On Thu, 25 Nov 2021 21:31:27 -0500 Sasha Levin wrote: > From: Wen Gu <guwen@xxxxxxxxxxxxxxxxx> > > [ Upstream commit 2153bd1e3d3dbf6a3403572084ef6ed31c53c5f0 ] > > The SMC fallback is incomplete currently. There may be some > wait queue entries remaining in smc socket->wq, which should > be removed to clcsocket->wq during the fallback. > > For example, in nginx/wrk benchmark, this issue causes an > all-zeros test result: Hold this one, please, there is a fix coming: 7a61432dc813 ("net/smc: Avoid warning of possible recursive locking").