Warning: Permanently added '10.128.0.57' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 51.933751][ T4306] loop1: detected capacity change from 0 to 32768 [ 51.965696][ T4305] loop4: detected capacity change from 0 to 32768 [ 51.969294][ T4306] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop1 scanned by syz-executor112 (4306) [ 52.000045][ T4305] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor112 (4305) [ 52.010019][ T4306] BTRFS info (device loop1): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 52.012422][ T4306] BTRFS info (device loop1): using sha256 (sha256-ce) checksum algorithm [ 52.018672][ T4310] loop2: detected capacity change from 0 to 32768 [ 52.019173][ T4306] BTRFS info (device loop1): enabling auto defrag [ 52.029080][ T4306] BTRFS info (device loop1): doing ref verification [ 52.030435][ T4306] BTRFS info (device loop1): use no compression [ 52.031798][ T4306] BTRFS info (device loop1): force clearing of disk cache [ 52.033348][ T4306] BTRFS info (device loop1): disabling free space tree [ 52.047184][ T4310] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor112 (4310) [ 52.050441][ T4311] loop3: detected capacity change from 0 to 32768 executing program [ 52.059665][ T4311] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor112 (4311) [ 52.062169][ T4312] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4312) [ 52.092631][ T4307] loop0: detected capacity change from 0 to 32768 [ 52.095144][ T4307] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4307) [ 52.139020][ T4314] I/O error, dev loop2, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 52.300430][ T4306] BTRFS info (device loop1): enabling ssd optimizations [ 52.306518][ T4306] BTRFS info (device loop1): rebuilding free space tree [ 52.312478][ T4318] loop4: detected capacity change from 0 to 32768 [ 52.314730][ T4318] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor112 (4318) executing program [ 52.358837][ T4312] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 executing program [ 52.401576][ T4306] BTRFS info (device loop1): disabling free space tree [ 52.412313][ T4306] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 52.414521][ T4306] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) executing program [ 52.469768][ T4306] BTRFS info (device loop1): balance: start -d -m [ 52.472643][ T4306] BTRFS info (device loop1): relocating block group 6881280 flags data|metadata executing program [ 52.528468][ T4306] BTRFS info (device loop1): relocating block group 5242880 flags data|metadata [ 52.622496][ T4306] BTRFS info (device loop1): found 9 extents, stage: move data extents [ 52.636316][ T4306] BTRFS info (device loop1): found 1 extents, stage: update data pointers [ 52.648308][ T4306] BTRFS info (device loop1): balance: ended with status: 0 [ 52.674916][ T4297] BTRFS info (device loop1): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d executing program [ 52.879408][ T4343] loop2: detected capacity change from 0 to 32768 [ 52.888632][ T4343] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop2 scanned by syz-executor112 (4343) [ 52.894887][ T4343] BTRFS info (device loop2): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 52.898026][ T4343] BTRFS info (device loop2): using sha256 (sha256-ce) checksum algorithm [ 52.903062][ T4343] BTRFS info (device loop2): enabling auto defrag [ 52.904874][ T4343] BTRFS info (device loop2): doing ref verification [ 52.906551][ T4343] BTRFS info (device loop2): use no compression [ 52.908222][ T4343] BTRFS info (device loop2): force clearing of disk cache [ 52.918978][ T4343] BTRFS info (device loop2): disabling free space tree [ 52.956868][ T4339] loop3: detected capacity change from 0 to 32768 [ 52.979795][ T4339] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor112 (4339) [ 52.994924][ T4327] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4327) [ 53.021190][ T4341] loop4: detected capacity change from 0 to 32768 executing program [ 53.036973][ T4341] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor112 (4341) [ 53.096308][ T4337] loop0: detected capacity change from 0 to 32768 [ 53.101104][ T4337] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4337) [ 53.110276][ T4343] BTRFS info (device loop2): enabling ssd optimizations [ 53.115564][ T4343] BTRFS info (device loop2): rebuilding free space tree [ 53.124323][ T4302] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4302) [ 53.138174][ T4343] BTRFS info (device loop2): disabling free space tree [ 53.144717][ T4343] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 53.146826][ T4343] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) executing program executing program [ 53.248230][ T4343] BTRFS info (device loop2): balance: start -d -m [ 53.250233][ T4343] BTRFS info (device loop2): relocating block group 6881280 flags data|metadata [ 53.273409][ T4343] BTRFS info (device loop2): relocating