diff --git a/kernel/hal/x86_64/intr.c b/kernel/hal/x86_64/intr.c
index 227294e..cd08598 100644
--- a/kernel/hal/x86_64/intr.c
+++ b/kernel/hal/x86_64/intr.c
@@ -218,11 +218,9 @@ void intr_handleintr(IntrStackFrame *frame) {
         intr_eoi(frame->trapnum - INTR_IRQBASE);
         if (c >= 0) {
           uint8_t *bytes = (uint8_t *)&c;
-          spinlock_acquire(&PS2KB_BUF.spinlock);
           for (size_t i = 0; i < sizeof(c); i++) {
             rbuf_push(&PS2KB_BUF.rbuf, bytes[i]);
           }
-          spinlock_release(&PS2KB_BUF.spinlock);
         }
         break;
     }