webapp-container crashed with SIGABRT in __assert_fail_base()

[Op4]

see -> https://bugs.launchpad.net/ubuntu/+source/webbrowser-app/+bug/1676176

ProblemType: Crash
DistroRelease: Ubuntu 17.04
Package: webapp-container 0.23+17.04.20170321-0ubuntu1
ProcVersionSignature: Ubuntu 4.10.0-13.15-generic 4.10.1
Uname: Linux 4.10.0-13-generic x86_64
ApportVersion: 2.20.4-0ubuntu2
Architecture: amd64
CrashCounter: 1
CurrentDesktop: GNOME
Date: Sun Mar 26 10:59:49 2017
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/webapp-container
InstallationDate: Installed on 2017-03-22 (4 days ago)
InstallationMedia: Ubuntu-GNOME 17.04 "Zesty Zapus" - Alpha amd64 (20170219)
ProcCmdline: webapp-container --app-id=ubuntu-amazon-default --webapp --enable-back-forward http://www.amazon.com/?tag=u1webapp-20
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Signal: 6
SourcePackage: webbrowser-app
StacktraceTop:
 __assert_fail_base (fmt=<optimized out>, assertion=assertion@entry=0x7f049e804729 "kref", file=file@entry=0x7f049e80470a "../../nouveau/pushbuf.c", line=line@entry=727, function=function@entry=0x7f049e804750 "nouveau_pushbuf_data") at assert.c:92
 __GI___assert_fail (assertion=0x7f049e804729 "kref", file=0x7f049e80470a "../../nouveau/pushbuf.c", line=727, function=0x7f049e804750 "nouveau_pushbuf_data") at assert.c:101
 nouveau_pushbuf_data () from /usr/lib/x86_64-linux-gnu/libdrm_nouveau.so.2
 nouveau_pushbuf_data () from /usr/lib/x86_64-linux-gnu/libdrm_nouveau.so.2
 ?? () from /usr/lib/x86_64-linux-gnu/libdrm_nouveau.so.2
Title: webapp-container crashed with SIGABRT in __assert_fail_base()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 __assert_fail_base (fmt=<optimized out>, assertion=assertion@entry=0x7f049e804729 "kref", file=file@entry=0x7f049e80470a "../../nouveau/pushbuf.c", line=line@entry=727, function=function@entry=0x7f049e804750 <__PRETTY_FUNCTION__.6238> "nouveau_pushbuf_data") at assert.c:92
 __GI___assert_fail (assertion=assertion@entry=0x7f049e804729 "kref", file=file@entry=0x7f049e80470a "../../nouveau/pushbuf.c", line=line@entry=727, function=function@entry=0x7f049e804750 <__PRETTY_FUNCTION__.6238> "nouveau_pushbuf_data") at assert.c:101
 nouveau_pushbuf_data (push=push@entry=0x55937a841ef0, bo=0x55937a967530, offset=156540, length=1160) at ../../nouveau/pushbuf.c:727
 nouveau_pushbuf_data (push=push@entry=0x55937a841ef0, bo=bo@entry=0x0, offset=offset@entry=0, length=length@entry=0) at ../../nouveau/pushbuf.c:719
 pushbuf_submit (push=push@entry=0x55937a841ef0, chan=<optimized out>, chan=<optimized out>) at ../../nouveau/pushbuf.c:330