diff --git a/scripts/gdb/linux/mm.py b/scripts/gdb/linux/mm.py
index d78908f6664d..dffadccbb01d 100644
--- a/scripts/gdb/linux/mm.py
+++ b/scripts/gdb/linux/mm.py
@@ -40,11 +40,11 @@ class x86_page_ops():
 
         self.PAGE_OFFSET = int(gdb.parse_and_eval("page_offset_base"))
         self.VMEMMAP_START = int(gdb.parse_and_eval("vmemmap_base"))
-        self.PHYS_BASE = int(gdb.parse_and_eval("phys_base"))
+        self.PHYS_BASE = int(gdb.parse_and_eval("(unsigned long) phys_base"))
         self.START_KERNEL_map = 0xffffffff80000000
 
-        self.KERNEL_START = gdb.parse_and_eval("_text")
-        self.KERNEL_END = gdb.parse_and_eval("_end")
+        self.KERNEL_START = gdb.parse_and_eval("(unsigned long) &_text")
+        self.KERNEL_END = gdb.parse_and_eval("(unsigned long) &_end")
 
         self.VMALLOC_START = int(gdb.parse_and_eval("vmalloc_base"))
         if self.VMALLOC_START == 0xffffc90000000000: