linux-hardening - [RFC][PATCH v2 07/29] init/version: Annotate static information into Kmemdump

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Message-ID: <20250724135512.518487-8-eugen.hristev@linaro.org>
Date: Thu, 24 Jul 2025 16:54:50 +0300
From: Eugen Hristev <eugen.hristev@...aro.org>
To: linux-kernel@...r.kernel.org,
	linux-arm-msm@...r.kernel.org,
	linux-arch@...r.kernel.org,
	linux-mm@...ck.org,
	tglx@...utronix.de,
	andersson@...nel.org,
	pmladek@...e.com
Cc: linux-arm-kernel@...ts.infradead.org,
	linux-hardening@...r.kernel.org,
	eugen.hristev@...aro.org,
	corbet@....net,
	mojha@....qualcomm.com,
	rostedt@...dmis.org,
	jonechou@...gle.com,
	tudor.ambarus@...aro.org
Subject: [RFC][PATCH v2 07/29] init/version: Annotate static information into Kmemdump

Annotate vital static information into kmemdump:
 - init_uts_ns
 - linux_banner

Information on these variables is stored into dedicated kmemdump section.

Signed-off-by: Eugen Hristev <eugen.hristev@...aro.org>
---
 init/version.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/init/version.c b/init/version.c
index 94c96f6fbfe6..f5910c027948 100644
--- a/init/version.c
+++ b/init/version.c
@@ -16,6 +16,7 @@
 #include <linux/uts.h>
 #include <linux/utsname.h>
 #include <linux/proc_ns.h>
+#include <linux/kmemdump.h>
 
 static int __init early_hostname(char *arg)
 {
@@ -51,4 +52,7 @@ const char linux_banner[] __weak;
 
 #include "version-timestamp.c"
 
+KMEMDUMP_VAR_CORE(init_uts_ns, sizeof(init_uts_ns));
+KMEMDUMP_VAR_CORE(linux_banner, sizeof(linux_banner));
+
 EXPORT_SYMBOL_GPL(init_uts_ns);
-- 
2.43.0