1 files changed, 2 insertions, 1 deletions
diff --git a/pk/mmap.c b/pk/mmap.c
index 1022f90..8f52c0d 100644
--- a/pk/mmap.c
+++ b/pk/mmap.c
@@ -175,6 +175,7 @@ static int __handle_page_fault(uintptr_t vaddr, int prot)
   else if (!(*pte & PTE_V))
   {
     uintptr_t ppn = vpn + (first_free_paddr / RISCV_PGSIZE);
+    uintptr_t kva = ppn * RISCV_PGSIZE;
 
     vmr_t* v = (vmr_t*)*pte;
     *pte = pte_create(ppn, prot_to_type(PROT_READ|PROT_WRITE, 0));
@@ -182,7 +183,7 @@ static int __handle_page_fault(uintptr_t vaddr, int prot)
     if (v->file)
     {
       size_t flen = MIN(RISCV_PGSIZE, v->length - (vaddr - v->addr));
-      ssize_t ret = file_pread(v->file, (void*)vaddr, flen, vaddr - v->addr + v->offset);
+      ssize_t ret = file_pread(v->file, (void*)kva, flen, vaddr - v->addr + v->offset);
       kassert(ret > 0);
       if (ret < RISCV_PGSIZE)
         memset((void*)vaddr + ret, 0, RISCV_PGSIZE - ret);