unity_support_test crashed with SIGSEGV in nv04_context_engine()

[Gregory Thompson]

comes up right after I open a web page

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: nux-tools 2.10.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-23.36-generic-pae 3.2.14
Uname: Linux 3.2.0-23-generic-pae i686
ApportVersion: 2.0.1-0ubuntu4
Architecture: i386
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: None
CrashCounter: 1
Date: Wed Apr 18 22:37:51 2012
DistUpgraded: Fresh install
DistroCodename: precise
DistroVariant: ubuntu
ExecutablePath: /usr/lib/nux/unity_support_test
GraphicsCard:
 NVIDIA Corporation NV6 [Vanta/Vanta LT] [10de:002c] (rev 15) (prog-if 00 [VGA controller])
   Subsystem: NVIDIA Corporation Device [10de:0072]
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta i386 (20120327.1)
Lsusb:
 Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 001 Device 002: ID 046d:092e Logitech, Inc. QuickCam Chat
MachineType: Compaq Evo D300
ProcCmdline: /usr/lib/nux/unity_support_test
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.2.0-23-generic-pae root=/dev/mapper/hostname-root ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x967564 <nv04_context_engine+100>: cmpl $0x55,0x4(%edi)
 PC (0x00967564) ok
 source "$0x55" ok
 destination "0x4(%edi)" (0x00000004) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: nux
StacktraceTop:
 nv04_context_engine () from /usr/lib/i386-linux-gnu/dri/nouveau_vieux_dri.so
 nv04_emit_tex_obj () from /usr/lib/i386-linux-gnu/dri/nouveau_vieux_dri.so
 ?? () from /usr/lib/i386-linux-gnu/dri/nouveau_vieux_dri.so
 nouveau_pushbuf_flush () from /usr/lib/i386-linux-gnu/libdrm_nouveau.so.1
 nouveau_grobj_free () from /usr/lib/i386-linux-gnu/libdrm_nouveau.so.1
Title: unity_support_test crashed with SIGSEGV in nv04_context_engine()
UnitySupportTest: Error: command ['/usr/lib/nux/unity_support_test', '-p', '-f'] failed with exit code -11:
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
XsessionErrors: gnome-session[1615]: WARNING: Session 'ubuntu' runnable check failed: Killed by signal 11
dmi.bios.date: 05/14/2002
dmi.bios.vendor: Compaq
dmi.bios.version: 686Y2 v3.02
dmi.board.name: 077Ch
dmi.board.vendor: Compaq
dmi.chassis.asset.tag: X225KGLZB543
dmi.chassis.type: 3
dmi.chassis.vendor: Compaq
dmi.modalias: dmi:bvnCompaq:bvr686Y2v3.02:bd05/14/2002:svnCompaq:pnEvoD300:pvr:rvnCompaq:rn077Ch:rvr:cvnCompaq:ct3:cvr:
dmi.product.name: Evo D300
dmi.sys.vendor: Compaq
drirc:
 <driconf>
 </driconf>
version.compiz: compiz 1:0.9.7.6-0ubuntu1
version.libdrm2: libdrm2 2.4.32-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 8.0.2-0ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 8.0.2-0ubuntu3
version.xserver-xorg-core: xserver-xorg-core 2:1.11.4-0ubuntu10
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.0-0ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.99~git20111219.aacbd629-0ubuntu2
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.17.0-1ubuntu4
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20111201+b5534a1-1build2

[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 #841028, 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.

