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-rw-r--r--semihosting/arm-compat-semi.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/semihosting/arm-compat-semi.c b/semihosting/arm-compat-semi.c
index 86e5260e50..bc04b02eba 100644
--- a/semihosting/arm-compat-semi.c
+++ b/semihosting/arm-compat-semi.c
@@ -696,7 +696,11 @@ void do_common_semihosting(CPUState *cs)
 
             retvals[0] = ts->heap_base;
             retvals[1] = ts->heap_limit;
-            retvals[2] = ts->stack_base;
+            /*
+             * Note that semihosting is *not* thread aware.
+             * Always return the stack base of the main thread.
+             */
+            retvals[2] = ts->info->start_stack;
             retvals[3] = 0; /* Stack limit.  */
 #else
             retvals[0] = info.heapbase;  /* Heap Base */