diff --git a/src/cmd/link/internal/ld/outbuf_linux.go b/src/cmd/link/internal/ld/outbuf_linux.go
index 93e621a70f..bd9a0c6761 100644
--- a/src/cmd/link/internal/ld/outbuf_linux.go
+++ b/src/cmd/link/internal/ld/outbuf_linux.go
@@ -7,5 +7,5 @@ package ld
 import "syscall"
 
 func (out *OutBuf) fallocate(size uint64) error {
-	return syscall.Fallocate(int(out.f.Fd()), outbufMode, 0, int64(size))
+	return syscall.Fallocate(int(out.f.Fd()), 0, 0, int64(size))
 }
diff --git a/src/cmd/link/internal/ld/outbuf_mmap.go b/src/cmd/link/internal/ld/outbuf_mmap.go
index e6ee041abb..e2e50cc84f 100644
--- a/src/cmd/link/internal/ld/outbuf_mmap.go
+++ b/src/cmd/link/internal/ld/outbuf_mmap.go
@@ -10,8 +10,12 @@ import (
 	"syscall"
 )
 
-func (out *OutBuf) Mmap(filesize uint64) error {
-	err := out.fallocate(filesize)
+func (out *OutBuf) Mmap(filesize uint64) (err error) {
+	for {
+		if err = out.fallocate(filesize); err != syscall.EINTR {
+			break
+		}
+	}
 	if err != nil {
 		// Some file systems do not support fallocate. We ignore that error as linking
 		// can still take place, but you might SIGBUS when you write to the mmapped