netdev - Re: [6.12.15][be2net?] Voluntary context switch within RCU read-side critical section!

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Message-ID: <CAA85sZswKt7cvogeze4FQH_h5EuibF0Zc7=OAS18FxXCiEki-g@mail.gmail.com>
Date: Wed, 26 Feb 2025 10:55:08 +0100
From: Ian Kumlien <ian.kumlien@...il.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: Linux Kernel Network Developers <netdev@...r.kernel.org>
Subject: Re: [6.12.15][be2net?] Voluntary context switch within RCU read-side
 critical section!

On Wed, Feb 26, 2025 at 10:24 AM Ian Kumlien <ian.kumlien@...il.com> wrote:
>
> On Wed, Feb 26, 2025 at 2:05 AM Jakub Kicinski <kuba@...nel.org> wrote:
> >
> > On Tue, 25 Feb 2025 11:13:47 +0100 Ian Kumlien wrote:
> > > Same thing happens in 6.13.4, FYI
> >
> > Could you do a minor bisection? Does it not happen with 6.11?
> > Nothing jumps out at quick look.
>
> I have to admint that i haven't been tracking it too closely until it
> turned out to be an issue
> (makes network traffic over wireguard, through that node very slow)
>
> But i'm pretty sure it was ok in early 6.12.x - I'll try to do a bisect though
> (it's a gw to reach a internal server network in the basement, so not
> the best setup for this)

Since i'm at work i decided to check if i could find all the boot
logs, which is actually done nicely by systemd
first known bad: 6.11.7-300.fc41.x86_64
last known ok: 6.11.6-200.fc40.x86_64

Narrows the field for a bisect at least, =)