diff --git a/fs/ksmbd/oplock.c b/fs/ksmbd/oplock.c
index 6ace6c2f22dc..16b6236d1bd2 100644
--- a/fs/ksmbd/oplock.c
+++ b/fs/ksmbd/oplock.c
@@ -1614,9 +1614,11 @@ void create_posix_rsp_buf(char *cc, struct ksmbd_file *fp)
 	buf->nlink = cpu_to_le32(inode->i_nlink);
 	buf->reparse_tag = cpu_to_le32(fp->volatile_id);
 	buf->mode = cpu_to_le32(inode->i_mode);
-	id_to_sid(from_kuid(user_ns, inode->i_uid),
+	id_to_sid(from_kuid_munged(&init_user_ns,
+				   i_uid_into_mnt(user_ns, inode)),
 		  SIDNFS_USER, (struct smb_sid *)&buf->SidBuffer[0]);
-	id_to_sid(from_kgid(user_ns, inode->i_gid),
+	id_to_sid(from_kgid_munged(&init_user_ns,
+				   i_gid_into_mnt(user_ns, inode)),
 		  SIDNFS_GROUP, (struct smb_sid *)&buf->SidBuffer[20]);
 }