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Message-Id: <1488827386-87193-4-git-send-email-keescook@chromium.org>
Date: Mon, 6 Mar 2017 11:09:43 -0800
From: Kees Cook <keescook@...omium.org>
To: kernel-hardening@...ts.openwall.com
Cc: Kees Cook <keescook@...omium.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Rik van Riel <riel@...hat.com>,
"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
Jakub Kicinski <jakub.kicinski@...ronome.com>,
Viresh Kumar <viresh.kumar@...aro.org>,
Ingo Molnar <mingo@...nel.org>,
Thomas Gleixner <tglx@...utronix.de>,
Dmitry Vyukov <dvyukov@...gle.com>,
Olof Johansson <olof@...om.net>,
Peter Zijlstra <peterz@...radead.org>,
Josh Poimboeuf <jpoimboe@...hat.com>,
linux-kernel@...r.kernel.org
Subject: [PATCH 3/6] bug: Enable DEBUG_CREDENTIALS under BUG_ON_DATA_CORRUPTION
Since CONFIG_DEBUG_CREDENTIALS already handles reporting and issuing a
BUG when it encounters corruption, add this to the list of corruption
test CONFIGs that are enabled under CONFIG_BUG_ON_DATA_CORRUPTION.
Signed-off-by: Kees Cook <keescook@...omium.org>
---
lib/Kconfig.debug | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 4a73d46711fb..009d6f8c7e5a 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1287,7 +1287,7 @@ config DEBUG_NOTIFIERS
config DEBUG_CREDENTIALS
bool "Debug credential management"
- depends on DEBUG_KERNEL
+ depends on DEBUG_KERNEL || BUG_ON_DATA_CORRUPTION
help
Enable this to turn on some debug checking for credential
management. The additional code keeps track of the number of
@@ -1993,6 +1993,7 @@ config TEST_STATIC_KEYS
config BUG_ON_DATA_CORRUPTION
bool "Trigger a BUG when data corruption is detected"
+ select DEBUG_CREDENTIALS
select DEBUG_LIST
help
This option enables several inexpensive data corruption checks.
--
2.7.4
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