lkml.org 
[lkml]   [2000]   [Oct]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: test10-pre1 BUG at page_alloc.c:221!
On Wed, 11 Oct 2000 tytso@mit.edu wrote:
> Date: Wed, 11 Oct 2000 16:33:09 +0100 (BST)
> From: Tigran Aivazian <tigran@veritas.com>
>
> Maybe this is because I called this machine - hilbert, so now it gives me
> nothing but very interesting and exciting Problems... in fact too many of
> them :)
>
> There was a similar problem reported with test9 that seems related.
> (included below). Rik, what do you think?

> Oct 7 11:50:47 localhost kernel: kernel BUG at page_alloc.c:91!

> Oct 7 11:50:47 localhost kernel: Call Trace: [tvecs+8671/55752] [tvecs+9165/55752] [page_launder+674/1888] [__free_pages+19/20] [page_launder+1161/1888] [do_try_to_free_pages+52/128] [tvecs+7999/55752]
> Oct 7 11:50:47 localhost kernel: [kswapd+115/288] [kernel_thread+40/56]
> Oct 7 11:50:47 localhost kernel: Code: 0f 0b 83 c4 0c 89 f6 89 da 2b 15 f8 89 26 c0 89 d0 c1 e0 04

Hmmm, this means that somebody is dropping the last reference to a
page with page->mapping set, even though the page is locked.

Then page_launder() drops the extra reference it was holding on the
page and __free_pages_ok() will barf ...

regards,

Rik
--
"What you're running that piece of shit Gnome?!?!"
-- Miguel de Icaza, UKUUG 2000

http://www.conectiva.com/ http://www.surriel.com/

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 12:39    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site