------------[ cut here ]------------ WARNING: CPU: 0 PID: 4746 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 Modules linked in: CPU: 0 PID: 4746 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 fs/btrfs/space-info.h:110 sp : ffff80001f247740 x29: ffff80001f247750 x28: dfff800000000000 x27: 1fffe0001af9170c x26: dfff800000000000 x25: ffff8000142ad110 x24: 0000000000000001 x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 x20: ffff0000d7c8b860 x19: 0000000000000000 x18: 0000000000000000 x17: ffff800016e43000 x16: ffff8000112695d4 x15: ffff800016923540 x14: ffff700003e48edc x13: 1ffff00003e48edc x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a05b1dc x8 : ffff0000c6649b40 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff80001701adb8 x4 : 0000000000000008 x3 : ffff8000082d8840 x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 Call trace: btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:142 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:151 [inline] btrfs_block_rsv_release+0x3f8/0x4d4 fs/btrfs/block-rsv.c:295 btrfs_release_global_block_rsv+0x38/0x22c fs/btrfs/block-rsv.c:451 btrfs_free_block_groups+0x7ac/0xb3c fs/btrfs/block-group.c:3988 close_ctree+0x618/0x834 fs/btrfs/disk-io.c:4505 btrfs_put_super+0x40/0x50 fs/btrfs/super.c:340 generic_shutdown_super+0x130/0x2f0 fs/super.c:475 kill_anon_super+0x4c/0x80 fs/super.c:1089 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2390 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 122776 hardirqs last enabled at (122775): [] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:231 hardirqs last disabled at (122776): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (122738): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (122738): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (122655): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (122655): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (122655): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (122655): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 79bb7083c7900cff ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4746 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 Modules linked in: CPU: 0 PID: 4746 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 fs/btrfs/space-info.h:110 sp : ffff80001f247740 x29: ffff80001f247750 x28: dfff800000000000 x27: 1fffe0001d30800c x26: dfff800000000000 x25: ffff8000142ad110 x24: 0000000000000001 x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 x20: ffff0000e9840060 x19: 0000000000000000 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000112695d4 x15: 0000000000000000 x14: ffff700003e48edc x13: 1ffff00003e48edc x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a05b1dc x8 : ffff0000c6649b40 x7 : ffff80000a05a4c0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d8840 x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 Call trace: btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:142 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:151 [inline] btrfs_block_rsv_release+0x3f8/0x4d4 fs/btrfs/block-rsv.c:295 btrfs_release_global_block_rsv+0x38/0x22c fs/btrfs/block-rsv.c:451 btrfs_free_block_groups+0x7ac/0xb3c fs/btrfs/block-group.c:3988 close_ctree+0x618/0x834 fs/btrfs/disk-io.c:4505 btrfs_put_super+0x40/0x50 fs/btrfs/super.c:340 generic_shutdown_super+0x130/0x2f0 fs/super.c:475 kill_anon_super+0x4c/0x80 fs/super.c:1089 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2390 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 210286 hardirqs last enabled at (210285): [] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:231 hardirqs last disabled at (210286): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (209862): [] softirq_handle_end kernel/softirq.c:419 [inline] softirqs last enabled at (209862): [] handle_softirqs+0xa40/0xbe4 kernel/softirq.c:604 softirqs last disabled at (209851): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (209851): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (209851): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (209851): [] __irq_exit_rcu+0x240/0x43c kernel/softirq.c:659 ---[ end trace 79bb7083c7900d00 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4746 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 Modules linked in: CPU: 0 PID: 4746 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 fs/btrfs/space-info.h:110 sp : ffff80001f247740 x29: ffff80001f247750 x28: dfff800000000000 x27: 1fffe0001ac22e0c x26: dfff800000000000 x25: ffff8000142ad110 x24: 0000000000000001 x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 x20: ffff0000d6117060 x19: 0000000000000000 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000112695d4 x15: 0000000000000000 x14: ffff700003e48edc x13: 1ffff00003e48edc x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a05b1dc x8 : ffff0000c6649b40 x7 : ffff80000a05a4c0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d8840 x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 Call trace: btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:142 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:151 [inline] btrfs_block_rsv_release+0x3f8/0x4d4 fs/btrfs/block-rsv.c:295 btrfs_release_global_block_rsv+0x38/0x22c fs/btrfs/block-rsv.c:451 btrfs_free_block_groups+0x7ac/0xb3c fs/btrfs/block-group.c:3988 close_ctree+0x618/0x834 fs/btrfs/disk-io.c:4505 btrfs_put_super+0x40/0x50 fs/btrfs/super.c:340 generic_shutdown_super+0x130/0x2f0 fs/super.c:475 kill_anon_super+0x4c/0x80 fs/super.c:1089 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2390 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 297948 hardirqs last enabled at (297947): [] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:231 hardirqs last disabled at (297948): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (295970): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (295968): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 79bb7083c7900d01 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4746 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 Modules linked in: CPU: 1 PID: 4746 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 fs/btrfs/space-info.h:110 sp : ffff80001f247740 x29: ffff80001f247750 x28: dfff800000000000 x27: 1fffe0001cad2e0c x26: dfff800000000000 x25: ffff8000142ad110 x24: 0000000000000002 x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 x20: ffff0000e5697060 x19: 0000000000000000 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000112695d4 x15: 0000000000000000 x14: ffff700003e48edc x13: 1ffff00003e48edc x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a05b1dc x8 : ffff0000c6649b40 x7 : ffff80000a05a4c0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d8840 x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 Call trace: btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:142 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:151 [inline] btrfs_block_rsv_release+0x3f8/0x4d4 fs/btrfs/block-rsv.c:295 btrfs_release_global_block_rsv+0x38/0x22c fs/btrfs/block-rsv.c:451 btrfs_free_block_groups+0x7ac/0xb3c fs/btrfs/block-group.c:3988 close_ctree+0x618/0x834 fs/btrfs/disk-io.c:4505 btrfs_put_super+0x40/0x50 fs/btrfs/super.c:340 generic_shutdown_super+0x130/0x2f0 fs/super.c:475 kill_anon_super+0x4c/0x80 fs/super.c:1089 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2390 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 384182 hardirqs last enabled at (384181): [] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:231 hardirqs last disabled at (384182): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (382556): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (382554): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 79bb7083c7900d02 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4746 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 Modules linked in: CPU: 1 PID: 4746 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 fs/btrfs/space-info.h:110 sp : ffff80001f247740 x29: ffff80001f247750 x28: dfff800000000000 x27: 1fffe00019cb740c x26: dfff800000000000 x25: ffff8000142ad110 x24: 0000000000000002 x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 x20: ffff0000ce5ba060 x19: 0000000000000000 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000112695d4 x15: 0000000000000000 x14: ffff700003e48edc x13: 1ffff00003e48edc x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a05b1dc x8 : ffff0000c6649b40 x7 : ffff80000a05a4c0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d8840 x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 Call trace: btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:142 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:151 [inline] btrfs_block_rsv_release+0x3f8/0x4d4 fs/btrfs/block-rsv.c:295 btrfs_release_global_block_rsv+0x38/0x22c fs/btrfs/block-rsv.c:451 btrfs_free_block_groups+0x7ac/0xb3c fs/btrfs/block-group.c:3988 close_ctree+0x618/0x834 fs/btrfs/disk-io.c:4505 btrfs_put_super+0x40/0x50 fs/btrfs/super.c:340 generic_shutdown_super+0x130/0x2f0 fs/super.c:475 kill_anon_super+0x4c/0x80 fs/super.c:1089 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2390 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 471026 hardirqs last enabled at (471025): [] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:231 hardirqs last disabled at (471026): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (469336): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (469334): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 79bb7083c7900d03 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4746 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 Modules linked in: CPU: 1 PID: 4746 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 fs/btrfs/space-info.h:110 sp : ffff80001f247740 x29: ffff80001f247750 x28: dfff800000000000 x27: 1fffe0001b07a70c x26: dfff800000000000 x25: ffff8000142ad110 x24: 0000000000000002 x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 x20: ffff0000d83d3860 x19: 0000000000000000 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000112695d4 x15: 0000000000000000 x14: ffff700003e48edc x13: 1ffff00003e48edc x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a05b1dc x8 : ffff0000c6649b40 x7 : ffff80000a05a4c0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d8840 x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 Call trace: btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:142 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:151 [inline] btrfs_block_rsv_release+0x3f8/0x4d4 fs/btrfs/block-rsv.c:295 btrfs_release_global_block_rsv+0x38/0x22c fs/btrfs/block-rsv.c:451 btrfs_free_block_groups+0x7ac/0xb3c fs/btrfs/block-group.c:3988 close_ctree+0x618/0x834 fs/btrfs/disk-io.c:4505 btrfs_put_super+0x40/0x50 fs/btrfs/super.c:340 generic_shutdown_super+0x130/0x2f0 fs/super.c:475 kill_anon_super+0x4c/0x80 fs/super.c:1089 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2390 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 557438 hardirqs last enabled at (557437): [] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:231 hardirqs last disabled at (557438): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (555782): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (555780): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 79bb7083c7900d04 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4746 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 