Public bug reported:
The computer freezes or crashes after awaking from hibernation.
This is Upstream issue drm/amd#5387, tracked under CVE-2026-98166
In upstream kernel, this refers to commits 3db7d7d58341 and fcfe64715b42
I am requesting a backport to the kernel used in ubuntu 26.04
ProblemType: Bug
DistroRelease: Ubuntu 26.04
Package: linux-image-7.0.0-42-generic 7.0.0-42.42
ProcVersionSignature: Ubuntu 7.0.0-42.42-generic 7.0.14
Uname: Linux 7.0.0-42-generic x86_64
ApportVersion: 2.34.1-0ubuntu0.1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC2: pbarros 8625 F.... wireplumber
/dev/snd/controlC0: pbarros 8625 F.... wireplumber
/dev/snd/controlC1: pbarros 8625 F.... wireplumber
/dev/snd/seq: pbarros 8605 F.... pipewire
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Fri Oct 30 07:25:21 2026
HibernationDevice: RESUME=UUID=8343c40f-749e-4c60-bc61-b7a60e6134e2
InstallationDate: Installed on 2026-09-10 (50 days ago)
InstallationMedia: Ubuntu 26.04.1 LTS "Resolute Raccoon" - Release amd64
(20260826)
MachineType: AiStone X6FR57TY
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SHELL=/bin/bash
TERM=xterm-256color
XDG_RUNTIME_DIR=<set>
ProcFB: 0 amdgpudrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-7.0.0-42-generic
root=UUID=59aa6355-f6c4-481d-8a5a-a796dc2ce05c ro
resume=UUID=8343c40f-749e-4c60-bc61-b7a60e6134e2 amdgpu.dcdebugmask=0x10
crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/26/2026
dmi.bios.release: 1.10
dmi.bios.vendor: American Megatrends International, LLC.
dmi.bios.version: N.1.39PCS10
dmi.board.asset.tag: Standard
dmi.board.name: X6FR57TY
dmi.board.vendor: AiStone
dmi.board.version: Standard
dmi.chassis.asset.tag: Standard
dmi.chassis.type: 10
dmi.chassis.vendor: Standard
dmi.chassis.version: Standard
dmi.ec.firmware.release: 1.48
dmi.modalias:
dmi:bvnAmericanMegatrendsInternational,LLC.:bvrN.1.39PCS10:bd03/26/2026:br1.10:efr1.48:svnAiStone:pnX6FR57TY:pvrStandard:rvnAiStone:rnX6FR57TY:rvrStandard:cvnStandard:ct10:cvrStandard:sku0001:pfaFRR:
dmi.product.family: FRR
dmi.product.name: X6FR57TY
dmi.product.sku: 0001
dmi.product.version: Standard
dmi.sys.vendor: AiStone
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug resolute wayland-session
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https://bugs.launchpad.net/bugs/2172572
Title:
CVE-2026-98166
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