diff --git a/fs/inode.c b/fs/inode.c
index 5dd0f81e9721..0036d5c68fd4 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -593,6 +593,7 @@ void dump_mapping(const struct address_space *mapping)
 	struct hlist_node *dentry_first;
 	struct dentry *dentry_ptr;
 	struct dentry dentry;
+	char fname[64] = {};
 	unsigned long ino;
 
 	/*
@@ -628,11 +629,14 @@ void dump_mapping(const struct address_space *mapping)
 		return;
 	}
 
+	if (strncpy_from_kernel_nofault(fname, dentry.d_name.name, 63) < 0)
+		strscpy(fname, "<invalid>", 63);
 	/*
-	 * if dentry is corrupted, the %pd handler may still crash,
-	 * but it's unlikely that we reach here with a corrupt mapping
+	 * Even if strncpy_from_kernel_nofault() succeeded,
+	 * the fname could be unreliable
 	 */
-	pr_warn("aops:%ps ino:%lx dentry name:\"%pd\"\n", a_ops, ino, &dentry);
+	pr_warn("aops:%ps ino:%lx dentry name(?):\"%s\"\n",
+		a_ops, ino, fname);
 }
 
 void clear_inode(struct inode *inode)