Public bug reported: When close the lid (suspend) then resume the system killed the current session (as it was logged out) and a greeting screen for log in appears and when log in, the system locked the session and asked for password to unlock.
I use Ubuntu 18.04, nvidia-390. ProblemType: Crash DistroRelease: Ubuntu 18.04 Package: xserver-xorg-core 2:1.19.6-1ubuntu4 ProcVersionSignature: Ubuntu 4.15.0-30.32-generic 4.15.18 Uname: Linux 4.15.0-30-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia .proc.driver.nvidia.gpus.0000.03.00.0: Error: [Errno 21] Is a directory: '/proc/driver/nvidia/gpus/0000:03:00.0' .proc.driver.nvidia.registry: Binary: "" .proc.driver.nvidia.version: NVRM version: NVIDIA UNIX x86_64 Kernel Module 390.48 Thu Mar 22 00:42:57 PDT 2018 GCC version: gcc version 7.3.0 (Ubuntu 7.3.0-16ubuntu3) ApportVersion: 2.20.9-0ubuntu7.2 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: None CrashCounter: 1 Date: Sat Aug 11 17:43:09 2018 DistUpgraded: Fresh install DistroCodename: bionic DistroVariant: ubuntu DkmsStatus: nvidia, 390.48, 4.15.0-29-generic, x86_64: installed nvidia, 390.48, 4.15.0-30-generic, x86_64: installed ExecutablePath: /usr/lib/xorg/Xorg GraphicsCard: Intel Corporation HD Graphics 620 [8086:5916] (rev 02) (prog-if 00 [VGA controller]) Subsystem: Lenovo HD Graphics 620 [17aa:39f1] Subsystem: Lenovo GM108M [GeForce 940MX] [17aa:39f1] MachineType: LENOVO 80SV ProcCmdline: /usr/lib/xorg/Xorg vt2 -displayfd 3 -auth /run/user/1000/gdm/Xauthority -background none -noreset -keeptty -verbose 3 ProcEnviron: ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-30-generic root=UUID=d175c9ce-90fb-4afa-b2f7-51f8c3d9a9b6 ro quiet splash vt.handoff=1 Signal: 7 SourcePackage: nvidia-graphics-drivers StacktraceTop: pixman_rasterize_edges () from /usr/lib/x86_64-linux-gnu/libpixman-1.so.0 pixman_rasterize_trapezoid () from /usr/lib/x86_64-linux-gnu/libpixman-1.so.0 wfbRasterizeTrapezoid () from /usr/lib/xorg/modules/libwfb.so ?? () from /usr/lib/x86_64-linux-gnu/nvidia/xorg/nvidia_drv.so ?? () Title: Xorg crashed with signal 7 in pixman_rasterize_edges() UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo dmi.bios.date: 04/09/2018 dmi.bios.vendor: LENOVO dmi.bios.version: 3JCN30WW dmi.board.asset.tag: NO Asset Tag dmi.board.name: Torronto 5C1 dmi.board.vendor: LENOVO dmi.board.version: NO DPK dmi.chassis.asset.tag: NO Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Lenovo ideapad 510-15IKB dmi.modalias: dmi:bvnLENOVO:bvr3JCN30WW:bd04/09/2018:svnLENOVO:pn80SV:pvrLenovoideapad510-15IKB:rvnLENOVO:rnTorronto5C1:rvrNODPK:cvnLENOVO:ct10:cvrLenovoideapad510-15IKB: dmi.product.family: IDEAPAD dmi.product.name: 80SV dmi.product.version: Lenovo ideapad 510-15IKB dmi.sys.vendor: LENOVO version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.91-2 version.libgl1-mesa-dri: libgl1-mesa-dri 18.0.5-0ubuntu0~18.04.1 version.libgl1-mesa-glx: libgl1-mesa-glx 18.0.5-0ubuntu0~18.04.1 version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A version.xserver-xorg-core: xserver-xorg-core 2:1.19.6-1ubuntu4 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:18.0.1-1 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 ** Affects: nvidia-graphics-drivers (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-crash bionic need-amd64-retrace ubuntu ** Information type changed from Private to Public -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1786634 Title: Xorg crashed (logged out when resume from suspend) with signal 7 in pixman_rasterize_edges() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers/+bug/1786634/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs