[Bug 1576382] Re: Firefox 46 → display glitch

[Coeur Noir]

apport information

** Tags added: apport-collected third-party-packages trusty

** Description changed:

  Hi,
  
  I have 3 computers running Ubuntu 14.04
  
  On one of them Firefox 46 introduces glitches in display :
  http://www.hostingpics.net/viewer.php?id=801804Capturedu20160428171811.png
  http://www.hostingpics.net/viewer.php?id=181298Capturedu20160428192355.png
  
  This pc is core i7 with intel haswell graphics
  
  Safe-mode / no addons produces same glitches
  
  Default theme for Firefox (and for system, Unity environment)
  
  No other theme installed in Firefox.
  
  Glitches appear sometimes after several minutes.
+ --- 
+ AddonCompatCheckDisabled: False
+ ApportVersion: 2.14.1-0ubuntu3.19
+ Architecture: amd64
+ AudioDevicesInUse:
+  USER        PID ACCESS COMMAND
+  /dev/snd/pcmC1D0c:   alexandra   8440 F...m pulseaudio
+  /dev/snd/pcmC1D0p:   alexandra   8440 F...m pulseaudio
+  /dev/snd/controlC1:  alexandra   8440 F.... pulseaudio
+  /dev/snd/controlC0:  alexandra   8440 F.... pulseaudio
+ BuildID: 20160425115534
+ Channel: Unavailable
+ CurrentDesktop: Unity
+ DistroRelease: Ubuntu 14.04
+ Extensions: extensions.sqlite corrupt or missing
+ ForcedLayersAccel: False
+ IfupdownConfig:
+  auto lo
+  iface lo inet loopback
+ IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite)
+ IpRoute:
+  default via 192.168.1.254 dev eth0  proto static 
+  192.168.1.0/24 dev eth0  proto kernel  scope link  src 192.168.1.100  metric 1
+ Locales: extensions.sqlite corrupt or missing
+ Package: firefox 46.0+build5-0ubuntu0.14.04.2
+ PackageArchitecture: amd64
+ PrefSources: prefs.js
+ ProcVersionSignature: Ubuntu 4.2.0-34.39~14.04.1-generic 4.2.8-ckt4
+ Profiles: Profile0 (Default) - LastVersion=46.0/20160425115534 (In use)
+ RelatedPackageVersions:
+  totem-mozilla                          3.10.1-1ubuntu4
+  rhythmbox-mozilla                      3.0.2-0ubuntu2
+  icedtea-7-plugin                       1.5.3-0ubuntu0.14.04.1
+  adobe-flashplugin                      1:20160407.1-0ubuntu0.14.04.1
+  browser-plugin-freshplayer-pepperflash 0.3.5-1~webupd8~trusty~2
+ RfKill:
+  0: phy0: Wireless LAN
+  	Soft blocked: no
+  	Hard blocked: no
+ RunningIncompatibleAddons: False
+ Tags: third-party-packages trusty
+ Themes: extensions.sqlite corrupt or missing
+ Uname: Linux 4.2.0-34-generic x86_64
+ UpgradeStatus: Upgraded to trusty on 2014-05-15 (714 days ago)
+ UserGroups: adm lpadmin netdev sambashare sudo
+ _MarkForUpload: True
+ dmi.bios.date: 05/17/2013
+ dmi.bios.vendor: American Megatrends Inc.
+ dmi.bios.version: 1007
+ dmi.board.asset.tag: To be filled by O.E.M.
+ dmi.board.name: Z87-C
+ dmi.board.vendor: ASUSTeK COMPUTER INC.
+ dmi.board.version: Rev 1.xx
+ dmi.chassis.asset.tag: Asset-1234567890
+ dmi.chassis.type: 3
+ dmi.chassis.vendor: Chassis Manufacture
+ dmi.chassis.version: Chassis Version
+ dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1007:bd05/17/2013:svnASUS:pnAllSeries:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnZ87-C:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion:
+ dmi.product.name: All Series
+ dmi.product.version: System Version
+ dmi.sys.vendor: ASUS

** Attachment added: "AlsaInfo.txt"
   https://bugs.launchpad.net/bugs/1576382/+attachment/4650791/+files/AlsaInfo.txt

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Title:
  Firefox 46 → display glitch

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