diff --git a/crates/hir-def/src/expr_store/lower/asm.rs b/crates/hir-def/src/expr_store/lower/asm.rs
index ab3d104b27..032c18688e 100644
--- a/crates/hir-def/src/expr_store/lower/asm.rs
+++ b/crates/hir-def/src/expr_store/lower/asm.rs
@@ -229,7 +229,7 @@ impl ExprCollector<'_> {
                     };
                     for piece in unverified_pieces {
                         match piece {
-                            rustc_parse_format::Piece::String(_) => {}
+                            rustc_parse_format::Piece::Lit(_) => {}
                             rustc_parse_format::Piece::NextArgument(arg) => {
                                 // let span = arg_spans.next();
 
diff --git a/crates/hir-def/src/hir/format_args.rs b/crates/hir-def/src/hir/format_args.rs
index e64e498c17..28c824fd31 100644
--- a/crates/hir-def/src/hir/format_args.rs
+++ b/crates/hir-def/src/hir/format_args.rs
@@ -287,7 +287,7 @@ pub(crate) fn parse(
 
     for piece in pieces {
         match piece {
-            parse::Piece::String(s) => {
+            parse::Piece::Lit(s) => {
                 unfinished_literal.push_str(s);
             }
             parse::Piece::NextArgument(arg) => {
diff --git a/crates/hir-def/src/lang_item.rs b/crates/hir-def/src/lang_item.rs
index 166e00c9d2..59f51db9f7 100644
--- a/crates/hir-def/src/lang_item.rs
+++ b/crates/hir-def/src/lang_item.rs
@@ -411,6 +411,7 @@ language_item_table! {
     PanicLocation,           sym::panic_location,      panic_location,             Target::Struct,         GenericRequirement::None;
     PanicImpl,               sym::panic_impl,          panic_impl,                 Target::Fn,             GenericRequirement::None;
     PanicCannotUnwind,       sym::panic_cannot_unwind, panic_cannot_unwind,        Target::Fn,             GenericRequirement::Exact(0);
+    PanicNullPointerDereference, sym::panic_null_pointer_dereference, panic_null_pointer_dereference, Target::Fn, GenericRequirement::None;
     /// libstd panic entry point. Necessary for const eval to be able to catch it
     BeginPanic,              sym::begin_panic,         begin_panic_fn,             Target::Fn,             GenericRequirement::None;
 
diff --git a/crates/intern/src/symbol/symbols.rs b/crates/intern/src/symbol/symbols.rs
index a53da69d90..66553a2661 100644
--- a/crates/intern/src/symbol/symbols.rs
+++ b/crates/intern/src/symbol/symbols.rs
@@ -364,6 +364,7 @@ define_symbols! {
     panic_location,
     panic_misaligned_pointer_dereference,
     panic_nounwind,
+    panic_null_pointer_dereference,
     panic,
     Param,
     parse,