From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: "Christopher S. Aker" <caker@theshore.net>
Cc: Ian Campbell <Ian.Campbell@eu.citrix.com>,
Jeremy Fitzhardinge <jeremy@goop.org>,
xen devel <xen-devel@lists.xensource.com>
Subject: Re: 2.6.32.27 dom0 - BUG: unable to handle kernel paging request
Date: Thu, 13 Jan 2011 09:43:35 -0500 [thread overview]
Message-ID: <20110113144334.GA6308@dumpdata.com> (raw)
In-Reply-To: <4517209A-2F8B-41A1-9727-A0E498181135@theshore.net>
On Sun, Jan 09, 2011 at 01:07:26PM -0500, Christopher S. Aker wrote:
> On Jan 4, 2011, at 4:59 PM, Christopher S. Aker wrote:
> >
> > I rebuilt with CONFIG_DEBUG_INFO, and surprisingly it appears valid at the same address:
> >
> > # gdb vmlinux
> > (gdb) list *0xc1022781
> > 0xc1022781 is in vmalloc_sync_all (/build/xen/dom0/pv_ops/2.6.32.27-1-debug/arch/x86/include/asm/pgtable.h:434).
> > 429 #define pud_page(pud) pfn_to_page(pud_val(pud) >> PAGE_SHIFT)
> > 430
> > 431 /* Find an entry in the second-level page table.. */
> > 432 static inline pmd_t *pmd_offset(pud_t *pud, unsigned long address)
> > 433 {
> > 434 return (pmd_t *)pud_page_vaddr(*pud) + pmd_index(address);
> > 435 }
> > 436
> > 437 static inline int pud_large(pud_t pud)
> > 438 {
>
> We hit the BUG again on a third test box -- at least it's fairly easy to reproduce. Has anyone had a chance to poke at this, or have a suggestion for something for me to try/test?
I don't have that much memory as you, so I've only been running a smaller subset of those guests.
So far, nothing yet. How long did it take you to hit it?
prev parent reply other threads:[~2011-01-13 14:43 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-30 22:57 2.6.32.27 dom0 - BUG: unable to handle kernel paging request Christopher S. Aker
2010-12-31 1:29 ` Jeremy Fitzhardinge
2010-12-31 17:19 ` Christopher S. Aker
2011-01-02 20:08 ` Christopher S. Aker
2011-01-04 9:16 ` Ian Campbell
2011-01-04 20:30 ` Christopher S. Aker
2011-01-04 20:34 ` Ian Campbell
2011-01-04 21:59 ` Christopher S. Aker
2011-01-09 18:07 ` Christopher S. Aker
2011-01-10 18:56 ` Konrad Rzeszutek Wilk
2011-01-10 21:49 ` John Weekes
2011-01-15 15:57 ` Christopher S. Aker
2011-01-31 21:07 ` Christopher S. Aker
2011-01-31 21:17 ` Konrad Rzeszutek Wilk
2011-01-31 22:19 ` Jeremy Fitzhardinge
2011-01-31 22:22 ` Jeremy Fitzhardinge
2011-01-31 22:25 ` Jeremy Fitzhardinge
2011-02-14 23:52 ` Christopher S. Aker
2011-02-15 0:19 ` Jeremy Fitzhardinge
2011-02-15 1:15 ` Christopher S. Aker
2011-01-13 14:43 ` Konrad Rzeszutek Wilk [this message]
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