block group 5242880 flags data|metadata [ 53.319538][ T4343] BTRFS info (device loop2): found 9 extents, stage: move data extents [ 53.367013][ T4343] BTRFS info (device loop2): found 1 extents, stage: update data pointers [ 53.416932][ T4343] BTRFS info (device loop2): balance: ended with status: 0 [ 53.442856][ T4299] BTRFS info (device loop2): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 53.454618][ T4357] loop1: detected capacity change from 0 to 32768 [ 53.496788][ T4357] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop1 scanned by syz-executor112 (4357) [ 53.528809][ T4357] BTRFS info (device loop1): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 53.531322][ T4357] BTRFS info (device loop1): using sha256 (sha256-ce) checksum algorithm [ 53.533170][ T4357] BTRFS info (device loop1): enabling auto defrag [ 53.534781][ T4357] BTRFS info (device loop1): doing ref verification [ 53.536274][ T4357] BTRFS info (device loop1): use no compression [ 53.567655][ T4375] loop3: detected capacity change from 0 to 32768 [ 53.570284][ T4375] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor112 (4375) executing program [ 53.609439][ T4357] BTRFS info (device loop1): force clearing of disk cache [ 53.610972][ T4357] BTRFS info (device loop1): disabling free space tree [ 53.619222][ T4327] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 executing program [ 53.758912][ T4357] BTRFS info (device loop1): enabling ssd optimizations [ 53.761223][ T4357] BTRFS info (device loop1): rebuilding free space tree [ 53.769689][ T4357] BTRFS info (device loop1): disabling free space tree [ 53.771163][ T4357] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 53.772991][ T4357] BTRFS info (device loop1): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 53.819038][ T4357] BTRFS info (device loop1): balance: start -d -m [ 53.820875][ T4357] BTRFS info (device loop1): relocating block group 6881280 flags data|metadata [ 53.836655][ T4381] loop0: detected capacity change from 0 to 32768 [ 53.848876][ T4381] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4381) [ 53.887216][ T4357] BTRFS info (device loop1): relocating block group 5242880 flags data|metadata [ 53.898818][ T4327] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 53.905646][ T518] BTRFS warning (device loop1): Skipping commit of aborted transaction. [ 53.907375][ T518] ------------[ cut here ]------------ [ 53.908749][ T518] WARNING: CPU: 1 PID: 518 at fs/btrfs/transaction.c:1994 cleanup_transaction+0x680/0x774 [ 53.910832][ T518] Modules linked in: [ 53.911652][ T518] CPU: 1 PID: 518 Comm: kworker/u4:5 Not tainted 6.1.114-syzkaller #0 [ 53.913372][ T518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 53.915489][ T518] Workqueue: events_unbound btrfs_async_reclaim_metadata_space [ 53.917075][ T518] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 53.918903][ T518] pc : cleanup_transaction+0x680/0x774 [ 53.920140][ T518] lr : cleanup_transaction+0x680/0x774 [ 53.921375][ T518] sp : ffff800022387580 [ 53.922256][ T518] x29: ffff800022387660 x28: ffff0000dfadc150 x27: ffff700004470eb8 [ 53.923981][ T518] x26: 1fffe0001bf5b834 x25: 0000000000000000 x24: ffff0000dfadc1a0 [ 53.925805][ T518] x23: 00000000ffffffe4 x22: ffff8000223875c0 x21: ffff0000c40d2000 [ 53.927460][ T518] x20: dfff800000000000 x19: 0000000000000000 x18: ffff800022386a60 [ 53.929311][ T518] x17: 0000000000000000 x16: ffff800012290d3c x15: 0000000000000000 [ 53.931156][ T518] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000000001 [ 53.933027][ T518] x11: 0000000000ff0100 x10: 0000000000000000 x9 : 4e99cd007213b200 [ 53.934749][ T518] x8 : 4e99cd007213b200 x7 : 0000000000000001 x6 : 0000000000000001 [ 53.936407][ T518] x5 : ffff800022386e78 x4 : ffff800015ab3880 x3 : ffff80000858aa54 [ 53.938059][ T518] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 [ 53.939818][ T518] Call trace: [ 53.940461][ T518] cleanup_transaction+0x680/0x774 [ 53.941615][ T518] btrfs_commit_transaction+0x2358/0x2cd4 [ 53.942802][ T518] flush_space+0x870/0xdb8 [ 53.943675][ T518] btrfs_async_reclaim_metadata_space+0x260/0x30c [ 53.945092][ T518] process_one_work+0x7ac/0x1404 [ 53.946180][ T518] worker_thread+0x8e4/0xfec [ 53.947123][ T518] kthread+0x250/0x2d8 [ 53.947989][ T518] ret_from_fork+0x10/0x20 [ 53.948920][ T518] irq event stamp: 208868 [ 53.949895][ T518] hardirqs last enabled at (208867): [] __up_console_sem+0xb4/0x100 [ 53.951863][ T518] hardirqs last disabled at (208868): [] el1_dbg+0x24/0x80 [ 53.953771][ T518] softirqs last enabled at (206800): [] handle_softirqs+0xb84/0xd58 [ 53.955865][ T518] softirqs last disabled at (206597): [] __do_softirq+0x14/0x20 [ 53.957843][ T518] ---[ end trace 0000000000000000 ]--- [ 53.992556][ T518] BTRFS info (device loop1: state A): dumping space info: [ 53.994216][ T518] BTRFS info (device loop1: state A): space_info DATA+METADATA has 7274496 free, is full [ 53.996398][ T518] BTRFS info (device loop1: state A): space_info total=9895936, used=49152, pinned=12288, reserved=0, may_use=983040, readonly=1576960 zone_unusable=0 [ 54.003462][ T518] BTRFS info (device loop1: state A): space_info SYSTEM has 4186112 free, is not full [ 54.005365][ T518] BTRFS info (device loop1: state A): space_info total=4194304, used=4096, pinned=4096, reserved=0, may_use=0, readonly=0 zone_unusable=0 [ 54.008245][ T518] BTRFS info (device loop1: state A): global_block_rsv: size 983040 reserved 983040 [ 54.014513][ T518] BTRFS info (device loop1: state A): trans_block_rsv: size 0 reserved 0 [ 54.016384][ T518] BTRFS info (device loop1: state A): chunk_block_rsv: size 0 reserved 0 [ 54.018193][ T518] BTRFS info (device loop1: state A): delayed_block_rsv: size 0 reserved 0 [ 54.024374][ T518] BTRFS info (device loop1: state A): delayed_refs_rsv: size 0 reserved 0 [ 54.026142][ T518] BTRFS: error (device loop1: state A) in cleanup_transaction:1994: errno=-28 No space left [ 54.028193][ T518] BTRFS info (device loop1: state EA): forced readonly [ 54.034594][ T4357] BTRFS info (device loop1: state EA): balance: ended with status: -5 [ 54.042772][ T4297] BTRFS info (device loop1: state EA): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 54.050679][ T4379] loop4: detected capacity change from 0 to 32768 [ 54.097044][ T4379] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop4 scanned by syz-executor112 (4379) executing program [ 54.110349][ T4389] loop2: detected capacity change from 0 to 32768 [ 54.158472][ T4389] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor112 (4389) [ 54.163482][ T4379] BTRFS info (device loop4): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 54.165982][ T4327] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4327) [ 54.175610][ T4379] BTRFS info (device loop4): using sha256 (sha256-ce) checksum algorithm executing program [ 54.212741][ T4379] BTRFS info (device loop4): enabling auto defrag [ 54.214221][ T4379] BTRFS info (device loop4): doing ref verification [ 54.215554][ T4379] BTRFS info (device loop4): use no compression [ 54.216912][ T4379] BTRFS info (device loop4): force clearing of disk cache [ 54.218405][ T4379] BTRFS info (device loop4): disabling free space tree executing program [ 54.325399][ T4402] loop3: detected capacity change from 0 to 32768 [ 54.362924][ T4402] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor112 (4402) [ 54.393399][ T4312] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by udevd (4312) [ 54.408537][ T4427] loop1: detected capacity change from 0 to 32768 [ 54.410700][ T4427] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4427) executing program [ 54.459063][ T4379] BTRFS info (device loop4): enabling ssd optimizations [ 54.461693][ T4379] BTRFS info (device loop4): rebuilding free space tree [ 54.466411][ T4327] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 54.489888][ T4379] BTRFS info (device loop4): disabling free space tree [ 54.491478][ T4379] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 54.493585][ T4379] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 54.539746][ T4418] loop0: detected capacity change from 0 to 32768 [ 54.571223][ T4379] BTRFS info (device loop4): balance: start -d -m [ 54.573085][ T4379] BTRFS info (device loop4): relocating block group 6881280 flags data|metadata [ 54.587525][ T4418] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4418) [ 54.607891][ T4379] BTRFS info (device loop4): relocating block group 5242880 flags data|metadata [ 54.617457][ T4327] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4327) executing program executing program [ 54.785486][ T4379] BTRFS info (device loop4): found 9 extents, stage: move data extents [ 54.827089][ T4379] BTRFS info (device loop4): found 1 extents, stage: update data pointers [ 54.870349][ T4379] BTRFS info (device loop4): balance: ended with status: 0 [ 54.887284][ T4298] BTRFS info (device loop4): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 54.950355][ T4446] loop3: detected capacity change from 0 to 32768 [ 54.970079][ T4327] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop3 scanned by udevd (4327) executing program [ 55.029477][ T4446] BTRFS info (device loop3): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 55.031760][ T4446] BTRFS info (device loop3): using sha256 (sha256-ce) checksum algorithm [ 55.033541][ T4446] BTRFS info (device loop3): enabling auto defrag [ 55.034894][ T4446] BTRFS info (device loop3): doing ref verification [ 55.038609][ T4426] loop2: detected capacity change from 0 to 32768 [ 55.047313][ T4426] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor112 (4426) [ 55.052858][ T4446] BTRFS info (device loop3): use no compression [ 55.054166][ T4446] BTRFS info (device loop3): force clearing of disk cache [ 55.055702][ T4446] BTRFS info (device loop3): disabling free space tree [ 55.064702][ T4312] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4312) executing program [ 55.179001][ T4446] BTRFS info (device loop3): enabling ssd optimizations [ 55.181449][ T4446] BTRFS info (device loop3): rebuilding free space tree [ 55.189490][ T4446] BTRFS info (device loop3): disabling free space tree [ 55.191010][ T4446] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 55.198991][ T4446] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 55.216637][ T4446] BTRFS info (device loop3): balance: start -d -m [ 55.218368][ T4446] BTRFS info (device loop3): relocating block group 6881280 flags data|metadata [ 55.230214][ T4446] BTRFS info (device loop3): relocating block group 5242880 flags data|metadata [ 55.248065][ T4452] loop1: detected capacity change from 0 to 32768 [ 55.258456][ T4452] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4452) [ 55.339043][ T4327] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 executing program [ 55.507077][ T4451] loop0: detected capacity change from 0 to 32768 [ 55.529710][ T4451] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop0 scanned by syz-executor112 (4451) [ 55.565808][ T4462] loop2: detected capacity change from 0 to 32768 executing program [ 55.598231][ T4462] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor112 (4462) [ 55.628172][ T4312] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4312) [ 55.660742][ T4457] loop4: detected capacity change from 0 to 32768 [ 55.662869][ T4457] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor112 (4457) executing program [ 55.689397][ T4302] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 55.769344][ T4480] loop3: detected capacity change from 0 to 32768 [ 55.772244][ T4480] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor112 (4480) [ 55.842154][ T4302] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 executing program executing program executing program [ 56.156206][ T4489] loop1: detected capacity change from 0 to 32768 [ 56.183557][ T4312] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop1 scanned by udevd (4312) [ 56.317835][ T4510] loop0: detected capacity change from 0 to 32768 [ 56.330862][ T4510] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4510) [ 56.340394][ T4312] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4312) executing program [ 56.607989][ T4501] loop2: detected capacity change from 0 to 32768 [ 56.638608][ T4312] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4312) [ 56.651312][ T4501] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor112 (4501) [ 56.683440][ T4505] loop3: detected capacity change from 0 to 32768 executing program [ 56.695699][ T4505] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop3 scanned by syz-executor112 (4505) [ 56.773189][ T4507] loop4: detected capacity change from 0 to 32768 [ 56.786460][ T4507] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor112 (4507) [ 56.819503][ T4327] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4327) executing program executing program [ 56.966261][ T4534] loop1: detected capacity change from 0 to 32768 [ 56.968581][ T4534] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4534) [ 57.026557][ T4530] loop0: detected capacity change from 0 to 32768 [ 57.028701][ T4530] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4530) [ 57.038991][ T4505] _btrfs_printk: 48 callbacks suppressed [ 57.039004][ T4505] BTRFS info (device loop3): enabling ssd optimizations [ 57.043100][ T4505] BTRFS info (device loop3): rebuilding free space tree [ 57.053199][ T4505] BTRFS info (device loop3): disabling free space tree [ 57.054672][ T4505] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 57.056638][ T4505] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 57.058834][ T4302] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 57.090308][ T4312] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 57.106526][ T4505] BTRFS info (device loop3): balance: start -d -m [ 57.108373][ T4505] BTRFS info (device loop3): relocating block group 6881280 flags data|metadata [ 57.170569][ T4546] loop2: detected capacity change from 0 to 32768 [ 57.219501][ T4546] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor112 (4546) [ 57.220564][ T4505] BTRFS info (device loop3): relocating block group 5242880 flags data|metadata [ 57.226229][ T4312] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4312) executing program executing program [ 57.312404][ T4505] BTRFS info (device loop3): found 9 extents, stage: move data extents [ 57.340878][ T4505] BTRFS info (device loop3): found 1 extents, stage: update data pointers [ 57.357032][ T4505] BTRFS info (device loop3): balance: ended with status: 0 executing program [ 57.407318][ T4300] BTRFS info (device loop3): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d executing program [ 57.639050][ T4545] loop4: detected capacity change from 0 to 32768 [ 57.674095][ T4545] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop4 