Warning: Permanently added '10.128.10.11' (ED25519) to the list of known hosts. 1970/01/01 00:00:51 ignoring optional flag "type"="gce" 1970/01/01 00:00:51 parsed 1 programs [ 52.069726][ T4268] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS 1970/01/01 00:00:52 executed programs: 0 [ 52.152202][ T4287] chnl_net:caif_netlink_parms(): no params data found [ 52.171768][ T4287] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.172995][ T4287] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.174411][ T4287] device bridge_slave_0 entered promiscuous mode [ 52.177033][ T4287] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.178143][ T4287] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.179589][ T4287] device bridge_slave_1 entered promiscuous mode [ 52.188616][ T4287] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.191095][ T4287] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.199037][ T4287] team0: Port device team_slave_0 added [ 52.200757][ T4287] team0: Port device team_slave_1 added [ 52.208346][ T4287] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.209479][ T4287] 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. [ 52.213312][ T4287] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.215487][ T4287] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.216795][ T4287] 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. [ 52.220708][ T4287] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.276863][ T4287] device hsr_slave_0 entered promiscuous mode [ 52.296658][ T4287] device hsr_slave_1 entered promiscuous mode [ 52.815662][ T4287] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 52.857556][ T4287] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 52.907138][ T4287] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 52.956957][ T4287] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 52.983876][ T4287] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.985119][ T4287] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.986551][ T4287] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.987647][ T4287] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.003828][ T4287] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.007640][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.009347][ T148] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.010832][ T148] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.012542][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 53.017745][ T4287] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.027205][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.028692][ T4080] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.029745][ T4080] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.031071][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.032630][ T4080] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.033681][ T4080] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.037231][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.038805][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.041261][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.044576][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.048325][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.057169][ T4287] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.094923][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.096280][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.099289][ T4287] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.105648][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.112738][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.114306][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.115624][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.121526][ T4287] device veth0_vlan entered promiscuous mode [ 53.124684][ T4287] device veth1_vlan entered promiscuous mode [ 53.131828][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.133352][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.134918][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.145560][ T4287] device veth0_macvtap entered promiscuous mode [ 53.149625][ T4287] device veth1_macvtap entered promiscuous mode [ 53.154917][ T4287] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.156481][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.158007][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.161290][ T4287] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.162530][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.164077][ T4080] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.167546][ T4287] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.168789][ T4287] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.170172][ T4287] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.171491][ T4287] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.329564][ T4424] loop0: detected capacity change from 0 to 32768 [ 53.369024][ T4424] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4424) [ 53.374487][ T4424] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 53.376427][ T4424] BTRFS info (device loop0): turning on sync discard [ 53.377547][ T4424] BTRFS info (device loop0): using free space tree [ 53.378544][ T4424] BTRFS info (device loop0): has skinny extents [ 53.428802][ T4424] BTRFS info (device loop0): enabling ssd optimizations [ 53.451195][ T4424] [ 53.451608][ T4424] ====================================================== [ 53.452694][ T4424] WARNING: possible circular locking dependency detected [ 53.453815][ T4424] syzkaller #0 Not tainted [ 53.454544][ T4424] ------------------------------------------------------ [ 53.455605][ T4424] syz-executor.0/4424 is trying to acquire lock: [ 53.456541][ T4424] ffff0000e29c0610 (&type->i_mutex_dir_key#8){++++}-{3:3}, at: lookup_slow+0x4c/0x80 [ 53.458011][ T4424] [ 53.458011][ T4424] but task is already holding lock: [ 53.459105][ T4424] ffff0000dae80ce0 (&fs_devs->device_list_mutex){+.+.}-{3:3}, at: btrfs_free_stale_devices+0x144/0x908 [ 53.460725][ T4424] [ 53.460725][ T4424] which lock already depends on the new lock. [ 53.460725][ T4424] [ 53.462218][ T4424] [ 53.462218][ T4424] the existing dependency chain (in reverse order) is: [ 53.463614][ T4424] [ 53.463614][ T4424] -> #3 (&fs_devs->device_list_mutex){+.+.}-{3:3}: [ 53.464921][ T4424] __mutex_lock_common+0x194/0x1edc [ 53.465727][ T4424] mutex_lock_nested+0xac/0x11c [ 53.466531][ T4424] write_all_supers+0x1080/0x35a8 [ 53.467368][ T4424] btrfs_sync_log+0x17c8/0x1f48 [ 53.468173][ T4424] btrfs_sync_file+0x990/0xe7c [ 53.468962][ T4424] __arm64_sys_fdatasync+0xac/0x104 [ 53.469846][ T4424] invoke_syscall+0x98/0x2b8 [ 53.470606][ T4424] el0_svc_common+0x138/0x258 [ 53.471396][ T4424] do_el0_svc+0x58/0x14c [ 53.472113][ T4424] el0_svc+0x78/0x1e0 [ 53.472758][ T4424] el0t_64_sync_handler+0xcc/0xe4 [ 53.473648][ T4424] el0t_64_sync+0x1a0/0x1a4 [ 53.474448][ T4424] [ 53.474448][ T4424] -> #2 (&fs_info->tree_log_mutex){+.+.}-{3:3}: [ 53.475723][ T4424] __mutex_lock_common+0x194/0x1edc [ 53.476551][ T4424] mutex_lock_nested+0xac/0x11c [ 53.477371][ T4424] btrfs_sync_log+0x1714/0x1f48 [ 53.478157][ T4424] btrfs_sync_file+0x990/0xe7c [ 53.479000][ T4424] __arm64_sys_fdatasync+0xac/0x104 [ 53.479825][ T4424] invoke_syscall+0x98/0x2b8 [ 53.480582][ T4424] el0_svc_common+0x138/0x258 [ 53.481344][ T4424] do_el0_svc+0x58/0x14c [ 53.482019][ T4424] el0_svc+0x78/0x1e0 [ 53.482680][ T4424] el0t_64_sync_handler+0xcc/0xe4 [ 53.483481][ T4424] el0t_64_sync+0x1a0/0x1a4 [ 53.484186][ T4424] [ 53.484186][ T4424] -> #1 (sb_internal#2){.+.+}-{0:0}: [ 53.485270][ T4424] lock_release+0x2e8/0x8e8 [ 53.486004][ T4424] up_write+0x98/0x644 [ 53.486710][ T4424] btrfs_inode_unlock+0x40/0x7c [ 53.487534][ T4424] btrfs_sync_file+0x8d8/0xe7c [ 53.488349][ T4424] __arm64_sys_fdatasync+0xac/0x104 [ 53.489153][ T4424] invoke_syscall+0x98/0x2b8 [ 53.489900][ T4424] el0_svc_common+0x138/0x258 [ 53.490663][ T4424] do_el0_svc+0x58/0x14c [ 53.491391][ T4424] el0_svc+0x78/0x1e0 [ 53.492056][ T4424] el0t_64_sync_handler+0xcc/0xe4 [ 53.492884][ T4424] el0t_64_sync+0x1a0/0x1a4 [ 53.493644][ T4424] [ 53.493644][ T4424] -> #0 (&type->i_mutex_dir_key#8){++++}-{3:3}: [ 53.494922][ T4424] __lock_acquire+0x2928/0x651c [ 53.495759][ T4424] lock_acquire+0x1f4/0x620 [ 53.496496][ T4424] down_read+0xc0/0x390 [ 53.497190][ T4424] lookup_slow+0x4c/0x80 [ 53.497922][ T4424] walk_component+0x2b0/0x3a8 [ 53.498690][ T4424] link_path_walk+0x590/0xb8c [ 53.499454][ T4424] path_lookupat+0x90/0x3d0 [ 53.500185][ T4424] filename_lookup+0x180/0x414 [ 53.500982][ T4424] kern_path+0x4c/0x190 [ 53.501652][ T4424] lookup_bdev+0xbc/0x244 [ 53.502459][ T4424] btrfs_free_stale_devices+0x614/0x908 [ 53.503351][ T4424] btrfs_forget_devices+0x5c/0x98 [ 53.504212][ T4424] btrfs_control_ioctl+0x130/0x248 [ 53.505033][ T4424] __arm64_sys_ioctl+0x14c/0x1c8 [ 53.505787][ T4424] invoke_syscall+0x98/0x2b8 [ 53.506567][ T4424] el0_svc_common+0x138/0x258 [ 53.507381][ T4424] do_el0_svc+0x58/0x14c [ 53.508066][ T4424] el0_svc+0x78/0x1e0 [ 53.508735][ T4424] el0t_64_sync_handler+0xcc/0xe4 [ 53.509536][ T4424] el0t_64_sync+0x1a0/0x1a4 [ 53.510250][ T4424] [ 53.510250][ T4424] other info that might help us debug this: [ 53.510250][ T4424] [ 53.511620][ T4424] Chain exists of: [ 53.511620][ T4424] &type->i_mutex_dir_key#8 --> &fs_info->tree_log_mutex --> &fs_devs->device_list_mutex [ 53.511620][ T4424] [ 53.514098][ T4424] Possible unsafe locking scenario: [ 53.514098][ T4424] [ 53.515187][ T4424] CPU0 CPU1 [ 53.516033][ T4424] ---- ---- [ 53.516836][ T4424] lock(&fs_devs->device_list_mutex); [ 53.517645][ T4424] lock(&fs_info->tree_log_mutex); [ 53.518825][ T4424] lock(&fs_devs->device_list_mutex); [ 53.520075][ T4424] lock(&type->i_mutex_dir_key#8); [ 53.520811][ T4424] [ 53.520811][ T4424] *** DEADLOCK *** [ 53.520811][ T4424] [ 53.521983][ T4424] 2 locks held by syz-executor.0/4424: [ 53.522832][ T4424] #0: ffff800014839a88 (uuid_mutex){+.+.}-{3:3}, at: btrfs_forget_devices+0x28/0x98 [ 53.524228][ T4424] #1: ffff0000dae80ce0 (&fs_devs->device_list_mutex){+.+.}-{3:3}, at: btrfs_free_stale_devices+0x144/0x908 [ 53.525922][ T4424] [ 53.525922][ T4424] stack backtrace: [ 53.526761][ T4424] CPU: 0 PID: 4424 Comm: syz-executor.0 Not tainted syzkaller #0 [ 53.527871][ T4424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 53.529365][ T4424] Call trace: [ 53.529792][ T4424] dump_backtrace+0x0/0x43c [ 53.530515][ T4424] show_stack+0x2c/0x3c [ 53.531169][ T4424] __dump_stack+0x30/0x40 [ 53.531824][ T4424] dump_stack_lvl+0xf8/0x160 [ 53.532477][ T4424] dump_stack+0x1c/0x5c [ 53.533051][ T4424] print_circular_bug+0x148/0x1b0 [ 53.533844][ T4424] check_noncircular+0x240/0x2d4 [ 53.534599][ T4424] __lock_acquire+0x2928/0x651c [ 53.535218][ T4424] lock_acquire+0x1f4/0x620 [ 53.535840][ T4424] down_read+0xc0/0x390 [ 53.536432][ T4424] lookup_slow+0x4c/0x80 [ 53.537076][ T4424] walk_component+0x2b0/0x3a8 [ 53.537750][ T4424] link_path_walk+0x590/0xb8c [ 53.538429][ T4424] path_lookupat+0x90/0x3d0 [ 53.539094][ T4424] filename_lookup+0x180/0x414 [ 53.539794][ T4424] kern_path+0x4c/0x190 [ 53.540364][ T4424] lookup_bdev+0xbc/0x244 [ 53.541061][ T4424] btrfs_free_stale_devices+0x614/0x908 [ 53.541907][ T4424] btrfs_forget_devices+0x5c/0x98 [ 53.542665][ T4424] btrfs_control_ioctl+0x130/0x248 [ 53.543409][ T4424] __arm64_sys_ioctl+0x14c/0x1c8 [ 53.544136][ T4424] invoke_syscall+0x98/0x2b8 [ 53.544816][ T4424] el0_svc_common+0x138/0x258 [ 53.545420][ T4424] do_el0_svc+0x58/0x14c [ 53.546017][ T4424] el0_svc+0x78/0x1e0 [ 53.546648][ T4424] el0t_64_sync_handler+0xcc/0xe4 [ 53.547381][ T4424] el0t_64_sync+0x1a0/0x1a4 [ 53.720906][ T4512] loop0: detected capacity change from 0 to 32768 [ 53.760103][ T4512] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4512) [ 53.762997][ T4512] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 53.765088][ T4512] BTRFS info (device loop0): turning on sync discard [ 53.767558][ T4512] BTRFS info (device loop0): using free space tree [ 53.768583][ T4512] BTRFS info (device loop0): has skinny extents [ 53.774812][ T4512] BTRFS info (device loop0): enabling ssd optimizations [ 53.884105][ T4555] loop0: detected capacity change from 0 to 32768 [ 53.899195][ T4555] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4555) [ 53.902667][ T4555] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 53.904427][ T4555] BTRFS info (device loop0): turning on sync discard [ 53.905478][ T4555] BTRFS info (device loop0): using free space tree [ 53.906824][ T4555] BTRFS info (device loop0): has skinny extents [ 53.920253][ T4555] BTRFS info (device loop0): enabling ssd optimizations [ 54.046632][ T4599] loop0: detected capacity change from 0 to 32768 [ 54.117429][ T4599] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4599) [ 54.123073][ T4599] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 54.124702][ T4599] BTRFS info (device loop0): turning on sync discard [ 54.126863][ T4599] BTRFS info (device loop0): using free space tree [ 54.128015][ T4599] BTRFS info (device loop0): has skinny extents [ 54.170600][ T4502] Bluetooth: hci0: command 0x0409 tx timeout [ 54.182148][ T4599] BTRFS info (device loop0): enabling ssd optimizations [ 