[kernel/f17] Output taint info when the RSS counter check trips up.
Dave Jones
davej at fedoraproject.org
Mon Jun 18 15:46:24 UTC 2012
commit 6f3b87d430d124b25164c8dc81e4654a3bfa3138
Author: Dave Jones <davej at redhat.com>
Date: Mon Jun 18 11:46:19 2012 -0400
Output taint info when the RSS counter check trips up.
kernel.spec | 6 ++++++
taint-rss.patch | 13 +++++++++++++
2 files changed, 19 insertions(+), 0 deletions(-)
---
diff --git a/kernel.spec b/kernel.spec
index 69f2b11..9155669 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -642,6 +642,8 @@ Patch09: linux-2.6-upstream-reverts.patch
# Standalone patches
Patch100: taint-vbox.patch
+Patch101: taint-rss.patch
+
Patch160: linux-2.6-32bit-mmap-exec-randomization.patch
Patch161: linux-2.6-i386-nx-emulation.patch
Patch162: nx-emu-remove-cpuinitdata-for-disable_nx-on-x86_32.patch
@@ -1323,6 +1325,7 @@ ApplyOptionalPatch linux-2.6-compile-fixes.patch
ApplyOptionalPatch linux-2.6-upstream-reverts.patch -R
ApplyPatch taint-vbox.patch
+ApplyPatch taint-rss.patch
# Architecture patches
# x86(-64)
@@ -2357,6 +2360,9 @@ fi
# '-' | |
# '-'
%changelog
+* Mon Jun 18 2012 Dave Jones <davej at redhat.com>
+- Output taint info when the RSS counter check trips up.
+
* Mon Jun 18 2012 Justin M. Forbes <jforbes at redhat.com> 3.4.3-1
- Linux 3.4.3
diff --git a/taint-rss.patch b/taint-rss.patch
new file mode 100644
index 0000000..30265f3
--- /dev/null
+++ b/taint-rss.patch
@@ -0,0 +1,13 @@
+diff --git a/kernel/fork.c b/kernel/fork.c
+index ab5211b..0aa3c51 100644
+--- a/kernel/fork.c
++++ b/kernel/fork.c
+@@ -556,7 +556,7 @@ static void check_mm(struct mm_struct *mm)
+
+ if (unlikely(x))
+ printk(KERN_ALERT "BUG: Bad rss-counter state "
+- "mm:%p idx:%d val:%ld\n", mm, i, x);
++ "mm:%p idx:%d val:%ld (%s)\n", mm, i, x, print_tainted());
+ }
+
+ #ifdef CONFIG_TRANSPARENT_HUGEPAGE
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