scanned by syz-executor112 (4545) [ 57.698261][ T4545] BTRFS info (device loop4): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 57.700911][ T4545] BTRFS info (device loop4): using sha256 (sha256-ce) checksum algorithm [ 57.702969][ T4545] BTRFS info (device loop4): enabling auto defrag [ 57.704436][ T4545] BTRFS info (device loop4): doing ref verification [ 57.705774][ T4545] BTRFS info (device loop4): use no compression [ 57.707094][ T4545] BTRFS info (device loop4): force clearing of disk cache [ 57.719311][ T4545] BTRFS info (device loop4): disabling free space tree [ 57.949260][ T4562] loop1: detected capacity change from 0 to 32768 [ 57.982130][ T4560] loop2: detected capacity change from 0 to 32768 [ 57.997735][ T4562] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4562) [ 58.009368][ T4560] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor112 (4560) [ 58.029356][ T4327] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4327) [ 58.051329][ T4312] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4312) [ 58.054412][ T4566] loop3: detected capacity change from 0 to 32768 [ 58.057521][ T4566] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor112 (4566) executing program [ 58.090440][ T4564] loop0: detected capacity change from 0 to 32768 [ 58.092779][ T4545] BTRFS info (device loop4): enabling ssd optimizations [ 58.094886][ T4545] BTRFS info (device loop4): rebuilding free space tree executing program [ 58.112470][ T4564] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4564) [ 58.116426][ T4545] BTRFS info (device loop4): disabling free space tree [ 58.117896][ T4545] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 58.129280][ T4545] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 58.168998][ T4302] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 58.200988][ T4545] BTRFS info (device loop4): balance: start -d -m [ 58.202876][ T4545] BTRFS info (device loop4): relocating block group 6881280 flags data|metadata [ 58.228920][ T4328] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 58.232827][ T4545] BTRFS info (device loop4): relocating block group 5242880 flags data|metadata [ 58.309627][ T4545] BTRFS info (device loop4): found 9 extents, stage: move data extents [ 58.354639][ T4545] BTRFS info (device loop4): found 1 extents, stage: update data pointers [ 58.406822][ T4545] BTRFS info (device loop4): balance: ended with status: 0 executing program [ 58.450847][ T4298] BTRFS info (device loop4): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 58.500348][ T4587] loop1: detected capacity change from 0 to 32768 executing program [ 58.523206][ T4587] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4587) [ 58.534893][ T4312] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop1 scanned by udevd (4312) executing program executing program [ 58.822014][ T4592] loop3: detected capacity change from 0 to 32768 [ 58.852548][ T4592] BTRFS info (device loop3): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 58.869409][ T4592] BTRFS info (device loop3): using sha256 (sha256-ce) checksum algorithm [ 58.871183][ T4592] BTRFS info (device loop3): enabling auto defrag [ 58.887024][ T4592] BTRFS info (device loop3): doing ref verification [ 58.888425][ T4592] BTRFS info (device loop3): use no compression [ 58.900321][ T4592] BTRFS info (device loop3): force clearing of disk cache [ 58.901918][ T4592] BTRFS info (device loop3): disabling free space tree [ 58.949564][ T4588] loop2: detected capacity change from 0 to 32768 [ 58.951904][ T4588] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor112 (4588) [ 59.002208][ T4592] BTRFS info (device loop3): enabling ssd optimizations [ 59.004907][ T4592] BTRFS info (device loop3): rebuilding free space tree [ 59.013145][ T4592] BTRFS info (device loop3): disabling free space tree [ 59.014534][ T4592] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 59.019549][ T4592] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 59.056081][ T4592] BTRFS info (device loop3): balance: start -d -m [ 59.059500][ T4592] BTRFS info (device loop3): relocating block group 6881280 flags data|metadata [ 59.094712][ T4592] BTRFS info (device loop3): relocating block group 5242880 flags data|metadata [ 59.109511][ T4594] loop0: detected capacity change from 0 to 32768 [ 59.166530][ T4312] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4312) executing program [ 59.186674][ T4598] loop4: detected capacity change from 0 to 32768 [ 59.193048][ T4594] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4594) [ 59.205801][ T4598] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor112 (4598) [ 59.235170][ T4592] BTRFS info (device loop3): found 9 extents, stage: move data extents [ 59.242577][ T4312] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 59.258716][ T4592] BTRFS info (device loop3): found 1 extents, stage: update data pointers [ 59.277225][ T4592] BTRFS info (device loop3): balance: ended with status: 0 [ 59.291806][ T4599] loop1: detected capacity change from 0 to 32768 [ 59.294755][ T4300] BTRFS info (device loop3): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 59.299754][ T4599] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4599) [ 59.331458][ T4312] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 executing program executing program executing program executing program [ 59.769416][ T4621] loop2: detected capacity change from 0 to 32768 [ 59.799843][ T4621] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop2 scanned by syz-executor112 (4621) [ 59.805532][ T4621] BTRFS info (device loop2): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 59.809789][ T4621] BTRFS info (device loop2): using sha256 (sha256-ce) checksum algorithm [ 59.811772][ T4621] BTRFS info (device loop2): enabling auto defrag [ 59.813263][ T4621] BTRFS info (device loop2): doing ref verification [ 59.814612][ T4621] BTRFS info (device loop2): use no compression [ 59.815864][ T4621] BTRFS info (device loop2): force clearing of disk cache [ 59.817180][ T4621] BTRFS info (device loop2): disabling free space tree [ 59.837322][ T4624] loop3: detected capacity change from 0 to 32768 [ 59.839533][ T4624] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor112 (4624) [ 59.905010][ T4628] loop4: detected capacity change from 0 to 32768 [ 59.907283][ T4628] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor112 (4628) [ 59.916712][ T4626] loop1: detected capacity change from 0 to 32768 [ 59.918831][ T4327] I/O error, dev loop3, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 59.928937][ T4626] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4626) [ 59.933607][ T4630] loop0: detected capacity change from 0 to 32768 [ 59.956983][ T4630] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4630) [ 59.976742][ T4302] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 59.990092][ T4328] I/O error, dev loop1, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 60.003858][ T4621] BTRFS info (device loop2): enabling ssd optimizations [ 60.006136][ T4621] BTRFS info (device loop2): rebuilding free space tree [ 60.014125][ T4621] BTRFS info (device loop2): disabling free space tree [ 60.015659][ T4621] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 60.017617][ T4621] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) executing program [ 60.072281][ T4621] BTRFS info (device loop2): balance: start -d -m [ 60.074132][ T4621] BTRFS info (device loop2): relocating block group 6881280 flags data|metadata executing program executing program [ 60.144486][ T4621] BTRFS info (device loop2): relocating block group 5242880 flags data|metadata [ 60.252146][ T4621] BTRFS info (device loop2): found 9 extents, stage: move data extents [ 60.309895][ T4621] BTRFS info (device loop2): found 1 extents, stage: update data pointers [ 60.341128][ T4621] BTRFS info (device loop2): balance: ended with status: 0 executing program [ 60.358513][ T4299] BTRFS info (device loop2): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d executing program [ 60.537647][ T4651] loop3: detected capacity change from 0 to 32768 [ 60.555958][ T4651] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop3 scanned by syz-executor112 (4651) [ 60.586151][ T4651] BTRFS info (device loop3): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 60.588386][ T4651] BTRFS info (device loop3): using sha256 (sha256-ce) checksum algorithm [ 60.596303][ T4651] BTRFS info (device loop3): enabling auto defrag [ 60.597840][ T4651] BTRFS info (device loop3): doing ref verification [ 60.601640][ T4651] BTRFS info (device loop3): use no compression [ 60.603072][ T4651] BTRFS info (device loop3): force clearing of disk cache [ 60.604660][ T4651] BTRFS info (device loop3): disabling free space tree [ 60.614719][ T4655] loop1: detected capacity change from 0 to 32768 [ 60.637885][ T4655] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4655) [ 60.646294][ T4327] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4327) executing program [ 60.699490][ T4652] loop4: detected capacity change from 0 to 32768 [ 60.730550][ T4302] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4302) [ 60.741615][ T4652] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor112 (4652) executing program [ 60.864337][ T4651] BTRFS info (device loop3): enabling ssd optimizations [ 60.867054][ T4651] BTRFS info (device loop3): rebuilding free space tree [ 60.874981][ T4651] BTRFS info (device loop3): disabling free space tree [ 60.880487][ T4651] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 60.882506][ T4651] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 60.888629][ T4658] loop0: detected capacity change from 0 to 32768 [ 60.898321][ T4658] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4658) [ 60.914821][ T4312] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4312) [ 