smblcient doesn't handle STATUS_NOT_SUPPORTED gracefully for FSCTL_VALIDATE_NEGOTIATE_INFO reported by a SMB2 server (NetApp).
See also https://blogs.msdn.microsoft.com/openspecification/2012/06/28/smb3-secure-dialect-negotiation/
Created attachment 13285 [details] git-am fix for 4.6.next, 4.5.next. Cherry-picked from master.
Karolin, please add the patch to the relevant branches. Thanks!
(In reply to Andreas Schneider from comment #3) Pushed to autobuild-v4-{6,5}-test.
Pushed to both branches. Closing out bug report. Thanks!
*** Bug 11933 has been marked as a duplicate of this bug. ***