diff --git a/kernel/crash_core.c b/kernel/crash_core.c
index 07b26df453a977c39f6771743a6eba9f694ad215..a0eb4d5cf557717b500d69270b4dfb1201cefea8 100644
--- a/kernel/crash_core.c
+++ b/kernel/crash_core.c
@@ -494,6 +494,7 @@ static int __init crash_save_vmcoreinfo_init(void)
 
 #ifdef CONFIG_KALLSYMS
 	VMCOREINFO_SYMBOL(kallsyms_names);
+	VMCOREINFO_SYMBOL(kallsyms_num_syms);
 	VMCOREINFO_SYMBOL(kallsyms_token_table);
 	VMCOREINFO_SYMBOL(kallsyms_token_index);
 #ifdef CONFIG_KALLSYMS_BASE_RELATIVE