[ 70.367320][ T154] device veth0_macvtap left promiscuous mode [ 70.373624][ T154] device veth1_vlan left promiscuous mode [ 70.379631][ T154] device veth0_vlan left promiscuous mode [ 70.532635][ T154] team0 (unregistering): Port device team_slave_1 removed [ 70.545957][ T154] team0 (unregistering): Port device team_slave_0 removed [ 70.559736][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 70.576981][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 70.634435][ T154] bond0 (unregistering): Released all slaves [ 71.374431][ T1421] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.381061][ T1421] ieee802154 phy1 wpan1: encryption failed: -22 Warning: Permanently added '10.128.10.11' (ED25519) to the list of known hosts. 2026/06/03 22:24:24 ignoring optional flag "type"="gce" 2026/06/03 22:24:24 parsed 1 programs 2026/06/03 22:24:25 executed programs: 0 [ 84.429320][ T4489] chnl_net:caif_netlink_parms(): no params data found [ 84.495177][ T4489] bridge0: port 1(bridge_slave_0) entered blocking state [ 84.503588][ T4489] bridge0: port 1(bridge_slave_0) entered disabled state [ 84.512152][ T4489] device bridge_slave_0 entered promiscuous mode [ 84.522359][ T4489] bridge0: port 2(bridge_slave_1) entered blocking state [ 84.529543][ T4489] bridge0: port 2(bridge_slave_1) entered disabled state [ 84.538895][ T4489] device bridge_slave_1 entered promiscuous mode [ 84.571325][ T4489] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 84.584263][ T4489] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 84.617950][ T4489] team0: Port device team_slave_0 added [ 84.626356][ T4489] team0: Port device team_slave_1 added [ 84.656075][ T4489] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 84.663166][ T4489] 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. [ 84.689726][ T4489] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 84.702645][ T4489] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 84.709641][ T4489] 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. [ 84.737380][ T4489] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 84.796980][ T4489] device hsr_slave_0 entered promiscuous mode [ 84.813098][ T4489] device hsr_slave_1 entered promiscuous mode [ 85.508006][ T4489] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 85.520163][ T4489] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 85.541454][ T4489] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 85.554247][ T4489] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 85.638342][ T4489] 8021q: adding VLAN 0 to HW filter on device bond0 [ 85.656904][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 85.665896][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 85.679962][ T4489] 8021q: adding VLAN 0 to HW filter on device team0 [ 85.694208][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 85.704094][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 85.715778][ T144] bridge0: port 1(bridge_slave_0) entered blocking state [ 85.722949][ T144] bridge0: port 1(bridge_slave_0) entered forwarding state [ 85.741767][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 85.750227][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 85.761276][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 85.769908][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 85.777088][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 85.791918][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 85.813376][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 85.824446][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 85.834845][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 85.857997][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 85.866419][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 85.876313][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 85.886959][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 85.897397][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 85.911323][ T4489] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 85.923411][ T4489] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 85.933210][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 85.942993][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 86.074463][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 86.082854][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 86.096541][ T4489] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 86.119328][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 86.131476][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 86.156641][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 86.167458][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 86.180189][ T4489] device veth0_vlan entered promiscuous mode [ 86.194476][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 86.204214][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 86.215536][ T4489] device veth1_vlan entered promiscuous mode [ 86.240283][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 86.248730][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 86.259691][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 86.268951][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 86.283607][ T4489] device veth0_macvtap entered promiscuous mode [ 86.295393][ T4489] device veth1_macvtap entered promiscuous mode [ 86.314574][ T4489] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 86.322616][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 86.332660][ T21] Bluetooth: hci0: command 0x0409 tx timeout [ 86.340190][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 86.348775][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 86.359383][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 86.374412][ T4489] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 86.385228][ T4489] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.394416][ T4489] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.403957][ T4489] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.413684][ T4489] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 