diff --git a/compiler/rustc_passes/src/check_attr.rs b/compiler/rustc_passes/src/check_attr.rs
index eca84c791fb3f..e85392cf0bda5 100644
--- a/compiler/rustc_passes/src/check_attr.rs
+++ b/compiler/rustc_passes/src/check_attr.rs
@@ -525,8 +525,11 @@ impl CheckAttrVisitor<'tcx> {
             self.doc_attr_str_error(meta, "keyword");
             return false;
         }
-        match self.tcx.hir().expect_item(hir_id).kind {
-            ItemKind::Mod(ref module) => {
+        match self.tcx.hir().find(hir_id).and_then(|node| match node {
+            hir::Node::Item(item) => Some(&item.kind),
+            _ => None,
+        }) {
+            Some(ItemKind::Mod(ref module)) => {
                 if !module.item_ids.is_empty() {
                     self.tcx
                         .sess
diff --git a/src/test/ui/rustdoc/doc_keyword.rs b/src/test/ui/rustdoc/doc_keyword.rs
index 4c72e7e96842c..4518f77ef933d 100644
--- a/src/test/ui/rustdoc/doc_keyword.rs
+++ b/src/test/ui/rustdoc/doc_keyword.rs
@@ -10,3 +10,11 @@ mod foo {
 
 #[doc(keyword = "hall")] //~ ERROR
 fn foo() {}
+
+
+// Regression test for the ICE described in #83512.
+trait Foo {
+    #[doc(keyword = "match")]
+    //~^ ERROR: `#[doc(keyword = "...")]` can only be used on modules
+    fn quux() {}
+}
diff --git a/src/test/ui/rustdoc/doc_keyword.stderr b/src/test/ui/rustdoc/doc_keyword.stderr
index 0679bb8c5a7a6..6ba7034d54122 100644
--- a/src/test/ui/rustdoc/doc_keyword.stderr
+++ b/src/test/ui/rustdoc/doc_keyword.stderr
@@ -10,11 +10,17 @@ error: `#[doc(keyword = "...")]` can only be used on modules
 LL | #[doc(keyword = "hall")]
    |       ^^^^^^^^^^^^^^^^
 
+error: `#[doc(keyword = "...")]` can only be used on modules
+  --> $DIR/doc_keyword.rs:17:11
+   |
+LL |     #[doc(keyword = "match")]
+   |           ^^^^^^^^^^^^^^^^^
+
 error: `#![doc(keyword = "...")]` isn't allowed as a crate-level attribute
   --> $DIR/doc_keyword.rs:4:8
    |
 LL | #![doc(keyword = "hello")]
    |        ^^^^^^^^^^^^^^^^^
 
-error: aborting due to 3 previous errors
+error: aborting due to 4 previous errors