On Fri, Oct 06, 2023 at 02:39:21PM +0200, Mateusz Guzik wrote: > On Fri, Oct 06, 2023 at 11:19:58AM +0200, Sven Schnelle wrote: > > I'm seeing the same with the strace test-suite on s390. The problem is > > that /proc/*/fd now contains the file descriptors of the calling > > process, and not the target process. > > > > This is why: Yes, I realized this right when I had to take a ride for 5h. Just fixed this a while ago and ran selftests as well. Thanks for digging into it as well.