ 55.059065][ T4593] hardirqs last disabled at (81530): [] el1_dbg+0x24/0x80 [ 55.060342][ T4593] softirqs last enabled at (81360): [] local_bh_enable+0x10/0x34 [ 55.061658][ T4593] softirqs last disabled at (81358): [] local_bh_disable+0x10/0x34 [ 55.062898][ T4593] ---[ end trace 2b07a9cd11a8329b ]--- [ 55.069935][ T4593] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 55.071595][ T4593] BTRFS info (device loop0): forced readonly [ 55.074277][ T4593] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 55.076083][ T4593] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 55.078083][ T4593] BTRFS info (device loop0): balance: ended with status: -30 [ 55.259201][ T4654] loop0: detected capacity change from 0 to 32768 [ 55.309683][ T4654] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4654) [ 55.347457][ T4654] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 55.349003][ T4654] BTRFS info (device loop0): using free space tree [ 55.349995][ T4654] BTRFS info (device loop0): has skinny extents [ 55.431016][ T4654] BTRFS info (device loop0): enabling ssd optimizations [ 55.438184][ T4654] BTRFS info (device loop0): balance: start -s [ 55.439656][ T4654] ------------[ cut here ]------------ [ 55.441229][ T4654] WARNING: CPU: 1 PID: 4654 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.442956][ T4654] Modules linked in: [ 55.443535][ T4654] CPU: 1 PID: 4654 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.444893][ T4654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.446363][ T4654] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 55.447606][ T4654] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.448597][ T4654] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.449564][ T4654] sp : ffff80001f537540 [ 55.450126][ T4654] x29: ffff80001f537710 x28: ffff0000d491f858 x27: ffff0000dd2e7110 [ 55.451341][ T4654] x26: ffff0000dd2e7108 x25: ffff0000d491f850 x24: dfff800000000000 [ 55.452529][ T4654] x23: ffff0000d491f9b0 x22: 1fffe0001a923f0b x21: 1fffe0001a923f0a [ 55.453775][ T4654] x20: 00000000ffffffe4 x19: ffff0000da24d9d0 x18: 0000000000000001 [ 55.454938][ T4654] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 55.456112][ T4654] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 55.457316][ T4654] x11: 0000000000000000 x10: 0000000000000000 x9 : 1c8d58901e028000 [ 55.458462][ T4654] x8 : 1c8d58901e028000 x7 : 0000000000000001 x6 : 0000000000000001 [ 55.459577][ T4654] x5 : ffff80001f536e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 55.460756][ T4654] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 55.461926][ T4654] Call trace: [ 55.462393][ T4654] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.463321][ T4654] __btrfs_end_transaction+0x13c/0x608 [ 55.464120][ T4654] btrfs_end_transaction+0x24/0x34 [ 55.464870][ T4654] btrfs_inc_block_group_ro+0x4ec/0x558 [ 55.465679][ T4654] btrfs_relocate_block_group+0x2b8/0x8a4 [ 55.466547][ T4654] btrfs_relocate_chunk+0xb8/0x280 [ 55.467317][ T4654] __btrfs_balance+0x1170/0x1ba4 [ 55.468021][ T4654] btrfs_balance+0xac4/0x1138 [ 55.468723][ T4654] btrfs_ioctl_balance+0x4cc/0x658 [ 55.469588][ T4654] btrfs_ioctl+0x8d0/0xb38 [ 55.470216][ T4654] __arm64_sys_ioctl+0x14c/0x1c8 [ 55.470891][ T4654] invoke_syscall+0x98/0x2b8 [ 55.471553][ T4654] el0_svc_common+0x138/0x258 [ 55.472205][ T4654] do_el0_svc+0x58/0x14c [ 55.472823][ T4654] el0_svc+0x78/0x1e0 [ 55.473445][ T4654] el0t_64_sync_handler+0xcc/0xe4 [ 55.474244][ T4654] el0t_64_sync+0x1a0/0x1a4 [ 55.474937][ T4654] irq event stamp: 82122 [ 55.475572][ T4654] hardirqs last enabled at (82121): [] __up_console_sem+0xb4/0x100 [ 55.476954][ T4654] hardirqs last disabled at (82122): [] el1_dbg+0x24/0x80 [ 55.478191][ T4654] softirqs last enabled at (81906): [] local_bh_enable+0x10/0x34 [ 55.479602][ T4654] softirqs last disabled at (81904): [] local_bh_disable+0x10/0x34 [ 55.480916][ T4654] ---[ end trace 2b07a9cd11a8329c ]--- [ 55.488393][ T4654] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 55.492175][ T4654] BTRFS info (device loop0): forced readonly [ 55.501998][ T4654] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 55.504674][ T4654] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 55.506483][ T4654] BTRFS info (device loop0): balance: ended with status: -30 [ 55.661374][ T4711] loop0: detected capacity change from 0 to 32768 [ 55.706461][ T4711] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4711) [ 55.780096][ T4711] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 55.781454][ T4711] BTRFS info (device loop0): using free space tree [ 55.782409][ T4711] BTRFS info (device loop0): has skinny extents [ 55.833399][ T4711] BTRFS info (device loop0): enabling ssd optimizations [ 55.838692][ T4711] BTRFS info (device loop0): balance: start -s [ 55.840097][ T4711] ------------[ cut here ]------------ [ 55.841047][ T4711] WARNING: CPU: 0 PID: 4711 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.842704][ T4711] Modules linked in: [ 55.843235][ T4711] CPU: 0 PID: 4711 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 55.844513][ T4711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 55.845938][ T4711] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 55.847017][ T4711] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.847972][ T4711] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.848923][ T4711] sp : ffff80001fe67540 [ 55.849521][ T4711] x29: ffff80001fe67710 x28: ffff0000d32e2058 x27: ffff0000dd2e7270 [ 55.850689][ T4711] x26: ffff0000dd2e7268 x25: ffff0000d32e2050 x24: dfff800000000000 [ 55.851841][ T4711] x23: ffff0000d32e21b0 x22: 1fffe0001a65c40b x21: 1fffe0001a65c40a [ 55.853052][ T4711] x20: 00000000ffffffe4 x19: ffff0000c86f99d0 x18: 0000000000000001 [ 55.854220][ T4711] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 55.855422][ T4711] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 55.856585][ T4711] x11: 0000000000000000 x10: 0000000000000000 x9 : 501ea8230b8b7200 [ 55.857740][ T4711] x8 : 501ea8230b8b7200 x7 : 0000000000000001 x6 : 0000000000000001 [ 55.858876][ T4711] x5 : ffff80001fe66e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 55.860024][ T4711] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 55.861203][ T4711] Call trace: [ 55.861761][ T4711] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 55.862813][ T4711] __btrfs_end_transaction+0x13c/0x608 [ 55.863679][ T4711] btrfs_end_transaction+0x24/0x34 [ 55.864550][ T4711] btrfs_inc_block_group_ro+0x4ec/0x558 [ 55.865400][ T4711] btrfs_relocate_block_group+0x2b8/0x8a4 [ 55.866263][ T4711] btrfs_relocate_chunk+0xb8/0x280 [ 55.867022][ T4711] __btrfs_balance+0x1170/0x1ba4 [ 55.867773][ T4711] btrfs_balance+0xac4/0x1138 [ 55.868538][ T4711] btrfs_ioctl_balance+0x4cc/0x658 [ 55.869349][ T4711] btrfs_ioctl+0x8d0/0xb38 [ 55.869974][ T4711] __arm64_sys_ioctl+0x14c/0x1c8 [ 55.870710][ T4711] invoke_syscall+0x98/0x2b8 [ 55.871381][ T4711] el0_svc_common+0x138/0x258 [ 55.872103][ T4711] do_el0_svc+0x58/0x14c [ 55.872748][ T4711] el0_svc+0x78/0x1e0 [ 55.873392][ T4711] el0t_64_sync_handler+0xcc/0xe4 [ 55.874130][ T4711] el0t_64_sync+0x1a0/0x1a4 [ 55.874773][ T4711] irq event stamp: 80312 [ 55.875373][ T4711] hardirqs last enabled at (80311): [] __up_console_sem+0xb4/0x100 [ 55.876822][ T4711] hardirqs last disabled at (80312): [] el1_dbg+0x24/0x80 [ 55.878149][ T4711] softirqs last enabled at (80128): [] local_bh_enable+0x10/0x34 [ 55.879592][ T4711] softirqs last disabled at (80126): [] local_bh_disable+0x10/0x34 [ 55.881076][ T4711] ---[ end trace 2b07a9cd11a8329d ]--- [ 55.903471][ T4711] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 55.905267][ T4711] BTRFS info (device loop0): forced readonly [ 55.906252][ T4711] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 55.907924][ T4711] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 55.909470][ T4711] BTRFS info (device loop0): balance: ended with status: -30 [ 56.121263][ T4769] loop0: detected capacity change from 0 to 32768 [ 56.135218][ T4769] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4769) [ 56.146582][ T4769] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 56.147791][ T4769] BTRFS info (device loop0): using free space tree [ 56.148739][ T4769] BTRFS info (device loop0): has skinny extents [ 56.209444][ T4769] BTRFS info (device loop0): enabling ssd optimizations [ 56.216611][ T4769] BTRFS info (device loop0): balance: start -s [ 56.218256][ T4769] ------------[ cut here ]------------ [ 56.219414][ T4769] WARNING: CPU: 1 PID: 4769 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.221044][ T4769] Modules linked in: [ 56.221597][ T4769] CPU: 1 PID: 4769 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.222921][ T4769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.224446][ T4769] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 56.225581][ T4769] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.226538][ T4769] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.227480][ T4769] sp : ffff80001b917540 [ 56.228092][ T4769] x29: ffff80001b917710 x28: ffff0000d58b4858 x27: ffff0000de628530 [ 56.229363][ T4769] x26: ffff0000de628528 x25: ffff0000d58b4850 x24: dfff800000000000 [ 56.230476][ T4769] x23: ffff0000d58b49b0 x22: 1fffe0001ab1690b x21: 1fffe0001ab1690a [ 56.231612][ T4769] x20: 00000000ffffffe4 x19: ffff0000da9e59d0 x18: 0000000000000001 [ 56.232746][ T4769] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 56.233872][ T4769] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 56.235119][ T4769] x11: 0000000000000000 x10: 0000000000000000 x9 : 8dcaf6b202ef3200 [ 56.236218][ T4769] x8 : 8dcaf6b202ef3200 x7 : 0000000000000001 x6 : 0000000000000001 [ 56.237362][ T4769] x5 : ffff80001b916e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 56.238497][ T4769] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 56.239624][ T4769] Call trace: [ 56.240082][ T4769] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.240950][ T4769] __btrfs_end_transaction+0x13c/0x608 [ 56.241698][ T4769] btrfs_end_transaction+0x24/0x34 [ 56.242420][ T4769] btrfs_inc_block_group_ro+0x4ec/0x558 [ 56.243187][ T4769] btrfs_relocate_block_group+0x2b8/0x8a4 [ 56.243986][ T4769] btrfs_relocate_chunk+0xb8/0x280 [ 56.244742][ T4769] __btrfs_balance+0x1170/0x1ba4 [ 56.245448][ T4769] btrfs_balance+0xac4/0x1138 [ 56.246199][ T4769] btrfs_ioctl_balance+0x4cc/0x658 [ 56.246962][ T4769] btrfs_ioctl+0x8d0/0xb38 [ 56.247553][ T4769] __arm64_sys_ioctl+0x14c/0x1c8 [ 56.248236][ T4769] invoke_syscall+0x98/0x2b8 [ 56.248908][ T4769] el0_svc_common+0x138/0x258 [ 56.249622][ T4769] do_el0_svc+0x58/0x14c [ 56.250269][ T4769] el0_svc+0x78/0x1e0 [ 56.250815][ T4769] el0t_64_sync_handler+0xcc/0xe4 [ 56.251538][ T4769] el0t_64_sync+0x1a0/0x1a4 [ 56.252220][ T4769] irq event stamp: 82138 [ 56.252835][ T4769] hardirqs last enabled at (82137): [] __up_console_sem+0xb4/0x100 [ 56.254112][ T4769] hardirqs last disabled at (82138): [] el1_dbg+0x24/0x80 [ 56.255314][ T4769] softirqs last enabled at (81918): [] local_bh_enable+0x10/0x34 [ 56.256714][ T4769] softirqs last disabled at (81916): [] local_bh_disable+0x10/0x34 [ 56.258134][ T4769] ---[ end trace 2b07a9cd11a8329e ]--- [ 56.262206][ T4769] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 56.263905][ T4769] BTRFS info (device loop0): forced readonly [ 56.264922][ T4769] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 56.266820][ T4769] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 56.268787][ T4769] BTRFS info (device loop0): balance: ended with status: -30 [ 56.481544][ T4814] loop0: detected capacity change from 0 to 32768 [ 56.525007][ T4814] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4814) [ 56.528574][ T4814] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 56.529969][ T4814] BTRFS info (device loop0): using free space tree [ 56.531121][ T4814] BTRFS info (device loop0): has skinny extents [ 56.539742][ T4814] BTRFS info (device loop0): enabling ssd optimizations [ 56.546070][ T4814] BTRFS info (device loop0): balance: start -s [ 56.547413][ T4814] ------------[ cut here ]------------ [ 56.548503][ T4814] WARNING: CPU: 0 PID: 4814 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.550087][ T4814] Modules linked in: [ 56.550686][ T4814] CPU: 0 PID: 4814 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.552050][ T4814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.553518][ T4814] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 56.554683][ T4814] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.555658][ T4814] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.556601][ T4814] sp : ffff80001fe27540 [ 56.557175][ T4814] x29: ffff80001fe27710 x28: ffff0000c1cdd058 x27: ffff0000dd2e73d0 [ 56.558334][ T4814] x26: ffff0000dd2e73c8 x25: ffff0000c1cdd050 x24: dfff800000000000 [ 56.559429][ T4814] x23: ffff0000c1cdd1b0 x22: 1fffe0001839ba0b x21: 1fffe0001839ba0a [ 56.560678][ T4814] x20: 00000000ffffffe4 x19: ffff0000d8bf59d0 x18: 0000000000000001 [ 56.561850][ T4814] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 56.562970][ T4814] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 56.564160][ T4814] x11: 0000000000000000 x10: 0000000000000000 x9 : f160a94913c86f00 [ 56.565317][ T4814] x8 : f160a94913c86f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 56.566509][ T4814] x5 : ffff80001fe26e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 56.567666][ T4814] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 56.568778][ T4814] Call trace: [ 56.569251][ T4814] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.570187][ T4814] __btrfs_end_transaction+0x13c/0x608 [ 56.571008][ T4814] btrfs_end_transaction+0x24/0x34 [ 56.571729][ T4814] btrfs_inc_block_group_ro+0x4ec/0x558 [ 56.572563][ T4814] btrfs_relocate_block_group+0x2b8/0x8a4 [ 56.573379][ T4814] btrfs_relocate_chunk+0xb8/0x280 [ 56.574143][ T4814] __btrfs_balance+0x1170/0x1ba4 [ 56.574815][ T4814] btrfs_balance+0xac4/0x1138 [ 56.575495][ T4814] btrfs_ioctl_balance+0x4cc/0x658 [ 56.576245][ T4814] btrfs_ioctl+0x8d0/0xb38 [ 56.576872][ T4814] __arm64_sys_ioctl+0x14c/0x1c8 [ 56.577579][ T4814] invoke_syscall+0x98/0x2b8 [ 56.578216][ T4814] el0_svc_common+0x138/0x258 [ 56.578865][ T4814] do_el0_svc+0x58/0x14c [ 56.579506][ T4814] el0_svc+0x78/0x1e0 [ 56.580085][ T4814] el0t_64_sync_handler+0xcc/0xe4 [ 56.580845][ T4814] el0t_64_sync+0x1a0/0x1a4 [ 56.581487][ T4814] irq event stamp: 79830 [ 56.582080][ T4814] hardirqs last enabled at (79829): [] __up_console_sem+0xb4/0x100 [ 56.583505][ T4814] hardirqs last disabled at (79830): [] el1_dbg+0x24/0x80 [ 56.584843][ T4814] softirqs last enabled at (79658): [] local_bh_enable+0x10/0x34 [ 56.586202][ T4814] softirqs last disabled at (79656): [] local_bh_disable+0x10/0x34 [ 56.587602][ T4814] ---[ end trace 2b07a9cd11a8329f ]--- [ 56.590002][ T4814] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 56.591590][ T4814] BTRFS info (device loop0): forced readonly [ 56.592507][ T4814] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 56.594773][ T4814] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 56.596515][ T4814] BTRFS info (device loop0): balance: ended with status: -30 [ 56.728153][ T4837] loop0: detected capacity change from 0 to 32768 [ 56.764736][ T4837] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4837) [ 56.823742][ T4417] Bluetooth: hci0: command 0x041b tx timeout [ 56.827183][ T4837] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 56.828603][ T4837] BTRFS info (device loop0): using free space tree [ 56.829660][ T4837] BTRFS info (device loop0): has skinny extents [ 56.840173][ T4837] BTRFS info (device loop0): enabling ssd optimizations [ 56.845269][ T4837] BTRFS info (device loop0): balance: start -s [ 56.846698][ T4837] ------------[ cut here ]------------ [ 56.847789][ T4837] WARNING: CPU: 0 PID: 4837 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.849563][ T4837] Modules linked in: [ 56.850157][ T4837] CPU: 0 PID: 4837 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 56.851655][ T4837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 56.853313][ T4837] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 56.854572][ T4837] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.855597][ T4837] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.856655][ T4837] sp : ffff80001fe27540 [ 56.857390][ T4837] x29: ffff80001fe27710 x28: ffff0000c1cda058 x27: ffff0000dd2e7480 [ 56.858651][ T4837] x26: ffff0000dd2e7478 x25: ffff0000c1cda050 x24: dfff800000000000 [ 56.859892][ T4837] x23: ffff0000c1cda1b0 x22: 1fffe0001839b40b x21: 1fffe0001839b40a [ 56.861111][ T4837] x20: 00000000ffffffe4 x19: ffff0000d66619d0 x18: 0000000000000001 [ 56.862304][ T4837] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 56.863560][ T4837] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 56.864777][ T4837] x11: 0000000000000000 x10: 0000000000000000 x9 : 2c1ba320c6d5d200 [ 56.865944][ T4837] x8 : 2c1ba320c6d5d200 x7 : 0000000000000001 x6 : 0000000000000001 [ 56.867240][ T4837] x5 : ffff80001fe26e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 56.868401][ T4837] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 56.869517][ T4837] Call trace: [ 56.870014][ T4837] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 56.870959][ T4837] __btrfs_end_transaction+0x13c/0x608 [ 56.871771][ T4837] btrfs_end_transaction+0x24/0x34 [ 56.872559][ T4837] btrfs_inc_block_group_ro+0x4ec/0x558 [ 56.873458][ T4837] btrfs_relocate_block_group+0x2b8/0x8a4 [ 56.874295][ T4837] btrfs_relocate_chunk+0xb8/0x280 [ 56.875025][ T4837] __btrfs_balance+0x1170/0x1ba4 [ 56.875791][ T4837] btrfs_balance+0xac4/0x1138 [ 56.876460][ T4837] btrfs_ioctl_balance+0x4cc/0x658 [ 56.877198][ T4837] btrfs_ioctl+0x8d0/0xb38 [ 56.877846][ T4837] __arm64_sys_ioctl+0x14c/0x1c8 [ 56.878559][ T4837] invoke_syscall+0x98/0x2b8 [ 56.879251][ T4837] el0_svc_common+0x138/0x258 [ 56.879926][ T4837] do_el0_svc+0x58/0x14c [ 56.880550][ T4837] el0_svc+0x78/0x1e0 [ 56.881131][ T4837] el0t_64_sync_handler+0xcc/0xe4 [ 56.881861][ T4837] el0t_64_sync+0x1a0/0x1a4 [ 56.882500][ T4837] irq event stamp: 81014 [ 56.883114][ T4837] hardirqs last enabled at (81013): [] __up_console_sem+0xb4/0x100 [ 56.884497][ T4837] hardirqs last disabled at (81014): [] el1_dbg+0x24/0x80 [ 56.885703][ T4837] softirqs last enabled at (80840): [] local_bh_enable+0x10/0x34 [ 56.887107][ T4837] softirqs last disabled at (80838): [] local_bh_disable+0x10/0x34 [ 56.888773][ T4837] ---[ end trace 2b07a9cd11a832a0 ]--- [ 56.890581][ T4837] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 56.892313][ T4837] BTRFS info (device loop0): forced readonly [ 56.893768][ T4837] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 56.895633][ T4837] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 56.897504][ T4837] BTRFS info (device loop0): balance: ended with status: -30 [ 56.931952][ T4320] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 9 /dev/loop0 scanned by udevd (4320) [ 57.042134][ T4858] loop0: detected capacity change from 0 to 32768 [ 57.076960][ T4858] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 57.078598][ T4858] BTRFS info (device loop0): using free space tree [ 57.079798][ T4858] BTRFS info (device loop0): has skinny extents [ 57.097012][ T4858] BTRFS info (device loop0): enabling ssd optimizations [ 57.101599][ T4858] BTRFS info (device loop0): balance: start -s [ 57.102946][ T4858] ------------[ cut here ]------------ [ 57.103981][ T4858] WARNING: CPU: 0 PID: 4858 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.105686][ T4858] Modules linked in: [ 57.106259][ T4858] CPU: 0 PID: 4858 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.107639][ T4858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.109088][ T4858] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 57.110173][ T4858] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.111136][ T4858] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.112046][ T4858] sp : ffff8000200a7540 [ 57.112631][ T4858] x29: ffff8000200a7710 x28: ffff0000c1cb5858 x27: ffff0000dd2e75e0 [ 57.113765][ T4858] x26: ffff0000dd2e75d8 x25: ffff0000c1cb5850 x24: dfff800000000000 [ 57.114980][ T4858] x23: ffff0000c1cb59b0 x22: 1fffe00018396b0b x21: 1fffe00018396b0a [ 57.116174][ T4858] x20: 00000000ffffffe4 x19: ffff0000cf2699d0 x18: 0000000000000001 [ 57.117354][ T4858] x17: 0000000000000000 x16: ffff800008302164 x15: 00000000ffffffff [ 57.118529][ T4858] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 57.119680][ T4858] x11: 0000000000000000 x10: 0000000000000000 x9 : 4ab28c1e3c8f3600 [ 57.120827][ T4858] x8 : 4ab28c1e3c8f3600 x7 : 0000000000000001 x6 : 0000000000000001 [ 57.121953][ T4858] x5 : ffff8000200a6e38 x4 : ffff80001426f5a0 x3 : ffff800008302274 [ 57.123056][ T4858] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 57.124166][ T4858] Call trace: [ 57.124650][ T4858] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.125592][ T4858] __btrfs_end_transaction+0x13c/0x608 [ 57.126408][ T4858] btrfs_end_transaction+0x24/0x34 [ 57.127134][ T4858] btrfs_inc_block_group_ro+0x4ec/0x558 [ 57.127910][ T4858] btrfs_relocate_block_group+0x2b8/0x8a4 [ 57.128733][ T4858] btrfs_relocate_chunk+0xb8/0x280 [ 57.129483][ T4858] __btrfs_balance+0x1170/0x1ba4 [ 57.130175][ T4858] btrfs_balance+0xac4/0x1138 [ 57.130832][ T4858] btrfs_ioctl_balance+0x4cc/0x658 [ 57.131567][ T4858] btrfs_ioctl+0x8d0/0xb38 [ 57.132158][ T4858] __arm64_sys_ioctl+0x14c/0x1c8 [ 57.132849][ T4858] invoke_syscall+0x98/0x2b8 [ 57.133455][ T4858] el0_svc_common+0x138/0x258 [ 57.134105][ T4858] do_el0_svc+0x58/0x14c [ 57.134706][ T4858] el0_svc+0x78/0x1e0 [ 57.135297][ T4858] el0t_64_sync_handler+0xcc/0xe4 [ 57.135993][ T4858] el0t_64_sync+0x1a0/0x1a4 [ 57.136652][ T4858] irq event stamp: 80562 [ 57.137220][ T4858] hardirqs last enabled at (80561): [] __up_console_sem+0xb4/0x100 [ 57.138840][ T4858] hardirqs last disabled at (80562): [] el1_dbg+0x24/0x80 [ 57.140195][ T4858] softirqs last enabled at (80550): [] handle_softirqs+0xa4c/0xbf0 [ 57.141699][ T4858] softirqs last disabled at (80537): [] __irq_exit_rcu+0x240/0x440 [ 57.143139][ T4858] ---[ end trace 2b07a9cd11a832a1 ]--- [ 57.145080][ T4858] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 57.146702][ T4858] BTRFS info (device loop0): forced readonly [ 57.147668][ T4858] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 57.149303][ T4858] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 57.150968][ T4858] BTRFS info (device loop0): balance: ended with status: -30 [ 57.295399][ T4881] loop0: detected capacity change from 0 to 32768 [ 57.340037][ T4881] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4881) [ 57.367066][ T4881] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 57.368379][ T4881] BTRFS info (device loop0): using free space tree [ 57.369366][ T4881] BTRFS info (device loop0): has skinny extents [ 57.427542][ T4881] BTRFS info (device loop0): enabling ssd optimizations [ 57.434456][ T4881] BTRFS info (device loop0): balance: start -s [ 57.436284][ T4881] ------------[ cut here ]------------ [ 57.437498][ T4881] WARNING: CPU: 0 PID: 4881 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.439259][ T4881] Modules linked in: [ 57.439892][ T4881] CPU: 0 PID: 4881 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.441340][ T4881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.442860][ T4881] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 57.444034][ T4881] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.445010][ T4881] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.446023][ T4881] sp : ffff800020227540 [ 57.446657][ T4881] x29: ffff800020227710 x28: ffff0000d6acf858 x27: ffff0000dd2e7740 [ 57.447830][ T4881] x26: ffff0000dd2e7738 x25: ffff0000d6acf850 x24: dfff800000000000 [ 57.449079][ T4881] x23: ffff0000d6acf9b0 x22: 1fffe0001ad59f0b x21: 1fffe0001ad59f0a [ 57.450231][ T4881] x20: 00000000ffffffe4 x19: ffff0000cf2699d0 x18: 0000000000000001 [ 57.451433][ T4881] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 57.452616][ T4881] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 57.453790][ T4881] x11: 0000000000000000 x10: 0000000000000000 x9 : 534ed1116b349500 [ 57.454993][ T4881] x8 : 534ed1116b349500 x7 : 0000000000000001 x6 : 0000000000000001 [ 57.456220][ T4881] x5 : ffff800020226e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 57.457394][ T4881] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 57.458549][ T4881] Call trace: [ 57.459002][ T4881] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.459914][ T4881] __btrfs_end_transaction+0x13c/0x608 [ 57.460792][ T4881] btrfs_end_transaction+0x24/0x34 [ 57.461552][ T4881] btrfs_inc_block_group_ro+0x4ec/0x558 [ 57.462370][ T4881] btrfs_relocate_block_group+0x2b8/0x8a4 [ 57.463187][ T4881] btrfs_relocate_chunk+0xb8/0x280 [ 57.463958][ T4881] __btrfs_balance+0x1170/0x1ba4 [ 57.464632][ T4881] btrfs_balance+0xac4/0x1138 [ 57.465306][ T4881] btrfs_ioctl_balance+0x4cc/0x658 [ 57.466076][ T4881] btrfs_ioctl+0x8d0/0xb38 [ 57.466728][ T4881] __arm64_sys_ioctl+0x14c/0x1c8 [ 57.467466][ T4881] invoke_syscall+0x98/0x2b8 [ 57.468157][ T4881] el0_svc_common+0x138/0x258 [ 57.468847][ T4881] do_el0_svc+0x58/0x14c [ 57.469455][ T4881] el0_svc+0x78/0x1e0 [ 57.470079][ T4881] el0t_64_sync_handler+0xcc/0xe4 [ 57.470869][ T4881] el0t_64_sync+0x1a0/0x1a4 [ 57.471530][ T4881] irq event stamp: 81558 [ 57.472122][ T4881] hardirqs last enabled at (81557): [] __up_console_sem+0xb4/0x100 [ 57.473548][ T4881] hardirqs last disabled at (81558): [] el1_dbg+0x24/0x80 [ 57.474666][ T4881] softirqs last enabled at (81376): [] local_bh_enable+0x10/0x34 [ 57.475949][ T4881] softirqs last disabled at (81374): [] local_bh_disable+0x10/0x34 [ 57.477233][ T4881] ---[ end trace 2b07a9cd11a832a2 ]--- [ 57.480340][ T4881] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 57.482058][ T4881] BTRFS info (device loop0): forced readonly [ 57.483005][ T4881] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 57.485065][ T4881] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 57.486767][ T4881] BTRFS info (device loop0): balance: ended with status: -30 [ 57.521508][ T4320] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 9 /dev/loop0 scanned by udevd (4320) [ 57.636932][ T4903] loop0: detected capacity change from 0 to 32768 [ 57.696846][ T4903] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 57.698425][ T4903] BTRFS info (device loop0): using free space tree [ 57.699359][ T4903] BTRFS info (device loop0): has skinny extents [ 57.710680][ T4903] BTRFS info (device loop0): enabling ssd optimizations [ 57.723720][ T4903] BTRFS info (device loop0): balance: start -s [ 57.725109][ T4903] ------------[ cut here ]------------ [ 57.726073][ T4903] WARNING: CPU: 1 PID: 4903 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.727667][ T4903] Modules linked in: [ 57.728208][ T4903] CPU: 1 PID: 4903 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 57.729575][ T4903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 57.731028][ T4903] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 57.732170][ T4903] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.733120][ T4903] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.734136][ T4903] sp : ffff8000200a7540 [ 57.734724][ T4903] x29: ffff8000200a7710 x28: ffff0000c0e07058 x27: ffff0000de628060 [ 57.735923][ T4903] x26: ffff0000de628058 x25: ffff0000c0e07050 x24: dfff800000000000 [ 57.737126][ T4903] x23: ffff0000c0e071b0 x22: 1fffe000181c0e0b x21: 1fffe000181c0e0a [ 57.738313][ T4903] x20: 00000000ffffffe4 x19: ffff0000c7a799d0 x18: 0000000000000001 [ 57.739640][ T4903] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 57.740905][ T4903] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 