------------[ cut here ]------------ WARNING: CPU: 1 PID: 4291 at fs/btrfs/block-rsv.c:479 btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:479 Modules linked in: CPU: 1 PID: 4291 Comm: syz-executor412 Not tainted 6.1.129-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:479 lr : btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:479 sp : ffff800021107670 x29: ffff800021107670 x28: dead000000000100 x27: 0000000000000000 x26: 0000000000000001 x25: ffff0000d185f000 x24: 0000000000000000 x23: 1fffe0001a30be32 x22: ffff0000d0924178 x21: dfff800000000000 x20: 000000000001f000 x19: ffff0000d0924410 x18: ffff0000d00d3448 x17: ffff800015aed000 x16: ffff80000825bfc4 x15: 0000000000000000 x14: 1ffff00002b5e0b2 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000a39d31c x8 : ffff0000ca168000 x7 : ffff80000a39b9f4 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000831b2fc x2 : 0000000000000001 x1 : 000000000001f000 x0 : 0000000000000000 Call trace: btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:479 btrfs_free_block_groups+0x938/0xc9c fs/btrfs/block-group.c:4204 close_ctree+0x5f0/0xb10 fs/btrfs/disk-io.c:4773 btrfs_put_super+0x70/0x80 fs/btrfs/super.c:397 generic_shutdown_super+0x130/0x328 fs/super.c:501 kill_anon_super+0x4c/0x74 fs/super.c:1128 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2449 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0x240/0x2f0 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2080/0x2cb8 arch/arm64/kernel/signal.c:1132 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 835684 hardirqs last enabled at (835683): [] kasan_quarantine_put+0xdc/0x204 mm/kasan/quarantine.c:242 hardirqs last disabled at (835684): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (831838): [] softirq_handle_end kernel/softirq.c:421 [inline] softirqs last enabled at (831838): [] handle_softirqs+0xb84/0xd58 kernel/softirq.c:606 softirqs last disabled at (831745): [] __do_softirq+0x14/0x20 kernel/softirq.c:612 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4291 at fs/btrfs/block-rsv.c:480 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:480 Modules linked in: CPU: 1 PID: 4291 Comm: syz-executor412 Tainted: G W 6.1.129-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:480 lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:480 sp : ffff800021107670 x29: ffff800021107670 x28: dead000000000100 x27: 0000000000000000 x26: 0000000000000001 x25: ffff0000d185f000 x24: 0000000000000000 x23: 1fffe0001a30be32 x22: ffff0000d0924178 x21: dfff800000000000 x20: 000000000001f000 x19: 0000000000020000 x18: ffff0000d00d3448 x17: ffff800015aed000 x16: ffff80000825bfc4 x15: 0000000000000000 x14: 1ffff00002b5e0b2 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000a39d328 x8 : ffff0000ca168000 x7 : ffff80000a39b9f4 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000831b2fc x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 Call trace: btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:480 btrfs_free_block_groups+0x938/0xc9c fs/btrfs/block-group.c:4204 close_ctree+0x5f0/0xb10 fs/btrfs/disk-io.c:4773 btrfs_put_super+0x70/0x80 fs/btrfs/super.c:397 generic_shutdown_super+0x130/0x328 fs/super.c:501 kill_anon_super+0x4c/0x74 fs/super.c:1128 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2449 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0x240/0x2f0 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2080/0x2cb8 arch/arm64/kernel/signal.c:1132 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 835852 hardirqs last enabled at (835851): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (835851): [] exit_to_kernel_mode+0xe8/0x118 arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (835852): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (835846): [] softirq_handle_end kernel/softirq.c:421 [inline] softirqs last enabled at (835846): [] handle_softirqs+0xb84/0xd58 kernel/softirq.c:606 softirqs last disabled at (835687): [] __do_softirq+0x14/0x20 kernel/softirq.c:612 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4291 at fs/btrfs/block-group.c:4216 btrfs_free_block_groups+0x9a8/0xc9c fs/btrfs/block-group.c:4215 Modules linked in: CPU: 1 PID: 4291 Comm: syz-executor412 Tainted: G W 6.1.129-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_free_block_groups+0x9a8/0xc9c fs/btrfs/block-group.c:4215 lr : btrfs_free_block_groups+0xbd4/0xc9c fs/btrfs/block-group.c:4215 sp : ffff8000211076a0 x29: ffff8000211076c0 x28: dead000000000100 x27: 0000000000000000 x26: 1fffe0001a124a27 