54.336257][ T4673] loop0: detected capacity change from 0 to 32768 [ 54.343629][ T4673] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4673) [ 54.356157][ T4673] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 54.357704][ T4673] BTRFS info (device loop0): turning on sync discard [ 54.358715][ T4673] BTRFS info (device loop0): using free space tree [ 54.359687][ T4673] BTRFS info (device loop0): has skinny extents [ 54.400411][ T4673] BTRFS info (device loop0): enabling ssd optimizations [ 54.544600][ T4718] loop0: detected capacity change from 0 to 32768 [ 54.553112][ T4718] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4718) [ 54.558685][ T4718] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 54.560163][ T4718] BTRFS info (device loop0): turning on sync discard [ 54.561187][ T4718] BTRFS info (device loop0): using free space tree [ 54.562156][ T4718] BTRFS info (device loop0): has skinny extents [ 54.578520][ T4718] BTRFS info (device loop0): enabling ssd optimizations [ 54.672968][ T4755] loop0: detected capacity change from 0 to 32768 [ 54.675406][ T4755] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4755) [ 54.678642][ T4755] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 54.680334][ T4755] BTRFS info (device loop0): turning on sync discard [ 54.681427][ T4755] BTRFS info (device loop0): using free space tree [ 54.682527][ T4755] BTRFS info (device loop0): has skinny extents [ 54.688682][ T4755] BTRFS info (device loop0): enabling ssd optimizations [ 54.781183][ T4776] loop0: detected capacity change from 0 to 32768 [ 54.783566][ T4776] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4776) [ 54.786793][ T4776] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 54.788322][ T4776] BTRFS info (device loop0): turning on sync discard [ 54.789335][ T4776] BTRFS info (device loop0): using free space tree [ 54.790391][ T4776] BTRFS info (device loop0): has skinny extents [ 54.796951][ T4776] BTRFS info (device loop0): enabling ssd optimizations [ 54.888450][ T4797] loop0: detected capacity change from 0 to 32768 [ 54.890685][ T4797] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4797) [ 54.893423][ T4797] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 54.894688][ T4797] BTRFS info (device loop0): turning on sync discard [ 54.895668][ T4797] BTRFS info (device loop0): using free space tree [ 54.897290][ T4797] BTRFS info (device loop0): has skinny extents [ 54.903044][ T4797] BTRFS info (device loop0): enabling ssd optimizations [ 54.998927][ T4818] loop0: detected capacity change from 0 to 32768 [ 55.004964][ T4818] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4818) [ 55.011479][ T4818] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 55.013032][ T4818] BTRFS info (device loop0): turning on sync discard [ 55.014164][ T4818] BTRFS info (device loop0): using free space tree [ 55.015111][ T4818] BTRFS info (device loop0): has skinny extents [ 55.030648][ T4818] BTRFS info (device loop0): enabling ssd optimizations [ 55.123326][ T4839] loop0: detected capacity change from 0 to 32768 [ 55.127045][ T4839] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4839) [ 55.129866][ T4839] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 55.131353][ T4839] BTRFS info (device loop0): turning on sync discard [ 55.132302][ T4839] BTRFS info (device loop0): using free space tree [ 55.133328][ T4839] BTRFS info (device loop0): has skinny extents [ 55.145991][ T4839] BTRFS info (device loop0): enabling ssd optimizations [ 55.247875][ T4860] loop0: detected capacity change from 0 to 32768 [ 55.251084][ T4860] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4860) [ 55.253942][ T4860] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 55.255400][ T4860] BTRFS info (device loop0): turning on sync discard [ 55.256633][ T4860] BTRFS info (device loop0): using free space tree [ 55.257598][ T4860] BTRFS info (device loop0): has skinny extents [ 55.273729][ T4860] BTRFS info (device loop0): enabling ssd optimizations [ 55.379220][ T4881] loop0: detected capacity change from 0 to 32768 [ 55.384407][ T4881] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4881) [ 55.388520][ T4881] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 55.390029][ T4881] BTRFS info (device loop0): turning on sync discard [ 55.391014][ T4881] BTRFS info (device loop0): using free space tree [ 55.391968][ T4881] BTRFS info (device