57.742114][ T4903] x11: 0000000000000000 x10: 0000000000000000 x9 : f722bc347b859c00 [ 57.743360][ T4903] x8 : f722bc347b859c00 x7 : 0000000000000001 x6 : 0000000000000001 [ 57.744538][ T4903] x5 : ffff8000200a6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 57.745797][ T4903] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 57.747001][ T4903] Call trace: [ 57.747516][ T4903] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 57.748465][ T4903] __btrfs_end_transaction+0x13c/0x608 [ 57.749318][ T4903] btrfs_end_transaction+0x24/0x34 [ 57.750049][ T4903] btrfs_inc_block_group_ro+0x4ec/0x558 [ 57.750843][ T4903] btrfs_relocate_block_group+0x2b8/0x8a4 [ 57.751626][ T4903] btrfs_relocate_chunk+0xb8/0x280 [ 57.752376][ T4903] __btrfs_balance+0x1170/0x1ba4 [ 57.753069][ T4903] btrfs_balance+0xac4/0x1138 [ 57.753758][ T4903] btrfs_ioctl_balance+0x4cc/0x658 [ 57.754487][ T4903] btrfs_ioctl+0x8d0/0xb38 [ 57.755182][ T4903] __arm64_sys_ioctl+0x14c/0x1c8 [ 57.755992][ T4903] invoke_syscall+0x98/0x2b8 [ 57.756751][ T4903] el0_svc_common+0x138/0x258 [ 57.757485][ T4903] do_el0_svc+0x58/0x14c [ 57.758142][ T4903] el0_svc+0x78/0x1e0 [ 57.758749][ T4903] el0t_64_sync_handler+0xcc/0xe4 [ 57.759552][ T4903] el0t_64_sync+0x1a0/0x1a4 [ 57.760257][ T4903] irq event stamp: 80720 [ 57.760889][ T4903] hardirqs last enabled at (80719): [] __up_console_sem+0xb4/0x100 [ 57.762385][ T4903] hardirqs last disabled at (80720): [] el1_dbg+0x24/0x80 [ 57.763750][ T4903] softirqs last enabled at (80538): [] local_bh_enable+0x10/0x34 [ 57.765130][ T4903] softirqs last disabled at (80536): [] local_bh_disable+0x10/0x34 [ 57.766670][ T4903] ---[ end trace 2b07a9cd11a832a3 ]--- [ 57.770738][ T4903] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 57.772296][ T4903] BTRFS info (device loop0): forced readonly [ 57.773148][ T4903] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 57.774767][ T4903] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 57.776221][ T4903] BTRFS info (device loop0): balance: ended with status: -30 1970/01/01 00:00:57 executed programs: 11 [ 57.926603][ T4925] loop0: detected capacity change from 0 to 32768 [ 57.975589][ T4925] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4925) [ 57.981133][ T4925] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 57.982542][ T4925] BTRFS info (device loop0): using free space tree [ 57.983655][ T4925] BTRFS info (device loop0): has skinny extents [ 58.001241][ T4925] BTRFS info (device loop0): enabling ssd optimizations [ 58.006944][ T4925] BTRFS info (device loop0): balance: start -s [ 58.008358][ T4925] ------------[ cut here ]------------ [ 58.009298][ T4925] WARNING: CPU: 1 PID: 4925 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.010945][ T4925] Modules linked in: [ 58.011523][ T4925] CPU: 1 PID: 4925 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.012876][ T4925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.014428][ T4925] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 58.015640][ T4925] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.016658][ T4925] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.017616][ T4925] sp : ffff800020227540 [ 58.018206][ T4925] x29: ffff800020227710 x28: ffff0000cab52058 x27: ffff0000de628690 [ 58.019423][ T4925] x26: ffff0000de628688 x25: ffff0000cab52050 x24: dfff800000000000 [ 58.020623][ T4925] x23: ffff0000cab521b0 x22: 1fffe0001956a40b x21: 1fffe0001956a40a [ 58.021825][ T4925] x20: 00000000ffffffe4 x19: ffff0000daa319d0 x18: 0000000000000001 [ 58.022994][ T4925] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 58.024228][ T4925] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 58.025395][ T4925] x11: 0000000000000000 x10: 0000000000000000 x9 : 83faeca43d7cf500 [ 58.026578][ T4925] x8 : 83faeca43d7cf500 x7 : 0000000000000001 x6 : 0000000000000001 [ 58.027725][ T4925] x5 : ffff800020226e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 58.028912][ T4925] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 58.030109][ T4925] Call trace: [ 58.030599][ T4925] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.031543][ T4925] __btrfs_end_transaction+0x13c/0x608 [ 58.032323][ T4925] btrfs_end_transaction+0x24/0x34 [ 58.033013][ T4925] btrfs_inc_block_group_ro+0x4ec/0x558 [ 58.033780][ T4925] btrfs_relocate_block_group+0x2b8/0x8a4 [ 58.034587][ T4925] btrfs_relocate_chunk+0xb8/0x280 [ 58.035380][ T4925] __btrfs_balance+0x1170/0x1ba4 [ 58.036106][ T4925] btrfs_balance+0xac4/0x1138 [ 58.036806][ T4925] btrfs_ioctl_balance+0x4cc/0x658 [ 58.037594][ T4925] btrfs_ioctl+0x8d0/0xb38 [ 58.038239][ T4925] __arm64_sys_ioctl+0x14c/0x1c8 [ 58.038955][ T4925] invoke_syscall+0x98/0x2b8 [ 58.039673][ T4925] el0_svc_common+0x138/0x258 [ 58.040268][ T4925] do_el0_svc+0x58/0x14c [ 58.040866][ T4925] el0_svc+0x78/0x1e0 [ 58.041378][ T4925] el0t_64_sync_handler+0xcc/0xe4 [ 58.042058][ T4925] el0t_64_sync+0x1a0/0x1a4 [ 58.042675][ T4925] irq event stamp: 80268 [ 58.043247][ T4925] hardirqs last enabled at (80267): [] __up_console_sem+0xb4/0x100 [ 58.044578][ T4925] hardirqs last disabled at (80268): [] el1_dbg+0x24/0x80 [ 58.045828][ T4925] softirqs last enabled at (80076): [] local_bh_enable+0x10/0x34 [ 58.047161][ T4925] softirqs last disabled at (80074): [] local_bh_disable+0x10/0x34 [ 58.048411][ T4925] ---[ end trace 2b07a9cd11a832a4 ]--- [ 58.051471][ T4925] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 58.053147][ T4925] BTRFS info (device loop0): forced readonly [ 58.054482][ T4925] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 58.056109][ T4925] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 58.057681][ T4925] BTRFS info (device loop0): balance: ended with status: -30 [ 58.215434][ T4947] loop0: detected capacity change from 0 to 32768 [ 58.304169][ T4947] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4947) [ 58.364883][ T4947] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 58.366272][ T4947] BTRFS info (device loop0): using free space tree [ 58.367196][ T4947] BTRFS info (device loop0): has skinny extents [ 58.387402][ T4947] BTRFS info (device loop0): enabling ssd optimizations [ 58.392312][ T4947] BTRFS info (device loop0): balance: start -s [ 58.393695][ T4947] ------------[ cut here ]------------ [ 58.394771][ T4947] WARNING: CPU: 1 PID: 4947 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.396507][ T4947] Modules linked in: [ 58.397134][ T4947] CPU: 1 PID: 4947 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.398583][ T4947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.400136][ T4947] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 58.401291][ T4947] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.402274][ T4947] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.403199][ T4947] sp : ffff8000200a7540 [ 58.403846][ T4947] x29: ffff8000200a7710 x28: ffff0000ca0c0858 x27: ffff0000de6287f0 [ 58.405023][ T4947] x26: ffff0000de6287e8 x25: ffff0000ca0c0850 x24: dfff800000000000 [ 58.406259][ T4947] x23: ffff0000ca0c09b0 x22: 1fffe0001941810b x21: 1fffe0001941810a [ 58.407458][ T4947] x20: 00000000ffffffe4 x19: ffff0000db9899d0 x18: 0000000000000001 [ 58.408588][ T4947] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 58.409791][ T4947] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 58.410938][ T4947] x11: 0000000000000000 x10: 0000000000000000 x9 : c302c25fee7a0f00 [ 58.412040][ T4947] x8 : c302c25fee7a0f00 x7 : 0000000000000001 x6 : 0000000000000001 [ 58.413225][ T4947] x5 : ffff8000200a6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 58.414335][ T4947] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 58.415517][ T4947] Call trace: [ 58.416011][ T4947] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.416825][ T4947] __btrfs_end_transaction+0x13c/0x608 [ 58.417557][ T4947] btrfs_end_transaction+0x24/0x34 [ 58.418328][ T4947] btrfs_inc_block_group_ro+0x4ec/0x558 [ 58.419152][ T4947] btrfs_relocate_block_group+0x2b8/0x8a4 [ 58.420005][ T4947] btrfs_relocate_chunk+0xb8/0x280 [ 58.420786][ T4947] __btrfs_balance+0x1170/0x1ba4 [ 58.421526][ T4947] btrfs_balance+0xac4/0x1138 [ 58.422211][ T4947] btrfs_ioctl_balance+0x4cc/0x658 [ 58.422954][ T4947] btrfs_ioctl+0x8d0/0xb38 [ 58.423569][ T4947] __arm64_sys_ioctl+0x14c/0x1c8 [ 58.424273][ T4947] invoke_syscall+0x98/0x2b8 [ 58.424935][ T4947] el0_svc_common+0x138/0x258 [ 58.425616][ T4947] do_el0_svc+0x58/0x14c [ 58.426219][ T4947] el0_svc+0x78/0x1e0 [ 58.426759][ T4947] el0t_64_sync_handler+0xcc/0xe4 [ 58.427494][ T4947] el0t_64_sync+0x1a0/0x1a4 [ 58.428208][ T4947] irq event stamp: 80190 [ 58.428840][ T4947] hardirqs last enabled at (80189): [] __up_console_sem+0xb4/0x100 [ 58.430235][ T4947] hardirqs last disabled at (80190): [] el1_dbg+0x24/0x80 [ 58.431619][ T4947] softirqs last enabled at (80066): [] handle_softirqs+0xa4c/0xbf0 [ 58.433146][ T4947] softirqs last disabled at (80051): [] __irq_exit_rcu+0x240/0x440 [ 58.434621][ T4947] ---[ end trace 2b07a9cd11a832a5 ]--- [ 58.435742][ T4947] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 58.437409][ T4947] BTRFS info (device loop0): forced readonly [ 58.438387][ T4947] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 58.440085][ T4947] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 58.441887][ T4947] BTRFS info (device loop0): balance: ended with status: -30 [ 58.578394][ T4969] loop0: detected capacity change from 0 to 32768 [ 58.628125][ T4969] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4969) [ 58.631379][ T4969] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 58.632791][ T4969] BTRFS info (device loop0): using free space tree [ 58.634052][ T4969] BTRFS info (device loop0): has skinny extents [ 58.644677][ T4969] BTRFS info (device loop0): enabling ssd optimizations [ 58.649452][ T4969] BTRFS info (device loop0): balance: start -s [ 58.650760][ T4969] ------------[ cut here ]------------ [ 58.651731][ T4969] WARNING: CPU: 1 PID: 4969 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.653514][ T4969] Modules linked in: [ 58.654081][ T4969] CPU: 1 PID: 4969 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.655385][ T4969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.656783][ T4969] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 58.657802][ T4969] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.658662][ T4969] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.659632][ T4969] sp : ffff800020747540 [ 58.660210][ T4969] x29: ffff800020747710 x28: ffff0000dbc8b858 x27: ffff0000de628320 [ 58.661306][ T4969] x26: ffff0000de628318 x25: ffff0000dbc8b850 x24: dfff800000000000 [ 58.662446][ T4969] x23: ffff0000dbc8b9b0 x22: 1fffe0001b79170b x21: 1fffe0001b79170a [ 58.663608][ T4969] x20: 00000000ffffffe4 x19: ffff0000d11bd9d0 x18: 0000000000000001 [ 58.664776][ T4969] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 58.665929][ T4969] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 58.667191][ T4969] x11: 0000000000000000 x10: 0000000000000000 x9 : 8c8c6fc80ca03d00 [ 58.668520][ T4969] x8 : 8c8c6fc80ca03d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 58.669756][ T4969] x5 : ffff800020746e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 58.671001][ T4969] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 58.672189][ T4969] Call trace: [ 58.672679][ T4969] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.673641][ T4969] __btrfs_end_transaction+0x13c/0x608 [ 58.674423][ T4969] btrfs_end_transaction+0x24/0x34 [ 58.675193][ T4969] btrfs_inc_block_group_ro+0x4ec/0x558 [ 58.676030][ T4969] btrfs_relocate_block_group+0x2b8/0x8a4 [ 58.676884][ T4969] btrfs_relocate_chunk+0xb8/0x280 [ 58.677608][ T4969] __btrfs_balance+0x1170/0x1ba4 [ 58.678323][ T4969] btrfs_balance+0xac4/0x1138 [ 58.678971][ T4969] btrfs_ioctl_balance+0x4cc/0x658 [ 58.679681][ T4969] btrfs_ioctl+0x8d0/0xb38 [ 58.680272][ T4969] __arm64_sys_ioctl+0x14c/0x1c8 [ 58.680988][ T4969] invoke_syscall+0x98/0x2b8 [ 58.681583][ T4969] el0_svc_common+0x138/0x258 [ 58.682259][ T4969] do_el0_svc+0x58/0x14c [ 58.682878][ T4969] el0_svc+0x78/0x1e0 [ 58.683478][ T4969] el0t_64_sync_handler+0xcc/0xe4 [ 58.684263][ T4969] el0t_64_sync+0x1a0/0x1a4 [ 58.684956][ T4969] irq event stamp: 81456 [ 58.685565][ T4969] hardirqs last enabled at (81455): [] __up_console_sem+0xb4/0x100 [ 58.686914][ T4969] hardirqs last disabled at (81456): [] el1_dbg+0x24/0x80 [ 58.688144][ T4969] softirqs last enabled at (81300): [] local_bh_enable+0x10/0x34 [ 58.689460][ T4969] softirqs last disabled at (81298): [] local_bh_disable+0x10/0x34 [ 58.690867][ T4969] ---[ end trace 2b07a9cd11a832a6 ]--- [ 58.695051][ T4969] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 58.696644][ T4969] BTRFS info (device loop0): forced readonly [ 58.697684][ T4969] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 58.699308][ T4969] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 58.700935][ T4969] BTRFS info (device loop0): balance: ended with status: -30 [ 58.735066][ T4320] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 9 /dev/loop0 scanned by udevd (4320) [ 58.847854][ T4991] loop0: detected capacity change from 0 to 32768 [ 58.888669][ T4991] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 58.890048][ T4991] BTRFS info (device loop0): using free space tree [ 58.913629][ T4507] Bluetooth: hci0: command 0x040f tx timeout [ 58.917629][ T4991] ------------[ cut here ]------------ [ 58.918767][ T4991] WARNING: CPU: 1 PID: 4991 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.920540][ T4991] Modules linked in: [ 58.921157][ T4991] CPU: 1 PID: 4991 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 58.922509][ T4991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 58.923953][ T4991] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 58.925122][ T4991] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.926094][ T4991] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.927133][ T4991] sp : ffff800020497540 [ 58.927781][ T4991] x29: ffff800020497710 x28: ffff0000dbd47058 x27: ffff0000de628950 [ 58.928945][ T4991] x26: ffff0000de628948 x25: ffff0000dbd47050 x24: dfff800000000000 [ 58.930128][ T4991] x23: ffff0000dbd471b0 x22: 1fffe0001b7a8e0b x21: 1fffe0001b7a8e0a [ 58.931399][ T4991] x20: 00000000ffffffe4 x19: ffff0000dba599d0 x18: 0000000000000001 [ 58.932572][ T4991] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 58.933748][ T4991] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 58.935000][ T4991] x11: 0000000000000000 x10: 0000000000000000 x9 : 204653607ffcb200 [ 58.936213][ T4991] x8 : 204653607ffcb200 x7 : 0000000000000001 x6 : 0000000000000001 [ 58.937413][ T4991] x5 : ffff800020496e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 58.938571][ T4991] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 58.939728][ T4991] Call trace: [ 58.940213][ T4991] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 58.941147][ T4991] __btrfs_end_transaction+0x13c/0x608 [ 58.941883][ T4991] btrfs_end_transaction+0x24/0x34 [ 58.942703][ T4991] btrfs_inc_block_group_ro+0x4ec/0x558 [ 58.943529][ T4991] btrfs_relocate_block_group+0x2b8/0x8a4 [ 58.944345][ T4991] btrfs_relocate_chunk+0xb8/0x280 [ 58.945096][ T4991] __btrfs_balance+0x1170/0x1ba4 [ 58.945794][ T4991] btrfs_balance+0xac4/0x1138 [ 58.946458][ T4991] btrfs_ioctl_balance+0x4cc/0x658 [ 58.947240][ T4991] btrfs_ioctl+0x8d0/0xb38 [ 58.947886][ T4991] __arm64_sys_ioctl+0x14c/0x1c8 [ 58.948648][ T4991] invoke_syscall+0x98/0x2b8 [ 58.949340][ T4991] el0_svc_common+0x138/0x258 [ 58.949987][ T4991] do_el0_svc+0x58/0x14c [ 58.950577][ T4991] el0_svc+0x78/0x1e0 [ 58.951194][ T4991] el0t_64_sync_handler+0xcc/0xe4 [ 58.951896][ T4991] el0t_64_sync+0x1a0/0x1a4 [ 58.952572][ T4991] irq event stamp: 80532 [ 58.953176][ T4991] hardirqs last enabled at (80531): [] __up_console_sem+0xb4/0x100 [ 58.954572][ T4991] hardirqs last disabled at (80532): [] el1_dbg+0x24/0x80 [ 58.955833][ T4991] softirqs last enabled at (80346): [] local_bh_enable+0x10/0x34 [ 58.957152][ T4991] softirqs last disabled at (80344): [] local_bh_disable+0x10/0x34 [ 58.958487][ T4991] ---[ end trace 2b07a9cd11a832a7 ]--- [ 58.961188][ T4991] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 58.962986][ T4991] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 58.965074][ T4991] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 59.112294][ T5013] loop0: detected capacity change from 0 to 32768 [ 59.145751][ T5013] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5013) [ 59.154430][ T5013] btrfs_printk: 5 callbacks suppressed [ 59.154440][ T5013] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 59.156703][ T5013] BTRFS info (device loop0): using free space tree [ 59.157666][ T5013] BTRFS info (device loop0): has skinny extents [ 59.175862][ T5013] BTRFS info (device loop0): enabling ssd optimizations [ 59.181309][ T5013] BTRFS info (device loop0): balance: start -s [ 59.182814][ T5013] ------------[ cut here ]------------ [ 59.184318][ T5013] WARNING: CPU: 1 PID: 5013 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.186008][ T5013] Modules linked in: [ 59.186612][ T5013] CPU: 1 PID: 5013 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.188041][ T5013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.189574][ T5013] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 59.190877][ T5013] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.191963][ T5013] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.192999][ T5013] sp : ffff800020667540 [ 59.193665][ T5013] x29: ffff800020667710 x28: ffff0000d693b858 x27: ffff0000de628ab0 [ 59.194922][ T5013] x26: ffff0000de628aa8 x25: ffff0000d693b850 x24: dfff800000000000 [ 59.196140][ T5013] x23: ffff0000d693b9b0 x22: 1fffe0001ad2770b x21: 1fffe0001ad2770a [ 59.197289][ T5013] x20: 00000000ffffffe4 x19: ffff0000dba599d0 x18: 0000000000000001 [ 59.198665][ T5013] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 59.199955][ T5013] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 59.201225][ T5013] x11: 0000000000000000 x10: 0000000000000000 x9 : 1dea7069fffd3700 [ 59.202446][ T5013] x8 : 1dea7069fffd3700 x7 : 0000000000000001 x6 : 0000000000000001 [ 59.203636][ T5013] x5 : ffff800020666e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 59.204770][ T5013] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 59.205853][ T5013] Call trace: [ 59.206286][ T5013] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.207203][ T5013] __btrfs_end_transaction+0x13c/0x608 [ 59.207934][ T5013] btrfs_end_transaction+0x24/0x34 [ 59.208660][ T5013] btrfs_inc_block_group_ro+0x4ec/0x558 [ 59.209431][ T5013] btrfs_relocate_block_group+0x2b8/0x8a4 [ 59.210189][ T5013] btrfs_relocate_chunk+0xb8/0x280 [ 59.210904][ T5013] __btrfs_balance+0x1170/0x1ba4 [ 59.211597][ T5013] btrfs_balance+0xac4/0x1138 [ 59.212220][ T5013] btrfs_ioctl_balance+0x4cc/0x658 [ 59.212905][ T5013] btrfs_ioctl+0x8d0/0xb38 [ 59.213533][ T5013] __arm64_sys_ioctl+0x14c/0x1c8 [ 59.214179][ T5013] invoke_syscall+0x98/0x2b8 [ 59.214814][ T5013] el0_svc_common+0x138/0x258 [ 59.215452][ T5013] do_el0_svc+0x58/0x14c [ 59.216042][ T5013] el0_svc+0x78/0x1e0 [ 59.216605][ T5013] el0t_64_sync_handler+0xcc/0xe4 [ 59.217272][ T5013] el0t_64_sync+0x1a0/0x1a4 [ 59.217880][ T5013] irq event stamp: 81778 [ 59.218442][ T5013] hardirqs last enabled at (81777): [] __up_console_sem+0xb4/0x100 [ 59.219757][ T5013] hardirqs last disabled at (81778): [] el1_dbg+0x24/0x80 [ 59.220948][ T5013] softirqs last enabled at (81766): [] handle_softirqs+0xa4c/0xbf0 [ 59.222168][ T5013] softirqs last disabled at (81665): [] __irq_exit_rcu+0x240/0x440 [ 59.223431][ T5013] ---[ end trace 2b07a9cd11a832a8 ]--- [ 59.226197][ T5013] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 59.227853][ T5013] BTRFS info (device loop0): forced readonly [ 59.228799][ T5013] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 59.230471][ T5013] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 59.232363][ T5013] BTRFS info (device loop0): balance: ended with status: -30 [ 59.374875][ T5035] loop0: detected capacity change from 0 to 32768 [ 59.416483][ T5035] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5035) [ 59.421061][ T5035] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 59.422510][ T5035] BTRFS info (device loop0): using free space tree [ 59.423965][ T5035] BTRFS info (device loop0): has skinny extents [ 59.432179][ T5035] BTRFS info (device loop0): enabling ssd optimizations [ 59.438205][ T5035] BTRFS info (device loop0): balance: start -s [ 59.439601][ T5035] ------------[ cut here ]------------ [ 59.440642][ T5035] WARNING: CPU: 1 PID: 5035 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.442304][ T5035] Modules linked in: [ 59.442864][ T5035] CPU: 1 PID: 5035 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.444280][ T5035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.445796][ T5035] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 59.446986][ T5035] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.447994][ T5035] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.448961][ T5035] sp : ffff800020667540 [ 59.449545][ T5035] x29: ffff800020667710 x28: ffff0000d2151858 x27: ffff0000de628c10 [ 59.450772][ T5035] x26: ffff0000de628c08 x25: ffff0000d2151850 x24: dfff800000000000 [ 59.451931][ T5035] x23: ffff0000d21519b0 x22: 1fffe0001a42a30b x21: 1fffe0001a42a30a [ 59.453153][ T5035] x20: 00000000ffffffe4 x19: ffff0000dba599d0 x18: 0000000000000001 [ 59.454411][ T5035] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 59.455544][ T5035] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 59.456709][ T5035] x11: 0000000000000000 x10: 0000000000000000 x9 : e617277970bd1e00 [ 59.457981][ T5035] x8 : e617277970bd1e00 x7 : 0000000000000001 x6 : 0000000000000001 [ 59.459214][ T5035] x5 : ffff800020666e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 59.460471][ T5035] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 59.461731][ T5035] Call trace: [ 59.462209][ T5035] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.463290][ T5035] __btrfs_end_transaction+0x13c/0x608 [ 59.464219][ T5035] btrfs_end_transaction+0x24/0x34 [ 59.465054][ T5035] btrfs_inc_block_group_ro+0x4ec/0x558 [ 59.465980][ T5035] btrfs_relocate_block_group+0x2b8/0x8a4 [ 59.466845][ T5035] btrfs_relocate_chunk+0xb8/0x280 [ 59.467569][ T5035] __btrfs_balance+0x1170/0x1ba4 [ 59.468280][ T5035] btrfs_balance+0xac4/0x1138 [ 59.468946][ T5035] btrfs_ioctl_balance+0x4cc/0x658 [ 59.469701][ T5035] btrfs_ioctl+0x8d0/0xb38 [ 59.470314][ T5035] __arm64_sys_ioctl+0x14c/0x1c8 [ 59.471086][ T5035] invoke_syscall+0x98/0x2b8 [ 59.471792][ T5035] el0_svc_common+0x138/0x258 [ 59.472470][ T5035] do_el0_svc+0x58/0x14c [ 59.473049][ T5035] el0_svc+0x78/0x1e0 [ 59.473671][ T5035] el0t_64_sync_handler+0xcc/0xe4 [ 59.474377][ T5035] el0t_64_sync+0x1a0/0x1a4 [ 59.475018][ T5035] irq event stamp: 81200 [ 59.475796][ T5035] hardirqs last enabled at (81199): [] __up_console_sem+0xb4/0x100 [ 59.477347][ T5035] hardirqs last disabled at (81200): [] el1_dbg+0x24/0x80 [ 59.478757][ T5035] softirqs last enabled at (81026): [] local_bh_enable+0x10/0x34 [ 59.480247][ T5035] softirqs last disabled at (81024): [] local_bh_disable+0x10/0x34 [ 59.481790][ T5035] ---[ end trace 2b07a9cd11a832a9 ]--- [ 59.484761][ T5035] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 59.486542][ T5035] BTRFS info (device loop0): forced readonly [ 59.487513][ T5035] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 59.489628][ T5035] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 59.491312][ T5035] BTRFS info (device loop0): balance: ended with status: -30 [ 59.630757][ T5057] loop0: detected capacity change from 0 to 32768 [ 59.684902][ T5057] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5057) [ 59.724946][ T5057] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 59.726307][ T5057] BTRFS info (device loop0): using free space tree [ 59.727405][ T5057] BTRFS info (device loop0): has skinny extents [ 59.735578][ T5057] BTRFS info (device loop0): enabling ssd optimizations [ 59.741792][ T5057] BTRFS info (device loop0): balance: start -s [ 59.743935][ T5057] ------------[ cut here ]------------ [ 59.744937][ T5057] WARNING: CPU: 1 PID: 5057 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.746619][ T5057] Modules linked in: [ 59.747213][ T5057] CPU: 1 PID: 5057 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 59.748623][ T5057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 59.750125][ T5057] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 59.751356][ T5057] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.752372][ T5057] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.753402][ T5057] sp : ffff800020977540 [ 59.754031][ T5057] x29: ffff800020977710 x28: ffff0000d3b4a058 x27: ffff0000de628d70 [ 59.755373][ T5057] x26: ffff0000de628d68 x25: ffff0000d3b4a050 x24: dfff800000000000 [ 59.756626][ T5057] x23: ffff0000d3b4a1b0 x22: 1fffe0001a76940b x21: 1fffe0001a76940a [ 59.757878][ T5057] x20: 00000000ffffffe4 x19: ffff0000cd7459d0 x18: 0000000000000001 [ 59.759108][ T5057] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 59.760331][ T5057] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 59.761571][ T5057] x11: 0000000000000000 x10: 0000000000000000 x9 : 93087241d889bb00 [ 59.762694][ T5057] x8 : 93087241d889bb00 x7 : 0000000000000001 x6 : 0000000000000001 [ 59.763861][ T5057] x5 : ffff800020976e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 59.765040][ T5057] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 59.766199][ T5057] Call trace: [ 59.766660][ T5057] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 59.767582][ T5057] __btrfs_end_transaction+0x13c/0x608 [ 59.768309][ T5057] btrfs_end_transaction+0x24/0x34 [ 59.769039][ T5057] btrfs_inc_block_group_ro+0x4ec/0x558 [ 59.769844][ T5057] btrfs_relocate_block_group+0x2b8/0x8a4 [ 59.770679][ T5057] btrfs_relocate_chunk+0xb8/0x280 [ 59.771411][ T5057] __btrfs_balance+0x1170/0x1ba4 [ 59.772077][ T5057] btrfs_balance+0xac4/0x1138 [ 59.772722][ T5057] btrfs_ioctl_balance+0x4cc/0x658 [ 59.773434][ T5057] btrfs_ioctl+0x8d0/0xb38 [ 59.774028][ T5057] __arm64_sys_ioctl+0x14c/0x1c8 [ 59.774731][ T5057] invoke_syscall+0x98/0x2b8 [ 59.775372][ T5057] el0_svc_common+0x138/0x258 [ 59.776046][ T5057] do_el0_svc+0x58/0x14c [ 59.776639][ T5057] el0_svc+0x78/0x1e0 [ 59.777198][ T5057] el0t_64_sync_handler+0xcc/0xe4 [ 59.777919][ T5057] el0t_64_sync+0x1a0/0x1a4 [ 59.778550][ T5057] irq event stamp: 81104 [ 59.779189][ T5057] hardirqs last enabled at (81103): [] __up_console_sem+0xb4/0x100 [ 59.780608][ T5057] hardirqs last disabled at (81104): [] el1_dbg+0x24/0x80 [ 59.781918][ T5057] softirqs last enabled at (80920): [] local_bh_enable+0x10/0x34 [ 59.783277][ T5057] softirqs last disabled at (80918): [] local_bh_disable+0x10/0x34 [ 59.784668][ T5057] ---[ end trace 2b07a9cd11a832aa ]--- [ 59.785669][ T5057] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 59.787164][ T5057] BTRFS info (device loop0): forced readonly [ 59.788136][ T5057] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 59.789853][ T5057] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 59.791473][ T5057] BTRFS info (device loop0): balance: ended with status: -30 [ 59.845214][ T4320] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 9 /dev/loop0 scanned by udevd (4320) [ 59.947140][ T5078] loop0: detected capacity change from 0 to 32768 [ 59.986122][ T5078] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 59.987650][ T5078] BTRFS info (device loop0): using free space tree [ 59.988903][ T5078] BTRFS info (device loop0): has skinny extents [ 59.999334][ T5078] BTRFS info (device loop0): enabling ssd optimizations [ 60.005534][ T5078] BTRFS info (device