diff --git a/vm-virtio/src/vhost_user/fs.rs b/vm-virtio/src/vhost_user/fs.rs
index 9c7700c01..c479dc7b5 100644
--- a/vm-virtio/src/vhost_user/fs.rs
+++ b/vm-virtio/src/vhost_user/fs.rs
@@ -71,7 +71,7 @@ impl VhostUserMasterReqHandler for SlaveReqHandler {
             }
 
             if !self.is_req_valid(offset, len) {
-                return Err(io::Error::new(io::ErrorKind::Other, "Wrong offset"));
+                return Err(io::Error::from_raw_os_error(libc::EINVAL));
             }
 
             let addr = self.mmap_cache_addr + offset;
@@ -117,7 +117,7 @@ impl VhostUserMasterReqHandler for SlaveReqHandler {
             }
 
             if !self.is_req_valid(offset, len) {
-                return Err(io::Error::new(io::ErrorKind::Other, "Wrong offset"));
+                return Err(io::Error::from_raw_os_error(libc::EINVAL));
             }
 
             let addr = self.mmap_cache_addr + offset;
@@ -152,7 +152,7 @@ impl VhostUserMasterReqHandler for SlaveReqHandler {
             }
 
             if !self.is_req_valid(offset, len) {
-                return Err(io::Error::new(io::ErrorKind::Other, "Wrong offset"));
+                return Err(io::Error::from_raw_os_error(libc::EINVAL));
             }
 
             let addr = self.mmap_cache_addr + offset;