Re: 2.6.0-test9-mm4 - kernel BUG at arch/i386/mm/fault.c:357!

[William Lee Irwin III <wli@holomorphy.com>]

On Wed, 2003-11-19 at 14:02, William Lee Irwin III wrote:
>> What sound card?

On Wed, Nov 19, 2003 at 02:27:36PM +0100, Ronny V. Vindenes wrote:
> Hercules Fortissimo III (snd-cs46xx), there's also a Terratec EWX24/96
> (snd-ice1712) installed but it's not in active use.

Er, sorry, try this one instead:


-- wli



diff -prauN mm4-2.6.0-test9-1/arch/i386/mm/fault.c mm4-2.6.0-test9-dbg-1/arch/i386/mm/fault.c
--- mm4-2.6.0-test9-1/arch/i386/mm/fault.c	2003-11-19 00:07:03.000000000 -0800
+++ mm4-2.6.0-test9-dbg-1/arch/i386/mm/fault.c	2003-11-19 05:56:04.000000000 -0800
@@ -21,6 +21,7 @@
 #include <linux/vt_kern.h>		/* For unblank_screen() */
 #include <linux/highmem.h>
 #include <linux/module.h>
+#include <linux/kallsyms.h>
 
 #include <asm/system.h>
 #include <asm/uaccess.h>
@@ -354,6 +355,10 @@ good_area:
 		case VM_FAULT_OOM:
 			goto out_of_memory;
 		default:
+			if (vma->vm_ops && vma->vm_ops->nopage)
+				print_symbol(KERN_CRIT "bad nopage %s\n",
+					(unsigned long)vma->vm_ops->nopage);
+			printk(KERN_CRIT "handle_mm_fault() returned bad status\n");
 			BUG();
 	}