------------[ cut here ]------------ BTRFS: Transaction aborted (error -2) WARNING: CPU: 1 PID: 8627 at fs/btrfs/extent-tree.c:2246 btrfs_run_delayed_refs+0x2b7/0x2c0 fs/btrfs/extent-tree.c:2246 Modules linked in: CPU: 1 PID: 8627 Comm: syz-executor.5 Not tainted 6.9.0-rc7-syzkaller-00183-gcf87f46fd34d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 RIP: 0010:btrfs_run_delayed_refs+0x2b7/0x2c0 fs/btrfs/extent-tree.c:2246 Code: 38 c1 0f 8c d1 fd ff ff 48 89 df e8 03 db 53 fe e9 c4 fd ff ff e8 c9 2e ef fd 90 48 c7 c7 c0 f2 0a 8c 89 de e8 da a0 b1 fd 90 <0f> 0b 90 90 eb 9a 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc900047d7938 EFLAGS: 00010246 RAX: c5c08eb945ae7a00 RBX: 00000000fffffffe RCX: ffff88802039bc00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff88807cc00001 R08: ffffffff81587d32 R09: fffffbfff1c39b5c R10: dffffc0000000000 R11: fffffbfff1c39b5c R12: 0000000000000000 R13: ffff88807a2d8500 R14: dffffc0000000000 R15: ffff88807a2d84a0 FS: 00005555559ca480(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fcd722d56c6 CR3: 0000000066566000 CR4: 0000000000350ef0 Call Trace: btrfs_commit_transaction+0x4be/0x3740 fs/btrfs/transaction.c:2185 sync_filesystem+0x1ca/0x230 fs/sync.c:66 generic_shutdown_super+0x72/0x2d0 fs/super.c:620 kill_anon_super+0x3b/0x70 fs/super.c:1225 btrfs_kill_super+0x41/0x50 fs/btrfs/super.c:2091 deactivate_locked_super+0xc6/0x130 fs/super.c:472 cleanup_mnt+0x426/0x4c0 fs/namespace.c:1267 task_work_run+0x251/0x310 kernel/task_work.c:180 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x168/0x370 kernel/entry/common.c:218 do_syscall_64+0x102/0x240 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4899c7f097 Code: b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffc9e079dd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f4899c7f097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc9e079e90 RBP: 00007ffc9e079e90 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffc9e07af50 R13: 00007f4899cc9336 R14: 0000000000081ef8 R15: 0000000000000006