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-rw-r--r--arch/x86/kernel/traps.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index 1e1e27b7d438..5f935f0d5861 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -45,6 +45,7 @@
#include <linux/edac.h>
#endif
+#include <asm/kmemcheck.h>
#include <asm/stacktrace.h>
#include <asm/processor.h>
#include <asm/debugreg.h>
@@ -534,6 +535,10 @@ dotraplinkage void __kprobes do_debug(struct pt_regs *regs, long error_code)
get_debugreg(condition, 6);
+ /* Catch kmemcheck conditions first of all! */
+ if (condition & DR_STEP && kmemcheck_trap(regs))
+ return;
+
/*
* The processor cleared BTF, so don't mark that we need it set.
*/