diff -r 5271608211c5 sys/arch/mips/mips/mipsX_subr.S
--- a/sys/arch/mips/mips/mipsX_subr.S	Mon Apr 14 02:13:34 2025 +0000
+++ b/sys/arch/mips/mips/mipsX_subr.S	Mon Apr 14 22:11:36 2025 +0000
@@ -1323,9 +1323,11 @@
 	 * Get exception PC and fetch the instruction.  We know we can do
 	 * this since the instruction actually got read.
 	 */
-	_MFC0	v0, MIPS_COP_0_EXC_PC
+	move	v1, k0
+	_MFC0	k0, MIPS_COP_0_EXC_PC
 	MFC0_HAZARD
-	INT_L	AT, 0(v0)
+	INT_L	AT, 0(k0)
+	move	k0, v1
 
 	/*
 	 * Was this rdhwr $3,$29?