[Bug 2150732] Re: Screen stays black after resuming from sleep

For what it's worth, this issue still presents in 7.0.0-28.28. -- You received this bug notification because you are subscribed to linux in Ubuntu. Matching subscriptions: Bgg, Bmail, Nb https://bugs.launchpad.net/bugs/2150732 Title: Screen stays black after resuming from sleep Status in linux package in Ubuntu: Confirmed Bug description: After a "long" sleep (let's say more than 10 mins, but this is not clearly defined yet) when waking up, the screen stays black. I can confirm the system is responsive, the fingerprint sensor activates, it connects to the WiFi properly, it's really just the graphics part. ProblemType: Bug DistroRelease: Ubuntu 26.04 Package: linux-image-7.0.0-14-generic 7.0.0-14.14 ProcVersionSignature: Ubuntu 7.0.0-14.14-generic 7.0.0 Uname: Linux 7.0.0-14-generic x86_64 ApportVersion: 2.34.0-0ubuntu2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: a.dubois 5856 F.... pipewire a.dubois 5867 F.... wireplumber /dev/snd/seq: a.dubois 5856 F.... pipewire CasperMD5CheckMismatches: ./boot/grub/i386-pc/eltorito.img CasperMD5CheckResult: fail CurrentDesktop: ubuntu:GNOME Date: Thu Apr 30 12:07:57 2026 InstallationDate: Installed on 2026-02-27 (62 days ago) InstallationMedia: Ubuntu 24.04.3 LTS "Noble Numbat" - Release amd64 (20250805.1) MachineType: LENOVO 21KWS15400 ProcEnviron: LANG=fr_FR.UTF-8 PATH=(custom, no user) SHELL=/bin/bash TERM=xterm-256color ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-7.0.0-14-generic root=/dev/mapper/ubuntu--vg-ubuntu--lv ro quiet splash crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M SourcePackage: linux UpgradeStatus: Upgraded to resolute on 2026-04-24 (6 days ago) dmi.bios.date: 03/02/2026 dmi.bios.release: 1.20 dmi.bios.vendor: LENOVO dmi.bios.version: N48ET33W (1.20 ) dmi.board.asset.tag: Not Available dmi.board.name: 21KWS15400 dmi.board.vendor: LENOVO dmi.board.version: SDK0T76530 WIN dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.ec.firmware.release: 1.15 dmi.modalias: dmi:bvnLENOVO:bvrN48ET33W(1.20):bd03/02/2026:br1.20:efr1.15:svnLENOVO:pn21KWS15400:pvrThinkPadP1Gen7:rvnLENOVO:rn21KWS15400:rvrSDK0T76530WIN:cvnLENOVO:ct10:cvrNone:skuLENOVO_MT_21KW_BU_Think_FM_ThinkPadP1Gen7:pfaThinkPadP1Gen7: dmi.product.family: ThinkPad P1 Gen 7 dmi.product.name: 21KWS15400 dmi.product.sku: LENOVO_MT_21KW_BU_Think_FM_ThinkPad P1 Gen 7 dmi.product.version: ThinkPad P1 Gen 7 dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2150732/+subscriptions