Hi Greg, Sasha, This is a backport of: 1689f25924ad ("netfilter: nf_tables: report use refcount overflow") for -stable 4.14. Please, apply. Thanks. Pablo Neira Ayuso (1): netfilter: nf_tables: report use refcount overflow include/net/netfilter/nf_tables.h | 27 +++++- net/netfilter/nf_tables_api.c | 143 +++++++++++++++++++----------- net/netfilter/nft_objref.c | 8 +- 3 files changed, 119 insertions(+), 59 deletions(-) -- 2.30.2