loop0): balance: start -s [ 60.006939][ T5078] ------------[ cut here ]------------ [ 60.008008][ T5078] WARNING: CPU: 0 PID: 5078 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.009693][ T5078] Modules linked in: [ 60.010298][ T5078] CPU: 0 PID: 5078 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 60.011667][ T5078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 60.013249][ T5078] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 60.014462][ T5078] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.015445][ T5078] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.016420][ T5078] sp : ffff800020ba7540 [ 60.017023][ T5078] x29: ffff800020ba7710 x28: ffff0000ce4f4058 x27: ffff0000dd2e71c0 [ 60.018219][ T5078] x26: ffff0000dd2e71b8 x25: ffff0000ce4f4050 x24: dfff800000000000 [ 60.019439][ T5078] x23: ffff0000ce4f41b0 x22: 1fffe00019c9e80b x21: 1fffe00019c9e80a [ 60.020760][ T5078] x20: 00000000ffffffe4 x19: ffff0000c9a019d0 x18: 0000000000000001 [ 60.021990][ T5078] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 60.023227][ T5078] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 60.024312][ T5078] x11: 0000000000000000 x10: 0000000000000000 x9 : 966a66c0771bc500 [ 60.025541][ T5078] x8 : 966a66c0771bc500 x7 : 0000000000000001 x6 : 0000000000000001 [ 60.026681][ T5078] x5 : ffff800020ba6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 60.027791][ T5078] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 60.028947][ T5078] Call trace: [ 60.029423][ T5078] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.030380][ T5078] __btrfs_end_transaction+0x13c/0x608 [ 60.031160][ T5078] btrfs_end_transaction+0x24/0x34 [ 60.031862][ T5078] btrfs_inc_block_group_ro+0x4ec/0x558 [ 60.032662][ T5078] btrfs_relocate_block_group+0x2b8/0x8a4 [ 60.033561][ T5078] btrfs_relocate_chunk+0xb8/0x280 [ 60.034303][ T5078] __btrfs_balance+0x1170/0x1ba4 [ 60.035011][ T5078] btrfs_balance+0xac4/0x1138 [ 60.035739][ T5078] btrfs_ioctl_balance+0x4cc/0x658 [ 60.036468][ T5078] btrfs_ioctl+0x8d0/0xb38 [ 60.037133][ T5078] __arm64_sys_ioctl+0x14c/0x1c8 [ 60.037867][ T5078] invoke_syscall+0x98/0x2b8 [ 60.038575][ T5078] el0_svc_common+0x138/0x258 [ 60.039236][ T5078] do_el0_svc+0x58/0x14c [ 60.039917][ T5078] el0_svc+0x78/0x1e0 [ 60.040533][ T5078] el0t_64_sync_handler+0xcc/0xe4 [ 60.041286][ T5078] el0t_64_sync+0x1a0/0x1a4 [ 60.041947][ T5078] irq event stamp: 80356 [ 60.042569][ T5078] hardirqs last enabled at (80355): [] __up_console_sem+0xb4/0x100 [ 60.043916][ T5078] hardirqs last disabled at (80356): [] el1_dbg+0x24/0x80 [ 60.045256][ T5078] softirqs last enabled at (80186): [] local_bh_enable+0x10/0x34 [ 60.046645][ T5078] softirqs last disabled at (80184): [] local_bh_disable+0x10/0x34 [ 60.047981][ T5078] ---[ end trace 2b07a9cd11a832ab ]--- [ 60.049732][ T5078] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 60.051421][ T5078] BTRFS info (device loop0): forced readonly [ 60.052340][ T5078] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 60.054272][ T5078] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 60.056114][ T5078] BTRFS info (device loop0): balance: ended with status: -30 [ 60.208265][ T5101] loop0: detected capacity change from 0 to 32768 [ 60.246386][ T5101] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5101) [ 60.250126][ T5101] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 60.251601][ T5101] BTRFS info (device loop0): using free space tree [ 60.252650][ T5101] BTRFS info (device loop0): has skinny extents [ 60.263747][ T5101] BTRFS info (device loop0): enabling ssd optimizations [ 60.269053][ T5101] BTRFS info (device loop0): balance: start -s [ 60.270469][ T5101] ------------[ cut here ]------------ [ 60.271575][ T5101] WARNING: CPU: 0 PID: 5101 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.273238][ T5101] Modules linked in: [ 60.273848][ T5101] CPU: 0 PID: 5101 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 60.275309][ T5101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 60.276804][ T5101] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 60.277953][ T5101] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.278943][ T5101] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.279950][ T5101] sp : ffff800020bd7540 [ 60.280570][ T5101] x29: ffff800020bd7710 x28: ffff0000d6e4d858 x27: ffff0000dd2e78a0 [ 60.281813][ T5101] x26: ffff0000dd2e7898 x25: ffff0000d6e4d850 x24: dfff800000000000 [ 60.283168][ T5101] x23: ffff0000d6e4d9b0 x22: 1fffe0001adc9b0b x21: 1fffe0001adc9b0a [ 60.284367][ T5101] x20: 00000000ffffffe4 x19: ffff0000d0d099d0 x18: 0000000000000001 [ 60.285572][ T5101] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 60.286774][ T5101] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 60.287995][ T5101] x11: 0000000000000000 x10: 0000000000000000 x9 : 492ddeb4135f9900 [ 60.289147][ T5101] x8 : 492ddeb4135f9900 x7 : 0000000000000001 x6 : 0000000000000001 [ 60.290290][ T5101] x5 : ffff800020bd6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 60.291417][ T5101] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 60.292526][ T5101] Call trace: [ 60.292941][ T5101] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.293790][ T5101] __btrfs_end_transaction+0x13c/0x608 [ 60.294534][ T5101] btrfs_end_transaction+0x24/0x34 [ 60.295224][ T5101] btrfs_inc_block_group_ro+0x4ec/0x558 [ 60.296023][ T5101] btrfs_relocate_block_group+0x2b8/0x8a4 [ 60.296842][ T5101] btrfs_relocate_chunk+0xb8/0x280 [ 60.297562][ T5101] __btrfs_balance+0x1170/0x1ba4 [ 60.298250][ T5101] btrfs_balance+0xac4/0x1138 [ 60.298976][ T5101] btrfs_ioctl_balance+0x4cc/0x658 [ 60.299722][ T5101] btrfs_ioctl+0x8d0/0xb38 [ 60.300395][ T5101] __arm64_sys_ioctl+0x14c/0x1c8 [ 60.301126][ T5101] invoke_syscall+0x98/0x2b8 [ 60.301797][ T5101] el0_svc_common+0x138/0x258 [ 60.302495][ T5101] do_el0_svc+0x58/0x14c [ 60.303072][ T5101] el0_svc+0x78/0x1e0 [ 60.303655][ T5101] el0t_64_sync_handler+0xcc/0xe4 [ 60.304378][ T5101] el0t_64_sync+0x1a0/0x1a4 [ 60.305035][ T5101] irq event stamp: 81094 [ 60.305650][ T5101] hardirqs last enabled at (81093): [] __up_console_sem+0xb4/0x100 [ 60.307011][ T5101] hardirqs last disabled at (81094): [] el1_dbg+0x24/0x80 [ 60.308266][ T5101] softirqs last enabled at (80930): [] local_bh_enable+0x10/0x34 [ 60.309655][ T5101] softirqs last disabled at (80928): [] local_bh_disable+0x10/0x34 [ 60.310960][ T5101] ---[ end trace 2b07a9cd11a832ac ]--- [ 60.311928][ T5101] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 60.314080][ T5101] BTRFS info (device loop0): forced readonly [ 60.315005][ T5101] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 60.316845][ T5101] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 60.318659][ T5101] BTRFS info (device loop0): balance: ended with status: -30 [ 60.455820][ T5123] loop0: detected capacity change from 0 to 32768 [ 60.564379][ T5123] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5123) [ 60.605146][ T5123] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 60.606541][ T5123] BTRFS info (device loop0): using free space tree [ 60.607520][ T5123] BTRFS info (device loop0): has skinny extents [ 60.615928][ T5123] BTRFS info (device loop0): enabling ssd optimizations [ 60.621564][ T5123] BTRFS info (device loop0): balance: start -s [ 60.623013][ T5123] ------------[ cut here ]------------ [ 60.625017][ T5123] WARNING: CPU: 1 PID: 5123 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.626815][ T5123] Modules linked in: [ 60.627400][ T5123] CPU: 1 PID: 5123 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 60.628851][ T5123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 60.630303][ T5123] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 60.631552][ T5123] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.632535][ T5123] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.633606][ T5123] sp : ffff8000212d7540 [ 60.634206][ T5123] x29: ffff8000212d7710 x28: ffff0000d4414058 x27: ffff0000de628ed0 [ 60.635368][ T5123] x26: ffff0000de628ec8 x25: ffff0000d4414050 x24: dfff800000000000 [ 60.636533][ T5123] x23: ffff0000d44141b0 x22: 1fffe0001a88280b x21: 1fffe0001a88280a [ 60.637810][ T5123] x20: 00000000ffffffe4 x19: ffff0000d18f19d0 x18: 0000000000000001 [ 60.639093][ T5123] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 60.640372][ T5123] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 60.641587][ T5123] x11: 0000000000000000 x10: 0000000000000000 x9 : 0fc95a6718812500 [ 60.642837][ T5123] x8 : 0fc95a6718812500 x7 : 0000000000000001 x6 : 0000000000000001 [ 60.644028][ T5123] x5 : ffff8000212d6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 60.645190][ T5123] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 60.646343][ T5123] Call trace: [ 60.646823][ T5123] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.647648][ T5123] __btrfs_end_transaction+0x13c/0x608 [ 60.648482][ T5123] btrfs_end_transaction+0x24/0x34 [ 60.649246][ T5123] btrfs_inc_block_group_ro+0x4ec/0x558 [ 60.650058][ T5123] btrfs_relocate_block_group+0x2b8/0x8a4 [ 60.650811][ T5123] btrfs_relocate_chunk+0xb8/0x280 [ 60.651593][ T5123] __btrfs_balance+0x1170/0x1ba4 [ 60.652313][ T5123] btrfs_balance+0xac4/0x1138 [ 60.652990][ T5123] btrfs_ioctl_balance+0x4cc/0x658 [ 60.653730][ T5123] btrfs_ioctl+0x8d0/0xb38 [ 60.654372][ T5123] __arm64_sys_ioctl+0x14c/0x1c8 [ 60.655080][ T5123] invoke_syscall+0x98/0x2b8 [ 60.655790][ T5123] el0_svc_common+0x138/0x258 [ 60.656478][ T5123] do_el0_svc+0x58/0x14c [ 60.657062][ T5123] el0_svc+0x78/0x1e0 [ 60.657642][ T5123] el0t_64_sync_handler+0xcc/0xe4 [ 60.658373][ T5123] el0t_64_sync+0x1a0/0x1a4 [ 60.659044][ T5123] irq event stamp: 81020 [ 60.659685][ T5123] hardirqs last enabled at (81019): [] __up_console_sem+0xb4/0x100 [ 60.661000][ T5123] hardirqs last disabled at (81020): [] el1_dbg+0x24/0x80 [ 60.662186][ T5123] softirqs last enabled at (81008): [] handle_softirqs+0xa4c/0xbf0 [ 60.663483][ T5123] softirqs last disabled at (80989): [] __irq_exit_rcu+0x240/0x440 [ 60.664917][ T5123] ---[ end trace 2b07a9cd11a832ad ]--- [ 60.667135][ T5123] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 60.668861][ T5123] BTRFS info (device loop0): forced readonly [ 60.669824][ T5123] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 60.671589][ T5123] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 60.673453][ T5123] BTRFS info (device loop0): balance: ended with status: -30 [ 60.816062][ T5145] loop0: detected capacity change from 0 to 32768 [ 60.824938][ T5145] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5145) [ 60.828735][ T5145] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 60.829956][ T5145] BTRFS info (device loop0): using free space tree [ 60.830895][ T5145] BTRFS info (device loop0): has skinny extents [ 60.849155][ T5145] BTRFS info (device loop0): enabling ssd optimizations [ 60.855575][ T5145] BTRFS info (device loop0): balance: start -s [ 60.856849][ T5145] ------------[ cut here ]------------ [ 60.857889][ T5145] WARNING: CPU: 1 PID: 5145 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.859642][ T5145] Modules linked in: [ 60.860257][ T5145] CPU: 1 PID: 5145 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 60.861610][ T5145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 60.863135][ T5145] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 60.864326][ T5145] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.865386][ T5145] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.866424][ T5145] sp : ffff8000212d7540 [ 60.867035][ T5145] x29: ffff8000212d7710 x28: ffff0000dd62d058 x27: ffff0000de6285e0 [ 60.868183][ T5145] x26: ffff0000de6285d8 x25: ffff0000dd62d050 x24: dfff800000000000 [ 60.869315][ T5145] x23: ffff0000dd62d1b0 x22: 1fffe0001bac5a0b x21: 1fffe0001bac5a0a [ 60.870459][ T5145] x20: 00000000ffffffe4 x19: ffff0000dbd859d0 x18: 0000000000000001 [ 60.871708][ T5145] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 60.872912][ T5145] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 60.874092][ T5145] x11: 0000000000000000 x10: 0000000000000000 x9 : da184251dbc44600 [ 60.875348][ T5145] x8 : da184251dbc44600 x7 : 0000000000000001 x6 : 0000000000000001 [ 60.876618][ T5145] x5 : ffff8000212d6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 60.877836][ T5145] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 60.879024][ T5145] Call trace: [ 60.879512][ T5145] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 60.880473][ T5145] __btrfs_end_transaction+0x13c/0x608 [ 60.881282][ T5145] btrfs_end_transaction+0x24/0x34 [ 60.882096][ T5145] btrfs_inc_block_group_ro+0x4ec/0x558 [ 60.882963][ T5145] btrfs_relocate_block_group+0x2b8/0x8a4 [ 60.883828][ T5145] btrfs_relocate_chunk+0xb8/0x280 [ 60.884641][ T5145] __btrfs_balance+0x1170/0x1ba4 [ 60.885450][ T5145] btrfs_balance+0xac4/0x1138 [ 60.886146][ T5145] btrfs_ioctl_balance+0x4cc/0x658 [ 60.886915][ T5145] btrfs_ioctl+0x8d0/0xb38 [ 60.887572][ T5145] __arm64_sys_ioctl+0x14c/0x1c8 [ 60.888293][ T5145] invoke_syscall+0x98/0x2b8 [ 60.888919][ T5145] el0_svc_common+0x138/0x258 [ 60.889539][ T5145] do_el0_svc+0x58/0x14c [ 60.890200][ T5145] el0_svc+0x78/0x1e0 [ 60.890787][ T5145] el0t_64_sync_handler+0xcc/0xe4 [ 60.891503][ T5145] el0t_64_sync+0x1a0/0x1a4 [ 60.892119][ T5145] irq event stamp: 80984 [ 60.892705][ T5145] hardirqs last enabled at (80983): [] __up_console_sem+0xb4/0x100 [ 60.894037][ T5145] hardirqs last disabled at (80984): [] el1_dbg+0x24/0x80 [ 60.895227][ T5145] softirqs last enabled at (80804): [] local_bh_enable+0x10/0x34 [ 60.896547][ T5145] softirqs last disabled at (80802): [] local_bh_disable+0x10/0x34 [ 60.897849][ T5145] ---[ end trace 2b07a9cd11a832ae ]--- [ 60.900578][ T5145] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 60.902485][ T5145] BTRFS info (device loop0): forced readonly [ 60.903665][ T5145] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 