86.424430][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 86.434705][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 86.733481][ T2051] cfg80211: failed to load regulatory.db [ 86.763711][ T4574] loop0: detected capacity change from 0 to 32768 [ 86.790216][ T4574] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4574) [ 86.866326][ T4574] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 86.892616][ T4574] BTRFS info (device loop0): force clearing of disk cache [ 86.899804][ T4574] BTRFS info (device loop0): setting nodatasum [ 86.922149][ T4574] BTRFS info (device loop0): enabling disk space caching [ 86.929384][ T4574] BTRFS info (device loop0): disk space caching is enabled [ 86.950437][ T4574] BTRFS info (device loop0): has skinny extents [ 87.120903][ T4574] BTRFS info (device loop0): enabling ssd optimizations [ 87.138448][ T4574] BTRFS info (device loop0): clearing free space tree [ 87.151362][ T4574] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 87.180495][ T4574] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 87.266465][ T4574] BTRFS info (device loop0): checking UUID tree [ 87.318791][ T4574] FAULT_INJECTION: forcing a failure. [ 87.318791][ T4574] name failslab, interval 1, probability 0, space 0, times 1 [ 87.371340][ T4574] CPU: 0 PID: 4574 Comm: syz-executor.0 Not tainted syzkaller #0 [ 87.379156][ T4574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 87.389287][ T4574] Call Trace: [ 87.392617][ T4574] [ 87.395608][ T4574] dump_stack_lvl+0x188/0x250 [ 87.400418][ T4574] ? show_regs_print_info+0x20/0x20 [ 87.405657][ T4574] ? load_image+0x400/0x400 [ 87.410224][ T4574] ? __might_sleep+0xf0/0xf0 [ 87.414883][ T4574] ? __lock_acquire+0x7d10/0x7d10 [ 87.419974][ T4574] should_fail+0x38c/0x4c0 [ 87.424442][ T4574] should_failslab+0x5/0x20 [ 87.429076][ T4574] slab_pre_alloc_hook+0x51/0xc0 [ 87.434066][ T4574] ? alloc_extent_state+0x22/0x2e0 [ 87.439433][ T4574] kmem_cache_alloc+0x3d/0x290 [ 87.444254][ T4574] alloc_extent_state+0x22/0x2e0 [ 87.449812][ T4574] set_extent_bit+0x1b6/0x1540 [ 87.454736][ T4574] ? rwsem_write_trylock+0x135/0x1c0 [ 87.460078][ T4574] ? clear_state_bit+0x560/0x560 [ 87.465156][ T4574] ? memcpy+0x3c/0x60 [ 87.469215][ T4574] btrfs_alloc_tree_block+0x950/0x1350 [ 87.474745][ T4574] ? alloc_reserved_file_extent+0x710/0x710 [ 87.480699][ T4574] ? read_extent_buffer+0x13c/0x2d0 [ 87.485942][ T4574] ? memcpy+0x3c/0x60 [ 87.489984][ T4574] btrfs_force_cow_block+0x45b/0x17d0 [ 87.495427][ T4574] ? btrfs_block_can_be_shared+0x2d0/0x2d0 [ 87.501294][ T4574] ? btrfs_qgroup_trace_subtree_after_cow+0x105/0x780 [ 87.508109][ T4574] btrfs_cow_block+0x3c8/0x7c0 [ 87.513115][ T4574] btrfs_search_slot+0xa4a/0x20a0 [ 87.518210][ T4574] btrfs_insert_item+0xf9/0x2e0 [ 87.523114][ T4574] ? btrfs_insert_empty_items+0x3d0/0x3d0 [ 87.528877][ T4574] ? up_write+0x1bb/0x420 [ 87.533254][ T4574] ? btrfs_insert_root+0x26/0x160 [ 87.538325][ T4574] create_subvol+0xb1c/0x1930 [ 87.543074][ T4574] ? create_snapshot+0x800/0x800 [ 87.548749][ T4574] ? down_read+0x1aa/0x2e0 [ 87.553222][ T4574] btrfs_mksubvol+0x67c/0x790 [ 87.557958][ T4574] __btrfs_ioctl_snap_create+0x1b0/0x570 [ 87.563660][ T4574] btrfs_ioctl_snap_create_v2+0x1bf/0x3e0 [ 87.569563][ T4574] btrfs_ioctl+0x66e/0xb10 [ 87.574029][ T4574] ? btrfs_ioctl_get_supported_features+0x40/0x40 [ 87.580653][ T4574] __se_sys_ioctl+0xfa/0x170 [ 87.585389][ T4574] do_syscall_64+0x4c/0xa0 [ 87.589864][ T4574] ? clear_bhb_loop+0x30/0x80 [ 87.594587][ T4574] ? clear_bhb_loop+0x30/0x80 [ 87.599317][ T4574] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 87.605280][ T4574] RIP: 0033:0x7f31d6caafb9 [ 87.609832][ T4574] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 87.629695][ T4574] RSP: 002b:00007f31d603c0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 87.638204][ T4574] RAX: ffffffffffffffda RBX: 00007f31d6de9f80 RCX: 00007f31d6caafb9 [ 87.646226][ T4574] RDX: 0000000020000300 RSI: 0000000050009418 RDI: 0000000000000004 [ 87.654374][ T4574] RBP: 00007f31d603c120 R08: 0000000000000000 R09: 0000000000000000 [ 87.662388][ T4574] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 87.670506][ T4574] R13: 000000000000000b R14: 00007f31d6de9f80 R15: 00007ffdbe0d4068 [ 87.678541][ T4574] [ 88.421078][ T4640] Bluetooth: hci0: command 0x041b tx timeout [ 88.462034][ T4646] loop0: detected capacity change from 0 to 32768 [ 88.475879][ T4646] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4646) [ 88.503339][ T4646] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 88.518004][ T4646] BTRFS info (device loop0): force clearing of disk cache [ 88.531149][ T4646] BTRFS info (device loop0): setting nodatasum [ 88.537380][ T4646] BTRFS info (device loop0): enabling disk space caching [ 88.545292][ T4646] BTRFS info (device loop0): disk space caching is enabled [ 88.552924][ T4646] BTRFS info (device loop0): has skinny extents [ 88.650812][ T4646] BTRFS info (device loop0): enabling ssd optimizations [ 88.671329][ T4646] BTRFS info (device loop0): clearing free space tree [ 88.678450][ T4646] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 88.700504][ T4646] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 88.728342][ T4646] BTRFS info (device loop0): checking UUID tree [ 88.741480][ T4646] FAULT_INJECTION: forcing a failure. [ 88.741480][ T4646] name failslab, interval 1, probability 0, space 0, times 0 [ 88.758011][ T4646] CPU: 1 PID: 4646 Comm: syz-executor.0 Not tainted syzkaller #0 [ 88.765798][ T4646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 88.775892][ T4646] Call Trace: [ 88.779345][ T4646] [ 88.782309][ T4646] dump_stack_lvl+0x188/0x250 [ 88.787041][ T4646] ? show_regs_print_info+0x20/0x20 [ 88.792281][ T4646] ? load_image+0x400/0x400 [ 88.796838][ T4646] ? __might_sleep+0xf0/0xf0 [ 88.801476][ T4646] ? __lock_acquire+0x7d10/0x7d10 [ 88.806666][ T4646] should_fail+0x38c/0x4c0 [ 88.811139][ T4646] should_failslab+0x5/0x20 [ 88.815707][ T4646] slab_pre_alloc_hook+0x51/0xc0 [ 88.820689][ T4646] ? btrfs_insert_item+0xc2/0x2e0 [ 88.825761][ T4646] kmem_cache_alloc+0x3d/0x290 [ 88.830569][ T4646] btrfs_insert_item+0xc2/0x2e0 [ 88.835473][ T4646] ? btrfs_insert_empty_items+0x3d0/0x3d0 [ 88.841279][ T4646] ? up_write+0x1bb/0x420 [ 88.845707][ T4646] ? btrfs_insert_root+0x26/0x160 [ 88.850782][ T4646] create_subvol+0xb1c/0x1930 [ 88.855522][ T4646] ? create_snapshot+0x800/0x800 [ 88.860633][ T4646] ? down_read+0x1aa/0x2e0 [ 88.865093][ T4646] btrfs_mksubvol+0x67c/0x790 [ 88.869820][ T4646] __btrfs_ioctl_snap_create+0x1b0/0x570 [ 88.875506][ T4646] btrfs_ioctl_snap_create_v2+0x1bf/0x3e0 [ 88.881366][ T4646] btrfs_ioctl+0x66e/0xb10 [ 88.885834][ T4646] ? btrfs_ioctl_get_supported_features+0x40/0x40 [ 88.892318][ T4646] __se_sys_ioctl+0xfa/0x170 [ 88.896955][ T4646] do_syscall_64+0x4c/0xa0 [ 88.901413][ T4646] ? clear_bhb_loop+0x30/0x80 [ 88.906219][ T4646] ? clear_bhb_loop+0x30/0x80 [ 88.910947][ T4646] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 88.916880][ T4646] RIP: 0033:0x7f31d6caafb9 [ 88.921345][ T4646] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 88.940988][ T4646] RSP: 002b:00007f31d603c0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 88.949444][ T4646] RAX: ffffffffffffffda RBX: 00007f31d6de9f80 RCX: 00007f31d6caafb9 [ 88.957536][ T4646] RDX: 0000000020000300 RSI: 0000000050009418 RDI: 0000000000000004 [ 88.965915][ T4646] RBP: 00007f31d603c120 R08: 0000000000000000 R09: 0000000000000000 [ 88.974018][ T4646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 88.982231][ T4646] R13: 000000000000000b R14: 00007f31d6de9f80 R15: 00007ffdbe0d4068 [ 88.990266][ T4646] [ 89.531853][ T4697] loop0: detected capacity change from 0 to 32768 [ 89.544275][ T4697] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4697) [ 89.570841][ T4697] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 89.580261][ T4697] BTRFS info (device loop0): force clearing of disk cache [ 89.589949][ T4697] BTRFS info (device loop0): setting nodatasum [ 89.596743][ T4697] BTRFS info (device loop0): enabling disk space caching [ 89.604381][ T4697] BTRFS info (device loop0): disk space caching is enabled [ 89.612395][ T4697] BTRFS info (device loop0): has skinny extents [ 89.710481][ T4697] BTRFS info (device loop0): enabling ssd optimizations [ 89.728142][ T4697] BTRFS info (device loop0): clearing free space tree [ 89.735613][ T4697] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 89.747816][ T4697] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 89.766623][ T4697] BTRFS info (device loop0): checking UUID tree [ 89.795860][ T4697] FAULT_INJECTION: forcing a failure. [ 89.795860][ T4697] name failslab, interval 1, probability 0, space 0, times 0 [ 89.810436][ T4697] CPU: 1 PID: 4697 Comm: syz-executor.0 Not tainted syzkaller #0 [ 89.818213][ T4697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 89.828310][ T4697] Call Trace: [ 89.831629][ T4697] [ 89.834595][ T4697] dump_stack_lvl+0x188/0x250 [ 89.839317][ T4697] ? show_regs_print_info+0x20/0x20 [ 89.844560][ T4697] ? load_image+0x400/0x400 [ 89.849197][ T4697] ? __might_sleep+0xf0/0xf0 [ 89.853833][ T4697] ? __lock_acquire+0x7d10/0x7d10 [ 89.858912][ T4697] should_fail+0x38c/0x4c0 [ 89.863382][ T4697] should_failslab+0x5/0x20 [ 89.867918][ T4697] slab_pre_alloc_hook+0x51/0xc0 [ 89.872916][ T4697] ? alloc_extent_state+0x22/0x2e0 [ 89.878066][ T4697] kmem_cache_alloc+0x3d/0x290 [ 89.882962][ T4697] alloc_extent_state+0x22/0x2e0 [ 89.887953][ T4697] set_extent_bit+0x1b6/0x1540 [ 89.892768][ T4697] ? rwsem_write_trylock+0x135/0x1c0 [ 89.898110][ T4697] ? clear_state_bit+0x560/0x560 [ 89.903092][ T4697] ? memcpy+0x3c/0x60 [ 89.907121][ T4697] btrfs_alloc_tree_block+0x950/0x1350 [ 89.912662][ T4697] ? alloc_reserved_file_extent+0x710/0x710 [ 89.918596][ T4697] ? __kernel_text_address+0x9a/0x100 [ 89.924108][ T4697] ? read_extent_buffer+0x13c/0x2d0 [ 89.929380][ T4697] ? memcpy+0x3c/0x60 [ 89.933412][ T4697] btrfs_force_cow_block+0x45b/0x17d0 [ 89.938867][ T4697] ? btrfs_block_can_be_shared+0x2d0/0x2d0 [ 89.944732][ T4697] ? btrfs_qgroup_trace_subtree_after_cow+0x105/0x780 [ 89.951582][ T4697] btrfs_cow_block+0x3c8/0x7c0 [ 89.956406][ T4697] btrfs_search_slot+0xa4a/0x20a0 [ 89.961513][ T4697] btrfs_insert_item+0xf9/0x2e0 [ 89.966449][ T4697] ? btrfs_insert_empty_items+0x3d0/0x3d0 [ 89.972219][ T4697] ? up_write+0x1bb/0x420 [ 89.976591][ T4697] ? btrfs_insert_root+0x26/0x160 [ 89.981663][ T4697] create_subvol+0xb1c/0x1930 [ 89.986400][ T4697] ? create_snapshot+0x800/0x800 [ 89.991419][ T4697] ? down_read+0x1aa/0x2e0 [ 89.995968][ T4697] btrfs_mksubvol+0x67c/0x790 [ 90.000819][ T4697] __btrfs_ioctl_snap_create+0x1b0/0x570 [ 90.006541][ T4697] btrfs_ioctl_snap_create_v2+0x1bf/0x3e0 [ 90.012322][ T4697] btrfs_ioctl+0x66e/0xb10 [ 90.016782][ T4697] ? btrfs_ioctl_get_supported_features+0x40/0x40 [ 90.023250][ T4697] __se_sys_ioctl+0xfa/0x170 [ 90.027891][ T4697] do_syscall_64+0x4c/0xa0 [ 90.032344][ T4697] ? clear_bhb_loop+0x30/0x80 [ 90.037060][ T4697] ? clear_bhb_loop+0x30/0x80 [ 90.042002][ T4697] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 90.047930][ T4697] RIP: 0033:0x7f31d6caafb9 [ 90.052381][ T4697] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 90.072022][ T4697] RSP: 002b:00007f31d603c0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 90.080482][ T4697] RAX: ffffffffffffffda RBX: 00007f31d6de9f80 RCX: 00007f31d6caafb9 [ 90.088493][ T4697] RDX: 0000000020000300 RSI: 0000000050009418 RDI: 0000000000000004 [ 90.096676][ T4697] RBP: 00007f31d603c120 R08: 0000000000000000 R09: 0000000000000000 [ 90.104687][ T4697] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 2026/06/03 22:24:30 executed programs: 3 [ 90.112691][ T4697] R13: 000000000000000b R14: 00007f31d6de9f80 R15: 00007ffdbe0d4068 [ 90.120746][ T4697] [ 90.490423][ T4641] Bluetooth: hci0: command 0x040f tx timeout [ 90.697982][ T4757] loop0: detected capacity change from 0 to 32768 [ 90.712821][ T4757] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4757) [ 90.735089][ T4757] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 90.746804][ T4757] BTRFS info (device loop0): force clearing of disk cache [ 90.754662][ T4757] BTRFS info (device loop0): setting nodatasum [ 90.761793][ T4757] BTRFS info (device loop0): enabling