On Mon, Mar 16, 2015 at 03:43:20PM +1100, NeilBrown wrote:
> if (should_follow_link(path->dentry, follow)) {
> - if (nd->flags & LOOKUP_RCU) {
> - if (unlikely(unlazy_walk(nd, path->dentry))) {
> - err = -ECHILD;
> - goto out_err;
> - }
> - }
> BUG_ON(inode != path->dentry->d_inode);
... and now this BUG_ON() can bloody well be triggered.
> if (should_follow_link(path->dentry, !symlink_ok)) {
> - if (nd->flags & LOOKUP_RCU) {
> - if (unlikely(unlazy_walk(nd, path->dentry))) {
> - error = -ECHILD;
> - goto out;
> - }
> - }
> BUG_ON(inode != path->dentry->d_inode);
So can this.
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