Public bug reported:

Ubuntu: 26.04 LTS
Kernel: 7.0.0-28-generic, package 7.0.0-28.28
Motherboard: MSI PRO Z690-A (MS-7D25)
BIOS: A.E0, dated 2023-09-11
NIC: Intel I225-V rev 03 [8086:15f3]
Interface: enp5s0

After resuming from deep S3 suspend, Ethernet remains down and
the kernel never reports "NIC Link is Up".

Reloading the driver immediately restores the 2.5-Gbps link:

sudo modprobe -r igc
sudo modprobe igc

ProblemType: Bug
DistroRelease: Ubuntu 26.04
Package: linux-image-7.0.0-28-generic 7.0.0-28.28
ProcVersionSignature: Ubuntu 7.0.0-28.28-generic 7.0.12
Uname: Linux 7.0.0-28-generic x86_64
ApportVersion: 2.34.1-0ubuntu0.1
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Fri Jul 24 15:52:54 2026
InstallationDate: Installed on 2026-07-20 (5 days ago)
InstallationMedia: Ubuntu 26.04 "Resolute Raccoon" - Release amd64 (20260423.1)
MachineType: Micro-Star International Co., Ltd. MS-7D25
ProcEnviron:
 LANG=en_US.UTF-8
 PATH=(custom, no user)
 SHELL=/usr/bin/zsh
 TERM=xterm-256color
 XDG_RUNTIME_DIR=<set>
ProcFB: 0 nvidia-drmdrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-7.0.0-28-generic 
root=UUID=5ddf3c96-eb29-4c49-bd04-5e64d252db82 ro quiet splash 
crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M
RfKill:
 
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/11/2023
dmi.bios.release: 5.27
dmi.bios.vendor: American Megatrends International, LLC.
dmi.bios.version: A.E0
dmi.board.asset.tag: Default string
dmi.board.name: PRO Z690-A (MS-7D25)
dmi.board.vendor: Micro-Star International Co., Ltd.
dmi.board.version: 2.0
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 3
dmi.chassis.vendor: Micro-Star International Co., Ltd.
dmi.chassis.version: 2.0
dmi.modalias: 
dmi:bvnAmericanMegatrendsInternational,LLC.:bvrA.E0:bd09/11/2023:br5.27:svnMicro-StarInternationalCo.,Ltd.:pnMS-7D25:pvr2.0:rvnMicro-StarInternationalCo.,Ltd.:rnPROZ690-A(MS-7D25):rvr2.0:cvnMicro-StarInternationalCo.,Ltd.:ct3:cvr2.0:skuDefaultstring:pfaDefaultstring:
dmi.product.family: Default string
dmi.product.name: MS-7D25
dmi.product.sku: Default string
dmi.product.version: 2.0
dmi.sys.vendor: Micro-Star International Co., Ltd.

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug kernel-daily-bug resolute wayland-session

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https://bugs.launchpad.net/bugs/2161764

Title:
  igc: Intel I225-V fails to restore link after S3 resume on
  7.0.0-28-generic

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