diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index f9c642b..f8ca522 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4691,6 +4691,10 @@ int ext4_write_inode(struct inode *inode, int wait)
 		jbd_debug(1, "called recursively, non-PF_MEMALLOC!\n");
 		dump_stack();
 		return -EIO;
+	} else if (inode->i_sb->s_flags & MS_RDONLY) {
+		ext4_msg(inode->i_sb, KERN_INFO, "Filesystem is read-only");
+		WARN_ON(1);
+		return 0;
 	}
 
 	if (!wait)