The "Assertion" prefix might be localized to PL so try searching something like:
journalctl -b-1 | grep dixGetPrivateAddr I am confident it will end up being bug 1861609 but it doesn't hurt to check. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1904777 Title: Xorg randomly crashes under xrdp Status in xorg-server package in Ubuntu: Incomplete Bug description: I'm using xrdp to log into a remote machine. Since upgrading it to 20.04, my sessions started failing randomly. They would either not start at all, or get interrupted hours later. Here's a backtrace I found in a .xorgxrdp.log [ 92697.914] rdpkeybChangeKeyboardControl: autoRepeat off [ 92697.915] rdpInDeferredRepeatCallback: [ 92697.916] rdpkeybChangeKeyboardControl: [ 92697.916] rdpkeybChangeKeyboardControl: autoRepeat off [ 92712.569] (EE) [ 92712.586] (EE) Backtrace: [ 92712.601] (EE) 0: /usr/lib/xorg/Xorg (OsLookupColor+0x13c) [0x5559b013811c] [ 92712.605] (EE) 1: /lib/x86_64-linux-gnu/libpthread.so.0 (funlockfile+0x60) [0x7ffa5424f41f] [ 92712.608] (EE) 2: /lib/x86_64-linux-gnu/libc.so.6 (gsignal+0xcb) [0x7ffa5408c18b] [ 92712.611] (EE) 3: /lib/x86_64-linux-gnu/libc.so.6 (abort+0x12b) [0x7ffa5406b859] [ 92712.612] (EE) unw_get_proc_name failed: no unwind info found [-10] [ 92712.612] (EE) 4: /lib/x86_64-linux-gnu/libc.so.6 (?+0x0) [0x7ffa5406b71a] [ 92712.614] (EE) 5: /lib/x86_64-linux-gnu/libc.so.6 (__assert_fail+0x46) [0x7ffa5407cf36] [ 92712.615] (EE) 6: /usr/lib/xorg/Xorg (DRIMoveBuffersHelper+0xc15) [0x5559b0103095] [ 92712.615] (EE) 7: /usr/lib/xorg/Xorg (DRI2Authenticate+0xa2) [0x5559b01046e2] [ 92712.616] (EE) 8: /usr/lib/xorg/Xorg (DRI2GetParam+0x944) [0x5559b0105aa4] [ 92712.616] (EE) 9: /usr/lib/xorg/Xorg (SendErrorToClient+0x354) [0x5559affd6f34] [ 92712.617] (EE) 10: /usr/lib/xorg/Xorg (InitFonts+0x3b4) [0x5559affdafc4] [ 92712.617] (EE) 11: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf3) [0x7ffa5406d0b3] [ 92712.618] (EE) 12: /usr/lib/xorg/Xorg (_start+0x2e) [0x5559affc4a2e] [ 92712.621] (EE) [ 92712.621] (EE) Fatal server error: [ 92712.621] (EE) Caught signal 6 (Aborted). Server aborting [ 92712.621] (EE) [ 92712.623] (EE) Please consult the The X.Org Foundation support at http://wiki.x.org for help. [ 92712.623] (EE) Please also check the log file at ".xorgxrdp.16.log" for additional information. [ 92712.623] (EE) [ 92712.627] rdpmouseControl: what 4 [ 92712.627] rdpkeybControl: what 4 [ 92712.629] rdpLeaveVT: [ 92712.634] (EE) Server terminated with error (1). Closing log file. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: xserver-xorg-core 2:1.20.8-2ubuntu2.4 ProcVersionSignature: Ubuntu 5.4.0-53.59-generic 5.4.65 Uname: Linux 5.4.0-53-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.11-0ubuntu27.12 Architecture: amd64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CasperMD5CheckResult: skip CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' Date: Wed Nov 18 20:07:37 2020 DistUpgraded: 2020-11-10 20:20:36,496 DEBUG Running PostInstallScript: './xorg_fix_proprietary.py' DistroCodename: focal DistroVariant: ubuntu ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Advanced Micro Devices, Inc. [AMD/ATI] RS880M [Mobility Radeon HD 4225/4250] [1002:9712] (prog-if 00 [VGA controller]) Subsystem: Hewlett-Packard Company ProLiant MicroServer N36L [103c:1609] MachineType: HP ProLiant MicroServer ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-53-generic root=UUID=62bd3629-e229-4962-b11f-695a62533e9d ro quiet splash nomdmonddf nomdmonisw nomdmonddf nomdmonisw nomdmonddf nomdmonisw nomdmonddf nomdmonisw vt.handoff=7 SourcePackage: xorg-server UpgradeStatus: Upgraded to focal on 2020-11-10 (7 days ago) acpidump: Error: command ['pkexec', '/usr/share/apport/dump_acpi_tables.py'] failed with exit code 127: polkit-agent-helper-1: error response to PolicyKit daemon: GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed: No session for cookie Error executing command as another user: Not authorized This incident has been reported. dmi.bios.date: 07/29/2011 dmi.bios.vendor: HP dmi.bios.version: O41 dmi.chassis.type: 7 dmi.chassis.vendor: HP dmi.modalias: dmi:bvnHP:bvrO41:bd07/29/2011:svnHP:pnProLiantMicroServer:pvr:cvnHP:ct7:cvr: dmi.product.name: ProLiant MicroServer dmi.product.sku: 664447-425 dmi.sys.vendor: HP version.compiz: compiz 1:0.9.14.1+20.04.20200211-0ubuntu1 version.libdrm2: libdrm2 2.4.101-2 version.libgl1-mesa-dri: libgl1-mesa-dri 20.0.8-0ubuntu1~20.04.1 version.libgl1-mesa-glx: libgl1-mesa-glx 20.0.8-0ubuntu1~20.04.1 version.xserver-xorg-core: xserver-xorg-core 2:1.20.8-2ubuntu2.4 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20200226-1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1904777/+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
