[BUG] Lenovo 83JL / WD SN7100S: intermittent loss of secondary NVMe after s2idle resume, root port 00:02.1 retraining fails

[Bjorn Helgaas]

On Thu, Apr 09, 2026 at 04:52:20PM +0200, Jacopo Labardi wrote:
> Hello,
> 
> I am reporting an intermittent suspend/resume failure on a Lenovo IdeaPad Pro 5
> 14AKP10 (machine type 83JL) where the secondary NVMe drive can become unusable
> after s2idle resume on Linux.
> ...

> I collected a local bundle containing:
> - full kernel log from the reproducer boot
> - systemd suspend log
> - lspci -nnvv for 0000:00:02.1 and 0000:bf:00.0
> - sysfs power-state snapshots
> - dmidecode output
> 
> The raw bundle contains machine serial/UUID, so I am not attaching it publicly
> as-is. I can provide redacted logs or specific files immediately if requested.

Providing the complete logs with private information redacted would be
a good first step.