*** This bug is a duplicate of bug 1758528 *** https://bugs.launchpad.net/bugs/1758528
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 #1758528, 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. ** Attachment removed: "CoreDump.gz" https://bugs.launchpad.net/bugs/1764434/+attachment/5118160/+files/CoreDump.gz ** Attachment removed: "Disassembly.txt" https://bugs.launchpad.net/bugs/1764434/+attachment/5118162/+files/Disassembly.txt ** Attachment removed: "ProcMaps.txt" https://bugs.launchpad.net/bugs/1764434/+attachment/5118166/+files/ProcMaps.txt ** Attachment removed: "ProcStatus.txt" https://bugs.launchpad.net/bugs/1764434/+attachment/5118167/+files/ProcStatus.txt ** Attachment removed: "Registers.txt" https://bugs.launchpad.net/bugs/1764434/+attachment/5118168/+files/Registers.txt ** Attachment removed: "Stacktrace.txt" https://bugs.launchpad.net/bugs/1764434/+attachment/5118169/+files/Stacktrace.txt ** Attachment removed: "ThreadStacktrace.txt" https://bugs.launchpad.net/bugs/1764434/+attachment/5118170/+files/ThreadStacktrace.txt ** This bug has been marked a duplicate of bug 1758528 gnome-shell crashed with SIGSEGV in gbm_bo_get_plane_count() from gbm_get_next_fb_id() ** Information type changed from Private to Public ** Tags removed: need-amd64-retrace -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1764434 Title: nome-shell crashed with SIGSEGV ign gbm_bo_get_plane_count() Status in gnome-shell package in Ubuntu: New Bug description: I upgraded from 16.04 -> 17.10 -> 18.04 using the standard system update, and then upgrade via the GUI. After the upgrade I started experiencing issues. First with logging in (log in loop). Had to click on the gear icon and switch from Xorg to Unity (17.10). ProblemType: Crash DistroRelease: Ubuntu 18.04 Package: gnome-shell 3.28.0-0ubuntu5 ProcVersionSignature: Ubuntu 4.15.0-15.16-generic 4.15.15 Uname: Linux 4.15.0-15-generic x86_64 ApportVersion: 2.20.9-0ubuntu4 Architecture: amd64 CurrentDesktop: GNOME-Greeter:GNOME Date: Mon Apr 16 22:58:12 2018 DisplayManager: gdm3 ExecutablePath: /usr/bin/gnome-shell GsettingsChanges: InstallationDate: Installed on 2018-04-13 (2 days ago) InstallationMedia: Ubuntu 16.04.4 LTS "Xenial Xerus" - Release amd64 (20180228) ProcCmdline: /usr/bin/gnome-shell SegvAnalysis: Segfault happened at: 0x7fd09ac4ec90 <gbm_bo_get_plane_count>: mov (%rdi),%rax PC (0x7fd09ac4ec90) ok source "(%rdi)" (0x00000000) not located in a known VMA region (needed readable region)! destination "%rax" ok SegvReason: reading NULL VMA Signal: 11 SourcePackage: gnome-shell StacktraceTop: gbm_bo_get_plane_count () from /usr/lib/x86_64-linux-gnu/libgbm.so.1 ?? () from /usr/lib/x86_64-linux-gnu/libmutter-2.so.0 ?? () from /usr/lib/x86_64-linux-gnu/libmutter-2.so.0 cogl_onscreen_swap_buffers_with_damage () from /usr/lib/x86_64-linux-gnu/mutter/libmutter-cogl-2.so ?? () from /usr/lib/x86_64-linux-gnu/mutter/libmutter-clutter-2.so Title: gnome-shell crashed with SIGSEGV in gbm_bo_get_plane_count() UpgradeStatus: Upgraded to bionic on 2018-04-16 (0 days ago) UserGroups: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1764434/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp