kernel/mcelog-rcu-splat.patch

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diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index f22a9f7..f525f99 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -191,7 +191,7 @@ static void drain_mcelog_buffer(void)
{
unsigned int next, i, prev = 0;
- next = rcu_dereference_check_mce(mcelog.next);
+ next = ACCESS_ONCE(mcelog.next);
do {
struct mce *m;