Subject: Re: [Bugme-new] [Bug 16503] New: Upgrade to 2.6.34.2 breaks ethernet network

From: Dave Morgan <[email-masked]>
Date: Wed, 4 Aug 2010 19:59:46 +0100

On 03/08/10 at 01:27pm, Andrew Morton wrote:
>
> (switched to email.  Please respond via emailed reply-to-all, not via the
> bugzilla web interface).
>
> On Tue, 3 Aug 2010 20:14:34 GMT
> [email-masked] wrote:
>
> > https://bugzilla.kernel.org/show_bug.cgi?id=16503
> >
> >            Summary: Upgrade to 2.6.34.2 breaks ethernet network
> >            Product: Networking
> >            Version: 2.5
> >           Platform: All
> >         OS/Version: Linux
> >               Tree: Mainline
> >             Status: NEW
> >           Severity: normal
> >           Priority: P1
> >          Component: Other
> >         AssignedTo: [email-masked]
> >         ReportedBy: [email-masked]
> >         Regression: No
> >
> >
> > Using Arch Linux with fully up-to-date system.
> >
> > Upgrading kernel from 2.6.34.1 to 2.6.34.2 breaks my ethernet connection.  I
> > get dhcp timeouts but no errors in the logs regarding the kernel or the card.
> >
> > Dell Inspiron 1720.
> >
> > 03:00.0 Ethernet controller: Broadcom Corporation BCM4401-B0 100Base-TX (rev
> > 02)
> >
> > Downgrading the kernel fixes the issue.
> >
>
> There are no changes to b44.c in patch-2.6.34.2.  Perhaps you could
> generate the dmesg logs for 2.6.34.1 and 2.6.34.2 and run `diff -u'
> against them, see if anything interesting pops out?
>

There's nothing obvious to me in the logs.

However, it looks like it may be related to the ssb issues affecting
b43.

https://bugzilla.kernel.org/attachment.cgi?id=27335&action=diff

There are reports of my card working with 2.6.35 so I will upgrade to
that version.

--
Dave.