loop0): has skinny extents [ 55.399099][ T4881] BTRFS info (device loop0): enabling ssd optimizations [ 55.486538][ T4902] loop0: detected capacity change from 0 to 32768 [ 55.566367][ T4902] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4902) [ 55.617994][ T4902] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 55.619656][ T4902] BTRFS info (device loop0): turning on sync discard [ 55.620758][ T4902] BTRFS info (device loop0): using free space tree [ 55.621774][ T4902] BTRFS info (device loop0): has skinny extents [ 55.628215][ T4902] BTRFS info (device loop0): enabling ssd optimizations [ 55.726628][ T4923] loop0: detected capacity change from 0 to 32768 [ 55.776806][ T4923] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4923) [ 55.817297][ T4923] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 55.818808][ T4923] BTRFS info (device loop0): turning on sync discard [ 55.819795][ T4923] BTRFS info (device loop0): using free space tree [ 55.820781][ T4923] BTRFS info (device loop0): has skinny extents [ 55.827053][ T4923] BTRFS info (device loop0): enabling ssd optimizations [ 55.915395][ T4944] loop0: detected capacity change from 0 to 32768 [ 55.985980][ T4944] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4944) [ 56.047217][ T4944] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 56.048930][ T4944] BTRFS info (device loop0): turning on sync discard [ 56.050071][ T4944] BTRFS info (device loop0): using free space tree [ 56.051182][ T4944] BTRFS info (device loop0): has skinny extents [ 56.060607][ T4944] BTRFS info (device loop0): enabling ssd optimizations [ 56.163320][ T4965] loop0: detected capacity change from 0 to 32768 [ 56.207164][ T4965] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4965) [ 56.210333][ T4965] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 56.211903][ T4965] BTRFS info (device loop0): turning on sync discard [ 56.212890][ T4965] BTRFS info (device loop0): using free space tree [ 56.213865][ T4965] BTRFS info (device loop0): has skinny extents [ 56.219352][ T4965] BTRFS info (device loop0): enabling ssd optimizations [ 56.245840][ T13] Bluetooth: hci0: command 0x041b tx timeout [ 56.309157][ T4986] loop0: detected capacity change from 0 to 32768 [ 56.406323][ T4986] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (4986) [ 56.446778][ T4986] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 56.448287][ T4986] BTRFS info (device loop0): turning on sync discard [ 56.449235][ T4986] BTRFS info (device loop0): using free space tree [ 56.450182][ T4986] BTRFS info (device loop0): has skinny extents [ 56.457325][ T4986] BTRFS info (device loop0): enabling ssd optimizations [ 56.560918][ T5007] loop0: detected capacity change from 0 to 32768 [ 56.566812][ T5007] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5007) [ 56.569825][ T5007] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 56.571393][ T5007] BTRFS info (device loop0): turning on sync discard [ 56.572365][ T5007] BTRFS info (device loop0): using free space tree [ 56.573387][ T5007] BTRFS info (device loop0): has skinny extents [ 56.593906][ T5007] BTRFS info (device loop0): enabling ssd optimizations [ 56.682981][ T5028] loop0: detected capacity change from 0 to 32768 [ 56.688343][ T5028] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5028) [ 56.692292][ T5028] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 56.693722][ T5028] BTRFS info (device loop0): turning on sync discard [ 56.694674][ T5028] BTRFS info (device loop0): using free space tree [ 56.695582][ T5028] BTRFS info (device loop0): has skinny extents [ 56.701530][ T5028] BTRFS info (device loop0): enabling ssd optimizations [ 56.794774][ T5049] loop0: detected capacity change from 0 to 32768 [ 56.826698][ T5049] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5049) [ 56.930424][ T5070] loop0: detected capacity change from 0 to 32768 [ 56.936680][ T5070] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5070) [ 57.040737][ T5091] loop0: detected capacity change from 0 to 32768 [ 57.056796][ T5091] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5091) 1970/01/01 00:00:57 executed programs: 23 [ 57.164787][ T5112] loop0: detected capacity change from 0 to 32768 [ 57.239104][ T5112] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5112) [ 57.346638][ T5133] loop0: detected capacity change from 0 to 32768 [ 57.436013][ T5133] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5133) [ 57.567251][ T4291] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 10 /dev/loop0 scanned by udevd (4291) [ 57.636976][ T5154] loop0: detected capacity change from 0 to 32768 [ 57.795118][ T4291] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 10 /dev/loop0 scanned by udevd (4291) [ 57.876823][ T5175] loop0: detected capacity change from 0 to 32768 [ 58.130120][ T5197] loop0: detected capacity change from 0 to 32768 [ 58.216292][ T5197] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5197) [ 58.335985][ T4070] Bluetooth: hci0: command 0x040f tx timeout [ 58.366587][ T5218] loop0: detected capacity change from 0 to 32768 [ 58.368381][ T5218] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5218) [ 58.386041][ T5218] btrfs_printk: 44 callbacks suppressed [ 58.386047][ T5218] BTRFS info (device loop0): enabling ssd optimizations [ 58.477916][ T5239] loop0: detected capacity change from 0 to 32768 [ 58.557095][ T5239] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5239) [ 58.560014][ T5239] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 58.561580][ T5239] BTRFS info (device loop0): turning on sync discard [ 58.562654][ T5239] BTRFS info (device loop0): using free space tree [ 58.563692][ T5239] BTRFS info (device loop0): has skinny extents [ 58.580436][ T5239] BTRFS info (device loop0): enabling ssd optimizations [ 58.672409][ T5260] loop0: detected capacity change from 0 to 32768 [ 58.677934][ T5260] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5260) [ 58.681062][ T5260] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 58.682708][ T5260] BTRFS info (device loop0): turning on sync discard [ 58.683778][ T5260] BTRFS info (device loop0): using free space tree [ 58.684791][ T5260] BTRFS info (device loop0): has skinny extents [ 58.700161][ T5260] BTRFS info (device loop0): enabling ssd optimizations [ 58.790754][ T5281] loop0: detected capacity change from 0 to 32768 [ 58.796425][ T5281] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5281) [ 58.799542][ T5281] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 58.801204][ T5281] BTRFS info (device loop0): turning on sync discard [ 58.802245][ T5281] BTRFS info (device loop0): using free space tree [ 58.803283][ T5281] BTRFS info (device loop0): has skinny extents [ 58.809933][ T5281] BTRFS info (device loop0): enabling ssd optimizations [ 58.926519][ T5302] loop0: detected capacity change from 0 to 32768 [ 59.045992][ T5302] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5302) [ 59.107641][ T5302] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 59.109302][ T5302] BTRFS info (device loop0): turning on sync discard [ 59.110393][ T5302] BTRFS info (device loop0): using free space tree [ 59.111547][ T5302] BTRFS info (device loop0): has skinny extents [ 59.117392][ T5302] BTRFS info (device loop0): enabling ssd optimizations [ 59.206949][ T5323] loop0: detected capacity change from 0 to 32768 [ 59.208793][ T5323] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5323) [ 59.211988][ T5323] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 59.213638][ T5323] BTRFS info (device loop0): turning on sync discard [ 59.214767][ T5323] BTRFS info (device loop0): using free space tree [ 59.216298][ T5323] BTRFS info (device loop0): has skinny extents [ 59.225944][ T5323] BTRFS info (device loop0): enabling ssd optimizations [ 59.312291][ T5344] loop0: detected capacity change from 0 to 32768 [ 59.314243][ T5344] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5344) [ 59.317161][ T5344] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 59.318737][ T5344] BTRFS info (device loop0): turning on sync discard [ 59.319815][ T5344] BTRFS info (device loop0): using free space tree [ 59.320834][ T5344] BTRFS info (device loop0): has skinny extents [ 59.331098][ T5344] BTRFS info (device loop0): enabling ssd optimizations [ 59.432766][ T5365] loop0: detected capacity change from 0 to 32768 [ 59.434685][ T5365] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5365) [ 59.442819][ T5365] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 59.444402][ T5365] BTRFS info (device loop0): turning on sync discard [ 59.445439][ T5365] BTRFS info (device loop0): using free space tree [ 59.447243][ T5365] BTRFS info (device loop0): has skinny extents [ 59.465558][ T5365] BTRFS info (device loop0): enabling ssd optimizations [ 59.557981][ T5386] loop0: detected capacity change from 0 to 32768 [ 59.563331][ T5386] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5386) [ 59.567892][ T5386] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 59.569414][ T5386] BTRFS info (device loop0): turning on sync discard [ 59.570425][ T5386] BTRFS info (device loop0): using free space tree [ 59.571440][ T5386] BTRFS info (device loop0): has skinny extents [ 59.577973][ T5386] BTRFS info (device loop0): enabling ssd optimizations [ 59.679029][ T5407] loop0: detected capacity change from 0 to 32768 [ 59.711102][ T5407] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5407) [ 59.713910][ T5407] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 59.716217][ T5407] BTRFS info (device loop0): turning on sync discard [ 59.717292][ T5407] BTRFS info (device loop0): using free space tree [ 59.718299][ T5407] BTRFS info (device loop0): has skinny extents [ 59.724141][ T5407] BTRFS info (device loop0): enabling ssd optimizations [ 59.812918][ T5428] loop0: detected capacity change from 0 to 32768 [ 59.907497][ T5428] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5428) [ 59.910462][ T5428] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 59.912067][ T5428] BTRFS info (device loop0): turning on sync discard [ 59.913139][ T5428] BTRFS info (device loop0): using free space tree [ 59.914155][ T5428] BTRFS info (device loop0): has skinny extents [ 59.920140][ T5428] BTRFS info (device loop0): enabling ssd optimizations [ 60.026828][ T5449] loop0: detected capacity change from 0 to 32768 [ 60.106234][ T5449] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5449) [ 60.147115][ T5449] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 60.148599][ T5449] BTRFS info (device loop0): turning on sync discard [ 60.149720][ T5449] BTRFS info (device loop0): using free space tree [ 60.150733][ T5449] BTRFS info (device loop0): has skinny extents [ 60.156570][ T5449] BTRFS info (device loop0): enabling ssd optimizations [ 60.256364][ T5470] loop0: detected capacity change from 0 to 32768 [ 60.307315][ T5470] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5470) [ 60.311696][ T5470] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 60.313357][ T5470] BTRFS info (device loop0): turning on sync discard [ 60.314508][ T5470] BTRFS info (device loop0): using free space tree [ 60.315507][ T5470] BTRFS info (device loop0): has skinny extents [ 60.322941][ T5470] BTRFS info (device loop0): enabling ssd optimizations [ 60.405771][ T4490] Bluetooth: hci0: command 0x0419 tx timeout [ 60.423930][ T5491] loop0: detected capacity change from 0 to 32768 [ 60.430047][ T5491] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5491) [ 60.433450][ T5491] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 60.434959][ T5491] BTRFS info (device loop0): turning on sync discard [ 60.436266][ T5491] BTRFS info (device loop0): using free space tree [ 60.437276][ T5491] BTRFS info (device loop0): has skinny extents [ 60.446556][ T5491] BTRFS info (device loop0): enabling ssd optimizations [ 60.544965][ T5512] loop0: detected capacity change from 0 to 32768 [ 60.550335][ T5512] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5512) [ 60.554218][ T5512] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 60.556173][ T5512] BTRFS info (device loop0): turning on sync discard [ 60.557205][ T5512] BTRFS info (device loop0): using free space tree [ 60.558250][ T5512] BTRFS info (device loop0): has skinny extents [ 60.563857][ T5512] BTRFS info (device loop0): enabling ssd optimizations [ 60.661395][ T5533] loop0: detected capacity change from 0 to 32768 [ 60.664570][ T5533] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5533) [ 60.667995][ T5533] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 60.669424][ T5533] BTRFS info (device loop0): turning on sync discard [ 60.670400][ T5533] BTRFS info (device loop0): using free space tree [ 60.671345][ T5533] BTRFS info (device loop0): has skinny extents [ 60.687738][ T5533] BTRFS info (device loop0): enabling ssd optimizations [ 60.777528][ T5554] loop0: detected capacity change from 0 to 32768 [ 60.783028][ T5554] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5554) [ 60.786865][ T5554] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 60.788371][ T5554] BTRFS info (device loop0): turning on sync discard [ 60.789410][ T5554] BTRFS info (device loop0): using free space tree [ 60.790442][ T5554] BTRFS info (device loop0): has skinny extents [ 60.797294][ T5554] BTRFS info (device loop0): enabling ssd optimizations [ 60.887068][ T5575] loop0: detected capacity change from 0 to 32768 [ 60.889257][ T5575] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5575) [ 60.892036][ T5575] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 60.893606][ T5575] BTRFS info (device loop0): turning on sync discard [ 60.894540][ T5575] BTRFS info (device loop0): using free space tree [ 60.895485][ T5575] BTRFS info (device loop0): has skinny extents [ 60.908683][ T5575] BTRFS info (device loop0): enabling ssd optimizations [ 60.999991][ T5596] loop0: detected capacity change from 0 to 32768 [ 61.076443][ T5596] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5596) [ 61.117939][ T5596] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 61.119553][ T5596] BTRFS info (device loop0): turning on sync discard [ 61.120592][ T5596] BTRFS info (device loop0): using free space tree [ 61.121687][ T5596] BTRFS info (device loop0): has skinny extents [ 61.128909][ T5596] BTRFS info (device loop0): enabling ssd optimizations [ 61.234216][ T5617] loop0: detected capacity change from 0 to 32768 [ 61.237867][ T5617] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5617) [ 61.240863][ T5617] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 61.242458][ T5617] BTRFS info (device loop0): turning on sync discard [ 61.243578][ T5617] BTRFS info (device loop0): using free space tree [ 61.244609][ T5617] BTRFS info (device loop0): has skinny extents [ 61.253627][ T5617] BTRFS info (device loop0): enabling ssd optimizations [ 61.340299][ T5638] loop0: detected capacity change from 0 to 32768 [ 61.342587][ T5638] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5638) [ 61.345267][ T5638] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm [ 61.347388][ T5638] BTRFS info (device loop0): turning on sync discard [ 61.348487][ T5638] BTRFS info (device loop0): using free space tree [ 61.349468][ T5638] BTRFS info (device loop0): has skinny extents [ 61.442764][ T5659] loop0: detected capacity change from 0 to 32768 [ 61.444603][ T5659] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5659) [ 61.556840][ T5680] loop0: detected capacity change from 0 to 32768 [ 61.617147][ T5680] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5680) [ 61.721627][ T5701] loop0: detected capacity change from 0 to 32768 [ 61.757404][ T5701] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5701) [ 61.864864][ T5722] loop0: detected capacity change from 0 to 32768 [ 61.868819][ T5722] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5722) [ 61.980468][ T5743] loop0: detected capacity change from 0 to 32768 [ 62.017070][ T5743] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5743) [ 62.123515][ T5764] loop0: detected capacity change from 0 to 32768 [ 62.130066][ T5764] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5764) 1970/01/01 00:01:02 executed programs: 55 [ 62.237031][ T5786] loop0: detected capacity change from 0 to 32768 [ 62.325953][ T5786] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5786) [ 62.472255][ T5807] loop0: detected capacity change from 0 to 32768 [ 62.476433][ T5807] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5807) [ 62.577630][ T5828] loop0: detected capacity change from 0 to 32768 [ 62.636277][ T5828] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5828) [ 62.771936][ T5849] loop0: detected capacity change from 0 to 32768 [ 62.773953][ T5849] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5849) [ 62.870235][ T5870] loop0: detected capacity change from 0 to 32768 [ 62.872603][ T5870] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5870) [ 62.974710][ T5891] loop0: detected capacity change from 0 to 32768 [ 63.046481][ T5891] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5891) [ 63.226546][ T5912] loop0: detected capacity change from 0 to 32768 [ 63.286414][ T5912] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5912) [ 63.420774][ T5933] loop0: detected capacity change from 0 to 32768 [ 63.447461][ T5933] BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0 scanned by syz-executor.0 (5933) [ 63.451600][ T5933] btrfs_printk: 66 callbacks suppressed [ 63.451607][ T5933] BTRFS info (device loop0): using blake2b (blake2b-256-generic) checksum algorithm