This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1800479 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. ** Changed in: xorg-server (Ubuntu) Status: New => Incomplete ** Also affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1800479 Title: 18.10 Wayland segmentation fault (11) for any qt application Status in linux package in Ubuntu: Incomplete Status in xorg-server package in Ubuntu: Incomplete Bug description: Dear all! Starting from some beta 18.10 i experience continious segv fault in Wayland session. COnfiguration is acer swift 5 with 2 additional 24" dell monitors. I choose wayland session in gdm. Everything starts smoothly and good, gnome applications runs ver good. If i will not use any qt application - everything is good. If i start any qt - graphical server crashes immediately and drops me to gdm prompt. During usual xorg session everything is OK. Here's what i have in general log: ___________________________________________________________________ Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) Backtrace: Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 0: /usr/bin/Xwayland (OsLookupColor+0x139) [0x55f02dd6dc39] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 1: /lib/x86_64-linux-gnu/libpthread.so.0 (funlockfile+0x50) [0x7f2c91ebbe1f] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 2: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (__driDriverGetExtensions_virtio_gpu+0x1d7940) [0x7f2c8e3b3760] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 3: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (__driDriverGetExtensions_virtio_gpu+0x13a021) [0x7f2c8e2784b1] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 4: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (__driDriverGetExtensions_virtio_gpu+0xc882a) [0x7f2c8e19552a] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 5: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (__driDriverGetExtensions_virtio_gpu+0xc887e) [0x7f2c8e1955ee] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 6: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (__driDriverGetExtensions_virtio_gpu+0xc8929) [0x7f2c8e1956c9] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 7: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (__driDriverGetExtensions_virtio_gpu+0x2e7d2) [0x7f2c8e061432] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 8: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (__driDriverGetExtensions_virtio_gpu+0x1e481d) [0x7f2c8e3cd35d] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 9: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (__driDriverGetExtensions_virtio_gpu+0x3c6ce9) [0x7f2c8e791e89] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 10: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (__driDriverGetExtensions_virtio_gpu+0x3c5bd3) [0x7f2c8e78fc93] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 11: /usr/bin/Xwayland (ht_dump_contents+0x79a9) [0x55f02dc9ac69] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 12: /usr/bin/Xwayland (ht_dump_contents+0x66fb) [0x55f02dc9868b] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 13: /usr/bin/Xwayland (RegisterResourceName+0x22d) [0x55f02dd5c61d] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 14: /usr/bin/Xwayland (ht_dump_contents+0xb9a9) [0x55f02dca2bd9] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 15: /usr/bin/Xwayland (glvndGetExports+0xde5) [0x55f02dd7cf35] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 16: /usr/bin/Xwayland (SendErrorToClient+0x35e) [0x55f02dd37bae] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 17: /usr/bin/Xwayland (InitFonts+0x3b6) [0x55f02dd3bb36] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 18: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xeb) [0x7f2c91ce309b] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) 19: /usr/bin/Xwayland (_start+0x2a) [0x55f02dc0d1ea] Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) Segmentation fault at address 0x68 Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: Fatal server error: Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) Caught signal 11 (Segmentation fault). Server aborting Oct 29 16:30:50 dshuvalovpc org.gnome.Shell.desktop[2612]: (EE) Oct 29 16:30:51 dshuvalovpc update-notifier[3412]: Could not open X display Oct 29 16:30:51 dshuvalovpc gnome-software[3409]: Could not open X display Oct 29 16:30:52 dshuvalovpc gnome-software[3409]: enabled plugins: desktop-categories, fwupd, os-release, packagekit, packagekit-local, packagekit-offline, packagekit-proxy, packagekit-refine-repos, packag ___________________________________________________________________ To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1800479/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp