Public bug reported:
Normal boot works fine, but selecting recovery mode leads to a
persistent blank screen.
ProblemType: Bug
DistroRelease: Ubuntu 25.04
Package: linux-image-6.14.0-24-generic 6.14.0-24.24
ProcVersionSignature: Ubuntu 6.14.0-24.24-generic 6.14.6
Uname: Linux 6.14.0-24-generic aarch64
ApportVersion: 2.32.0-0ubuntu5.3
Architecture: arm64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/seq: jmaram 2605 F.... pipewire
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Thu Jul 17 12:16:32 2025
InstallationDate: Installed on 2025-07-17 (1 days ago)
InstallationMedia: Ubuntu 25.04 "Plucky Puffin" - Release arm64 (20250415.3)
Lspci-vt:
-[0004:00]---00.0-[01-ff]----00.0 Qualcomm Technologies, Inc WCN785x Wi-Fi
7(802.11be) 320MHz 2x2 [FastConnect 7800]
-[0006:00]---00.0-[01-ff]----00.0 Sandisk Corp WD PC SN740 NVMe SSD 512GB
(DRAM-less)
MachineType: LENOVO 21N10001US
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SHELL=/bin/bash
TERM=xterm-256color
XDG_RUNTIME_DIR=<set>
ProcFB: 0 msmdrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.14.0-24-generic
root=UUID=d71c6285-ebde-493f-bc5d-cfede90616a1 ro clk_ignore_unused
pd_ignore_unused cma=128M splash console=tty0
crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M
vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-6.14.0-24-generic N/A
linux-backports-modules-6.14.0-24-generic N/A
linux-firmware 20250317.git1d4c88ee-0ubuntu1.3
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
acpidump:
dmi.bios.date: 02/24/2025
dmi.bios.release: 2.18
dmi.bios.vendor: LENOVO
dmi.bios.version: N42ET88W (2.18 )
dmi.board.asset.tag: Not Available
dmi.board.name: 21N10001US
dmi.board.vendor: LENOVO
dmi.board.version:
SDK0T76576 WIN
ptal����8
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.ec.firmware.release: 1.27
dmi.modalias:
dmi:bvnLENOVO:bvrN42ET88W(2.18):bd02/24/2025:br2.18:efr1.27:svnLENOVO:pn21N10001US:pvrThinkPadT14sGen6:rvnLENOVO:rn21N10001US:rvrSDK0T76576WINptal8:cvnLENOVO:ct10:cvrNone:skuLENOVO_MT_21N1_BU_Think_FM_ThinkPadT14sGen6:
dmi.product.family: ThinkPad T14s Gen 6
dmi.product.name: 21N10001US
dmi.product.sku: LENOVO_MT_21N1_BU_Think_FM_ThinkPad T14s Gen 6
dmi.product.version: ThinkPad T14s Gen 6
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug arm64 plucky wayland-session
** Attachment added: "Screen just before recovery mode freezes blank"
https://bugs.launchpad.net/bugs/2117190/+attachment/5890555/+files/recovery%20mode%20before%20freeze.jpg
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https://bugs.launchpad.net/bugs/2117190
Title:
Can't boot into recovery mode in GRUB
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