On Fri, Sep 11 2009, Alan D. Brunelle wrote: > Well, the attached patch appears to fix the problem: When looking to add > an underlying device we first check to see if its in the list of current > devices. If so, we skip this add. > > As I know next to nothing about the innards of fio, I'd be a little > leery of taking this in, but at least it allows me to proceed! :-) OK, so it's probably corrupting the list on a double insert. Your check is likely fine, even if there are alternative ways we could fix this. I'll add it for now, thanks for debugging this Alan! -- Jens Axboe -- To unsubscribe from this list: send the line "unsubscribe fio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html