Public bug reported: this started happening on my test box after recent updates
ProblemType: Crash DistroRelease: Ubuntu 17.10 Package: compiz-core 1:0.9.13.1+17.10.20170515-0ubuntu1 ProcVersionSignature: Ubuntu 4.11.0-5.10-generic 4.11.3 Uname: Linux 4.11.0-5-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia .proc.driver.nvidia.gpus.0000.04.00.0: Error: [Errno 21] Is a directory: '/proc/driver/nvidia/gpus/0000:04:00.0' .proc.driver.nvidia.registry: Binary: "" .proc.driver.nvidia.version: NVRM version: NVIDIA UNIX x86_64 Kernel Module 375.66 Mon May 1 15:29:16 PDT 2017 GCC version: gcc version 6.3.0 20170519 (Ubuntu/Linaro 6.3.0-18ubuntu2) .tmp.unity_support_test.0: ApportVersion: 2.20.5-0ubuntu4 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: Unity:Unity7 Date: Wed Jun 7 09:34:39 2017 DistUpgraded: 2017-02-14 13:25:06,906 DEBUG Running PostInstallScript: './xorg_fix_proprietary.py' DistroCodename: artful DistroVariant: ubuntu DkmsStatus: bbswitch, 0.8, 4.10.0-22-generic, x86_64: installedError! Could not locate dkms.conf file. File: does not exist. bbswitch, 0.8, 4.11.0-5-generic, x86_64: installed ExecutablePath: /usr/bin/compiz GraphicsCard: Intel Corporation Haswell-ULT Integrated Graphics Controller [8086:0a16] (rev 0b) (prog-if 00 [VGA controller]) Subsystem: Lenovo Haswell-ULT Integrated Graphics Controller [17aa:5044] Subsystem: Lenovo GM108M [GeForce 840M] [17aa:5044] InstallationDate: Installed on 2015-12-17 (537 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) MachineType: LENOVO 20DM000VUS ProcCmdline: /usr/bin/compiz ProcEnviron: LANG=en_US.UTF-8 LANGUAGE=en_US PATH=(custom, no user) SHELL=/bin/bash XDG_RUNTIME_DIR=<set> ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.11.0-5-generic root=UUID=a66602e1-7190-468b-b634-52e440371c59 ro rootflags=subvol=@ quiet splash vt.handoff=7 SegvAnalysis: Segfault happened at: 0x7fb42967de18 <malloc_consolidate+280>: mov 0x8(%rbx),%rax PC (0x7fb42967de18) ok source "0x8(%rbx)" (0x55dd00000009) not located in a known VMA region (needed readable region)! destination "%rax" ok SegvReason: reading unknown VMA Signal: 11 SourcePackage: compiz StacktraceTop: malloc_consolidate (av=av@entry=0x7fb4299beb00 <main_arena>) at malloc.c:4202 _int_free (av=0x7fb4299beb00 <main_arena>, p=0x55dde3ddd8e0, have_lock=0) at malloc.c:4110 __GI___libc_free (mem=<optimized out>) at malloc.c:2982 () at /usr/lib/nvidia-375/libGLX_nvidia.so.0 () at /usr/lib/nvidia-375/libnvidia-glcore.so.375.66 Title: compiz crashed with SIGSEGV in malloc_consolidate() UpgradeStatus: Upgraded to artful on 2017-02-14 (112 days ago) UserGroups: adm cdrom dip kismet libvirt lpadmin lxd plugdev sambashare sudo ubridge dmi.bios.date: 11/09/2016 dmi.bios.vendor: LENOVO dmi.bios.version: JGET28WW (1.14 ) dmi.board.asset.tag: Not Available dmi.board.name: 20DM000VUS dmi.board.vendor: LENOVO dmi.board.version: SDK0E50512 STD dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.modalias: dmi:bvnLENOVO:bvrJGET28WW(1.14):bd11/09/2016:svnLENOVO:pn20DM000VUS:pvrThinkPadS3Yoga14:rvnLENOVO:rn20DM000VUS:rvrSDK0E50512STD:cvnLENOVO:ct10:cvrNone: dmi.product.name: 20DM000VUS dmi.product.version: ThinkPad S3 Yoga 14 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.13.1+17.10.20170515-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.80-1 version.libgl1-mesa-dri: libgl1-mesa-dri 17.1.2-1ubuntu1 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 17.1.2-1ubuntu1 version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A version.xserver-xorg-core: xserver-xorg-core 2:1.19.3-1ubuntu2 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.5-1ubuntu1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.9.0-0ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20170309-0ubuntu1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.14-0ubuntu1 xserver.bootTime: Wed Jun 7 09:35:35 2017 xserver.configfile: /etc/X11/xorg.conf xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.version: 2:1.19.3-1ubuntu2 ** Affects: compiz (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-crash artful compiz-0.9 need-amd64-retrace single-occurrence ubuntu ** Information type changed from Private to Public -- You received this bug notification because you are a member of compiz packagers, which is subscribed to compiz in Ubuntu. https://bugs.launchpad.net/bugs/1696442 Title: compiz crashed with SIGSEGV in malloc_consolidate() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/1696442/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~compiz Post to : compiz@lists.launchpad.net Unsubscribe : https://launchpad.net/~compiz More help : https://help.launchpad.net/ListHelp