Modules linked in: CPU: 1 PID: 4746 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 fs/btrfs/space-info.h:110 sp : ffff80001f247740 x29: ffff80001f247750 x28: dfff800000000000 x27: 1fffe0001afd720c x26: dfff800000000000 x25: ffff8000142ad110 x24: 0000000000000002 x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 x20: ffff0000d7eb9060 x19: 0000000000000000 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000112695d4 x15: 0000000000000000 x14: ffff700003e48edc x13: 1ffff00003e48edc x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a05b1dc x8 : ffff0000c6649b40 x7 : ffff80000a05a4c0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d8840 x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 Call trace: btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:142 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:151 [inline] btrfs_block_rsv_release+0x3f8/0x4d4 fs/btrfs/block-rsv.c:295 btrfs_release_global_block_rsv+0x38/0x22c fs/btrfs/block-rsv.c:451 btrfs_free_block_groups+0x7ac/0xb3c fs/btrfs/block-group.c:3988 close_ctree+0x618/0x834 fs/btrfs/disk-io.c:4505 btrfs_put_super+0x40/0x50 fs/btrfs/super.c:340 generic_shutdown_super+0x130/0x2f0 fs/super.c:475 kill_anon_super+0x4c/0x80 fs/super.c:1089 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2390 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 565038 hardirqs last enabled at (565037): [] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:231 hardirqs last disabled at (565038): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (563040): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (563038): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 79bb7083c7900d05 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4746 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 Modules linked in: CPU: 0 PID: 4746 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 fs/btrfs/space-info.h:110 sp : ffff80001f247740 x29: ffff80001f247750 x28: dfff800000000000 x27: 1fffe0001b08070c x26: dfff800000000000 x25: ffff8000142ad110 x24: 0000000000000001 x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 x20: ffff0000d8403860 x19: 0000000000000000 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000112695d4 x15: 0000000000000000 x14: ffff700003e48edc x13: 1ffff00003e48edc x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a05b1dc x8 : ffff0000c6649b40 x7 : ffff80000a05a4c0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d8840 x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 Call trace: btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:142 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:151 [inline] btrfs_block_rsv_release+0x3f8/0x4d4 fs/btrfs/block-rsv.c:295 btrfs_release_global_block_rsv+0x38/0x22c fs/btrfs/block-rsv.c:451 btrfs_free_block_groups+0x7ac/0xb3c fs/btrfs/block-group.c:3988 close_ctree+0x618/0x834 fs/btrfs/disk-io.c:4505 btrfs_put_super+0x40/0x50 fs/btrfs/super.c:340 generic_shutdown_super+0x130/0x2f0 fs/super.c:475 kill_anon_super+0x4c/0x80 fs/super.c:1089 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2390 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 651172 hardirqs last enabled at (651171): [] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:231 hardirqs last disabled at (651172): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (649514): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (649512): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 79bb7083c7900d06 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4746 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 Modules linked in: CPU: 1 PID: 4746 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x664 fs/btrfs/space-info.h:110 sp : ffff80001f247740 x29: ffff80001f247750 x28: dfff800000000000 x27: 1fffe000191da60c x26: dfff800000000000 x25: ffff8000142ad110 x24: 0000000000000002 x23: 0000000000000004 x22: 000000000033c000 x21: 0000000000340000 x20: ffff0000c8ed3060 x19: 0000000000000000 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000112695d4 x15: 0000000000000000 x14: ffff700003e48edc x13: 1ffff00003e48edc x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a05b1dc x8 : ffff0000c6649b40 x7 : ffff80000a05a4c0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d8840 x2 : ffffffffffcc0000 x1 : 0000000000340000 x0 : 000000000033c000 Call trace: btrfs_space_info_update_bytes_may_use+0x2b8/0x664 fs/btrfs/space-info.h:-1 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:142 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:151 [inline] btrfs_block_rsv_release+0x3f8/0x4d4 fs/btrfs/block-rsv.c:295 btrfs_release_global_block_rsv+0x38/0x22c fs/btrfs/block-rsv.c:451 btrfs_free_block_groups+0x7ac/0xb3c fs/btrfs/block-group.c:3988 close_ctree+0x618/0x834 fs/btrfs/disk-io.c:4505 btrfs_put_super+0x40/0x50 fs/btrfs/super.c:340 generic_shutdown_super+0x130/0x2f0 fs/super.c:475 kill_anon_super+0x4c/0x80 fs/super.c:1089 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2390 deactivate_locked_super+0xb8/0x134 fs/super.c:335 deactivate_super+0xf0/0x110 fs/super.c:366 cleanup_mnt+0x3b8/0x46c fs/namespace.c:1148 __cleanup_mnt+0x20/0x30 fs/namespace.c:1155 task_work_run+0x12c/0x1d8 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x2450/0x309c arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1d0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 737554 hardirqs last enabled at (737553): [] kasan_quarantine_put+0xc4/0x200 mm/kasan/quarantine.c:231 hardirqs last disabled at (737554): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (735516): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (735514): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 79bb7083c7900d07 ]---