diff --git a/arch/arm/core/exc_exit.S b/arch/arm/core/exc_exit.S
index 012f54f9d00..051f8ea506c 100644
--- a/arch/arm/core/exc_exit.S
+++ b/arch/arm/core/exc_exit.S
@@ -90,9 +90,7 @@ SECTION_SUBSEC_FUNC(TEXT, _HandlerModeExit, z_arm_exc_exit)
     ldr r2, =_SCS_ICSR_PENDSV
     str r2, [r1]
 #elif defined(CONFIG_CPU_CORTEX_R)
-    push {r0, lr}
     bl z_arm_pendsv
-    pop {r0, lr}
 #endif
 
 _ExcExitWithGdbStub:
@@ -101,6 +99,7 @@ _EXIT_EXC:
 #endif /* CONFIG_PREEMPT_ENABLED */
 
 #ifdef CONFIG_STACK_SENTINEL
+#if defined(CONFIG_CPU_CORTEX_M)
     push {r0, lr}
     bl z_check_stack_sentinel
 #if defined(CONFIG_ARMV6_M_ARMV8_M_BASELINE)
@@ -109,6 +108,9 @@ _EXIT_EXC:
 #else
     pop {r0, lr}
 #endif /* CONFIG_ARMV6_M_ARMV8_M_BASELINE */
+#else
+    bl z_check_stack_sentinel
+#endif /* CONFIG_CPU_CORTEX_M */
 #endif /* CONFIG_STACK_SENTINEL */
 
 #if defined(CONFIG_CPU_CORTEX_M)
diff --git a/arch/arm/core/swap_helper.S b/arch/arm/core/swap_helper.S
index a3535ce1b57..4fa0a329080 100644
--- a/arch/arm/core/swap_helper.S
+++ b/arch/arm/core/swap_helper.S
@@ -560,9 +560,7 @@ demux:
     beq _oops
 
 #if CONFIG_IRQ_OFFLOAD
-    push {r0, lr}
     blx z_irq_do_offload  /* call C routine which executes the offload */
-    pop {r0, lr}
 
     /* exception return is done in z_arm_int_exit() */
     mov r0, #RET_FROM_SVC
@@ -571,9 +569,7 @@ demux:
 
 _context_switch:
     /* handler mode exit, to PendSV */
-    push {r0, lr}
     bl z_arm_pendsv
-    pop {r0, lr}
 
     mov r0, #RET_FROM_SVC
     b z_arm_int_exit