Bug#430934: Kernel unaligned accesses with ip_fast_csum and ip_rcv with r8169 driver
tag 430934 + fixed-upstream
thanks
On Thu, Jun 28, 2007 at 12:39:04PM +0200, Florian Fainelli wrote:
> Package: linux-image-2.6-sparc64-smp
> Version: 2.6.18+6
>
> Description :
>
> I use the r8169 driver from the kernel-source-2.6.18 package on a Sun
> Entreprise 450 (sparc64-smp) and got a bunch of aligned accesses on ip_rcv
> followed by 4 unaligned access on ip_fast_csum, like that :
>
> Kernel unaligned access at TPC[5fd878] ip_rcv+0xf0/0x608
> Kernel unaligned access at TPC[52cac4] ip_fast_csum+0xc/0x80
> Kernel unaligned access at TPC[52cac8] ip_fast_csum+0x10/0x80
> Kernel unaligned access at TPC[52cacc] ip_fast_csum+0x14/0x80
> Kernel unaligned access at TPC[52cad4] ip_fast_csum+0x1c/0x80
>
> I tried a similar fix as the one suggested in bug #409313, which points to
> this patch : http://article.gmane.org/gmane.linux.ports.sparc/7178
>
> Unfortunately, increasing the rx_copybreak for sparc does not help.
>
> If you need further informations, please let me know. I know the driver is not
> included by default in the linux-image-2.6-sparc64-smp package, and as soon
> as this driver gets fixed, I could open a request for it to be included.
>
> Distribution is Debian etch freshly installed from yesterday.
Please note that this bug has been fixed upstream in 2.6.23-rc. Tested
successfully on an Ultrasparc 10.
--
.''`. Aurelien Jarno | GPG: 1024D/F1BCDB73
: :' : Debian developer | Electrical Engineer
`. `' aurel32@debian.org | aurelien@aurel32.net
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