Messages in this thread |  | | Date | Wed, 11 Oct 2000 19:05:35 -0300 (BRST) | From | Rik van Riel <> | Subject | Re: 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/
|  |