Samba server when CIFS ACLs are stored in NFSv4 prevents ACLs with zero ACEs. Attached trace shows this behavior (see frames 1 and 49). Customer spotted the problem area of code in nfs4_acls.c
Hm. Which attachment are you refering to ?
Created attachment 4393 [details] Wireshark trace
*** This bug has been marked as a duplicate of bug 14700 ***