Messages in this thread | | | Date | Fri, 19 Sep 2008 11:33:56 +0100 | From | Alan Cox <> | Subject | Re: Kernel OOPS and panic on boot in advantech watchdog init |
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On Thu, 18 Sep 2008 22:02:16 -0400 "Bryan Donlan" <bdonlan@gmail.com> wrote:
> When testing a non-modular kernel on i386 with many of the default > drivers left on under Xen, I got the following oops and panic on boot:
Looks like yet another Xen bug
> [ 30.328280] BUG: unable to handle kernel paging request at d6023220 > [ 30.332244] IP: [<c021f6f3>] xen_set_pte+0x3/0x10
sc520 tries to make an ioremap to read 0xfffefcb0
> [ 30.332244] [<c037be42>] ioremap_page_range+0x1e2/0x280 > [ 30.332244] [<c023d311>] __ioremap_caller+0x1e1/0x340
The Xen glue should have either permitted the mapping or failed the ioremap attempt with NULL.
Alan
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