I can still reproduce this now on my T470 with fully up-to-date bionic (also tried the https://launchpad.net/~canonical-x/+archive/ubuntu/x-staging PPA)
kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) Backtrace: kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 0: /usr/bin/Xwayland (xorg_backtrace+0x4d) [0x561ba663e6bd] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 1: /usr/bin/Xwayland (0x561ba6496000+0x1ac459) [0x561ba6642459] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 2: /lib/x86_64-linux-gnu/libpthread.so.0 (0x7ff68662b000+0x12890) [0x7ff68663d890] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 3: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (0x7ff67fed8000+0x24e9e3) [0x7ff6801269e3] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 4: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (0x7ff67fed8000+0x1b3ed4) [0x7ff68008bed4] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 5: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (0x7ff67fed8000+0x144c6a) [0x7ff68001cc6a] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 6: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (0x7ff67fed8000+0x144cae) [0x7ff68001ccae] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 7: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (0x7ff67fed8000+0x144d1c) [0x7ff68001cd1c] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 8: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (0x7ff67fed8000+0xad4b2) [0x7ff67ff854b2] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 9: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (0x7ff67fed8000+0x25b6db) [0x7ff6801336db] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 10: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (0x7ff67fed8000+0x3e2ae5) [0x7ff6802baae5] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 11: /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so (0x7ff67fed8000+0x3e1a13) [0x7ff6802b9a13] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 12: /usr/bin/Xwayland (0x561ba6496000+0xc8989) [0x561ba655e989] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 13: /usr/bin/Xwayland (0x561ba6496000+0xc7975) [0x561ba655d975] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 14: /usr/bin/Xwayland (0x561ba6496000+0x1969f2) [0x561ba662c9f2] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 15: /usr/bin/Xwayland (0x561ba6496000+0xcc5f7) [0x561ba65625f7] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 16: /usr/bin/Xwayland (0x561ba6496000+0xc7c3c) [0x561ba655dc3c] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 17: /usr/bin/Xwayland (0x561ba6496000+0x171ec8) [0x561ba6607ec8] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 18: /usr/bin/Xwayland (0x561ba6496000+0x175f10) [0x561ba660bf10] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 19: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xe7) [0x7ff68625bb97] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) 20: /usr/bin/Xwayland (_start+0x2a) [0x561ba64d0ada] kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) Segmentation fault at address 0x68 kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: Fatal server error: kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) Caught signal 11 (Segmentation fault). Server aborting kwi 24 18:34:27 t470 org.gnome.Shell.desktop[6195]: (EE) Let me know if you need some interactive debugging on this. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to mesa in Ubuntu. https://bugs.launchpad.net/bugs/1754693 Title: Xwayland crashed with SIGABRT in st_renderbuffer_delete() Status in mesa package in Ubuntu: Confirmed Bug description: https://errors.ubuntu.com/problem/01a80d2110a46f6b6d857ce814079646e695f4ca --- Steps to reproduce: Install 'slack' snap: sudo snap install slack --classic Run slack: slack Instacrash. ProblemType: Crash DistroRelease: Ubuntu 18.04 Package: xwayland 2:1.19.6-1ubuntu2 ProcVersionSignature: Ubuntu 4.15.0-10.11-generic 4.15.3 Uname: Linux 4.15.0-10-generic x86_64 .tmp.unity_support_test.0: ApportVersion: 2.20.8-0ubuntu10 Architecture: amd64 CompizPlugins: [core,composite,opengl,decor,mousepoll,grid,vpswitch,compiztoolbox,imgpng,gnomecompat,regex,move,place,resize,snap,unitymtgrabhandles,wall,animation,session,expo,workarounds,fade,ezoom,scale,unityshell] CompositorRunning: None CurrentDesktop: GNOME Date: Fri Mar 9 10:31:06 2018 DistUpgraded: 2018-03-06 13:58:47,853 DEBUG Running PostInstallScript: './xorg_fix_proprietary.py' DistroCodename: bionic DistroVariant: ubuntu EcryptfsInUse: Yes ExecutablePath: /usr/bin/Xwayland ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics Controller [8086:0412] (rev 06) (prog-if 00 [VGA controller]) Subsystem: ASUSTeK Computer Inc. Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics Controller [1043:8534] MachineType: ASUS All Series ProcCmdline: /usr/bin/Xwayland :0 -rootless -terminate -accessx -core -listen 4 -listen 5 -displayfd 6 ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-10-generic root=UUID=cd444f9d-672e-4d7b-aea8-657fff0ea1f4 ro quiet splash crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M nomdmonddf nomdmonisw crashkernel=384M-:128M nomdmonddf nomdmonisw crashkernel=384M-:128M nomdmonddf nomdmonisw crashkernel=384M-:128M nomdmonddf nomdmonisw crashkernel=384M-:128M nomdmonddf nomdmonisw crashkernel=384M-:128M nomdmonddf nomdmonisw crashkernel=384M-:128M nomdmonddf nomdmonisw crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M crashkernel=384M-:128M vt.handoff=1 Signal: 6 SourcePackage: xorg-server StacktraceTop: ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so Title: Xwayland crashed with SIGABRT UpgradeStatus: Upgraded to bionic on 2018-03-06 (2 days ago) UserGroups: adm admin audio cdrom chroot-admin dialout dip egbuild fax floppy fuse libvirt libvirtd lpadmin lxd plugdev sambashare sudo tape video wireshark dmi.bios.date: 10/27/2015 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 2702 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: Z97-PRO dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: Rev 1.xx dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: To Be Filled By O.E.M. dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2702:bd10/27/2015:svnASUS:pnAllSeries:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnZ97-PRO:rvrRev1.xx:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.: dmi.product.family: ASUS MB dmi.product.name: All Series dmi.product.version: System Version dmi.sys.vendor: ASUS version.compiz: compiz 1:0.9.13.1+18.04.20180302-0ubuntu1 version.libdrm2: libdrm2 2.4.90-1 version.libgl1-mesa-dri: libgl1-mesa-dri 18.0.0~rc4-1ubuntu3 version.libgl1-mesa-glx: libgl1-mesa-glx 18.0.0~rc4-1ubuntu3 version.xserver-xorg-core: xserver-xorg-core 2:1.19.6-1ubuntu2 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.5-1ubuntu1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.10.0-1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20171229-1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-2 xserver.bootTime: Mon Oct 16 18:18:18 2017 xserver.configfile: default xserver.devices: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: xserver.version: 2:1.19.3-1ubuntu1.2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1754693/+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
