From a80d58b9b74ee560796b7d05522b85f8aac0f83d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 7 May 2024 04:25:28 +0200 Subject: Merging upstream version 6.1.90. Signed-off-by: Daniel Baumann --- fs/btrfs/send.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'fs/btrfs/send.c') diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c index 9f7ffd9ef..754a9fb01 100644 --- a/fs/btrfs/send.c +++ b/fs/btrfs/send.c @@ -1015,7 +1015,15 @@ static int iterate_inode_ref(struct btrfs_root *root, struct btrfs_path *path, ret = PTR_ERR(start); goto out; } - BUG_ON(start < p->buf); + if (unlikely(start < p->buf)) { + btrfs_err(root->fs_info, + "send: path ref buffer underflow for key (%llu %u %llu)", + found_key->objectid, + found_key->type, + found_key->offset); + ret = -EINVAL; + goto out; + } } p->start = start; } else { -- cgit v1.2.3