disk space caching [ 90.769526][ T4757] BTRFS info (device loop0): disk space caching is enabled [ 90.777938][ T4757] BTRFS info (device loop0): has skinny extents [ 90.859543][ T4757] BTRFS info (device loop0): enabling ssd optimizations [ 90.882774][ T4757] BTRFS info (device loop0): clearing free space tree [ 90.900546][ T4757] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 90.910710][ T4757] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 90.932785][ T4757] BTRFS info (device loop0): checking UUID tree [ 90.955355][ T4757] FAULT_INJECTION: forcing a failure. [ 90.955355][ T4757] name failslab, interval 1, probability 0, space 0, times 0 [ 90.990412][ T4757] CPU: 0 PID: 4757 Comm: syz-executor.0 Not tainted syzkaller #0 [ 90.998295][ T4757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 91.008486][ T4757] Call Trace: [ 91.011800][ T4757] [ 91.014760][ T4757] dump_stack_lvl+0x188/0x250 [ 91.019571][ T4757] ? show_regs_print_info+0x20/0x20 [ 91.024808][ T4757] ? load_image+0x400/0x400 [ 91.029364][ T4757] ? __might_sleep+0xf0/0xf0 [ 91.034115][ T4757] ? __lock_acquire+0x7d10/0x7d10 [ 91.039202][ T4757] should_fail+0x38c/0x4c0 [ 91.043667][ T4757] should_failslab+0x5/0x20 [ 91.048206][ T4757] slab_pre_alloc_hook+0x51/0xc0 [ 91.053189][ T4757] ? alloc_extent_state+0x22/0x2e0 [ 91.058339][ T4757] kmem_cache_alloc+0x3d/0x290 [ 91.063163][ T4757] alloc_extent_state+0x22/0x2e0 [ 91.068183][ T4757] set_extent_bit+0x1b6/0x1540 [ 91.073016][ T4757] ? rwsem_write_trylock+0x135/0x1c0 [ 91.078353][ T4757] ? clear_state_bit+0x560/0x560 [ 91.083338][ T4757] ? memcpy+0x3c/0x60 [ 91.087368][ T4757] btrfs_alloc_tree_block+0x950/0x1350 [ 91.092935][ T4757] ? alloc_reserved_file_extent+0x710/0x710 [ 91.098881][ T4757] ? __kernel_text_address+0x9a/0x100 [ 91.104326][ T4757] ? read_extent_buffer+0x13c/0x2d0 [ 91.109588][ T4757] ? memcpy+0x3c/0x60 [ 91.113619][ T4757] btrfs_force_cow_block+0x45b/0x17d0 [ 91.119064][ T4757] ? btrfs_block_can_be_shared+0x2d0/0x2d0 [ 91.124922][ T4757] ? btrfs_qgroup_trace_subtree_after_cow+0x105/0x780 [ 91.131733][ T4757] btrfs_cow_block+0x3c8/0x7c0 [ 91.136596][ T4757] btrfs_search_slot+0xa4a/0x20a0 [ 91.141690][ T4757] btrfs_insert_item+0xf9/0x2e0 [ 91.146586][ T4757] ? btrfs_insert_empty_items+0x3d0/0x3d0 [ 91.152358][ T4757] ? up_write+0x1bb/0x420 [ 91.156733][ T4757] ? btrfs_insert_root+0x26/0x160 [ 91.161801][ T4757] create_subvol+0xb1c/0x1930 [ 91.166572][ T4757] ? create_snapshot+0x800/0x800 [ 91.171583][ T4757] ? down_read+0x1aa/0x2e0 [ 91.176046][ T4757] btrfs_mksubvol+0x67c/0x790 [ 91.180782][ T4757] __btrfs_ioctl_snap_create+0x1b0/0x570 [ 91.186501][ T4757] btrfs_ioctl_snap_create_v2+0x1bf/0x3e0 [ 91.192276][ T4757] btrfs_ioctl+0x66e/0xb10 [ 91.196913][ T4757] ? btrfs_ioctl_get_supported_features+0x40/0x40 [ 91.203373][ T4757] __se_sys_ioctl+0xfa/0x170 [ 91.208011][ T4757] do_syscall_64+0x4c/0xa0 [ 91.212468][ T4757] ? clear_bhb_loop+0x30/0x80 [ 91.217181][ T4757] ? clear_bhb_loop+0x30/0x80 [ 91.221902][ T4757] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 91.227835][ T4757] RIP: 0033:0x7f31d6caafb9 [ 91.232289][ T4757] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 91.251929][ T4757] RSP: 002b:00007f31d603c0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 91.260498][ T4757] RAX: ffffffffffffffda RBX: 00007f31d6de9f80 RCX: 00007f31d6caafb9 [ 91.268520][ T4757] RDX: 0000000020000300 RSI: 0000000050009418 RDI: 0000000000000004 [ 91.276664][ T4757] RBP: 00007f31d603c120 R08: 0000000000000000 R09: 0000000000000000 [ 91.284763][ T4757] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 91.292773][ T4757] R13: 000000000000000b R14: 00007f31d6de9f80 R15: 00007ffdbe0d4068 [ 91.300808][ T4757] [ 91.804110][ T4807] loop0: detected capacity change from 0 to 32768 [ 91.823871][ T4807] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4807) [ 91.864117][ T4807] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 91.887154][ T4807] BTRFS info (device loop0): force clearing of disk cache [ 91.900415][ T4807] BTRFS info (device loop0): setting nodatasum [ 91.906649][ T4807] BTRFS info (device loop0): enabling disk space caching [ 91.930688][ T4807] BTRFS info (device loop0): disk space caching is enabled [ 91.937958][ T4807] BTRFS info (device loop0): has skinny extents [ 92.075370][ T4807] BTRFS info (device loop0): enabling ssd optimizations [ 92.084878][ T4807] BTRFS info (device loop0): clearing free space tree [ 92.092115][ T4807] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 92.103951][ T4807] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 92.119116][ T4807] BTRFS info (device loop0): checking UUID tree [ 92.143800][ T4807] FAULT_INJECTION: forcing a failure. [ 92.143800][ T4807] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 92.158275][ T4807] CPU: 1 PID: 4807 Comm: syz-executor.0 Not tainted syzkaller #0 [ 92.166061][ T4807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 92.176153][ T4807] Call Trace: [ 92.179467][ T4807] [ 92.182427][ T4807] dump_stack_lvl+0x188/0x250 [ 92.187146][ T4807] ? show_regs_print_info+0x20/0x20 [ 92.192383][ T4807] ? load_image+0x400/0x400 [ 92.197047][ T4807] should_fail+0x38c/0x4c0 [ 92.201520][ T4807] prepare_alloc_pages+0x1e4/0x5f0 [ 92.206682][ T4807] __alloc_pages+0x11b/0x480 [ 92.211328][ T4807] ? zone_statistics+0x170/0x170 [ 92.216320][ T4807] ? alloc_pages+0x438/0x550 [ 92.220962][ T4807] new_slab+0xc0/0x4b0 [ 92.225081][ T4807] ___slab_alloc+0x80a/0xdd0 [ 92.229710][ T4807] ? __alloc_extent_buffer+0x33/0x1e0 [ 92.235219][ T4807] ? __alloc_extent_buffer+0x33/0x1e0 [ 92.240637][ T4807] kmem_cache_alloc+0x195/0x290 [ 92.245538][ T4807] __alloc_extent_buffer+0x33/0x1e0 [ 92.250785][ T4807] alloc_extent_buffer+0x1d2/0x13e0 [ 92.256026][ T4807] ? block_group_cache_tree_search+0x31b/0x350 [ 92.262225][ T4807] ? btrfs_put_block_group+0xd6/0x280 [ 92.267640][ T4807] ? btrfs_reserve_extent+0x3be/0x530 [ 92.273143][ T4807] ? alloc_test_extent_buffer+0x10/0x10 [ 92.278740][ T4807] btrfs_alloc_tree_block+0x270/0x1350 [ 92.284260][ T4807] ? alloc_reserved_file_extent+0x710/0x710 [ 92.290201][ T4807] ? __kernel_text_address+0x9a/0x100 [ 92.295641][ T4807] ? read_extent_buffer+0x13c/0x2d0 [ 92.300884][ T4807] ? memcpy+0x3c/0x60 [ 92.304994][ T4807] btrfs_force_cow_block+0x45b/0x17d0 [ 92.310518][ T4807] ? btrfs_block_can_be_shared+0x2d0/0x2d0 [ 92.316465][ T4807] ? btrfs_qgroup_trace_subtree_after_cow+0x105/0x780 [ 92.323272][ T4807] btrfs_cow_block+0x3c8/0x7c0 [ 92.328184][ T4807] btrfs_search_slot+0xa4a/0x20a0 [ 92.333368][ T4807] btrfs_insert_item+0xf9/0x2e0 [ 92.338261][ T4807] ? btrfs_insert_empty_items+0x3d0/0x3d0 [ 92.344108][ T4807] ? up_write+0x1bb/0x420 [ 92.348562][ T4807] ? btrfs_insert_root+0x26/0x160 [ 92.353639][ T4807] create_subvol+0xb1c/0x1930 [ 92.358373][ T4807] ? create_snapshot+0x800/0x800 [ 92.363383][ T4807] ? down_read+0x1aa/0x2e0 [ 92.367842][ T4807] btrfs_mksubvol+0x67c/0x790 [ 92.372574][ T4807] __btrfs_ioctl_snap_create+0x1b0/0x570 [ 92.378261][ T4807] btrfs_ioctl_snap_create_v2+0x1bf/0x3e0 [ 92.384035][ T4807] btrfs_ioctl+0x66e/0xb10 [ 92.388510][ T4807] ? btrfs_ioctl_get_supported_features+0x40/0x40 [ 92.394974][ T4807] __se_sys_ioctl+0xfa/0x170 [ 92.399623][ T4807] do_syscall_64+0x4c/0xa0 [ 92.404261][ T4807] ? clear_bhb_loop+0x30/0x80 [ 92.408994][ T4807] ? clear_bhb_loop+0x30/0x80 [ 92.413718][ T4807] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 92.419651][ T4807] RIP: 0033:0x7f31d6caafb9 [ 92.424130][ T4807] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 92.443775][ T4807] RSP: 002b:00007f31d603c0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 92.452501][ T4807] RAX: ffffffffffffffda RBX: 00007f31d6de9f80 RCX: 00007f31d6caafb9 [ 92.460560][ T4807] RDX: 0000000020000300 RSI: 0000000050009418 RDI: 0000000000000004 [ 92.468576][ T4807] RBP: 00007f31d603c120 R08: 0000000000000000 R09: 0000000000000000 [ 92.476595][ T4807] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 92.484692][ T4807] R13: 000000000000000b R14: 00007f31d6de9f80 R15: 00007ffdbe0d4068 [ 92.492733][ T4807] [ 92.580693][ T4641] Bluetooth: hci0: command 0x0419 tx timeout [ 93.001488][ T4859] loop0: detected capacity change from 0 to 32768 [ 93.022119][ T4859] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4859) [ 93.047064][ T4859] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 93.057762][ T4859] BTRFS info (device loop0): force clearing of disk cache [ 93.067218][ T4859] BTRFS info (device loop0): setting nodatasum [ 93.077488][ T4859] BTRFS info (device loop0): enabling disk space caching [ 93.086798][ T4859] BTRFS info (device loop0): disk space caching is enabled [ 93.096933][ T4859] BTRFS info (device loop0): has skinny extents [ 93.230488][ T4859] BTRFS info (device loop0): enabling ssd optimizations [ 93.252667][ T4859] BTRFS info (device loop0): clearing free space tree [ 93.259669][ T4859] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 93.278270][ T4859] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 93.297112][ T4859] BTRFS info (device loop0): checking UUID tree [ 93.309116][ T4859] FAULT_INJECTION: forcing a failure. [ 93.309116][ T4859] name failslab, interval 1, probability 0, space 0, times 0 [ 93.323454][ T4859] CPU: 1 PID: 4859 Comm: syz-executor.0 Not tainted syzkaller #0 [ 93.331235][ T4859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 93.341334][ T4859] Call Trace: [ 93.344740][ T4859] [ 93.347794][ T4859] dump_stack_lvl+0x188/0x250 [ 93.352646][ T4859] ? show_regs_print_info+0x20/0x20 [ 93.357889][ T4859] ? load_image+0x400/0x400 [ 93.362437][ T4859] ? __might_sleep+0xf0/0xf0 [ 93.367074][ T4859] ? __lock_acquire+0x7d10/0x7d10 [ 93.372147][ T4859] should_fail+0x38c/0x4c0 [ 93.376652][ T4859] should_failslab+0x5/0x20 [ 93.381196][ T4859] slab_pre_alloc_hook+0x51/0xc0 [ 93.386200][ T4859] ? alloc_extent_state+0x22/0x2e0 [ 93.391437][ T4859] kmem_cache_alloc+0x3d/0x290 [ 93.396250][ T4859] alloc_extent_state+0x22/0x2e0 [ 93.401231][ T4859] set_extent_bit+0x1b6/0x1540 [ 93.406131][ T4859] ? rwsem_write_trylock+0x135/0x1c0 [ 93.411551][ T4859] ? clear_state_bit+0x560/0x560 [ 93.416538][ T4859] ? memcpy+0x3c/0x60 [ 93.420551][ T4859] btrfs_alloc_tree_block+0x950/0x1350 [ 93.426072][ T4859] ? alloc_reserved_file_extent+0x710/0x710 [ 93.432003][ T4859] ? __kernel_text_address+0x9a/0x100 [ 93.437433][ T4859] ? read_extent_buffer+0x13c/0x2d0 [ 93.442675][ T4859] ? memcpy+0x3c/0x60 [ 93.446722][ T4859] btrfs_force_cow_block+0x45b/0x17d0 [ 93.452170][ T4859] ? btrfs_block_can_be_shared+0x2d0/0x2d0 [ 93.458023][ T4859] ? btrfs_qgroup_trace_subtree_after_cow+0x105/0x780 [ 93.464812][ T4859] btrfs_cow_block+0x3c8/0x7c0 [ 93.469639][ T4859] btrfs_search_slot+0xa4a/0x20a0 [ 93.474790][ T4859] btrfs_insert_item+0xf9/0x2e0 [ 93.479763][ T4859] ? btrfs_insert_empty_items+0x3d0/0x3d0 [ 93.485501][ T4859] ? up_write+0x1bb/0x420 [ 93.489853][ T4859] ? btrfs_insert_root+0x26/0x160 [ 93.494896][ T4859] create_subvol+0xb1c/0x1930 [ 93.499602][ T4859] ? create_snapshot+0x800/0x800 [ 93.504604][ T4859] ? down_read+0x1aa/0x2e0 [ 93.509042][ T4859] btrfs_mksubvol+0x67c/0x790 [ 93.513830][ T4859] __btrfs_ioctl_snap_create+0x1b0/0x570 [ 93.519576][ T4859] btrfs_ioctl_snap_create_v2+0x1bf/0x3e0 [ 93.525332][ T4859] btrfs_ioctl+0x66e/0xb10 [ 93.529768][ T4859] ? btrfs_ioctl_get_supported_features+0x40/0x40 [ 93.536200][ T4859] __se_sys_ioctl+0xfa/0x170 [ 93.540812][ T4859] do_syscall_64+0x4c/0xa0 [ 93.545245][ T4859] ? clear_bhb_loop+0x30/0x80 [ 93.549940][ T4859] ? clear_bhb_loop+0x30/0x80 [ 93.554658][ T4859] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 93.560564][ T4859] RIP: 0033:0x7f31d6caafb9 [ 93.565020][ T4859] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 93.584641][ T4859] RSP: 002b:00007f31d603c0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 93.593159][ T4859] RAX: ffffffffffffffda RBX: 00007f31d6de9f80 RCX: 00007f31d6caafb9 [ 93.601152][ T4859] RDX: 0000000020000300 RSI: 0000000050009418 RDI: 0000000000000004 [ 93.609151][ T4859] RBP: 00007f31d603c120 R08: 0000000000000000 R09: 0000000000000000 [ 93.617225][ T4859] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 93.625306][ T4859] R13: 000000000000000b R14: 00007f31d6de9f80 R15: 00007ffdbe0d4068 [ 93.633320][ T4859] [ 94.122484][ T4905] loop0: detected capacity change from 0 to 32768 [ 94.144769][ T4905] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4905) [ 94.165536][ T4905] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 94.183267][ T4905] BTRFS info (device loop0): force clearing of disk cache [ 94.194655][ T4905] BTRFS info (device loop0): setting nodatasum [ 94.201258][ T4905] BTRFS info (device loop0): enabling disk space caching [ 94.208465][ T4905] BTRFS info (device loop0): disk space caching is enabled [ 94.217256][ T4905] BTRFS info (device loop0): has skinny extents [ 94.328132][ T4905] BTRFS info (device loop0): enabling ssd optimizations [ 94.336825][ T4905] BTRFS info (device loop0): clearing free space tree [ 94.361598][ T4905] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 94.381618][ T4905] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 94.414672][ T4905] BTRFS info (device loop0): checking UUID tree [ 94.432253][ T4905] FAULT_INJECTION: forcing a failure. [ 94.432253][ T4905] name failslab, interval 1, probability 0, space 0, times 0 [ 94.467484][ T4905] CPU: 0 PID: 4905 Comm: syz-executor.0 Not tainted syzkaller #0 [ 94.475403][ T4905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 94.485591][ T4905] Call Trace: [ 94.488994][ T4905] [ 94.491966][ T4905] dump_stack_lvl+0x188/0x250 [ 94.496683][ T4905] ? show_regs_print_info+0x20/0x20 [ 94.501927][ T4905] ? load_image+0x400/0x400 [ 94.506568][ T4905] ? __might_sleep+0xf0/0xf0 [ 94.511200][ T4905] ? __lock_acquire+0x7d10/0x7d10 [ 94.516296][ T4905] should_fail+0x38c/0x4c0 [ 94.520763][ T4905] should_failslab+0x5/0x20 [ 94.525310][ T4905] slab_pre_alloc_hook+0x51/0xc0 [ 94.530402][ T4905] ? btrfs_insert_item+0xc2/0x2e0 [ 94.535591][ T4905] kmem_cache_alloc+0x3d/0x290 [ 94.540410][ T4905] btrfs_insert_item+0xc2/0x2e0 [ 94.545306][ T4905] ? btrfs_insert_empty_items+0x3d0/0x3d0 [ 94.551067][ T4905] ? up_write+0x1bb/0x420 [ 94.555624][ T4905] ? btrfs_insert_root+0x26/0x160 [ 94.560695][ T4905] create_subvol+0xb1c/0x1930 [ 94.565431][ T4905] ? create_snapshot+0x800/0x800 [ 94.570436][ T4905] ? down_read+0x1aa/0x2e0 [ 94.574898][ T4905] btrfs_mksubvol+0x67c/0x790 [ 94.579627][ T4905] __btrfs_ioctl_snap_create+0x1b0/0x570 [ 94.585392][ T4905] btrfs_ioctl_snap_create_v2+0x1bf/0x3e0 [ 94.591159][ T4905] btrfs_ioctl+0x66e/0xb10 [ 94.595619][ T4905] ? btrfs_ioctl_get_supported_features+0x40/0x40 [ 94.602079][ T4905] __se_sys_ioctl+0xfa/0x170 [ 94.606798][ T4905] do_syscall_64+0x4c/0xa0 [ 94.611380][ T4905] ? clear_bhb_loop+0x30/0x80 [ 94.616120][ T4905] ? clear_bhb_loop+0x30/0x80 [ 94.620838][ T4905] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 94.626794][ T4905] RIP: 0033:0x7f31d6caafb9 [ 94.631288][ T4905] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 94.651019][ T4905] RSP: 002b:00007f31d603c0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 94.659586][ T4905] RAX: ffffffffffffffda RBX: 00007f31d6de9f80 RCX: 00007f31d6caafb9 [ 94.667599][ T4905] RDX: 0000000020000300 RSI: 0000000050009418 RDI: 0000000000000004 [ 94.675610][ T4905] RBP: 00007f31d603c120 R08: 0000000000000000 R09: 0000000000000000 [ 94.683715][ T4905] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 94.691746][ T4905] R13: 000000000000000b R14: 00007f31d6de9f80 R15: 00007ffdbe0d4068 [ 94.699775][ T4905] [ 95.199985][ T4950] loop0: detected capacity change from 0 to 32768 [ 95.223614][ T4950] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4950) [ 95.273020][ T4950] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 95.300436][ T4950] BTRFS info (device loop0): force clearing of disk cache [ 95.307659][ T4950] BTRFS info (device loop0): setting nodatasum [ 95.318812][ T4950] BTRFS info (device loop0): enabling disk space caching [ 95.326581][ T4950] BTRFS info (device loop0): disk space caching is enabled [ 95.335719][ T4950] BTRFS info (device loop0): has skinny extents [ 95.431653][ T4950] BTRFS info (device loop0): enabling ssd optimizations [ 95.441284][ T4950] BTRFS info (device loop0): clearing free space tree [ 95.448178][ T4950] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 95.480411][ T4950] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 95.505366][ T4950] BTRFS info (device loop0): checking UUID tree [ 95.530160][ T4950] FAULT_INJECTION: forcing a failure. [ 95.530160][ T4950] name failslab, interval 1, probability 0, space 0, times 0 [ 95.543361][ T4950] CPU: 0 PID: 4950 Comm: syz-executor.0 Not tainted syzkaller #0 [ 95.551128][ T4950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 95.561223][ T4950] Call Trace: [ 95.564535][ T4950] [ 95.567596][ T4950] dump_stack_lvl+0x188/0x250 [ 95.572305][ T4950] ? show_regs_print_info+0x20/0x20 [ 95.577628][ T4950] ? load_image+0x400/0x400 [ 95.582172][ T4950] ? __might_sleep+0xf0/0xf0 [ 95.586812][ T4950] ? __lock_acquire+0x7d10/0x7d10 [ 95.591913][ T4950] should_fail+0x38c/0x4c0 [ 95.596377][ T4950] should_failslab+0x5/0x20 [ 95.600919][ T4950] slab_pre_alloc_hook+0x51/0xc0 [ 95.605998][ T4950] ? alloc_extent_state+0x22/0x2e0 [ 95.611153][ T4950] kmem_cache_alloc+0x3d/0x290 [ 95.615958][ T4950] alloc_extent_state+0x22/0x2e0 [ 95.620988][ T4950] set_extent_bit+0x1b6/0x1540 [ 95.625806][ T4950] ? rwsem_write_trylock+0x135/0x1c0 [ 95.631139][ T4950] ? clear_state_bit+0x560/0x560 [ 95.636118][ T4950] ? memcpy+0x3c/0x60 [ 95.640147][ T4950] btrfs_alloc_tree_block+0x950/0x1350 [ 95.645699][ T4950] ? alloc_reserved_file_extent+0x710/0x710 [ 95.651723][ T4950] ? __kernel_text_address+0x9a/0x100 [ 95.657151][ T4950] ? read_extent_buffer+0x13c/0x2d0 [ 95.662391][ T4950] ? memcpy+0x3c/0x60 [ 95.666428][ T4950] btrfs_force_cow_block+0x45b/0x17d0 [ 95.671874][ T4950] ? btrfs_block_can_be_shared+0x2d0/0x2d0 [ 95.677738][ T4950] ? btrfs_qgroup_trace_subtree_after_cow+0x105/0x780 [ 95.684550][ T4950] btrfs_cow_block+0x3c8/0x7c0 [ 95.689487][ T4950] btrfs_search_slot+0xa4a/0x20a0 [ 95.694601][ T4950] btrfs_insert_item+0xf9/0x2e0 [ 95.699508][ T4950] ? btrfs_insert_empty_items+0x3d0/0x3d0 [ 95.705305][ T4950] ? up_write+0x1bb/0x420 [ 95.709683][ T4950] ? btrfs_insert_root+0x26/0x160 [ 95.714753][ T4950] create_subvol+0xb1c/0x1930 [ 95.719493][ T4950] ? create_snapshot+0x800/0x800 [ 95.724505][ T4950] ? down_read+0x1aa/0x2e0 [ 95.728968][ T4950] btrfs_mksubvol+0x67c/0x790 [ 95.733696][ T4950] __btrfs_ioctl_snap_create+0x1b0/0x570 [ 95.739381][ T4950] btrfs_ioctl_snap_create_v2+0x1bf/0x3e0 [ 95.745150][ T4950] btrfs_ioctl+0x66e/0xb10 [ 95.749605][ T4950] ? btrfs_ioctl_get_supported_features+0x40/0x40 [ 95.756057][ T4950] __se_sys_ioctl+0xfa/0x170 [ 95.760793][ T4950] do_syscall_64+0x4c/0xa0 [ 95.765250][ T4950] ? clear_bhb_loop+0x30/0x80 [ 95.769969][ T4950] ? clear_bhb_loop+0x30/0x80 [ 95.774684][ T4950] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 95.780922][ T4950] RIP: 0033:0x7f31d6caafb9 [ 95.785901][ T4950] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 95.805639][ T4950] RSP: 002b:00007f31d603c0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 95.814114][ T4950] RAX: ffffffffffffffda RBX: 00007f31d6de9f80 RCX: 00007f31d6caafb9 [ 95.822216][ T4950] RDX: 0000000020000300 RSI: 0000000050009418 RDI: 0000000000000004 2026/06/03 22:24:36 executed programs: 8 [ 95.830230][ T4950] RBP: 00007f31d603c120 R08: 0000000000000000 R09: 0000000000000000 [ 95.838241][ T4950] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 95.846248][ T4950] R13: 000000000000000b R14: 00007f31d6de9f80 R15: 00007ffdbe0d4068 [ 95.854369][ T4950] [ 96.356031][ T5000] loop0: detected capacity change from 0 to 32768 [ 96.377291][ T5000] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5000) [ 96.397396][ T5000] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 96.407717][ T5000] BTRFS info (device loop0): force clearing of disk cache [ 96.416545][ T5000] BTRFS info (device loop0): setting nodatasum [ 96.423270][ T5000] BTRFS info (device loop0): enabling disk space caching [ 96.432276][ T5000] BTRFS info (device loop0): disk space caching is enabled [ 96.439762][ T5000] BTRFS info (device loop0): has skinny extents [ 96.547936][ T5000] BTRFS info (device loop0): enabling ssd optimizations [ 96.572656][ T5000] BTRFS info (device loop0): clearing free space tree [ 96.579642][ T5000] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 96.600699][ T5000] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 96.623654][ T5000] BTRFS info (device loop0): checking UUID tree [ 96.643748][ T5000] FAULT_INJECTION: forcing a failure. [ 96.643748][ T5000] name failslab, interval 1, probability 0, space 0, times 0 [ 96.671669][ T5000] CPU: 1 PID: 5000 Comm: syz-executor.0 Not tainted syzkaller #0 [ 96.679462][ T5000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 96.689549][ T5000] Call Trace: [ 96.692855][ T5000] [ 96.695823][ T5000] dump_stack_lvl+0x188/0x250 [ 96.700541][ T5000] ? show_regs_print_info+0x20/0x20 [ 96.705781][ T5000] ? load_image+0x400/0x400 [ 96.710322][ T5000] ? __might_sleep+0xf0/0xf0 [ 96.714952][ T5000] ? __lock_acquire+0x7d10/0x7d10 [ 96.720023][ T5000] should_fail+0x38c/0x4c0 [ 96.724483][ T5000] should_failslab+0x5/0x20 [ 96.729035][ T5000] slab_pre_alloc_hook+0x51/0xc0 [ 96.734010][ T5000] ? btrfs_add_delayed_tree_ref+0x1fb/0xf40 [ 96.739942][ T5000] kmem_cache_alloc+0x3d/0x290 [ 96.744744][ T5000] btrfs_add_delayed_tree_ref+0x1fb/0xf40 [ 96.750509][ T5000] ? rcu_is_watching+0x11/0xa0 [ 96.755315][ T5000] ? btrfs_alloc_tree_block+0xa52/0x1350 [ 96.761001][ T5000] btrfs_alloc_tree_block+0xc0e/0x1350 [ 96.766506][ T5000] ? alloc_reserved_file_extent+0x710/0x710 [ 96.772452][ T5000] create_subvol+0x5d4/0x1930 [ 96.777173][ T5000] ? lockdep_hardirqs_on+0x94/0x140 [ 96.782427][ T5000] ? create_snapshot+0x800/0x800 [ 96.787429][ T5000] ? down_read+0x1aa/0x2e0 [ 96.791889][ T5000] btrfs_mksubvol+0x67c/0x790 [ 96.796642][ T5000] __btrfs_ioctl_snap_create+0x1b0/0x570 [ 96.802419][ T5000] btrfs_ioctl_snap_create_v2+0x1bf/0x3e0 [ 96.808207][ T5000] btrfs_ioctl+0x66e/0xb10 [ 96.812673][ T5000] ? btrfs_ioctl_get_supported_features+0x40/0x40 [ 96.819135][ T5000] __se_sys_ioctl+0xfa/0x170 [ 96.823819][ T5000] do_syscall_64+0x4c/0xa0 [ 96.828375][ T5000] ? clear_bhb_loop+0x30/0x80 [ 96.833093][ T5000] ? clear_bhb_loop+0x30/0x80 [ 96.837920][ T5000] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 96.843850][ T5000] RIP: 0033:0x7f31d6caafb9 [ 96.848315][ T5000] Code: 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48 [ 96.867962][ T5000] RSP: 002b:00007f31d603c0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 96.876594][ T5000] RAX: ffffffffffffffda RBX: 00007f31d6de9f80 RCX: 00007f31d6caafb9 [ 96.884607][ T5000] RDX: 0000000020000300 RSI: 0000000050009418 RDI: 0000000000000004 [ 96.892705][ T5000] RBP: 00007f31d603c120 R08: 0000000000000000 R09: 0000000000000000 [ 96.900728][ T5000] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 96.909134][ T5000] R13: 000000000000000b R14: 00007f31d6de9f80 R15: 00007ffdbe0d4068 [ 96.917170][ T5000] [ 97.008897][ T4489] ------------[ cut here ]------------ [ 97.014784][ T4489] WARNING: CPU: 1 PID: 4489 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2d3/0x5b0 [ 97.026403][ T4489] Modules linked in: [ 97.030394][ T4489] CPU: 1 PID: 4489 Comm: syz-executor.0 Not tainted syzkaller #0 [ 97.038152][ T4489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 97.048359][ T4489] RIP: 0010:btrfs_space_info_update_bytes_may_use+0x2d3/0x5b0 [ 97.056034][ T4489] Code: 35 00 00 74 08 4c 89 ff e8 da c3 59 fe 4d 8b 27 4c 89 e7 48 8b 6c 24 18 48 89 ee e8 47 ac 14 fe 49 39 ec 73 1a e8 5d aa 14 fe <0f> 0b 31 db 43 80 7c 35 00 00 0f 85 6d ff ff ff e9 70 ff ff ff e8 [ 97.075748][ T4489] RSP: 0018:ffffc90002fbfb58 EFLAGS: 00010293 [ 97.081934][ T4489] RAX: ffffffff83649e93 RBX: fffffffffff30000 RCX: ffff88807b7d8000 [ 97.090035][ T4489] RDX: 0000000000000000 RSI: 00000000000d0000 RDI: 00000000000cf000 [ 97.098245][ T4489] RBP: 00000000000d0000 R08: ffffffff8d8a06ef R09: 1ffffffff1b140dd [ 97.106333][ T4489] R10: dffffc0000000000 R11: fffffbfff1b140de R12: 00000000000cf000 [ 97.114427][ T4489] R13: 1ffff110034f7d0c R14: dffffc0000000000 R15: ffff88801a7be860 [ 97.122483][ T4489] FS: 000055555622f480(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 [ 97.131681][ T4489] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 97.138389][ T4489] CR2: 00007ffdbe0d2c30 CR3: 000000007d9c9000 CR4: 00000000003506e0 [ 97.146578][ T4489] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 97.154649][ T4489] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 97.162740][ T4489] Call Trace: [ 97.166057][ T4489] [ 97.169022][ T4489] btrfs_block_rsv_release+0x47e/0x560 [ 97.174620][ T4489] btrfs_release_global_block_rsv+0x2f/0x250 [ 97.180702][ T4489] btrfs_free_block_groups+0x8c6/0xcc0 [ 97.186219][ T4489] close_ctree+0x72c/0x8e0 [ 97.190885][ T4489] ? init_tree_roots+0x1b70/0x1b70 [ 97.196049][ T4489] ? clear_inode+0x150/0x150 [ 97.200740][ T4489] ? btrfs_attach_transaction_barrier+0x81/0x90 [ 97.207025][ T4489] ? fscrypt_destroy_keyring+0x288/0x2a0 [ 97.212784][ T4489] ? btrfs_fill_super+0x2e0/0x2e0 [ 97.217857][ T4489] generic_shutdown_super+0x130/0x300 [ 97.223379][ T4489] kill_anon_super+0x36/0x70 [ 97.228011][ T4489] btrfs_kill_super+0x3d/0x50 [ 97.232819][ T4489] deactivate_locked_super+0x93/0xf0 [ 97.238145][ T4489] cleanup_mnt+0x42d/0x4e0 [ 97.242662][ T4489] ? lockdep_hardirqs_on+0x94/0x140 [ 97.247907][ T4489] task_work_run+0x125/0x1a0 [ 97.252616][ T4489] exit_to_user_mode_loop+0x10f/0x130 [ 97.258059][ T4489] exit_to_user_mode_prepare+0xee/0x180 [ 97.263707][ T4489] syscall_exit_to_user_mode+0x16/0x40 [ 97.269209][ T4489] do_syscall_64+0x58/0xa0 [ 97.273787][ T4489] ? clear_bhb_loop+0x30/0x80 [ 97.278506][ T4489] ? clear_bhb_loop+0x30/0x80 [ 97.283299][ T4489] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 97.289224][ T4489] RIP: 0033:0x7f31d6cab617 [ 97.293770][ T4489] Code: a2 c7 05 e8 78 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 97.313584][ T4489] RSP: 002b:00007ffdbe0d3288 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 97.322130][ T4489] RAX: 0000000000000000 RBX: 00007f31d6d1fb22 RCX: 00007f31d6cab617 [ 97.330145][ T4489] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffdbe0d3340 [ 97.338377][ T4489] RBP: 00007ffdbe0d3340 R08: 00007ffdbe0d4340 R09: 00000000ffffffff [ 97.346441][ T4489] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdbe0d4400 [ 97.354542][ T4489] R13: 00007f31d6d1fb22 R14: 00000000000176f2 R15: 0000000000000003 [ 97.362630][ T4489] [ 97.365689][ T4489] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 97.372988][ T4489] CPU: 1 PID: 4489 Comm: syz-executor.0 Not tainted syzkaller #0 [ 97.380732][ T4489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 97.391070][ T4489] Call Trace: [ 97.394377][ T4489] [ 97.397332][ T4489] dump_stack_lvl+0x188/0x250 [ 97.402043][ T4489] ? show_regs_print_info+0x20/0x20 [ 97.407287][ T4489] ? load_image+0x400/0x400 [ 97.411835][ T4489] panic+0x2e5/0x810 [ 97.415772][ T4489] ? bpf_jit_dump+0xd0/0xd0 [ 97.420319][ T4489] ? btrfs_space_info_update_bytes_may_use+0x2d3/0x5b0 [ 97.427296][ T4489] __warn+0x248/0x2b0 [ 97.431315][ T4489] ? btrfs_space_info_update_bytes_may_use+0x2d3/0x5b0 [ 97.438200][ T4489] report_bug+0x1b7/0x2e0 [ 97.442574][ T4489] handle_bug+0x3a/0x70 [ 97.446769][ T4489] exc_invalid_op+0x16/0x40 [ 97.451303][ T4489] asm_exc_invalid_op+0x16/0x20 [ 97.456185][ T4489] RIP: 0010:btrfs_space_info_update_bytes_may_use+0x2d3/0x5b0 [ 97.463766][ T4489] Code: 35 00 00 74 08 4c 89 ff e8 da c3 59 fe 4d 8b 27 4c 89 e7 48 8b 6c 24 18 48 89 ee e8 47 ac 14 fe 49 39 ec 73 1a e8 5d aa 14 fe <0f> 0b 31 db 43 80 7c 35 00 00 0f 85 6d ff ff ff e9 70 ff ff ff e8 [ 97.483495][ T4489] RSP: 0018:ffffc90002fbfb58 EFLAGS: 00010293 [ 97.489693][ T4489] RAX: ffffffff83649e93 RBX: fffffffffff30000 RCX: ffff88807b7d8000 [ 97.497701][ T4489] RDX: 0000000000000000 RSI: 00000000000d0000 RDI: 00000000000cf000 [ 97.505875][ T4489] RBP: 00000000000d0000 R08: ffffffff8d8a06ef R09: 1ffffffff1b140dd [ 97.514049][ T4489] R10: dffffc0000000000 R11: fffffbfff1b140de R12: 00000000000cf000 [ 97.522162][ T4489] R13: 1ffff110034f7d0c R14: dffffc0000000000 R15: ffff88801a7be860 [ 97.530180][ T4489] ? btrfs_space_info_update_bytes_may_use+0x2d3/0x5b0 [ 97.537175][ T4489] ? btrfs_space_info_update_bytes_may_use+0x2d3/0x5b0 [ 97.544103][ T4489] btrfs_block_rsv_release+0x47e/0x560 [ 97.549612][ T4489] btrfs_release_global_block_rsv+0x2f/0x250 [ 97.555628][ T4489] btrfs_free_block_groups+0x8c6/0xcc0 [ 97.561130][ T4489] close_ctree+0x72c/0x8e0 [ 97.565585][ T4489] ? init_tree_roots+0x1b70/0x1b70 [ 97.570762][ T4489] ? clear_inode+0x150/0x150 [ 97.575385][ T4489] ? btrfs_attach_transaction_barrier+0x81/0x90 [ 97.581665][ T4489] ? fscrypt_destroy_keyring+0x288/0x2a0 [ 97.587372][ T4489] ? btrfs_fill_super+0x2e0/0x2e0 [ 97.592430][ T4489] generic_shutdown_super+0x130/0x300 [ 97.597837][ T4489] kill_anon_super+0x36/0x70 [ 97.602604][ T4489] btrfs_kill_super+0x3d/0x50 [ 97.607400][ T4489] deactivate_locked_super+0x93/0xf0 [ 97.612726][ T4489] cleanup_mnt+0x42d/0x4e0 [ 97.617177][ T4489] ? lockdep_hardirqs_on+0x94/0x140 [ 97.622593][ T4489] task_work_run+0x125/0x1a0 [ 97.627220][ T4489] exit_to_user_mode_loop+0x10f/0x130 [ 97.632645][ T4489] exit_to_user_mode_prepare+0xee/0x180 [ 97.638318][ T4489] syscall_exit_to_user_mode+0x16/0x40 [ 97.643815][ T4489] do_syscall_64+0x58/0xa0 [ 97.648285][ T4489] ? clear_bhb_loop+0x30/0x80 [ 97.653002][ T4489] ? clear_bhb_loop+0x30/0x80 [ 97.657843][ T4489] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 97.663951][ T4489] RIP: 0033:0x7f31d6cab617 [ 97.668400][ T4489] Code: a2 c7 05 e8 78 11 00 00 00 00 00 eb 96 e8 f1 09 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 [ 97.688055][ T4489] RSP: 002b:00007ffdbe0d3288 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 97.696637][ T4489] RAX: 0000000000000000 RBX: 00007f31d6d1fb22 RCX: 00007f31d6cab617 [ 97.704748][ T4489] RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffdbe0d3340 [ 97.712843][ T4489] RBP: 00007ffdbe0d3340 R08: 00007ffdbe0d4340 R09: 00000000ffffffff [ 97.720983][ T4489] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdbe0d4400 [ 97.728991][ T4489] R13: 00007f31d6d1fb22 R14: 00000000000176f2 R15: 0000000000000003 [ 97.737188][ T4489] [ 97.740469][ T4489] Kernel Offset: disabled [ 97.744963][ T4489] Rebooting in 86400 seconds..