x25: ffff0000d185f000 x24: 000000000001f000 x23: ffff0000d7808800 x22: ffff0000d78088b8 x21: ffff0000d0925a10 x20: ffff0000d0925138 x19: dfff800000000000 x18: ffff0000d00d3448 x17: ffff800015aed000 x16: ffff80000825bfc4 x15: 0000000000000000 x14: 1ffff00002b5e0b2 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000a3b6aa8 x8 : ffff0000ca168000 x7 : ffff80000a39b9f4 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000831b2fc x2 : 0000000000000001 x1 : 000000000001f000 x0 : 0000000000000000 Call trace: btrfs_free_block_groups+0x9a8/0xc9c fs/btrfs/block-group.c:4215 close_ctree+0x5f0/0xb10 fs/btrfs/disk-io.c:4773 btrfs_put_super+0x70/0x80 fs/btrfs/super.c:397 generic_shutdown_super+0x130/0x328 fs/super.c:501 kill_anon_super+0x4c/0x74 fs/super.c:1128 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2449 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0x240/0x2f0 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2080/0x2cb8 arch/arm64/kernel/signal.c:1132 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 835872 hardirqs last enabled at (835871): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (835871): [] exit_to_kernel_mode+0xe8/0x118 arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (835872): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (835866): [] softirq_handle_end kernel/softirq.c:421 [inline] softirqs last enabled at (835866): [] handle_softirqs+0xb84/0xd58 kernel/softirq.c:606 softirqs last disabled at (835855): [] __do_softirq+0x14/0x20 kernel/softirq.c:612 ---[ end trace 0000000000000000 ]--- _btrfs_printk: 120 callbacks suppressed BTRFS info (device loop0): space_info DATA+METADATA has 3121152 free, is not full BTRFS info (device loop0): space_info total=3276800, used=28672, pinned=0, reserved=0, may_use=126976, readonly=0 zone_unusable=0 BTRFS info (device loop0): global_block_rsv: size 0 reserved 0 BTRFS info (device loop0): trans_block_rsv: size 0 reserved 0 BTRFS info (device loop0): chunk_block_rsv: size 0 reserved 0 BTRFS info (device loop0): delayed_block_rsv: size 0 reserved 0 BTRFS info (device loop0): delayed_refs_rsv: size 131072 reserved 126976 BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4291 at fs/btrfs/block-rsv.c:479 btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:479 Modules linked in: CPU: 0 PID: 4291 Comm: syz-executor412 Tainted: G W 6.1.129-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:479 lr : btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:479 sp : ffff800021107670 x29: ffff800021107670 x28: dead000000000100 x27: 0000000000000000 x26: 0000000000000001 x25: ffff0000cdf16000 x24: 0000000000000000 x23: 1fffe00019be2c32 x22: ffff0000cd17c178 x21: dfff800000000000 x20: 000000000001f000 x19: ffff0000cd17c410 x18: ffff0000cfa39848 x17: ffff800015aed000 x16: ffff80000825bfc4 x15: ffff800008ad647c x14: 1ffff00002b5e0b2 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000a39d31c x8 : ffff0000ca168000 x7 : ffff80000a39b9f4 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000831b2fc x2 : 0000000000000001 x1 : 000000000001f000 x0 : 0000000000000000 Call trace: btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:479 btrfs_free_block_groups+0x938/0xc9c fs/btrfs/block-group.c:4204 close_ctree+0x5f0/0xb10 fs/btrfs/disk-io.c:4773 btrfs_put_super+0x70/0x80 fs/btrfs/super.c:397 generic_shutdown_super+0x130/0x328 fs/super.c:501 kill_anon_super+0x4c/0x74 fs/super.c:1128 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2449 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0x240/0x2f0 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2080/0x2cb8 arch/arm64/kernel/signal.c:1132 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 1061350 hardirqs last enabled at (1061349): [] kasan_quarantine_put+0xdc/0x204 mm/kasan/quarantine.c:242 hardirqs last disabled at (1061350): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1058968): [] softirq_handle_end kernel/softirq.c:421 [inline] softirqs last enabled at (1058968): [] handle_softirqs+0xb84/0xd58 kernel/softirq.c:606 softirqs last disabled at (1058957): [] __do_softirq+0x14/0x20 kernel/softirq.c:612 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4291 at fs/btrfs/block-rsv.c:480 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:480 Modules linked in: CPU: 0 PID: 4291 Comm: syz-executor412 Tainted: G W 6.1.129-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:480 lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:480 sp : ffff800021107670 x29: ffff800021107670 x28: dead000000000100 x27: 0000000000000000 x26: 0000000000000001 x25: ffff0000cdf16000 x24: 0000000000000000 x23: 1fffe00019be2c32 x22: ffff0000cd17c178 x21: dfff800000000000 x20: 000000000001f000 x19: 0000000000020000 x18: ffff0000cfa39848 x17: ffff800015aed000 x16: ffff80000825bfc4 x15: ffff800008ad647c x14: 1ffff00002b5e0b2 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000a39d328 x8 : ffff0000ca168000 x7 : ffff80000a39b9f4 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000831b2fc x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 Call trace: btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:480 btrfs_free_block_groups+0x938/0xc9c fs/btrfs/block-group.c:4204 close_ctree+0x5f0/0xb10 fs/btrfs/disk-io.c:4773 btrfs_put_super+0x70/0x80 fs/btrfs/super.c:397 generic_shutdown_super+0x130/0x328 fs/super.c:501 kill_anon_super+0x4c/0x74 fs/super.c:1128 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2449 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0x240/0x2f0 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2080/0x2cb8 arch/arm64/kernel/signal.c:1132 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 1061380 hardirqs last enabled at (1061379): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (1061379): [] exit_to_kernel_mode+0xe8/0x118 arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (1061380): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1061374): [] softirq_handle_end kernel/softirq.c:421 [inline] softirqs last enabled at (1061374): [] handle_softirqs+0xb84/0xd58 kernel/softirq.c:606 softirqs last disabled at (1061355): [] __do_softirq+0x14/0x20 kernel/softirq.c:612 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4291 at fs/btrfs/block-group.c:4216 btrfs_free_block_groups+0x9a8/0xc9c fs/btrfs/block-group.c:4215 Modules linked in: CPU: 0 PID: 4291 Comm: syz-executor412 Tainted: G W 6.1.129-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_free_block_groups+0x9a8/0xc9c fs/btrfs/block-group.c:4215 lr : btrfs_free_block_groups+0xbd4/0xc9c fs/btrfs/block-group.c:4215 sp : ffff8000211076a0 x29: ffff8000211076c0 x28: dead000000000100 x27: 0000000000000000 x26: 1fffe00019a2fa27 x25: ffff0000cdf16000 x24: 000000000001f000 x23: ffff0000de7c0000 x22: ffff0000de7c00b8 x21: ffff0000cd17da10 x20: ffff0000cd17d138 x19: dfff800000000000 x18: ffff0000cfa39848 x17: ffff800015aed000 x16: ffff80000825bfc4 x15: ffff800008ad647c x14: 1ffff00002b5e0b2 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff80000a3b6aa8 x8 : ffff0000ca168000 x7 : ffff80000a39b9f4 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80000831b2fc x2 : 0000000000000001 x1 : 000000000001f000 x0 : 0000000000000000 Call trace: btrfs_free_block_groups+0x9a8/0xc9c fs/btrfs/block-group.c:4215 close_ctree+0x5f0/0xb10 fs/btrfs/disk-io.c:4773 btrfs_put_super+0x70/0x80 fs/btrfs/super.c:397 generic_shutdown_super+0x130/0x328 fs/super.c:501 kill_anon_super+0x4c/0x74 fs/super.c:1128 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2449 deactivate_locked_super+0xac/0x124 fs/super.c:332 deactivate_super+0xf0/0x110 fs/super.c:363 cleanup_mnt+0x394/0x41c fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0x240/0x2f0 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x2080/0x2cb8 arch/arm64/kernel/signal.c:1132 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 1061518 hardirqs last enabled at (1061517): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (1061517): [] exit_to_kernel_mode+0xe8/0x118 arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (1061518): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1061512): [] softirq_handle_end kernel/softirq.c:421 [inline] softirqs last enabled at (1061512): [] handle_softirqs+0xb84/0xd58 kernel/softirq.c:606 softirqs last disabled at (1061383): [] __do_softirq+0x14/0x20 kernel/softirq.c:612 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop0): space_info DATA+METADATA has 2969600 free, is not full BTRFS info (device loop0): space_info total=3276800, used=180224, pinned=0, reserved=0, may_use=126976, readonly=0 zone_unusable=0 BTRFS info (device loop0): global_block_rsv: size 0 reserved 0 BTRFS info (device loop0): trans_block_rsv: size 0 reserved 0 BTRFS info (device loop0): chunk_block_rsv: size 0 reserved 0 BTRFS info (device loop0): delayed_block_rsv: size 0 reserved 0 BTRFS info (device loop0): delayed_refs_rsv: size 131072 reserved 126976 BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf BTRFS info (device loop0): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf