smbd crashed with SIGABRT in strlen()

[PocketSam]

Probably it's a duplicate, but I can see no similar error.

Crash happened on Windows client connecting to smb share. Ubuntu 16.04 beta

ProblemType: Crash
DistroRelease: Ubuntu 16.04
Package: samba 2:4.3.3+dfsg-1ubuntu3
ProcVersionSignature: Ubuntu 4.4.0-11.26-generic 4.4.4
Uname: Linux 4.4.0-11-generic x86_64
ApportVersion: 2.20-0ubuntu3
Architecture: amd64
CrashCounter: 1
Date: Wed Mar 9 11:20:34 2016
ExecutablePath: /usr/sbin/smbd
InstallationDate: Installed on 2016-03-06 (2 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160304)
NmbdLog:

ProcCmdline: /usr/sbin/smbd -D
SambaServerRegression: Yes
Signal: 6
SmbConfIncluded: Yes
SmbLog:

SourcePackage: samba
StacktraceTop:
 strlen () at ../sysdeps/x86_64/strlen.S:106
 push_ucs2_talloc () from /usr/lib/x86_64-linux-gnu/libsamba-util.so.0
 E_md4hash () from /usr/lib/x86_64-linux-gnu/samba/libcliauth.so.0
 create_volume_objectid () from /usr/lib/x86_64-linux-gnu/samba/libsmbd-base.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/samba/libsmbd-base.so.0
Title: smbd crashed with SIGABRT in strlen()
UbuntuFailedConnect: Yes
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1514766, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.