BTRFS info (device loop4): last unmount of filesystem 7e32c2af-f87a-45a1-bcba-64dea7c56a53 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6432 at fs/btrfs/block-rsv.c:458 btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:458 Modules linked in: CPU: 0 UID: 0 PID: 6432 Comm: syz-executor Not tainted 6.13.0-rc7-syzkaller-g1950a0af2d55 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:458 lr : btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:458 sp : ffff8000a16e7910 x29: ffff8000a16e7910 x28: dead000000000100 x27: 0000000000d00000 x26: 0000000000000001 x25: ffff0000ca7d5800 x24: 0000000000000000 x23: 1fffe000194fab33 x22: ffff0000ef2b8180 x21: dfff800000000000 x20: 0000000000040000 x19: ffff0000ef2b8400 x18: 1fffe0001948710e x17: ffff80008f99d000 x16: ffff8000803b4218 x15: 0000000000000001 x14: 1fffe00019487101 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000001 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ea868000 x7 : ffff8000826292e0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008047dcc8 x2 : 0000000000000001 x1 : 0000000000040000 x0 : 0000000000000000 Call trace: btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:458 (P) btrfs_free_block_groups+0xa88/0xe4c fs/btrfs/block-group.c:4472 close_ctree+0x644/0xb60 fs/btrfs/disk-io.c:4385 btrfs_put_super+0x70/0x80 fs/btrfs/super.c:74 generic_shutdown_super+0x12c/0x2bc fs/super.c:642 kill_anon_super+0x4c/0x7c fs/super.c:1237 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2100 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x34c/0x3dc fs/namespace.c:1373 __cleanup_mnt+0x20/0x30 fs/namespace.c:1380 task_work_run+0x230/0x2e0 kernel/task_work.c:239 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x178/0x1f4 arch/arm64/kernel/entry-common.c:151 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline] el0_svc+0xac/0x168 arch/arm64/kernel/entry-common.c:745 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 418286 hardirqs last enabled at (418285): [] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234 hardirqs last disabled at (418286): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (416472): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (416472): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589 softirqs last disabled at (416397): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6432 at fs/btrfs/block-rsv.c:459 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:459 Modules linked in: CPU: 1 UID: 0 PID: 6432 Comm: syz-executor Tainted: G W 6.13.0-rc7-syzkaller-g1950a0af2d55 #0 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:459 lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:459 sp : ffff8000a16e7910 x29: ffff8000a16e7910 x28: dead000000000100 x27: 0000000000d00000 x26: 0000000000000001 x25: ffff0000ca7d5800 x24: 0000000000000000 x23: 1fffe000194fab33 x22: ffff0000ef2b8180 x21: dfff800000000000 x20: 0000000000040000 x19: ffffffffffe80000 x18: 1fffe0001948710e x17: ffff80008f99d000 x16: ffff8000803b4218 x15: 0000000000000001 x14: 1fffe00019487101 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000001 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ea868000 x7 : ffff8000826292e0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008047dcc8 x2 : 0000000000000001 x1 : ffffffffffe80000 x0 : 0000000000000000 Call trace: btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:459 (P) btrfs_free_block_groups+0xa88/0xe4c fs/btrfs/block-group.c:4472 close_ctree+0x644/0xb60 fs/btrfs/disk-io.c:4385 btrfs_put_super+0x70/0x80 fs/btrfs/super.c:74 generic_shutdown_super+0x12c/0x2bc fs/super.c:642 kill_anon_super+0x4c/0x7c fs/super.c:1237 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2100 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x34c/0x3dc fs/namespace.c:1373 __cleanup_mnt+0x20/0x30 fs/namespace.c:1380 task_work_run+0x230/0x2e0 kernel/task_work.c:239 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x178/0x1f4 arch/arm64/kernel/entry-common.c:151 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline] el0_svc+0xac/0x168 arch/arm64/kernel/entry-common.c:745 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 418528 hardirqs last enabled at (418527): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:85 [inline] hardirqs last enabled at (418527): [] exit_to_kernel_mode+0xdc/0x10c arch/arm64/kernel/entry-common.c:95 hardirqs last disabled at (418528): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (418522): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (418522): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589 softirqs last disabled at (418289): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6432 at fs/btrfs/block-group.c:4484 btrfs_free_block_groups+0xaf8/0xe4c fs/btrfs/block-group.c:4483 Modules linked in: CPU: 1 UID: 0 PID: 6432 Comm: syz-executor Tainted: G W 6.13.0-rc7-syzkaller-g1950a0af2d55 #0 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_free_block_groups+0xaf8/0xe4c fs/btrfs/block-group.c:4483 lr : btrfs_free_block_groups+0xd24/0xe4c fs/btrfs/block-group.c:4483 sp : ffff8000a16e7940 x29: ffff8000a16e7960 x28: 1fffe00019487017 x27: ffff0000ca4388b8 x26: 1fffe0001de57239 x25: ffff0000ca4388c0 x24: 0000000000040000 x23: ffff0000ca438800 x22: ffff0000ca4388b8 x21: ffff0000ef2b9a90 x20: ffff0000ef2b91c8 x19: dfff800000000000 x18: 1fffe0001948710e x17: ffff80008f99d000 x16: ffff80008069cc18 x15: 0000000000000001 x14: 000000008b6a91e4 x13: ffff8000a16e8000 x12: 0000000000000003 x11: 0000000000000000 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ea868000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : 0000000000040000 x0 : 0000000000000000 Call trace: btrfs_free_block_groups+0xaf8/0xe4c fs/btrfs/block-group.c:4483 (P) close_ctree+0x644/0xb60 fs/btrfs/disk-io.c:4385 btrfs_put_super+0x70/0x80 fs/btrfs/super.c:74 generic_shutdown_super+0x12c/0x2bc fs/super.c:642 kill_anon_super+0x4c/0x7c fs/super.c:1237 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2100 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x34c/0x3dc fs/namespace.c:1373 __cleanup_mnt+0x20/0x30 fs/namespace.c:1380 task_work_run+0x230/0x2e0 kernel/task_work.c:239 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x178/0x1f4 arch/arm64/kernel/entry-common.c:151 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline] el0_svc+0xac/0x168 arch/arm64/kernel/entry-common.c:745 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 418766 hardirqs last enabled at (418765): [] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234 hardirqs last disabled at (418766): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (418740): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (418740): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589 softirqs last disabled at (418531): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop4): space_info METADATA has 33112064 free, is not full BTRFS info (device loop4): space_info total=33554432, used=114688, pinned=0, reserved=0, may_use=262144, readonly=65536 zone_unusable=0 BTRFS info (device loop4): global_block_rsv: size 0 reserved 0 BTRFS info (device loop4): trans_block_rsv: size 0 reserved 0 BTRFS info (device loop4): chunk_block_rsv: size 0 reserved 0 BTRFS info (device loop4): delayed_block_rsv: size 0 reserved 0 BTRFS info (device loop4): delayed_refs_rsv: size 18446744073707978752 reserved 262144