From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Daniel Schmitt <daniel.schmitt@udo.edu>
Cc: xen-devel@lists.xensource.com
Subject: Re: crash e100 amd64 >=4GB RAM
Date: Thu, 27 May 2010 11:29:00 -0400 [thread overview]
Message-ID: <20100527152900.GB4342@phenom.dumpdata.com> (raw)
In-Reply-To: <178a7c8c6f1dbc6bc3dc1dd17f63a8fc.squirrel@webmail.tu-dortmund.de>
On Wed, May 26, 2010 at 10:28:05PM +0200, Daniel Schmitt wrote:
> Hello list,
>
> I'm using gentoo Linux with xen 3.4.1 and linux kernel 2.6.30 fine till
> now where I need more RAM. I used 2GB and now I want to use 4GB.
> But upping eth0 (4-port e100 Quad Port Device by Compaq) crashed the kernel.
> I tried xen 4.0.0 with linux kernel 2.6.32, same error.
> Using swiotlb=force or swiotlb=128,force or iommu=off did not succeed even.
> The board has a tg3 gigabit NIC, too. Upping this device does not crash
> the kernel.
> It must have something to do with e100 driver.
>
> Can anyone help?
Yes. Please follow these steps:
http://wiki.xensource.com/xenwiki/XenParavirtOpsHelp
>
> Here is some crash information:
> ------------------------
> kernel BUG at lib/swiotlb-xen.c:454!
> [<ffffffff80481120>] e100_rx_alloc_skb+0x190/0x230
> ...
> RIP [<ffffffff803c56a6>] swiotlb_sync_single_for_device+0x96/0xe0
> Segmentation fault
> ------------------------
>
> Thanks for your help,
> Daniel
>
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xensource.com
> http://lists.xensource.com/xen-devel
prev parent reply other threads:[~2010-05-27 15:29 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-26 20:28 crash e100 amd64 >=4GB RAM Daniel Schmitt
2010-05-27 15:29 ` Konrad Rzeszutek Wilk [this message]
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