16:54, Mel Gorman wrote: > On Wed, Aug 03, 2011 at 02:44:20PM +0800, Xiaotian Feng wrote: >> On Tue, Aug 2, 2011 at 3:22 PM, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote: >>> On Tue, 2 Aug 2011 15:09:57 +0800 Xiaotian Feng <xtfeng@xxxxxxxxx> wrote: >>> >>>> __ __I'm hitting the kernel BUG at mm/vmscan.c:1114 twice, each time I >>>> was trying to build my kernel. The photo of crash screen and my config >>>> is attached. >>> >>> hm, now why has that started happening? >>> >>> Perhaps you could apply this debug patch, see if we can narrow it down? >>> >> >> I will try it then, but it isn't very reproducible :( >> But my system hung after some list corruption warnings... I hit the >> corruption 4 times... >> > > That is very unexpected but if lists are being corrupted, it could > explain the previously reported bug as that bug looked like an active > page on an inactive list. > > What was the last working kernel? Can you bisect? > I just triggered the same BUG_ON() while running xfstests to test btrfs, but I forgot to remember which test case was running when it happaned, case 134 or around. -- Li Zefan -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>