--- zzzz-none-000/linux-4.9.276/arch/mips/kernel/syscall.c	2021-07-20 14:21:16.000000000 +0000
+++ falcon-5530-750/linux-4.9.276/arch/mips/kernel/syscall.c	2023-04-05 08:19:00.000000000 +0000
@@ -111,7 +111,7 @@
 
 	if (cpu_has_llsc && R10000_LLSC_WAR) {
 		__asm__ __volatile__ (
-		"	.set	arch=r4000				\n"
+		"	.set	arch=mips32r2				\n"
 		"	li	%[err], 0				\n"
 		"1:	ll	%[old], (%[addr])			\n"
 		"	move	%[tmp], %[new]				\n"