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'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete -- 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 xorg 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 ___________________________________________________________________ --- ProblemType: Bug ApportVersion: 2.20.10-0ubuntu13 Architecture: amd64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CompositorRunning: None CurrentDesktop: ubuntu:GNOME DistUpgraded: Fresh install DistroCodename: cosmic DistroRelease: Ubuntu 18.10 DistroVariant: ubuntu ExtraDebuggingInterest: Yes GraphicsCard: Intel Corporation UHD Graphics 620 [8086:5917] (rev 07) (prog-if 00 [VGA controller]) Subsystem: Acer Incorporated [ALI] UHD Graphics 620 [1025:1225] InstallationDate: Installed on 2018-10-08 (21 days ago) InstallationMedia: Ubuntu 18.10 "Cosmic Cuttlefish" - Beta amd64 (20180927) MachineType: Acer Swift SF514-52T Package: xorg-server PackageArchitecture: amd64 ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.18.0-10-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=1 ProcVersionSignature: Ubuntu 4.18.0-10.11-generic 4.18.12 Tags: cosmic ubuntu Uname: Linux 4.18.0-10-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 02/26/2018 dmi.bios.vendor: Insyde Corp. dmi.bios.version: V1.05 dmi.board.name: Carlsberg_KL dmi.board.vendor: KBL dmi.board.version: V1.05 dmi.chassis.type: 10 dmi.chassis.vendor: Acer dmi.chassis.version: V1.05 dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.05:bd02/26/2018:svnAcer:pnSwiftSF514-52T:pvrV1.05:rvnKBL:rnCarlsberg_KL:rvrV1.05:cvnAcer:ct10:cvrV1.05: dmi.product.family: Swift 5 dmi.product.name: Swift SF514-52T dmi.product.sku: 0000000000000000 dmi.product.version: V1.05 dmi.sys.vendor: Acer version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.95-1 version.libgl1-mesa-dri: libgl1-mesa-dri 18.2.2-0ubuntu1 version.libgl1-mesa-glx: libgl1-mesa-glx N/A version.xserver-xorg-core: xserver-xorg-core 2:1.20.1-3ubuntu2.1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:18.1.0-1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20171229-1ubuntu1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+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