1 files changed, 2 insertions, 0 deletions

diff --git a/arch/arm64/kernel/probes/kprobes.c b/arch/arm64/kernel/probes/kprobes.c
index 9c70e8812ea9..c89811d1e294 100644
--- a/arch/arm64/kernel/probes/kprobes.c
+++ b/arch/arm64/kernel/probes/kprobes.c
@@ -254,6 +254,8 @@ static void __kprobes setup_singlestep(struct kprobe *p,
 
                 if (kcb->kprobe_status == KPROBE_REENTER)
                         spsr_set_debug_flag(regs, 0);
+                else
+                        WARN_ON(regs->pstate & PSR_D_BIT);
 
                 /* IRQs and single stepping do not mix well. */
                 kprobes_save_local_irqflag(kcb, regs);