| Date | Sun, 6 Aug 2006 15:55:43 +0100 (BST) | From | Hugh Dickins <> | Subject | Re: 2.6.18-rc3-mm2 [BUG at mm/vmscan.c:383!] |
| |
On Sun, 6 Aug 2006, Mattia Dongili wrote: > [ 781.988000] kernel BUG at mm/vmscan.c:383! > [ 781.988000] EIP is at remove_mapping+0xe8/0x120
You are so right: the minor fix below is needed.
> [ 781.988000] DWARF2 unwinder stuck at kernel_thread_helper+0x5/0x10
Sorry, someone else will have to help with all that nuisance.
remove_mapping() must check against page_mapping(page): &swapper_space is implicit, never actually stored in page->mapping.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
--- 2.6.18-rc3-mm2/mm/vmscan.c 2006-08-06 12:25:40.000000000 +0100 +++ linux/mm/vmscan.c 2006-08-06 15:40:34.000000000 +0100 @@ -380,7 +380,7 @@ static pageout_t pageout(struct page *pa int remove_mapping(struct address_space *mapping, struct page *page) { BUG_ON(!PageLocked(page)); - BUG_ON(mapping != page->mapping); + BUG_ON(mapping != page_mapping(page)); write_lock_irq(&mapping->tree_lock); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|