Re: [regression] igc does not function anymore after second resume from standby

[Tony Nguyen]

On 8/14/2024 3:42 AM, Linux regression tracking (Thorsten Leemhuis) wrote:
> [Tony, Przemek: lore did not find any mail from Sasha in the past few
> weeks, so from here it looks like this might be something somebody else
> needs to handle.]

Adding a couple of others who are involved in the driver.

Thanks,
Tony

> Hi, Thorsten here, the Linux kernel's regression tracker.
>
> Sasha, I noticed a report about a regression in bugzilla.kernel.org that
> appears to be caused by this change of yours:
> 6f31d6b643a32c ("igc: Refactor runtime power management flow") [v6.10-rc1]
>
> As many (most?) kernel developers don't keep an eye on the bug tracker,
> I decided to write this mail. To quote from
> https://bugzilla.kernel.org/show_bug.cgi?id=219143 :
>
> >   Martin 2024-08-09 15:17:49 UTC
> >
> > Starting with Kernel 6.10.x I experienced network connection
> > problems after resuming my system for the second time.
> >
> > My system contains two Intel I225-V (rev2 and rev3) cards.
> >
> > I ran a bisection and got a hit: 6f31d6b643a32cc126cf86093fca1ea575948bf0
> >
> > rmmod igc ; modprobe igc remedies the issue till the next but one resume.
>
> See the ticket for more details. Martin, the reporter, is CCed.
>
> Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
> --
> Everything you wanna know about Linux kernel regression tracking:
> https://linux-regtracking.leemhuis.info/about/#tldr
> If I did something stupid, please tell me, as explained on that page.
>
> #regzbot duplicate: https://bugzilla.kernel.org/show_bug.cgi?id=219143
> #regzbot from: Martin