We free "node" and then dereference it in the panic message on the next line. I considered moving the kfree() after the panic given that panic can return under certain configurations, but in the end I decided it doesn't matter if we leak a bit after a panic. Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 790f492..c50d80a 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -1239,7 +1239,6 @@ static int __must_check __add_reloc_root(struct btrfs_root *root) node->bytenr, &node->rb_node); spin_unlock(&rc->reloc_root_tree.lock); if (rb_node) { - kfree(node); btrfs_panic(root->fs_info, -EEXIST, "Duplicate root found " "for start=%llu while inserting into relocation " "tree\n", node->bytenr); -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html