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Re: Bug#763606: linux-image-3.16-2-powerpc: Bridge configuration stopped working with kernel 3.16 (was working with previous kernel 3.14)



Control: reassign -1 src:linux

On Mi, 01 oct 14, 11:22:20, Rubin Simons wrote:
> Source: linux-image-3.16-2-powerpc
> Severity: important
> Tags: upstream
> 
> Dear Maintainer,
> 
> I'm running Debian sid on PowerPC (Mac Mini) with a Sun GEM ethernet adapter. The system is running a bridge configuration (brctl and friends) as an OpenVPN server.
> 
> Last monday I upgraded to version 3.16 of the kernel (I was at 3.14). After a reboot, everything seemed fine, no error messages, no strangeness.
> 
> That same day I connected to the OpenVPN service on the box and noticed that stuff didn't work as it did before the upgrade; specifically, I could only reach the server itself and other connected clients (read: everything on the tap0 part of the bridge) and nothing on the network (read: everything behing the eth0 part of the bridge).
> 
> Initially I thought it might be a setup bug. Last two days I've rechecked everything, routing rules, firewalling stuff, etc; I verified the bridge worked within the host, but nothing traversed to/from the eth0 part of the bridge.
> 
> Today, I downgraded the kernel to 3.2.60 (package from stable) as the previous 3.14 kernel was not avalable anymore (and of course, I deinstalled it..). After installation of the 3.2.60 kernel, my bridge setup works normally again.
> 
> I'm pretty sure this is a bug in either the kernel bridge (tun) or ethernet (sungem) driver, or otherwise a bug in openvpn related to bridging on 3.16.
> 
> -- System Information:
> Debian Release: jessie/sid
>   APT prefers testing-updates
>   APT policy: (500, 'testing-updates'), (500, 'testing')
> Architecture: powerpc (ppc)
> 
> Kernel: Linux 3.2.0-4-powerpc
> Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/dash

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