Re: Kernel panic with intel_iommu=on
From: Dave Airlie
Date: Fri Aug 12 2011 - 09:51:51 EST
On Fri, Aug 12, 2011 at 10:58 PM, Udo A. Steinberg <udo@xxxxxxxxxxxxxx> wrote:
> After upgrading from firefox 5.0.1 to 6.0b5, my machine locks up hard, the
> moment firefox is started under Linux 3.0 with Intel IOMMU enabled.
> With intel_iommu=off, everything works fine. Likewise, when going back to
> firefox 5.0.1, everything works fine. I've managed to capture the following
> kernel output via the serial console.
Does intel_iommu=igfx_off work as well?
I've been seeing a few of these with Ironlake chipsets, the reason
firefox does it is probably because it causes the 3D driver to be
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/