Hi Prabhakar-san, > From: Yoshihiro Shimoda, Sent: Thursday, April 2, 2020 10:23 AM <snip> > By the way, according to previous your report, you are using pci/next branch > and the branch is based on v5.6-rc1. There is no evidence though, > I'd like to use next-20200401 tag from linux-next repo to use v5.6 based kernel > whether the strange issue happens on the latest v5.6 kernel code or not. > Note that I confirmed the next-20200401 tag has a commit d293237739414d > ("misc: pci_endpoint_test: Use streaming DMA APIs for buffer allocation"). I'm afraid but I'd like to recall this because next-20200401 seems unstable on R-Car Gen3 environment (a lot of WARING happens). So, perhaps using linux mainline v5.6 + merging pci/next branch is better. Best regards, Yoshihiro Shimoda > Best regards, > Yoshihiro Shimoda