compiz crashed with SIGSEGV in unity::switcher::Controller::Impl::GetCurrentSelection()

[sebokie]

Crashed while trying to refocus a window which had been placed on another screen if I remember correctly.

ProblemType: Crash
DistroRelease: Ubuntu 16.04
Package: compiz-core 1:0.9.12.2+16.04.20160318-0ubuntu1
ProcVersionSignature: Ubuntu 4.4.0-15.31-generic 4.4.6
Uname: Linux 4.4.0-15-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_modeset nvidia
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86_64 Kernel Module 361.28 Wed Feb 3 15:48:04 PST 2016
 GCC version: gcc version 5.3.1 20160320 (Ubuntu/Linaro 5.3.1-12ubuntu4)
ApportVersion: 2.20-0ubuntu3
Architecture: amd64
CurrentDesktop: Unity
Date: Sun Mar 27 18:09:15 2016
DistUpgraded: Fresh install
DistroCodename: xenial
DistroVariant: ubuntu
DkmsStatus:
 bbswitch, 0.8, 4.4.0-15-generic, x86_64: installed
 nvidia-361, 361.28, 4.4.0-15-generic, x86_64: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 NVIDIA Corporation GM204 [GeForce GTX 980] [10de:13c0] (rev a1) (prog-if 00 [VGA controller])
   Subsystem: CardExpert Technology GM204 [GeForce GTX 980] [10b0:13c0]
InstallationDate: Installed on 2016-03-25 (1 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Beta amd64 (20160323)
MachineType: Gigabyte Technology Co., Ltd. Z87X-UD4H
ProcCmdline: compiz
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-15-generic.efi.signed root=UUID=1759f8a3-ae4e-4166-9d49-748179de960c ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7fd6f75a32f3 <_ZNK5unity8switcher10Controller4Impl19GetCurrentSelectionEv+339>: mov (%rdi),%rbp
 PC (0x7fd6f75a32f3) ok
 source "(%rdi)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%rbp" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 unity::switcher::Controller::Impl::GetCurrentSelection() const () from /usr/lib/x86_64-linux-gnu/compiz/libunityshell.so
 unity::switcher::Controller::Impl::Hide(bool) () from /usr/lib/x86_64-linux-gnu/compiz/libunityshell.so
 unity::UnityScreen::altTabTerminateCommon(CompAction*, unsigned int, std::vector<CompOption, std::allocator<CompOption> >&) () from /usr/lib/x86_64-linux-gnu/compiz/libunityshell.so
 compiz::private_screen::EventManager::triggerRelease(CompAction*, unsigned int, std::vector<CompOption, std::allocator<CompOption> >&) () from /usr/lib/x86_64-linux-gnu/libcompiz_core.so.ABI-20151010
 PrivateScreen::triggerStateNotifyBindings(std::vector<CompOption, std::allocator<CompOption> >&, std::vector<CompAction, std::allocator<CompAction> >&, _XkbStateNotifyEvent*, std::vector<CompOption, std::allocator<CompOption> >&) () from /usr/lib/x86_64-linux-gnu/libcompiz_core.so.ABI-20151010
Title: compiz crashed with SIGSEGV in unity::switcher::Controller::Impl::GetCurrentSelection()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip libvirtd lpadmin plugdev sambashare sudo
dmi.bios.date: 06/12/2014
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 10b
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: Z87X-UD4H-CF
dmi.board.vendor: Gigabyte Technology Co., Ltd.
dmi.board.version: x.x
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr10b:bd06/12/2014:svnGigabyteTechnologyCo.,Ltd.:pnZ87X-UD4H:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnZ87X-UD4H-CF:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: Z87X-UD4H
dmi.product.version: To be filled by O.E.M.
dmi.sys.vendor: Gigabyte Technology Co., Ltd.
version.compiz: compiz 1:0.9.12.2+16.04.20160318-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.67-1
version.libgl1-mesa-dri: libgl1-mesa-dri 11.1.2-1ubuntu2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 11.1.2-1ubuntu2
version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.18.1-1ubuntu4
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.1-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.6.1-1ubuntu2
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20160218-1ubuntu3
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.12-1build2
xserver.bootTime: Sun Mar 27 12:59:49 2016
xserver.configfile: default
xserver.errors:
 Wacom Volito2 4x5 Pen stylus: Invalid type 'touch' for this device.
 Wacom Volito2 4x5 Pen stylus: Invalid type 'pad' for this device.
xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:

xserver.version: 2:1.18.1-1ubuntu4

[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 #1540012, 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.