use print_symbol() to decode the offender's program counter.
mm/slab.c | 11 ++++++++---
1 files changed, 8 insertions(+), 3 deletions(-)
diff -puN mm/slab.c~slab-caller-tracking-symbolic mm/slab.c
--- 25/mm/slab.c~slab-caller-tracking-symbolic 2003-03-07 11:54:37.000000000 -0800
+++ 25-akpm/mm/slab.c 2003-03-07 11:54:37.000000000 -0800
@@ -82,6 +82,7 @@
#include <linux/compiler.h>
#include <linux/seq_file.h>
#include <linux/notifier.h>
+#include <linux/kallsyms.h>
#include <asm/uaccess.h>
/*
@@ -801,11 +802,15 @@ static void check_poison_obj(kmem_cache_
printk(KERN_ERR "Slab corruption: start=%p, expend=%p, "
"problemat=%p\n", addr, addr+size-1, end);
if (cachep->flags & SLAB_STORE_USER) {
+ void *pc;
+
if (cachep->flags & SLAB_RED_ZONE)
- printk(KERN_ERR "Last user: [<%p>]\n", *(void**)(addr+size+BYTES_PER_WORD));
+ pc = *(void**)(addr+size+BYTES_PER_WORD);
else
- printk(KERN_ERR "Last user: [<%p>]\n", *(void**)(addr+size));
-
+ pc = *(void**)(addr+size);
+ printk(KERN_ERR "Last user: [<%p>]", pc);
+ print_symbol("(%s)", (unsigned long)pc);
+ printk("\n");
}
printk(KERN_ERR "Data: ");
for (s = 0; s < size; s++) {
_