Messages in this thread | | | Date | Mon, 22 Aug 2022 22:41:12 +0200 | From | Florian Westphal <> | Subject | Re: data-race in nf_tables_newtable / nf_tables_newtable |
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Gabriel Ryan <gabe@cs.columbia.edu> wrote: > Hi Florian, > > I just looked at the lock event trace from our report and it looks > like two distinct commit mutexes were held when the race was > triggered. I think the race is probably on the table_handle variable > on net/netfilter/nf_tables_api.c:1221, and not the table->handle field > being written to.
See
https://patchwork.ozlabs.org/project/netfilter-devel/patch/20220821085939.571378-1-pablo@netfilter.org/
which makes table_handle per netns.
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