On Fri, 15 Mar 2019 11:05:55 -0700, Jakub Kicinski wrote: > Hi, > > I just upgraded from: > > commit a3b1933d34d5bb26d7503752e3528315a9e28339 (net) > Merge: c6873d18cb4a 24319258660a > Author: David S. Miller <davem@xxxxxxxxxxxxx> > Date: Mon Mar 11 16:22:49 2019 -0700 > > to > > commit 3b319ee220a8795406852a897299dbdfc1b09911 > Merge: 9352ca585b2a b6e88119f1ed > Author: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> > Date: Thu Mar 14 10:48:14 2019 -0700 > > and I'm seeing: > > # mount /home/ > mount.nfs: Protocol error > > No errors in dmesg, please let me know if it's a known problem or what > other info could be of use. Hm.. I tried to bisect but reverting to that commit doesn't help. Looks like the server responds with: ICMP parameter problem - octet 22, length 80 pointing at some IP options (type 134)...