------------[ cut here ]------------ WARNING: CPU: 0 PID: 6452 at fs/btrfs/block-rsv.c:454 btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:454 Modules linked in: CPU: 0 UID: 0 PID: 6452 Comm: syz-executor Not tainted 6.14.0-rc3-syzkaller-ga1c24ab82279 #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:454 lr : btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:454 sp : ffff80009c767910 x29: ffff80009c767910 x28: dead000000000100 x27: 0000000000000002 x26: 0000000000000001 x25: ffff0000f1187000 x24: 0000000000000000 x23: 1fffe0001e230e33 x22: ffff0000ef3a4180 x21: dfff800000000000 x20: 000000000001e000 x19: ffff0000ef3a4400 x18: 1fffe0001e230f0b x17: ffff80008fbbd000 x16: ffff8000803b89dc x15: 0000000000000001 x14: 1fffe0001e230f01 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000001 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ee7c8000 x7 : ffff80008265d09c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800080481f60 x2 : 0000000000000001 x1 : 000000000001e000 x0 : 0000000000000000 Call trace: btrfs_release_global_block_rsv+0x218/0x22c fs/btrfs/block-rsv.c:454 (P) btrfs_free_block_groups+0xa88/0xe4c fs/btrfs/block-group.c:4464 close_ctree+0x644/0xb60 fs/btrfs/disk-io.c:4458 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:1413 __cleanup_mnt+0x20/0x30 fs/namespace.c:1420 task_work_run+0x230/0x2e0 kernel/task_work.c:227 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: 484102 hardirqs last enabled at (484101): [] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234 hardirqs last disabled at (484102): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (483116): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (483116): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589 softirqs last disabled at (482263): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6452 at fs/btrfs/block-rsv.c:455 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:455 Modules linked in: CPU: 0 UID: 0 PID: 6452 Comm: syz-executor Tainted: G W 6.14.0-rc3-syzkaller-ga1c24ab82279 #0 Tainted: [W]=WARN 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:455 lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:455 sp : ffff80009c767910 x29: ffff80009c767910 x28: dead000000000100 x27: 0000000000000002 x26: 0000000000000001 x25: ffff0000f1187000 x24: 0000000000000000 x23: 1fffe0001e230e33 x22: ffff0000ef3a4180 x21: dfff800000000000 x20: 000000000001e000 x19: 0000000000020000 x18: 1fffe0001e230f0b x17: ffff80008fbbd000 x16: ffff8000803b89dc x15: 0000000000000001 x14: 1fffe0001e230f01 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000001 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ee7c8000 x7 : ffff80008265d09c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800080481f60 x2 : 0000000000000001 x1 : 0000000000020000 x0 : 0000000000000000 Call trace: btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:455 (P) btrfs_free_block_groups+0xa88/0xe4c fs/btrfs/block-group.c:4464 close_ctree+0x644/0xb60 fs/btrfs/disk-io.c:4458 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:1413 __cleanup_mnt+0x20/0x30 fs/namespace.c:1420 task_work_run+0x230/0x2e0 kernel/task_work.c:227 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: 484104 hardirqs last enabled at (484103): [] el1_dbg+0x6c/0x80 arch/arm64/kernel/entry-common.c:491 hardirqs last disabled at (484104): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (483116): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (483116): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589 softirqs last disabled at (482263): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6452 at fs/btrfs/block-group.c:4476 btrfs_free_block_groups+0xaf8/0xe4c fs/btrfs/block-group.c:4475 Modules linked in: CPU: 0 UID: 0 PID: 6452 Comm: syz-executor Tainted: G W 6.14.0-rc3-syzkaller-ga1c24ab82279 #0 Tainted: [W]=WARN 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+0xaf8/0xe4c fs/btrfs/block-group.c:4475 lr : btrfs_free_block_groups+0xd24/0xe4c fs/btrfs/block-group.c:4475 sp : ffff80009c767940 x29: ffff80009c767960 x28: dead000000000100 x27: 0000000000000002 x26: 1fffe0001de74a45 x25: ffff0000f1187000 x24: 000000000001e000 x23: ffff0000f1187800 x22: ffff0000f11878b8 x21: ffff0000ef3a5af0 x20: ffff0000ef3a5228 x19: dfff800000000000 x18: 1fffe0001e230f0b x17: ffff80008fbbd000 x16: ffff8000803b89dc x15: 0000000000000001 x14: 1fffe0001e230f01 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000001 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000ee7c8000 x7 : ffff80008265d09c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800080481f60 x2 : 0000000000000001 x1 : 000000000001e000 x0 : 0000000000000000 Call trace: btrfs_free_block_groups+0xaf8/0xe4c fs/btrfs/block-group.c:4475 (P) close_ctree+0x644/0xb60 fs/btrfs/disk-io.c:4458 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:1413 __cleanup_mnt+0x20/0x30 fs/namespace.c:1420 task_work_run+0x230/0x2e0 kernel/task_work.c:227 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: 484106 hardirqs last enabled at (484105): [] el1_dbg+0x6c/0x80 arch/arm64/kernel/entry-common.c:491 hardirqs last disabled at (484106): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (483116): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (483116): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589 softirqs last disabled at (482263): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop3): space_info DATA+METADATA has 1150976 free, is full BTRFS info (device loop3): space_info total=11534336, used=10260480, pinned=0, reserved=0, may_use=122880, readonly=0 zone_unusable=0 BTRFS info (device loop3): global_block_rsv: size 0 reserved 0 BTRFS info (device loop3): trans_block_rsv: size 0 reserved 0 BTRFS info (device loop3): chunk_block_rsv: size 0 reserved 0 BTRFS info (device loop3): delayed_block_rsv: size 0 reserved 0 BTRFS info (device loop3): delayed_refs_rsv: size 131072 reserved 122880