Public bug reported:
Hi,
i have sporadic black screen freeze on my lenovo e595 3700U during reboot.
The only workaround till now is add "nomodeset" to GRUB_CMDLINE_LINUX_DEFAULT
Problem occure also on
linux-image-unsigned-5.6.5-050605-generic_5.6.5-050605.202004171629_amd64
and
linux-image-unsigned-5.4.28-050428-generic_5.4.28-050428.202003250833_amd64
19.10 was working with 5.0 kernel
regards
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.4.0-24-generic 5.4.0-24.28
ProcVersionSignature: Ubuntu 5.4.0-24.28-generic 5.4.30
Uname: Linux 5.4.0-24-generic x86_64
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: gizzmo 1345 F.... pulseaudio
/dev/snd/controlC1: gizzmo 1345 F.... pulseaudio
CasperMD5CheckResult: skip
CurrentDesktop: KDE
Date: Sat Apr 18 21:28:37 2020
InstallationDate: Installed on 2020-04-18 (0 days ago)
InstallationMedia: Kubuntu 20.04 LTS "Focal Fossa" - Beta amd64 (20200401)
Lsusb:
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 002: ID 0bda:b023 Realtek Semiconductor Corp. Bluetooth Radio
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: LENOVO 20NFCTO1WW
ProcFB: 0 EFI VGA
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.4.0-24-generic
root=/dev/mapper/vgkubuntu-root ro nomodeset ip=dhcp
RelatedPackageVersions:
linux-restricted-modules-5.4.0-24-generic N/A
linux-backports-modules-5.4.0-24-generic N/A
linux-firmware 1.187
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/30/2020
dmi.bios.vendor: LENOVO
dmi.bios.version: R11ET36W (1.16 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20NFCTO1WW
dmi.board.vendor: LENOVO
dmi.board.version: Not Defined
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias:
dmi:bvnLENOVO:bvrR11ET36W(1.16):bd03/30/2020:svnLENOVO:pn20NFCTO1WW:pvrThinkPadE595:rvnLENOVO:rn20NFCTO1WW:rvrNotDefined:cvnLENOVO:ct10:cvrNone:
dmi.product.family: ThinkPad E595
dmi.product.name: 20NFCTO1WW
dmi.product.sku: LENOVO_MT_20NF_BU_Think_FM_ThinkPad E595
dmi.product.version: ThinkPad E595
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug focal
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https://bugs.launchpad.net/bugs/1873594
Title:
sporadic black screen freeze on lenovo e595 Ryzen 3700U
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