On Mon, 2017-07-03 at 09:57 +0000, Reshetova, Elena wrote: > Thank you very much for the report! This is an underflow (dec/sub from > zero) that is reported by WARNING. > I guess it is unlikely that actual code underflows, so the most > probable cause is that it attempted to do refcount_inc/add() from > zero, but then failed. > However in that case you should have seen another warning on > refcount_inc() somewhere earlier. That one is actually the one I need > to see to track the root cause. > Could you tell me how do you arrive to the below output? Boot in what > config/etc. > I can try to reproduce to debug further. I sent this fix : https://patchwork.ozlabs.org/patch/783389/ Thanks.
