diff -urN a/mm/page_alloc.c b/mm/page_alloc.c --- a/mm/page_alloc.c Sat Aug 3 17:08:40 2002 +++ b/mm/page_alloc.c Thu Oct 17 16:42:24 2002 @@ -98,8 +98,12 @@ if (page->buffers) BUG(); - if (page->mapping) - BUG(); + if (page->mapping) { + printk(KERN_CRIT "Page has mapping still set. This is a serious situation. However if you\n"); + printk(KERN_CRIT "are using the NVidia binary only module please report this bug to\n"); + printk(KERN_CRIT "NVidia and not to the Linux Kernel Mailinglist!\n"); + BUG(); + } if (!VALID_PAGE(page)) BUG(); if (PageLocked(page))