diff --git a/lang/mono6.8/files/patch-mono_mini_exceptions-ppc.c b/lang/mono6.8/files/patch-mono_mini_exceptions-ppc.c
new file mode 100644
index 0000000000000..14c32e91e6ef7
--- /dev/null
+++ b/lang/mono6.8/files/patch-mono_mini_exceptions-ppc.c
@@ -0,0 +1,17 @@
+--- mono/mini/exceptions-ppc.c.orig	2023-09-30 21:55:09 UTC
++++ mono/mini/exceptions-ppc.c
+@@ -795,11 +795,11 @@ mono_arch_setup_async_callback (MonoContext *ctx, void
+ mono_arch_setup_async_callback (MonoContext *ctx, void (*async_cb)(void *fun), gpointer user_data)
+ {
+ 	uintptr_t sp = (uintptr_t) MONO_CONTEXT_GET_SP(ctx);
+-	ctx->regs [PPC_FIRST_ARG_REG] = user_data;
++	ctx->regs [PPC_FIRST_ARG_REG] = (host_mgreg_t)user_data;
+ 	sp -= PPC_MINIMAL_STACK_SIZE;
+-	*(unsigned long *)sp = MONO_CONTEXT_GET_SP(ctx);
++	*(unsigned long *)sp = (uintptr_t)MONO_CONTEXT_GET_SP(ctx);
+ 	MONO_CONTEXT_SET_BP(ctx, sp);
+-	mono_arch_setup_resume_sighandler_ctx(ctx, (unsigned long) async_cb);
++	mono_arch_setup_resume_sighandler_ctx(ctx, (gpointer) async_cb);
+ }
+ 
+ void