------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: fs/btrfs/transaction.c:2023 at cleanup_transaction fs/btrfs/transaction.c:2023 [inline], CPU#1: syz.0.1114/13224 WARNING: fs/btrfs/transaction.c:2023 at btrfs_commit_transaction+0x2f67/0x3950 fs/btrfs/transaction.c:2614, CPU#1: syz.0.1114/13224 Modules linked in: CPU: 1 UID: 0 PID: 13224 Comm: syz.0.1114 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:cleanup_transaction fs/btrfs/transaction.c:2023 [inline] RIP: 0010:btrfs_commit_transaction+0x2f67/0x3950 fs/btrfs/transaction.c:2614 Code: 8f 1a df fd 84 c0 74 2b e8 76 63 f8 fd eb 73 e8 6f 63 f8 fd 90 48 c7 c7 80 c5 ed 8b 8b 5c 24 18 89 de e8 3c 03 bc fd 89 d9 90 <0f> 0b 90 90 e9 1a 01 00 00 e8 5b 7d b6 07 89 c3 31 ff 89 c6 e8 80 RSP: 0018:ffffc9000f217780 EFLAGS: 00010246 RAX: 7814b7eae7daf000 RBX: 00000000ffffffe4 RCX: 00000000ffffffe4 RDX: ffffc9000bc79000 RSI: 0000000000008e3e RDI: 0000000000008e3f RBP: ffffc9000f217ac0 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1c3a604 R12: ffff88804d804e78 R13: ffff88805881c000 R14: ffff88805881c000 R15: 0000000000000000 FS: 00007f4c3ae286c0(0000) GS:ffff888125aff000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fefa2736286 CR3: 0000000062ec6000 CR4: 00000000003526f0 Call Trace: btrfs_set_free_space_cache_v1_active+0x71/0x430 fs/btrfs/free-space-cache.c:4152 btrfs_remount_cleanup fs/btrfs/super.c:1290 [inline] btrfs_reconfigure+0x1bd4/0x2160 fs/btrfs/super.c:1569 reconfigure_super+0x224/0x890 fs/super.c:1077 do_remount fs/namespace.c:3324 [inline] path_mount+0xd18/0xfe0 fs/namespace.c:4117 do_mount fs/namespace.c:4138 [inline] __do_sys_mount fs/namespace.c:4349 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4326 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4c39f9038a Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f4c3ae27e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f4c3ae27ef0 RCX: 00007f4c39f9038a RDX: 0000200000000180 RSI: 0000200000000380 RDI: 0000000000000000 RBP: 0000200000000180 R08: 00007f4c3ae27ef0 R09: 0000000000000060 R10: 0000000000000060 R11: 0000000000000246 R12: 0000200000000380 R13: 00007f4c3ae27eb0 R14: 0000000000000000 R15: 00002000000002c0