apport information ** Tags added: apport-collected bionic
** Description changed: Between linux 4.15.0-23 and 4.15.0-24, suspend/resume stopped working correctly. After resume, the laptop panel remains blank with -24 (external monitors resume correctly). Suspend/resume worked correctly with -23. Ubuntu 18.04 LTS Lenovo P50 laptop, using nouveau driver + --- + ProblemType: Bug + ApportVersion: 2.20.9-0ubuntu7.3 + Architecture: amd64 + AudioDevicesInUse: + USER PID ACCESS COMMAND + /dev/snd/controlC1: john 1100 F.... pulseaudio + /dev/snd/controlC0: john 1100 F.... pulseaudio + DistroRelease: Ubuntu 18.04 + HibernationDevice: RESUME=UUID=1114cee9-db59-4a6e-a257-06ed1131a72b + InstallationDate: Installed on 2017-02-01 (586 days ago) + InstallationMedia: Xubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719) + MachineType: LENOVO 20EN001AUS + Package: linux (not installed) + ProcEnviron: + TERM=xterm + PATH=(custom, no user) + LANG=en_US.UTF-8 + SHELL=/bin/bash + ProcFB: 0 nouveaufb + ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-23-generic root=UUID=cd371ad3-bcc5-4389-b0b7-910bd49727c5 ro quiet + ProcVersionSignature: Ubuntu 4.15.0-23.25-generic 4.15.18 + RelatedPackageVersions: + linux-restricted-modules-4.15.0-23-generic N/A + linux-backports-modules-4.15.0-23-generic N/A + linux-firmware 1.173.1 + RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill' + Tags: bionic + Uname: Linux 4.15.0-23-generic x86_64 + UpgradeStatus: No upgrade log present (probably fresh install) + UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo vboxusers wireshark + _MarkForUpload: True + dmi.bios.date: 03/28/2018 + dmi.bios.vendor: LENOVO + dmi.bios.version: N1EET77W (1.50 ) + dmi.board.asset.tag: Not Available + dmi.board.name: 20EN001AUS + dmi.board.vendor: LENOVO + dmi.board.version: SDK0J40705 WIN + dmi.chassis.asset.tag: No Asset Information + dmi.chassis.type: 10 + dmi.chassis.vendor: LENOVO + dmi.chassis.version: None + dmi.modalias: dmi:bvnLENOVO:bvrN1EET77W(1.50):bd03/28/2018:svnLENOVO:pn20EN001AUS:pvrThinkPadP50:rvnLENOVO:rn20EN001AUS:rvrSDK0J40705WIN:cvnLENOVO:ct10:cvrNone: + dmi.product.family: ThinkPad P50 + dmi.product.name: 20EN001AUS + dmi.product.version: ThinkPad P50 + dmi.sys.vendor: LENOVO ** Attachment added: "AlsaInfo.txt" https://bugs.launchpad.net/bugs/1791321/+attachment/5187289/+files/AlsaInfo.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1791321 Title: No video on laptop display after suspend/resume To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1791321/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
