On Tue, 2018-01-30 at 18:55 +0800, Dmitry Timoshkov wrote:
It detects the authentication type as Kerberos.
That's a good starting point. Does KRB5_TRACE=/dev/stdout in addition to WINEDEBUG=+secur32,+kerberos help to shed some light on the reason of the failure? Or you didn't try to run the Kerberos Tester on the Wine
Here's the log.