panic: vm_page_insert: page already inserted

John-Mark Gurney gurney_j at
Wed Jan 25 01:35:24 PST 2006

Peter Jeremy wrote this message on Tue, Jan 24, 2006 at 23:00 +1100:
> On Tue, 2006-Jan-24 01:46:31 -0800, John-Mark Gurney wrote:
> >Ok, now another panic that doesn't involve my code.  Simply loading
> >the bktr module causes this:
> >panic: vm_page_insert: page already inserted
> ...
> >vm_page_insert(c1655fb8,c075a440,11eb1,0) at vm_page_insert+0x36
> >contigmalloc2(c1655fb8,8,0,1,c1655fb8) at contigmalloc2+0x106
> If you have a crashdump, can you print the vm_page_t at 0xc1655fb8,
> it's object, the address of kernel_object_store and the vm_object_t
> at 0xc075a440 if it's not kernel_object_store.  I've been seeing
> these panics with a patched version contigmalloc() and it would be
> nice to know if there's a bug outside these patches.

Looks like Alan just committed a patch to address this...  Of course
this was just as I finally got a crash dump of this panic (like minutes

Thanks Alan!

  John-Mark Gurney				Voice: +1 415 225 5579

     "All that I will do, has been done, All that I have, has not."

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