Compiz crash - trap divide error in libstaticswitcher.so

[DaffyDuck]

Could not reproduce when running "ubuntu-bug". When not running, reproduces 9/10 times. To reproduce:

1. Open terminal
2. Run `gitk` (do not need to be in a Git directory)
3. Go back to terminal
4. Terminate (Ctrl-C)
5. Compiz crash, logged out.

Some relevant details from syslog:
Aug 22 14:10:21 <hostname> kernel: [ 5460.340332] traps: compiz[29095] trap divide error ip:7f9cf3a816b6 sp:7ffd4a345780 error:0 in libstaticswitcher.so[7f9cf3a73000+1f000]
Aug 22 14:10:22 <hostname> gnome-session[29027]: gnome-session-binary[29027]: WARNING: Application 'compiz.desktop' killed by signal 8
Aug 22 14:10:22 <hostname> gnome-session[29027]: gnome-session-binary[29027]: WARNING: App 'compiz.desktop' respawning too quickly
Aug 22 14:10:22 <hostname> gnome-session[29027]: gnome-session-binary[29027]: CRITICAL: We failed, but the fail whale is dead. Sorry....
Aug 22 14:10:22 <hostname> gnome-session-binary[29027]: Unrecoverable failure in required component compiz.desktop
Aug 22 14:10:22 <hostname> gnome-session-binary[29027]: WARNING: Application 'compiz.desktop' killed by signal 8
Aug 22 14:10:22 <hostname> gnome-session-binary[29027]: WARNING: App 'compiz.desktop' respawning too quickly
Aug 22 14:10:22 <hostname> gnome-session-binary[29027]: CRITICAL: We failed, but the fail whale is dead. Sorry....
Aug 22 14:10:22 <hostname> gnome-session[29027]: compiz (core) - Info: Loading plugin: core
Aug 22 14:10:22 <hostname> gnome-session[29027]: compiz (core) - Info: Starting plugin: core

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: xorg 1:7.7+13ubuntu3
ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15
Uname: Linux 4.4.0-34-generic x86_64
.tmp.unity_support_test.0:

ApportVersion: 2.20.1-0ubuntu2.1
Architecture: amd64
BootLog:

CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
CurrentDesktop: GNOME-Flashback:Unity
Date: Mon Aug 22 14:10:44 2016
DistUpgraded: 2016-08-18 16:16:46,337 DEBUG Running PostInstallScript: './xorg_fix_proprietary.py'
DistroCodename: xenial
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes
GraphicsCard:
 NVIDIA Corporation GK107GL [Quadro K600] [10de:0ffa] (rev a1) (prog-if 00 [VGA controller])
   Subsystem: NVIDIA Corporation GK107GL [Quadro K600] [10de:094b]
InstallationDate: Installed on 2015-02-06 (562 days ago)
InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release amd64 (20130213)
JournalErrors:
 Error: command ['journalctl', '-b', '--priority=warning', '--lines=1000'] failed with exit code 1: Hint: You are currently not seeing messages from other users and the system.
       Users in the 'systemd-journal' group can see all messages. Pass -q to
       turn off this notice.
 No journal files were opened due to insufficient permissions.
MachineType: LENOVO 30AH000KUS
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-34-generic root=UUID=787f114f-5564-45ca-8208-e50ccaaee36c ro quiet splash vt.handoff=7
SourcePackage: xorg
Symptom: display
Title: Xorg crash
UpgradeStatus: Upgraded to xenial on 2016-08-18 (3 days ago)
dmi.bios.date: 06/17/2014
dmi.bios.vendor: LENOVO
dmi.bios.version: FBKT90AUS
dmi.board.name: SHARKBAY
dmi.board.vendor: LENOVO
dmi.board.version: SDK0E50510 PRO
dmi.chassis.type: 7
dmi.chassis.vendor: To Be Filled By O.E.M.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnLENOVO:bvrFBKT90AUS:bd06/17/2014:svnLENOVO:pn30AH000KUS:pvrThinkStationP300:rvnLENOVO:rnSHARKBAY:rvrSDK0E50510PRO:cvnToBeFilledByO.E.M.:ct7:cvrToBeFilledByO.E.M.:
dmi.product.name: 30AH000KUS
dmi.product.version: ThinkStation P300
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.12.2+16.04.20160801.3-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.67-1ubuntu0.16.04.1
version.libgl1-mesa-dri: libgl1-mesa-dri 11.2.0-1ubuntu2.1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 11.2.0-1ubuntu2.1
version.xserver-xorg-core: xserver-xorg-core 2:1.18.3-1ubuntu2.3
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.1-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.7.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160325-1ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2
xserver.bootTime: Mon Aug 22 14:10:22 2016
xserver.configfile: default
xserver.devices:
 input Power Button KEYBOARD, id 6
 input Power Button KEYBOARD, id 7
 input USB Optical Mouse MOUSE, id 8
 input Microsoft Natural® Ergonomic Keyboard 4000 KEYBOARD, id 9
 input Microsoft Natural® Ergonomic Keyboard 4000 KEYBOARD, id 10
xserver.errors:
 Failed to load module "nvidia" (module does not exist, 0)
 Failed to load module "nvidia" (module does not exist, 0)
xserver.logfile: /var/log/Xorg.0.log
xserver.version: 2:1.18.3-1ubuntu2.3
xserver.video_driver: nouveau

[DaffyDuck (ilija-x)]

No longer happens with upgraded packages.