1 files changed, 8 insertions, 0 deletions

diff --git a/arch/ia64/mm/fault.c b/arch/ia64/mm/fault.c
index 4174ec999dde..ff62551eb3a1 100644
--- a/arch/ia64/mm/fault.c
+++ b/arch/ia64/mm/fault.c
@@ -14,6 +14,7 @@
 #include <asm/processor.h>
 #include <asm/system.h>
 #include <asm/uaccess.h>
+#include <asm/kdebug.h>
 
 extern void die (char *, struct pt_regs *, long);
 
@@ -102,6 +103,13 @@ ia64_do_page_fault (unsigned long address, unsigned long isr, struct pt_regs *re
                 goto bad_area_no_up;
 #endif
 
+        /*
+         * This is to handle the kprobes on user space access instructions
+         */
+        if (notify_die(DIE_PAGE_FAULT, "page fault", regs, code, TRAP_BRKPT,
+                                        SIGSEGV) == NOTIFY_STOP)
+                return;
+
         down_read(&mm->mmap_sem);
 
         vma = find_vma_prev(mm, address, &prev_vma);