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[jctolton (jctolton)]

I received the following error notice
ExecutablePath: /usr/lib/nux/unity_support_test
Package: mux-tools 2.14.1-0ubuntu1
ProblemType: Crash
Title: unity_support_test crashed with SIGSEGV in nv04_context_engine()
ApportVersion: 2.1.1-0ubuntu13
Architecture:i386
CoreDump:(binary data)
CrashCounter:1
Date: Sun Sep 30 16:02:33 2012
Dependencies: coreutils 8.13-3ubuntu3
debconf 1.5.42ubuntu1
dpkg 1.16.1.2ubuntu7
gcc-4.6-base 4.6.3-1ubuntu5
libacl1 2.2.51-5ubunut1
libattr1 1:2.4.46-5ubuntu1
libbz2-1.0 1.0.6-1
libc-bin 2.15-0ubuntu10
libc6 2.15-0ubuntu10
libdrm2 2.4.32-1ununtu1
libgcc1 1:4.6.3-1ubuntu5
libgl10mesa-glx 8.0.3+8.0.2-0ubuntu3.2
libglapi-mesa 8.0.3+8.0.2-0ubuntu3.2
liblzma5 5.1.1alpha+20110809-3
libpci3 1:3.1.8-2ubuntu5
libselinux1 2.1.0-4.1ubuntu1
libx11-6 2:1.4.99.1-0ubuntu2
libx11-data 2:1.4.99.1-0ubuntu2
libx11-xcb 2:1.4.99.1-0ubuntu2
libxau6 1:1.0.6-4
libxcb-glx0 1.8.1-1
libxcb1 1.8.1-1
libxcomposite1 1:0.4.3-2build1
libxcomposite1 1:0.4.3-2build1
libxdamage1 1:1.1.3-2build1
libxdmcp6 1:1.1.0-4
libxext6 2:1.3.0-3build1
libxfixes3 1:5.0-4ubuntu4
libxxf86vm1 1:1.1.1-2build1
multiarch-support 2.15-0ububuntu10
perl-base 5.14.2-6ubuntu2.1
tar 1.26-4ubuntu1
tzdata 2012e-0ubuntu0.12.04.1
xz-utils 5.1.1alpha+20110809-3
zlib1g 1:1.2.3.4.dfsg-3ubuntu4
Disassembly:
 =>0x324564 <nv04_context_engine+100>: cmpl $0x55,0x4(%edi)
0x324568 <nv04_context_engine+104>: je 0x324630 <nv_context_engine+304>
0x32456e <nv04_context_engine+110>: lea 0x158c8(%esi),%eax
0x324574 <nv04_context_engine+116>: mov %eax,(%esp)
0x324577 <nv04_context_engine+119>: call 0x321af0<nouveau_bo_context_rest>
0x32457c <nv04_context_engine+124>: orl $0x200000,0x1584c(%esi)
0x324586 <nv04_context_engine+134>: orl $0xc2,0x15850(%esi)
0x324590 <nv04_context_engine+144>: mov %edi,%eax
0x324592 <nv04_context_engine+146>: mov 0x10(%esp),%ebx
0x324596 <nv04_context_engine+150>: mov 0x14(%esp),%esi
0x32459a <nv04_context_engine+154>: mov 0x18(%esp),%edi
0x32459e <nv04_context_engine+158>: add $0x1c,%esp
0x3245a1 <nv04_context_engine+161>: ret
0x3245a2 <nv04_context_engine+162>: lea 0x0(%esi),%esi
0x3245a8 <nv04_context_engine+168>: cmp $0x18,%eax
0x3245ab <nv04_context_engine+171>: je 0x324550 <nv04_context_engine+80>
DistroCodename: precise
DistroRelease: Ubuntu 12.04
DistroVariant: ubuntu
InstallationMedia: Ubuntu 12.04 :TS "Precise Pangolin" -Release i386(20120610.1)
PackageArchitecture: i386
ProcCmdline: /usr/lib/nux/unity_support_test
ProcEnviron: PATH=(custom, no user)
LANG=en_US.UTF-8)
SHELL=/bin/false
...

[Will Cooke (willcooke)]

As part of the big bug clear up for 16.04 LTS I am marking this bug as Wont Fix.
These types of crasher are better handled by errors.ubutnu.com which can collate similar crash reports to help us identify persitent bugs rather than one-off crashes.
Sorry we are not able to help with this specific issue. If you are still experiencing this crash, please re-open the bug and add the tag "desktop-bugscrub-reopened". See https://wiki.ubuntu.com/BigDesktopBugScrub for more information.