60.920411][ T4651] BTRFS info (device loop3): balance: start -d -m [ 60.926350][ T4651] BTRFS info (device loop3): relocating block group 6881280 flags data|metadata [ 60.940565][ T4651] BTRFS info (device loop3): relocating block group 5242880 flags data|metadata executing program [ 60.970363][ T4651] BTRFS info (device loop3): found 9 extents, stage: move data extents [ 60.995262][ T4651] BTRFS info (device loop3): found 1 extents, stage: update data pointers [ 61.079374][ T4670] loop1: detected capacity change from 0 to 32768 [ 61.094547][ T4670] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4670) [ 61.107255][ T4651] BTRFS info (device loop3): balance: ended with status: 0 [ 61.119148][ T4302] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4302) executing program [ 61.190324][ T4300] BTRFS info (device loop3): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 61.351344][ T4661] loop2: detected capacity change from 0 to 32768 [ 61.363170][ T4661] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop2 scanned by syz-executor112 (4661) executing program [ 61.372679][ T4661] BTRFS info (device loop2): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 61.375060][ T4661] BTRFS info (device loop2): using sha256 (sha256-ce) checksum algorithm [ 61.377049][ T4661] BTRFS info (device loop2): enabling auto defrag [ 61.388948][ T4661] BTRFS info (device loop2): doing ref verification [ 61.408960][ T4661] BTRFS info (device loop2): use no compression [ 61.410283][ T4661] BTRFS info (device loop2): force clearing of disk cache [ 61.419088][ T4661] BTRFS info (device loop2): disabling free space tree [ 61.497687][ T4685] loop0: detected capacity change from 0 to 32768 [ 61.523068][ T4685] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4685) [ 61.524348][ T4683] loop4: detected capacity change from 0 to 32768 [ 61.549730][ T4683] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor112 (4683) [ 61.557809][ T4312] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4312) [ 61.561619][ T4327] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by udevd (4327) executing program [ 61.582100][ T4661] BTRFS info (device loop2): enabling ssd optimizations [ 61.590093][ T4661] BTRFS info (device loop2): rebuilding free space tree [ 61.600094][ T4661] BTRFS info (device loop2): disabling free space tree [ 61.601551][ T4661] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 61.603462][ T4661] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) executing program [ 61.890205][ T4713] loop4: detected capacity change from 0 to 32768 [ 61.899925][ T4713] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor112 (4713) [ 61.939923][ T4312] I/O error, dev loop4, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 62.017880][ T4693] loop3: detected capacity change from 0 to 32768 [ 62.036708][ T4693] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop3 scanned by syz-executor112 (4693) [ 62.047296][ T4689] loop1: detected capacity change from 0 to 32768 [ 62.075102][ T4693] _btrfs_printk: 7 callbacks suppressed [ 62.075117][ T4693] BTRFS info (device loop3): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 62.078555][ T4689] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4689) [ 62.081907][ T4693] BTRFS info (device loop3): using sha256 (sha256-ce) checksum algorithm [ 62.083758][ T4693] BTRFS info (device loop3): enabling auto defrag executing program [ 62.089235][ T4693] BTRFS info (device loop3): doing ref verification [ 62.090915][ T4693] BTRFS info (device loop3): use no compression executing program [ 62.099663][ T4693] BTRFS info (device loop3): force clearing of disk cache [ 62.101230][ T4693] BTRFS info (device loop3): disabling free space tree [ 62.185106][ T4715] loop0: detected capacity change from 0 to 32768 executing program [ 62.209262][ T4715] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4715) [ 62.213759][ T4693] BTRFS info (device loop3): enabling ssd optimizations [ 62.218203][ T4693] BTRFS info (device loop3): rebuilding free space tree [ 62.226727][ T4693] BTRFS info (device loop3): disabling free space tree [ 62.237761][ T4327] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4327) [ 62.247811][ T4693] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 62.255115][ T4693] BTRFS info (device loop3): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 62.319189][ T4693] BTRFS info (device loop3): balance: start -d -m [ 62.320999][ T4693] BTRFS info (device loop3): relocating block group 6881280 flags data|metadata [ 62.360501][ T4693] BTRFS info (device loop3): relocating block group 5242880 flags data|metadata executing program [ 62.466452][ T4693] BTRFS info (device loop3): found 9 extents, stage: move data extents [ 62.510753][ T4693] BTRFS info (device loop3): found 1 extents, stage: update data pointers [ 62.532430][ T4693] BTRFS info (device loop3): balance: ended with status: 0 [ 62.558571][ T4300] BTRFS info (device loop3): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d executing program [ 62.670548][ T4722] loop4: detected capacity change from 0 to 32768 [ 62.676948][ T4722] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop4 scanned by syz-executor112 (4722) [ 62.686364][ T4722] BTRFS info (device loop4): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 62.688630][ T4721] loop2: detected capacity change from 0 to 32768 [ 62.692353][ T4722] BTRFS info (device loop4): using sha256 (sha256-ce) checksum algorithm [ 62.694350][ T4722] BTRFS info (device loop4): enabling auto defrag [ 62.696680][ T4722] BTRFS info (device loop4): doing ref verification [ 62.698250][ T4722] BTRFS info (device loop4): use no compression [ 62.703289][ T4722] BTRFS info (device loop4): force clearing of disk cache [ 62.705888][ T4722] BTRFS info (device loop4): disabling free space tree [ 62.748990][ T4721] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by syz-executor112 (4721) [ 62.771953][ T4327] BTRFS warning: duplicate device /dev/loop2 devid 1 generation 8 scanned by udevd (4327) executing program [ 62.850826][ T4739] loop1: detected capacity change from 0 to 32768 [ 62.873131][ T4739] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4739) [ 62.883159][ T4327] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by udevd (4327) [ 62.936173][ T4722] BTRFS info (device loop4): enabling ssd optimizations [ 62.938635][ T4722] BTRFS info (device loop4): rebuilding free space tree [ 62.969733][ T4722] BTRFS info (device loop4): disabling free space tree [ 62.971277][ T4722] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 62.973437][ T4722] BTRFS info (device loop4): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) executing program [ 63.018315][ T4745] loop0: detected capacity change from 0 to 32768 [ 63.023224][ T4747] loop3: detected capacity change from 0 to 32768 [ 63.049180][ T4747] BTRFS warning: duplicate device /dev/loop3 devid 1 generation 8 scanned by syz-executor112 (4747) [ 63.080620][ T4722] BTRFS info (device loop4): balance: start -d -m [ 63.082541][ T4722] BTRFS info (device loop4): relocating block group 6881280 flags data|metadata [ 63.117696][ T4745] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4745) [ 63.179076][ T4327] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by udevd (4327) [ 63.210384][ T4722] BTRFS info (device loop4): relocating block group 5242880 flags data|metadata executing program [ 63.285964][ T4722] BTRFS info (device loop4): found 9 extents, stage: move data extents [ 63.315587][ T4722] BTRFS info (device loop4): found 1 extents, stage: update data pointers [ 63.334770][ T4722] BTRFS info (device loop4): balance: ended with status: 0 [ 63.351265][ T4298] BTRFS info (device loop4): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d executing program executing program [ 63.497990][ T4760] loop2: detected capacity change from 0 to 32768 [ 63.510651][ T4760] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop2 scanned by syz-executor112 (4760) [ 63.533839][ T4760] BTRFS info (device loop2): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 63.540945][ T4760] BTRFS info (device loop2): using sha256 (sha256-ce) checksum algorithm [ 63.542714][ T4760] BTRFS info (device loop2): enabling auto defrag [ 63.556275][ T4760] BTRFS info (device loop2): doing ref verification [ 63.557733][ T4760] BTRFS info (device loop2): use no compression [ 63.571274][ T4760] BTRFS info (device loop2): force clearing of disk cache [ 63.572898][ T4760] BTRFS info (device loop2): disabling free space tree [ 63.678897][ T4760] BTRFS info (device loop2): enabling ssd optimizations [ 63.681205][ T4760] BTRFS info (device loop2): rebuilding free space tree [ 63.686324][ T4760] BTRFS info (device loop2): disabling free space tree [ 63.693064][ T4760] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 63.695134][ T4760] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 63.719146][ T4773] loop0: detected capacity change from 0 to 32768 [ 63.721364][ T4769] loop1: detected capacity change from 0 to 32768 [ 63.729093][ T4773] BTRFS warning: duplicate device /dev/loop0 devid 1 generation 8 scanned by syz-executor112 (4773) [ 63.739506][ T4769] BTRFS warning: duplicate device /dev/loop1 devid 1 generation 8 scanned by syz-executor112 (4769) [ 63.775213][ T4760] BTRFS info (device loop2): balance: start -d -m [ 63.777070][ T4760] BTRFS info (device loop2): relocating block group 6881280 flags data|metadata [ 63.820428][ T4327] I/O error, dev loop0, sector 32640 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2 [ 63.869617][ T4760] BTRFS info (device loop2): relocating block group 5242880 flags data|metadata [ 63.880020][ T4777] loop4: detected capacity change from 0 to 32768 [ 63.889134][ T4777] BTRFS warning: duplicate device /dev/loop4 devid 1 generation 8 scanned by syz-executor112 (4777)