60.905373][ T5145] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 60.906957][ T5145] BTRFS info (device loop0): balance: ended with status: -30 [ 60.993657][ T4048] Bluetooth: hci0: command 0x0419 tx timeout [ 61.044927][ T5167] loop0: detected capacity change from 0 to 32768 [ 61.134482][ T5167] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5167) [ 61.176324][ T5167] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 61.177796][ T5167] BTRFS info (device loop0): using free space tree [ 61.178840][ T5167] BTRFS info (device loop0): has skinny extents [ 61.188458][ T5167] BTRFS info (device loop0): enabling ssd optimizations [ 61.195658][ T5167] BTRFS info (device loop0): balance: start -s [ 61.197084][ T5167] ------------[ cut here ]------------ [ 61.198136][ T5167] WARNING: CPU: 1 PID: 5167 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.199846][ T5167] Modules linked in: [ 61.200467][ T5167] CPU: 1 PID: 5167 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 61.201808][ T5167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 61.203279][ T5167] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 61.204386][ T5167] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.205385][ T5167] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.206324][ T5167] sp : ffff800021347540 [ 61.206941][ T5167] x29: ffff800021347710 x28: ffff0000d9ea9058 x27: ffff0000de628480 [ 61.208116][ T5167] x26: ffff0000de628478 x25: ffff0000d9ea9050 x24: dfff800000000000 [ 61.209291][ T5167] x23: ffff0000d9ea91b0 x22: 1fffe0001b3d520b x21: 1fffe0001b3d520a [ 61.210457][ T5167] x20: 00000000ffffffe4 x19: ffff0000d1a7d9d0 x18: 0000000000000001 [ 61.211620][ T5167] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 61.212803][ T5167] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 61.213984][ T5167] x11: 0000000000000000 x10: 0000000000000000 x9 : 2db4a9d6fa983500 [ 61.215194][ T5167] x8 : 2db4a9d6fa983500 x7 : 0000000000000001 x6 : 0000000000000001 [ 61.216346][ T5167] x5 : ffff800021346e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 61.217547][ T5167] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 61.218778][ T5167] Call trace: [ 61.219232][ T5167] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.220134][ T5167] __btrfs_end_transaction+0x13c/0x608 [ 61.220935][ T5167] btrfs_end_transaction+0x24/0x34 [ 61.221721][ T5167] btrfs_inc_block_group_ro+0x4ec/0x558 [ 61.222688][ T5167] btrfs_relocate_block_group+0x2b8/0x8a4 [ 61.223656][ T5167] btrfs_relocate_chunk+0xb8/0x280 [ 61.224542][ T5167] __btrfs_balance+0x1170/0x1ba4 [ 61.225347][ T5167] btrfs_balance+0xac4/0x1138 [ 61.226108][ T5167] btrfs_ioctl_balance+0x4cc/0x658 [ 61.226922][ T5167] btrfs_ioctl+0x8d0/0xb38 [ 61.227651][ T5167] __arm64_sys_ioctl+0x14c/0x1c8 [ 61.228441][ T5167] invoke_syscall+0x98/0x2b8 [ 61.229214][ T5167] el0_svc_common+0x138/0x258 [ 61.229995][ T5167] do_el0_svc+0x58/0x14c [ 61.230700][ T5167] el0_svc+0x78/0x1e0 [ 61.231291][ T5167] el0t_64_sync_handler+0xcc/0xe4 [ 61.232058][ T5167] el0t_64_sync+0x1a0/0x1a4 [ 61.232725][ T5167] irq event stamp: 80672 [ 61.233318][ T5167] hardirqs last enabled at (80671): [] __up_console_sem+0xb4/0x100 [ 61.234840][ T5167] hardirqs last disabled at (80672): [] el1_dbg+0x24/0x80 [ 61.236146][ T5167] softirqs last enabled at (80490): [] local_bh_enable+0x10/0x34 [ 61.237525][ T5167] softirqs last disabled at (80488): [] local_bh_disable+0x10/0x34 [ 61.238981][ T5167] ---[ end trace 2b07a9cd11a832af ]--- [ 61.242793][ T5167] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 61.244591][ T5167] BTRFS info (device loop0): forced readonly [ 61.245530][ T5167] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 61.247405][ T5167] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 61.249112][ T5167] BTRFS info (device loop0): balance: ended with status: -30 [ 61.398603][ T5189] loop0: detected capacity change from 0 to 32768 [ 61.407071][ T5189] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5189) [ 61.411395][ T5189] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 61.413835][ T5189] BTRFS info (device loop0): using free space tree [ 61.414835][ T5189] BTRFS info (device loop0): has skinny extents [ 61.429745][ T5189] BTRFS info (device loop0): enabling ssd optimizations [ 61.435566][ T5189] BTRFS info (device loop0): balance: start -s [ 61.437017][ T5189] ------------[ cut here ]------------ [ 61.438099][ T5189] WARNING: CPU: 0 PID: 5189 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.439916][ T5189] Modules linked in: [ 61.440514][ T5189] CPU: 0 PID: 5189 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 61.441905][ T5189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 61.443432][ T5189] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 61.444589][ T5189] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.445652][ T5189] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.446586][ T5189] sp : ffff800021607540 [ 61.447147][ T5189] x29: ffff800021607710 x28: ffff0000c77ce058 x27: ffff0000dd2e75e0 [ 61.448358][ T5189] x26: ffff0000dd2e75d8 x25: ffff0000c77ce050 x24: dfff800000000000 [ 61.449634][ T5189] x23: ffff0000c77ce1b0 x22: 1fffe00018ef9c0b x21: 1fffe00018ef9c0a [ 61.450934][ T5189] x20: 00000000ffffffe4 x19: ffff0000d1a7d9d0 x18: 0000000000000001 [ 61.452122][ T5189] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 61.453331][ T5189] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 61.454481][ T5189] x11: 0000000000000000 x10: 0000000000000000 x9 : 9938ec7ace2dc100 [ 61.455625][ T5189] x8 : 9938ec7ace2dc100 x7 : 0000000000000001 x6 : 0000000000000001 [ 61.456840][ T5189] x5 : ffff800021606e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 61.457997][ T5189] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 61.459243][ T5189] Call trace: [ 61.459759][ T5189] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.460667][ T5189] __btrfs_end_transaction+0x13c/0x608 [ 61.461464][ T5189] btrfs_end_transaction+0x24/0x34 [ 61.462237][ T5189] btrfs_inc_block_group_ro+0x4ec/0x558 [ 61.462998][ T5189] btrfs_relocate_block_group+0x2b8/0x8a4 [ 61.463815][ T5189] btrfs_relocate_chunk+0xb8/0x280 [ 61.464524][ T5189] __btrfs_balance+0x1170/0x1ba4 [ 61.465205][ T5189] btrfs_balance+0xac4/0x1138 [ 61.465859][ T5189] btrfs_ioctl_balance+0x4cc/0x658 [ 61.466567][ T5189] btrfs_ioctl+0x8d0/0xb38 [ 61.467159][ T5189] __arm64_sys_ioctl+0x14c/0x1c8 [ 61.467816][ T5189] invoke_syscall+0x98/0x2b8 [ 61.468432][ T5189] el0_svc_common+0x138/0x258 [ 61.469085][ T5189] do_el0_svc+0x58/0x14c [ 61.469659][ T5189] el0_svc+0x78/0x1e0 [ 61.470203][ T5189] el0t_64_sync_handler+0xcc/0xe4 [ 61.470921][ T5189] el0t_64_sync+0x1a0/0x1a4 [ 61.471532][ T5189] irq event stamp: 81234 [ 61.472122][ T5189] hardirqs last enabled at (81233): [] __up_console_sem+0xb4/0x100 [ 61.473449][ T5189] hardirqs last disabled at (81234): [] el1_dbg+0x24/0x80 [ 61.474606][ T5189] softirqs last enabled at (81054): [] local_bh_enable+0x10/0x34 [ 61.475892][ T5189] softirqs last disabled at (81052): [] local_bh_disable+0x10/0x34 [ 61.477226][ T5189] ---[ end trace 2b07a9cd11a832b0 ]--- [ 61.479205][ T5189] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 61.480981][ T5189] BTRFS info (device loop0): forced readonly [ 61.481961][ T5189] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 61.484257][ T5189] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 61.486122][ T5189] BTRFS info (device loop0): balance: ended with status: -30 [ 61.633805][ T5211] loop0: detected capacity change from 0 to 32768 [ 61.641811][ T5211] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5211) [ 61.645870][ T5211] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 61.647921][ T5211] BTRFS info (device loop0): using free space tree [ 61.649049][ T5211] BTRFS info (device loop0): has skinny extents [ 61.665227][ T5211] BTRFS info (device loop0): enabling ssd optimizations [ 61.669856][ T5211] BTRFS info (device loop0): balance: start -s [ 61.671096][ T5211] ------------[ cut here ]------------ [ 61.672094][ T5211] WARNING: CPU: 1 PID: 5211 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.673754][ T5211] Modules linked in: [ 61.674364][ T5211] CPU: 1 PID: 5211 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 61.675725][ T5211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 61.677261][ T5211] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 61.678400][ T5211] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.679440][ T5211] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.680447][ T5211] sp : ffff800021347540 [ 61.681095][ T5211] x29: ffff800021347710 x28: ffff0000d8986858 x27: ffff0000de628270 [ 61.682397][ T5211] x26: ffff0000de628268 x25: ffff0000d8986850 x24: dfff800000000000 [ 61.683626][ T5211] x23: ffff0000d89869b0 x22: 1fffe0001b130d0b x21: 1fffe0001b130d0a [ 61.684977][ T5211] x20: 00000000ffffffe4 x19: ffff0000d1a7d9d0 x18: 0000000000000001 [ 61.686195][ T5211] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 61.687399][ T5211] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 61.688553][ T5211] x11: 0000000000000000 x10: 0000000000000000 x9 : 2b960a6da075aa00 [ 61.689868][ T5211] x8 : 2b960a6da075aa00 x7 : 0000000000000001 x6 : 0000000000000001 [ 61.691037][ T5211] x5 : ffff800021346e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 61.692264][ T5211] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 61.693402][ T5211] Call trace: [ 61.693868][ T5211] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.694836][ T5211] __btrfs_end_transaction+0x13c/0x608 [ 61.695649][ T5211] btrfs_end_transaction+0x24/0x34 [ 61.696421][ T5211] btrfs_inc_block_group_ro+0x4ec/0x558 [ 61.697306][ T5211] btrfs_relocate_block_group+0x2b8/0x8a4 [ 61.698207][ T5211] btrfs_relocate_chunk+0xb8/0x280 [ 61.698941][ T5211] __btrfs_balance+0x1170/0x1ba4 [ 61.699691][ T5211] btrfs_balance+0xac4/0x1138 [ 61.700373][ T5211] btrfs_ioctl_balance+0x4cc/0x658 [ 61.701183][ T5211] btrfs_ioctl+0x8d0/0xb38 [ 61.701806][ T5211] __arm64_sys_ioctl+0x14c/0x1c8 [ 61.702474][ T5211] invoke_syscall+0x98/0x2b8 [ 61.703228][ T5211] el0_svc_common+0x138/0x258 [ 61.703869][ T5211] do_el0_svc+0x58/0x14c [ 61.704477][ T5211] el0_svc+0x78/0x1e0 [ 61.705057][ T5211] el0t_64_sync_handler+0xcc/0xe4 [ 61.705762][ T5211] el0t_64_sync+0x1a0/0x1a4 [ 61.706433][ T5211] irq event stamp: 81060 [ 61.707091][ T5211] hardirqs last enabled at (81059): [] __up_console_sem+0xb4/0x100 [ 61.708520][ T5211] hardirqs last disabled at (81060): [] el1_dbg+0x24/0x80 [ 61.709869][ T5211] softirqs last enabled at (80892): [] local_bh_enable+0x10/0x34 [ 61.711241][ T5211] softirqs last disabled at (80890): [] local_bh_disable+0x10/0x34 [ 61.712671][ T5211] ---[ end trace 2b07a9cd11a832b1 ]--- [ 61.715479][ T5211] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 61.717305][ T5211] BTRFS info (device loop0): forced readonly [ 61.718252][ T5211] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 61.720040][ T5211] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 61.721853][ T5211] BTRFS info (device loop0): balance: ended with status: -30 [ 61.860400][ T5233] loop0: detected capacity change from 0 to 32768 [ 61.868955][ T5233] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5233) [ 61.874496][ T5233] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 61.875990][ T5233] BTRFS info (device loop0): using free space tree [ 61.877064][ T5233] BTRFS info (device loop0): has skinny extents [ 61.885081][ T5233] BTRFS info (device loop0): enabling ssd optimizations [ 61.889642][ T5233] BTRFS info (device loop0): balance: start -s [ 61.890990][ T5233] ------------[ cut here ]------------ [ 61.891898][ T5233] WARNING: CPU: 0 PID: 5233 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.893467][ T5233] Modules linked in: [ 61.894052][ T5233] CPU: 0 PID: 5233 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 61.895410][ T5233] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 61.897077][ T5233] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 61.898232][ T5233] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.899314][ T5233] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.900274][ T5233] sp : ffff800021427540 [ 61.900879][ T5233] x29: ffff800021427710 x28: ffff0000d9901858 x27: ffff0000dd2e7480 [ 61.902096][ T5233] x26: ffff0000dd2e7478 x25: ffff0000d9901850 x24: dfff800000000000 [ 61.903409][ T5233] x23: ffff0000d99019b0 x22: 1fffe0001b32030b x21: 1fffe0001b32030a [ 61.904605][ T5233] x20: 00000000ffffffe4 x19: ffff0000d925d9d0 x18: 0000000000000001 [ 61.905794][ T5233] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 61.907104][ T5233] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 61.908298][ T5233] x11: 0000000000000000 x10: 0000000000000000 x9 : e285448d1316fa00 [ 61.909478][ T5233] x8 : e285448d1316fa00 x7 : 0000000000000001 x6 : 0000000000000001 [ 61.910711][ T5233] x5 : ffff800021426e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 61.911852][ T5233] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 61.912968][ T5233] Call trace: [ 61.913453][ T5233] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 61.914382][ T5233] __btrfs_end_transaction+0x13c/0x608 [ 61.915232][ T5233] btrfs_end_transaction+0x24/0x34 [ 61.915950][ T5233] btrfs_inc_block_group_ro+0x4ec/0x558 [ 61.916764][ T5233] btrfs_relocate_block_group+0x2b8/0x8a4 [ 61.917596][ T5233] btrfs_relocate_chunk+0xb8/0x280 [ 61.918329][ T5233] __btrfs_balance+0x1170/0x1ba4 [ 61.918994][ T5233] btrfs_balance+0xac4/0x1138 [ 61.919729][ T5233] btrfs_ioctl_balance+0x4cc/0x658 [ 61.920471][ T5233] btrfs_ioctl+0x8d0/0xb38 [ 61.921098][ T5233] __arm64_sys_ioctl+0x14c/0x1c8 [ 61.921767][ T5233] invoke_syscall+0x98/0x2b8 [ 61.922317][ T5233] el0_svc_common+0x138/0x258 [ 61.923010][ T5233] do_el0_svc+0x58/0x14c [ 61.923741][ T5233] el0_svc+0x78/0x1e0 [ 61.924324][ T5233] el0t_64_sync_handler+0xcc/0xe4 [ 61.925093][ T5233] el0t_64_sync+0x1a0/0x1a4 [ 61.925822][ T5233] irq event stamp: 81218 [ 61.926418][ T5233] hardirqs last enabled at (81217): [] __up_console_sem+0xb4/0x100 [ 61.927732][ T5233] hardirqs last disabled at (81218): [] el1_dbg+0x24/0x80 [ 61.928982][ T5233] softirqs last enabled at (81040): [] local_bh_enable+0x10/0x34 [ 61.930298][ T5233] softirqs last disabled at (81038): [] local_bh_disable+0x10/0x34 [ 61.931640][ T5233] ---[ end trace 2b07a9cd11a832b2 ]--- [ 61.933518][ T5233] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 61.935118][ T5233] BTRFS info (device loop0): forced readonly [ 61.936094][ T5233] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 61.937593][ T5233] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 61.939339][ T5233] BTRFS info (device loop0): balance: ended with status: -30 [ 62.113151][ T5255] loop0: detected capacity change from 0 to 32768 [ 62.118836][ T5255] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5255) [ 62.121930][ T5255] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 62.124204][ T5255] BTRFS info (device loop0): using free space tree [ 62.125203][ T5255] BTRFS info (device loop0): has skinny extents [ 62.132274][ T5255] BTRFS info (device loop0): enabling ssd optimizations [ 62.137272][ T5255] BTRFS info (device loop0): balance: start -s [ 62.138606][ T5255] ------------[ cut here ]------------ [ 62.139622][ T5255] WARNING: CPU: 0 PID: 5255 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.141269][ T5255] Modules linked in: [ 62.141814][ T5255] CPU: 0 PID: 5255 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 62.143089][ T5255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 62.144508][ T5255] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 62.145647][ T5255] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.146623][ T5255] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.147597][ T5255] sp : ffff800021427540 [ 62.148177][ T5255] x29: ffff800021427710 x28: ffff0000da6c6058 x27: ffff0000dd2e7a00 [ 62.149418][ T5255] x26: ffff0000dd2e79f8 x25: ffff0000da6c6050 x24: dfff800000000000 [ 62.150627][ T5255] x23: ffff0000da6c61b0 x22: 1fffe0001b4d8c0b x21: 1fffe0001b4d8c0a [ 62.151873][ T5255] x20: 00000000ffffffe4 x19: ffff0000d925d9d0 x18: 0000000000000001 [ 62.153096][ T5255] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 62.154391][ T5255] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 62.155570][ T5255] x11: 0000000000000000 x10: 0000000000000000 x9 : 7f2861cd97ed5d00 [ 62.156736][ T5255] x8 : 7f2861cd97ed5d00 x7 : 0000000000000001 x6 : 0000000000000001 [ 62.157924][ T5255] x5 : ffff800021426e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 62.159095][ T5255] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 62.160305][ T5255] Call trace: [ 62.160808][ T5255] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.161693][ T5255] __btrfs_end_transaction+0x13c/0x608 [ 62.162444][ T5255] btrfs_end_transaction+0x24/0x34 [ 62.163197][ T5255] btrfs_inc_block_group_ro+0x4ec/0x558 [ 62.164032][ T5255] btrfs_relocate_block_group+0x2b8/0x8a4 [ 62.164897][ T5255] btrfs_relocate_chunk+0xb8/0x280 [ 62.165679][ T5255] __btrfs_balance+0x1170/0x1ba4 [ 62.166407][ T5255] btrfs_balance+0xac4/0x1138 [ 62.167088][ T5255] btrfs_ioctl_balance+0x4cc/0x658 [ 62.167814][ T5255] btrfs_ioctl+0x8d0/0xb38 [ 62.168450][ T5255] __arm64_sys_ioctl+0x14c/0x1c8 [ 62.169230][ T5255] invoke_syscall+0x98/0x2b8 [ 62.169938][ T5255] el0_svc_common+0x138/0x258 [ 62.170645][ T5255] do_el0_svc+0x58/0x14c [ 62.171278][ T5255] el0_svc+0x78/0x1e0 [ 62.171912][ T5255] el0t_64_sync_handler+0xcc/0xe4 [ 62.172717][ T5255] el0t_64_sync+0x1a0/0x1a4 [ 62.173361][ T5255] irq event stamp: 80134 [ 62.173996][ T5255] hardirqs last enabled at (80133): [] __up_console_sem+0xb4/0x100 [ 62.175321][ T5255] hardirqs last disabled at (80134): [] el1_dbg+0x24/0x80 [ 62.176544][ T5255] softirqs last enabled at (79966): [] local_bh_enable+0x10/0x34 [ 62.177956][ T5255] softirqs last disabled at (79964): [] local_bh_disable+0x10/0x34 [ 62.179334][ T5255] ---[ end trace 2b07a9cd11a832b3 ]--- [ 62.181297][ T5255] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 62.183013][ T5255] BTRFS info (device loop0): forced readonly [ 62.184227][ T5255] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 62.186126][ T5255] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 62.187924][ T5255] BTRFS info (device loop0): balance: ended with status: -30 [ 62.388371][ T5276] loop0: detected capacity change from 0 to 32768 [ 62.430306][ T5276] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5276) [ 62.434159][ T5276] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 62.436244][ T5276] BTRFS info (device loop0): using free space tree [ 62.437333][ T5276] BTRFS info (device loop0): has skinny extents [ 62.445636][ T5276] BTRFS info (device loop0): enabling ssd optimizations [ 62.451233][ T5276] BTRFS info (device loop0): balance: start -s [ 62.452736][ T5276] ------------[ cut here ]------------ [ 62.454594][ T5276] WARNING: CPU: 0 PID: 5276 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.456176][ T5276] Modules linked in: [ 62.456781][ T5276] CPU: 0 PID: 5276 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 62.458034][ T5276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 62.459522][ T5276] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 62.460675][ T5276] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.461745][ T5276] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.462757][ T5276] sp : ffff800021427540 [ 62.463373][ T5276] x29: ffff800021427710 x28: ffff0000da3dc058 x27: ffff0000dd2e7b60 [ 62.464537][ T5276] x26: ffff0000dd2e7b58 x25: ffff0000da3dc050 x24: dfff800000000000 [ 62.465758][ T5276] x23: ffff0000da3dc1b0 x22: 1fffe0001b47b80b x21: 1fffe0001b47b80a [ 62.467026][ T5276] x20: 00000000ffffffe4 x19: ffff0000d925d9d0 x18: 0000000000000001 [ 62.468245][ T5276] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 62.469449][ T5276] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 62.470630][ T5276] x11: 0000000000000000 x10: 0000000000000000 x9 : 54794ffba62d2a00 [ 62.471811][ T5276] x8 : 54794ffba62d2a00 x7 : 0000000000000001 x6 : 0000000000000001 [ 62.473069][ T5276] x5 : ffff800021426e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 62.474270][ T5276] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 62.475402][ T5276] Call trace: [ 62.475923][ T5276] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.476856][ T5276] __btrfs_end_transaction+0x13c/0x608 [ 62.477694][ T5276] btrfs_end_transaction+0x24/0x34 [ 62.478466][ T5276] btrfs_inc_block_group_ro+0x4ec/0x558 [ 62.479273][ T5276] btrfs_relocate_block_group+0x2b8/0x8a4 [ 62.480104][ T5276] btrfs_relocate_chunk+0xb8/0x280 [ 62.480838][ T5276] __btrfs_balance+0x1170/0x1ba4 [ 62.481584][ T5276] btrfs_balance+0xac4/0x1138 [ 62.482244][ T5276] btrfs_ioctl_balance+0x4cc/0x658 [ 62.482956][ T5276] btrfs_ioctl+0x8d0/0xb38 [ 62.483628][ T5276] __arm64_sys_ioctl+0x14c/0x1c8 [ 62.484416][ T5276] invoke_syscall+0x98/0x2b8 [ 62.485032][ T5276] el0_svc_common+0x138/0x258 [ 62.485704][ T5276] do_el0_svc+0x58/0x14c [ 62.486349][ T5276] el0_svc+0x78/0x1e0 [ 62.486936][ T5276] el0t_64_sync_handler+0xcc/0xe4 [ 62.487677][ T5276] el0t_64_sync+0x1a0/0x1a4 [ 62.488324][ T5276] irq event stamp: 81398 [ 62.488928][ T5276] hardirqs last enabled at (81397): [] __up_console_sem+0xb4/0x100 [ 62.490309][ T5276] hardirqs last disabled at (81398): [] el1_dbg+0x24/0x80 [ 62.491483][ T5276] softirqs last enabled at (81386): [] handle_softirqs+0xa4c/0xbf0 [ 62.492749][ T5276] softirqs last disabled at (81373): [] __irq_exit_rcu+0x240/0x440 [ 62.494052][ T5276] ---[ end trace 2b07a9cd11a832b4 ]--- [ 62.496959][ T5276] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 62.498645][ T5276] BTRFS info (device loop0): forced readonly [ 62.499554][ T5276] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 62.501316][ T5276] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 62.502994][ T5276] BTRFS info (device loop0): balance: ended with status: -30 [ 62.654948][ T5298] loop0: detected capacity change from 0 to 32768 [ 62.714151][ T5298] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5298) [ 62.765585][ T5298] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 62.767004][ T5298] BTRFS info (device loop0): using free space tree [ 62.768025][ T5298] BTRFS info (device loop0): has skinny extents [ 62.789013][ T5298] BTRFS info (device loop0): enabling ssd optimizations [ 62.795820][ T5298] BTRFS info (device loop0): balance: start -s [ 62.797392][ T5298] ------------[ cut here ]------------ [ 62.798468][ T5298] WARNING: CPU: 1 PID: 5298 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.800181][ T5298] Modules linked in: [ 62.800745][ T5298] CPU: 1 PID: 5298 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 62.802183][ T5298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 62.803710][ T5298] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 62.804948][ T5298] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.805961][ T5298] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.806992][ T5298] sp : ffff800021a97540 [ 62.807603][ T5298] x29: ffff800021a97710 x28: ffff0000da325058 x27: ffff0000de6288a0 [ 62.808806][ T5298] x26: ffff0000de628898 x25: ffff0000da325050 x24: dfff800000000000 [ 62.810069][ T5298] x23: ffff0000da3251b0 x22: 1fffe0001b464a0b x21: 1fffe0001b464a0a [ 62.811322][ T5298] x20: 00000000ffffffe4 x19: ffff0000c12dd9d0 x18: 0000000000000001 [ 62.812604][ T5298] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 62.813861][ T5298] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 62.815037][ T5298] x11: 0000000000000000 x10: 0000000000000000 x9 : 51a2f9ea8b803100 [ 62.816256][ T5298] x8 : 51a2f9ea8b803100 x7 : 0000000000000001 x6 : 0000000000000001 [ 62.817460][ T5298] x5 : ffff800021a96e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 62.818705][ T5298] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 62.819889][ T5298] Call trace: [ 62.820376][ T5298] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 62.821349][ T5298] __btrfs_end_transaction+0x13c/0x608 [ 62.822172][ T5298] btrfs_end_transaction+0x24/0x34 [ 62.822922][ T5298] btrfs_inc_block_group_ro+0x4ec/0x558 [ 62.823708][ T5298] btrfs_relocate_block_group+0x2b8/0x8a4 [ 62.824471][ T5298] btrfs_relocate_chunk+0xb8/0x280 [ 62.825213][ T5298] __btrfs_balance+0x1170/0x1ba4 [ 62.825924][ T5298] btrfs_balance+0xac4/0x1138 [ 62.826583][ T5298] btrfs_ioctl_balance+0x4cc/0x658 [ 62.827308][ T5298] btrfs_ioctl+0x8d0/0xb38 [ 62.827943][ T5298] __arm64_sys_ioctl+0x14c/0x1c8 [ 62.828601][ T5298] invoke_syscall+0x98/0x2b8 [ 62.829269][ T5298] el0_svc_common+0x138/0x258 [ 62.829926][ T5298] do_el0_svc+0x58/0x14c [ 62.830529][ T5298] el0_svc+0x78/0x1e0 [ 62.831091][ T5298] el0t_64_sync_handler+0xcc/0xe4 [ 62.831821][ T5298] el0t_64_sync+0x1a0/0x1a4 [ 62.832445][ T5298] irq event stamp: 80964 [ 62.833031][ T5298] hardirqs last enabled at (80963): [] __up_console_sem+0xb4/0x100 [ 62.834285][ T5298] hardirqs last disabled at (80964): [] el1_dbg+0x24/0x80 [ 62.835488][ T5298] softirqs last enabled at (80782): [] local_bh_enable+0x10/0x34 [ 62.836837][ T5298] softirqs last disabled at (80780): [] local_bh_disable+0x10/0x34 [ 62.838227][ T5298] ---[ end trace 2b07a9cd11a832b5 ]--- [ 62.840907][ T5298] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 62.854418][ T5298] BTRFS info (device loop0): forced readonly [ 62.855602][ T5298] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 62.857278][ T5298] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 62.863719][ T5298] BTRFS info (device loop0): balance: ended with status: -30 1970/01/01 00:01:02 executed programs: 29 [ 63.006752][ T5320] loop0: detected capacity change from 0 to 32768 [ 63.015470][ T5320] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5320) [ 63.021214][ T5320] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 63.022701][ T5320] BTRFS info (device loop0): using free space tree [ 63.044760][ T5320] ------------[ cut here ]------------ [ 63.045774][ T5320] WARNING: CPU: 1 PID: 5320 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.047448][ T5320] Modules linked in: [ 63.048002][ T5320] CPU: 1 PID: 5320 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 63.049375][ T5320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 63.050815][ T5320] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 63.051979][ T5320] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.052919][ T5320] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.053918][ T5320] sp : ffff800021a97540 [ 63.054536][ T5320] x29: ffff800021a97710 x28: ffff0000d984d858 x27: ffff0000de6283d0 [ 63.055757][ T5320] x26: ffff0000de6283c8 x25: ffff0000d984d850 x24: dfff800000000000 [ 63.056908][ T5320] x23: ffff0000d984d9b0 x22: 1fffe0001b309b0b x21: 1fffe0001b309b0a [ 63.058254][ T5320] x20: 00000000ffffffe4 x19: ffff0000c12dd9d0 x18: 0000000000000001 [ 63.059585][ T5320] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 63.060728][ T5320] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 63.061935][ T5320] x11: 0000000000000000 x10: 0000000000000000 x9 : 276246c362d4a600 [ 63.063053][ T5320] x8 : 276246c362d4a600 x7 : 0000000000000001 x6 : 0000000000000001 [ 63.064207][ T5320] x5 : ffff800021a96e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 63.065605][ T5320] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 63.066932][ T5320] Call trace: [ 63.067459][ T5320] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.068502][ T5320] __btrfs_end_transaction+0x13c/0x608 [ 63.069420][ T5320] btrfs_end_transaction+0x24/0x34 [ 63.070245][ T5320] btrfs_inc_block_group_ro+0x4ec/0x558 [ 63.071148][ T5320] btrfs_relocate_block_group+0x2b8/0x8a4 [ 63.072076][ T5320] btrfs_relocate_chunk+0xb8/0x280 [ 63.072874][ T5320] __btrfs_balance+0x1170/0x1ba4 [ 63.073645][ T5320] btrfs_balance+0xac4/0x1138 [ 63.074344][ T5320] btrfs_ioctl_balance+0x4cc/0x658 [ 63.075112][ T5320] btrfs_ioctl+0x8d0/0xb38 [ 63.075769][ T5320] __arm64_sys_ioctl+0x14c/0x1c8 [ 63.076505][ T5320] invoke_syscall+0x98/0x2b8 [ 63.077192][ T5320] el0_svc_common+0x138/0x258 [ 63.077863][ T5320] do_el0_svc+0x58/0x14c [ 63.078555][ T5320] el0_svc+0x78/0x1e0 [ 63.079163][ T5320] el0t_64_sync_handler+0xcc/0xe4 [ 63.079936][ T5320] el0t_64_sync+0x1a0/0x1a4 [ 63.080566][ T5320] irq event stamp: 81680 [ 63.081150][ T5320] hardirqs last enabled at (81679): [] __up_console_sem+0xb4/0x100 [ 63.082530][ T5320] hardirqs last disabled at (81680): [] el1_dbg+0x24/0x80 [ 63.083763][ T5320] softirqs last enabled at (81510): [] local_bh_enable+0x10/0x34 [ 63.085101][ T5320] softirqs last disabled at (81508): [] local_bh_disable+0x10/0x34 [ 63.086458][ T5320] ---[ end trace 2b07a9cd11a832b6 ]--- [ 63.091235][ T5320] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 63.093095][ T5320] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 63.095721][ T5320] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 63.244772][ T5342] loop0: detected capacity change from 0 to 32768 [ 63.284797][ T5342] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5342) [ 63.327907][ T5342] ------------[ cut here ]------------ [ 63.328974][ T5342] WARNING: CPU: 1 PID: 5342 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.330655][ T5342] Modules linked in: [ 63.331253][ T5342] CPU: 1 PID: 5342 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 63.332559][ T5342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 63.334020][ T5342] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 63.335114][ T5342] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.336015][ T5342] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.336964][ T5342] sp : ffff800021bb7540 [ 63.337591][ T5342] x29: ffff800021bb7710 x28: ffff0000d74ed858 x27: ffff0000de628b60 [ 63.338735][ T5342] x26: ffff0000de628b58 x25: ffff0000d74ed850 x24: dfff800000000000 [ 63.339899][ T5342] x23: ffff0000d74ed9b0 x22: 1fffe0001ae9db0b x21: 1fffe0001ae9db0a [ 63.341107][ T5342] x20: 00000000ffffffe4 x19: ffff0000d66359d0 x18: 0000000000000001 [ 63.342202][ T5342] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 63.343358][ T5342] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 63.344568][ T5342] x11: 0000000000000000 x10: 0000000000000000 x9 : 8b3877e6f34b2700 [ 63.345742][ T5342] x8 : 8b3877e6f34b2700 x7 : 0000000000000001 x6 : 0000000000000001 [ 63.346977][ T5342] x5 : ffff800021bb6e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 63.348151][ T5342] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 63.349350][ T5342] Call trace: [ 63.349793][ T5342] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.350733][ T5342] __btrfs_end_transaction+0x13c/0x608 [ 63.351519][ T5342] btrfs_end_transaction+0x24/0x34 [ 63.352294][ T5342] btrfs_inc_block_group_ro+0x4ec/0x558 [ 63.353142][ T5342] btrfs_relocate_block_group+0x2b8/0x8a4 [ 63.353995][ T5342] btrfs_relocate_chunk+0xb8/0x280 [ 63.354746][ T5342] __btrfs_balance+0x1170/0x1ba4 [ 63.355416][ T5342] btrfs_balance+0xac4/0x1138 [ 63.356100][ T5342] btrfs_ioctl_balance+0x4cc/0x658 [ 63.356826][ T5342] btrfs_ioctl+0x8d0/0xb38 [ 63.357444][ T5342] __arm64_sys_ioctl+0x14c/0x1c8 [ 63.358161][ T5342] invoke_syscall+0x98/0x2b8 [ 63.358829][ T5342] el0_svc_common+0x138/0x258 [ 63.359537][ T5342] do_el0_svc+0x58/0x14c [ 63.360175][ T5342] el0_svc+0x78/0x1e0 [ 63.360760][ T5342] el0t_64_sync_handler+0xcc/0xe4 [ 63.361519][ T5342] el0t_64_sync+0x1a0/0x1a4 [ 63.362192][ T5342] irq event stamp: 80508 [ 63.362809][ T5342] hardirqs last enabled at (80507): [] __up_console_sem+0xb4/0x100 [ 63.364209][ T5342] hardirqs last disabled at (80508): [] el1_dbg+0x24/0x80 [ 63.365421][ T5342] softirqs last enabled at (80338): [] local_bh_enable+0x10/0x34 [ 63.366851][ T5342] softirqs last disabled at (80336): [] local_bh_disable+0x10/0x34 [ 63.368203][ T5342] ---[ end trace 2b07a9cd11a832b7 ]--- [ 63.371980][ T5342] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 63.373708][ T5342] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 63.375610][ T5342] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 63.526103][ T5364] loop0: detected capacity change from 0 to 32768 [ 63.535323][ T5364] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5364) [ 63.560195][ T5364] ------------[ cut here ]------------ [ 63.561383][ T5364] WARNING: CPU: 1 PID: 5364 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.563080][ T5364] Modules linked in: [ 63.563707][ T5364] CPU: 1 PID: 5364 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 63.565102][ T5364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 63.566731][ T5364] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 63.568001][ T5364] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.569052][ T5364] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.570204][ T5364] sp : ffff800021c97540 [ 63.570882][ T5364] x29: ffff800021c97710 x28: ffff0000d93a1058 x27: ffff0000de628a00 [ 63.572196][ T5364] x26: ffff0000de6289f8 x25: ffff0000d93a1050 x24: dfff800000000000 [ 63.573500][ T5364] x23: ffff0000d93a11b0 x22: 1fffe0001b27420b x21: 1fffe0001b27420a [ 63.574876][ T5364] x20: 00000000ffffffe4 x19: ffff0000d66359d0 x18: 0000000000000001 [ 63.576212][ T5364] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 63.577497][ T5364] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 63.578762][ T5364] x11: 0000000000000000 x10: 0000000000000000 x9 : 5a52d55575a9eb00 [ 63.580025][ T5364] x8 : 5a52d55575a9eb00 x7 : 0000000000000001 x6 : 0000000000000001 [ 63.581239][ T5364] x5 : ffff800021c96e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 63.582516][ T5364] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 63.583743][ T5364] Call trace: [ 63.584240][ T5364] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.585170][ T5364] __btrfs_end_transaction+0x13c/0x608 [ 63.586009][ T5364] btrfs_end_transaction+0x24/0x34 [ 63.586740][ T5364] btrfs_inc_block_group_ro+0x4ec/0x558 [ 63.587539][ T5364] btrfs_relocate_block_group+0x2b8/0x8a4 [ 63.588341][ T5364] btrfs_relocate_chunk+0xb8/0x280 [ 63.589050][ T5364] __btrfs_balance+0x1170/0x1ba4 [ 63.589737][ T5364] btrfs_balance+0xac4/0x1138 [ 63.590423][ T5364] btrfs_ioctl_balance+0x4cc/0x658 [ 63.591173][ T5364] btrfs_ioctl+0x8d0/0xb38 [ 63.591812][ T5364] __arm64_sys_ioctl+0x14c/0x1c8 [ 63.592497][ T5364] invoke_syscall+0x98/0x2b8 [ 63.593158][ T5364] el0_svc_common+0x138/0x258 [ 63.593854][ T5364] do_el0_svc+0x58/0x14c [ 63.594425][ T5364] el0_svc+0x78/0x1e0 [ 63.595065][ T5364] el0t_64_sync_handler+0xcc/0xe4 [ 63.595854][ T5364] el0t_64_sync+0x1a0/0x1a4 [ 63.596546][ T5364] irq event stamp: 81336 [ 63.597204][ T5364] hardirqs last enabled at (81335): [] __up_console_sem+0xb4/0x100 [ 63.598631][ T5364] hardirqs last disabled at (81336): [] el1_dbg+0x24/0x80 [ 63.599921][ T5364] softirqs last enabled at (81164): [] local_bh_enable+0x10/0x34 [ 63.601347][ T5364] softirqs last disabled at (81162): [] local_bh_disable+0x10/0x34 [ 63.602741][ T5364] ---[ end trace 2b07a9cd11a832b8 ]--- [ 63.605818][ T5364] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 63.607540][ T5364] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 63.609166][ T5364] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 63.759096][ T5386] loop0: detected capacity change from 0 to 32768 [ 63.844677][ T5386] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5386) [ 63.877900][ T5386] ------------[ cut here ]------------ [ 63.879055][ T5386] WARNING: CPU: 1 PID: 5386 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.880786][ T5386] Modules linked in: [ 63.881463][ T5386] CPU: 1 PID: 5386 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 63.882921][ T5386] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 63.884449][ T5386] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 63.885745][ T5386] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.886730][ T5386] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.887693][ T5386] sp : ffff800022037540 [ 63.888291][ T5386] x29: ffff800022037710 x28: ffff0000d8ab3858 x27: ffff0000de628740 [ 63.889488][ T5386] x26: ffff0000de628738 x25: ffff0000d8ab3850 x24: dfff800000000000 [ 63.890702][ T5386] x23: ffff0000d8ab39b0 x22: 1fffe0001b15670b x21: 1fffe0001b15670a [ 63.891921][ T5386] x20: 00000000ffffffe4 x19: ffff0000d66359d0 x18: 0000000000000001 [ 63.893078][ T5386] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 63.894279][ T5386] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 63.895422][ T5386] x11: 0000000000000000 x10: 0000000000000000 x9 : 9c49ec0c87da5300 [ 63.896689][ T5386] x8 : 9c49ec0c87da5300 x7 : 0000000000000001 x6 : 0000000000000001 [ 63.897926][ T5386] x5 : ffff800022036e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 63.899129][ T5386] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 63.900334][ T5386] Call trace: [ 63.900791][ T5386] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 63.901718][ T5386] __btrfs_end_transaction+0x13c/0x608 [ 63.902506][ T5386] btrfs_end_transaction+0x24/0x34 [ 63.903254][ T5386] btrfs_inc_block_group_ro+0x4ec/0x558 [ 63.904041][ T5386] btrfs_relocate_block_group+0x2b8/0x8a4 [ 63.904895][ T5386] btrfs_relocate_chunk+0xb8/0x280 [ 63.905611][ T5386] __btrfs_balance+0x1170/0x1ba4 [ 63.906345][ T5386] btrfs_balance+0xac4/0x1138 [ 63.907024][ T5386] btrfs_ioctl_balance+0x4cc/0x658 [ 63.907770][ T5386] btrfs_ioctl+0x8d0/0xb38 [ 63.908452][ T5386] __arm64_sys_ioctl+0x14c/0x1c8 [ 63.909230][ T5386] invoke_syscall+0x98/0x2b8 [ 63.909882][ T5386] el0_svc_common+0x138/0x258 [ 63.910579][ T5386] do_el0_svc+0x58/0x14c [ 63.911210][ T5386] el0_svc+0x78/0x1e0 [ 63.911815][ T5386] el0t_64_sync_handler+0xcc/0xe4 [ 63.912517][ T5386] el0t_64_sync+0x1a0/0x1a4 [ 63.913155][ T5386] irq event stamp: 81288 [ 63.913753][ T5386] hardirqs last enabled at (81287): [] __up_console_sem+0xb4/0x100 [ 63.915106][ T5386] hardirqs last disabled at (81288): [] el1_dbg+0x24/0x80 [ 63.916371][ T5386] softirqs last enabled at (81104): [] local_bh_enable+0x10/0x34 [ 63.917705][ T5386] softirqs last disabled at (81102): [] local_bh_disable+0x10/0x34 [ 63.919129][ T5386] ---[ end trace 2b07a9cd11a832b9 ]--- [ 63.921499][ T5386] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 63.923152][ T5386] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 63.925077][ T5386] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left [ 64.059985][ T5408] loop0: detected capacity change from 0 to 32768 [ 64.062736][ T5408] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5408) [ 64.088477][ T5408] ------------[ cut here ]------------ [ 64.089528][ T5408] WARNING: CPU: 0 PID: 5408 at fs/btrfs/block-group.c:2441 btrfs_create_pending_block_groups+0x9e8/0xca8 [ 64.091252][ T5408] Modules linked in: [ 64.091884][ T5408] CPU: 0 PID: 5408 Comm: syz-executor.0 Tainted: G W syzkaller #0 [ 64.093328][ T5408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 64.094939][ T5408] pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 64.096166][ T5408] pc : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 64.097175][ T5408] lr : btrfs_create_pending_block_groups+0x9e8/0xca8 [ 64.098225][ T5408] sp : ffff800022037540 [ 64.098869][ T5408] x29: ffff800022037710 x28: ffff0000c1941858 x27: ffff0000dd2e77f0 [ 64.100125][ T5408] x26: ffff0000dd2e77e8 x25: ffff0000c1941850 x24: dfff800000000000 [ 64.101401][ T5408] x23: ffff0000c19419b0 x22: 1fffe0001832830b x21: 1fffe0001832830a [ 64.102722][ T5408] x20: 00000000ffffffe4 x19: ffff0000d66359d0 x18: 0000000000000001 [ 64.104046][ T5408] x17: 0000000000000000 x16: ffff8000111ceed0 x15: 00000000ffffffff [ 64.105303][ T5408] x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100 [ 64.106545][ T5408] x11: 0000000000000000 x10: 0000000000000000 x9 : 1d14980d59288100 [ 64.107744][ T5408] x8 : 1d14980d59288100 x7 : 0000000000000001 x6 : 0000000000000001 [ 64.108926][ T5408] x5 : ffff800022036e38 x4 : ffff80001426f5a0 x3 : ffff8000085043fc [ 64.110178][ T5408] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 [ 64.111436][ T5408] Call trace: [ 64.111906][ T5408] btrfs_create_pending_block_groups+0x9e8/0xca8 [ 64.112873][ T5408] __btrfs_end_transaction+0x13c/0x608 [ 64.113647][ T5408] btrfs_end_transaction+0x24/0x34 [ 64.114421][ T5408] btrfs_inc_block_group_ro+0x4ec/0x558 [ 64.115250][ T5408] btrfs_relocate_block_group+0x2b8/0x8a4 [ 64.116119][ T5408] btrfs_relocate_chunk+0xb8/0x280 [ 64.116892][ T5408] __btrfs_balance+0x1170/0x1ba4 [ 64.117637][ T5408] btrfs_balance+0xac4/0x1138 [ 64.118313][ T5408] btrfs_ioctl_balance+0x4cc/0x658 [ 64.119033][ T5408] btrfs_ioctl+0x8d0/0xb38 [ 64.119656][ T5408] __arm64_sys_ioctl+0x14c/0x1c8 [ 64.120460][ T5408] invoke_syscall+0x98/0x2b8 [ 64.121158][ T5408] el0_svc_common+0x138/0x258 [ 64.121835][ T5408] do_el0_svc+0x58/0x14c [ 64.122435][ T5408] el0_svc+0x78/0x1e0 [ 64.122988][ T5408] el0t_64_sync_handler+0xcc/0xe4 [ 64.123735][ T5408] el0t_64_sync+0x1a0/0x1a4 [ 64.124419][ T5408] irq event stamp: 80360 [ 64.125035][ T5408] hardirqs last enabled at (80359): [] __up_console_sem+0xb4/0x100 [ 64.126513][ T5408] hardirqs last disabled at (80360): [] el1_dbg+0x24/0x80 [ 64.127779][ T5408] softirqs last enabled at (80208): [] local_bh_enable+0x10/0x34 [ 64.129255][ T5408] softirqs last disabled at (80206): [] local_bh_disable+0x10/0x34 [ 64.130843][ T5408] ---[ end trace 2b07a9cd11a832ba ]--- [ 64.133427][ T5408] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2441: errno=-28 No space left [ 64.135031][ T5408] BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2452: errno=-28 No space left [ 64.136747][ T5408] BTRFS: error (device loop0) in add_block_group_free_space:1315: errno=-28 No space left