Hi Miklos, Am 26.06.20 um 10:34 schrieb Miklos Szeredi: > On Thu, Jun 25, 2020 at 10:10 PM Stefan Priebe - Profihost AG > <s.priebe@xxxxxxxxxxxx> wrote: >> >> Does a userspace strace really help? I did a git bisect between kernel >> v5.3 (working) und v5.4 (not working) and it shows > > I cannot reproduce this with the libfuse2 examples. Passing > "nonempty" as a mount(2) in either v5.3 or v5.4 results in -EINVAL. > So without an strace I cannot tell what is causing the regression. the exact mount command is: ceph-fuse /var/log/pve/tasks -o noatime,nonempty so you mean i should just run strace -ff -s0 on it and throw the output to pastebin? Greets, Stefan