diff --git a/benchmark/ffi/add-f64.js b/benchmark/ffi/add-f64.js
index fab6457e33a09d..f4e1dbac4ac3d4 100644
--- a/benchmark/ffi/add-f64.js
+++ b/benchmark/ffi/add-f64.js
@@ -13,7 +13,7 @@ const bench = common.createBenchmark(main, {
 ensureFixtureLibrary();
 
 const { lib, functions } = ffi.dlopen(libraryPath, {
-  add_f64: { result: 'f64', parameters: ['f64', 'f64'] },
+  add_f64: { return: 'f64', arguments: ['f64', 'f64'] },
 });
 
 const add = functions.add_f64;
diff --git a/benchmark/ffi/add-i32.js b/benchmark/ffi/add-i32.js
index bc8e2c4138080e..9a77a6f998f79d 100644
--- a/benchmark/ffi/add-i32.js
+++ b/benchmark/ffi/add-i32.js
@@ -13,7 +13,7 @@ const bench = common.createBenchmark(main, {
 ensureFixtureLibrary();
 
 const { lib, functions } = ffi.dlopen(libraryPath, {
-  add_i32: { result: 'i32', parameters: ['i32', 'i32'] },
+  add_i32: { return: 'i32', arguments: ['i32', 'i32'] },
 });
 
 const add = functions.add_i32;
diff --git a/benchmark/ffi/getpid.js b/benchmark/ffi/getpid.js
index c2e7d4ed89c34e..8008f407305e49 100644
--- a/benchmark/ffi/getpid.js
+++ b/benchmark/ffi/getpid.js
@@ -10,7 +10,7 @@ const bench = common.createBenchmark(main, {
 });
 
 const { lib, functions } = ffi.dlopen(null, {
-  uv_os_getpid: { result: 'i32', parameters: [] },
+  uv_os_getpid: { return: 'i32', arguments: [] },
 });
 
 const getpid = functions.uv_os_getpid;
diff --git a/benchmark/ffi/many-args.js b/benchmark/ffi/many-args.js
index bacd873df52d1b..bc269ace0c3e26 100644
--- a/benchmark/ffi/many-args.js
+++ b/benchmark/ffi/many-args.js
@@ -13,7 +13,7 @@ const bench = common.createBenchmark(main, {
 ensureFixtureLibrary();
 
 const { lib, functions } = ffi.dlopen(libraryPath, {
-  sum_6_i32: { result: 'i32', parameters: ['i32', 'i32', 'i32', 'i32', 'i32', 'i32'] },
+  sum_6_i32: { return: 'i32', arguments: ['i32', 'i32', 'i32', 'i32', 'i32', 'i32'] },
 });
 
 const fn = functions.sum_6_i32;
diff --git a/benchmark/ffi/pointer-bigint.js b/benchmark/ffi/pointer-bigint.js
index c44ef7f1656a0c..9ea01d28490e00 100644
--- a/benchmark/ffi/pointer-bigint.js
+++ b/benchmark/ffi/pointer-bigint.js
@@ -13,7 +13,7 @@ const bench = common.createBenchmark(main, {
 ensureFixtureLibrary();
 
 const { lib, functions } = ffi.dlopen(libraryPath, {
-  pointer_to_usize: { result: 'u64', parameters: ['pointer'] },
+  pointer_to_usize: { return: 'u64', arguments: ['pointer'] },
 });
 
 const fn = functions.pointer_to_usize;
diff --git a/benchmark/ffi/sum-buffer.js b/benchmark/ffi/sum-buffer.js
index 3117f61aaedabf..60e25a85418565 100644
--- a/benchmark/ffi/sum-buffer.js
+++ b/benchmark/ffi/sum-buffer.js
@@ -14,7 +14,7 @@ const bench = common.createBenchmark(main, {
 ensureFixtureLibrary();
 
 const { lib, functions } = ffi.dlopen(libraryPath, {
-  sum_buffer: { result: 'u64', parameters: ['pointer', 'u64'] },
+  sum_buffer: { return: 'u64', arguments: ['pointer', 'u64'] },
 });
 
 function main({ n, size }) {
diff --git a/lib/internal/streams/iter/push.js b/lib/internal/streams/iter/push.js
index f00ad396e1f2ca..0326cbdd6c3cfb 100644
--- a/lib/internal/streams/iter/push.js
+++ b/lib/internal/streams/iter/push.js
@@ -12,6 +12,7 @@ const {
   PromiseReject,
   PromiseResolve,
   PromiseWithResolvers,
+  Symbol,
   SymbolAsyncDispose,
   SymbolAsyncIterator,
   SymbolDispose,
@@ -55,6 +56,8 @@ const {
   RingBuffer,
 } = require('internal/streams/iter/ringbuffer');
 
+const kNoFailReason = Symbol('kNoFailReason');
+
 // =============================================================================
 // PushQueue - Internal Queue with Chunk-Based Backpressure
 // =============================================================================
@@ -317,14 +320,16 @@ class PushQueue {
    * No-op if errored or closed (fully drained).
    * If closing (draining), short-circuits the drain.
    */
-  fail(reason) {
+  fail(reason = kNoFailReason) {
     if (this.#writerState === 'errored' || this.#writerState === 'closed') {
       return;
     }
 
     const wasClosing = this.#writerState === 'closing';
     this.#writerState = 'errored';
-    this.#error = reason ?? new ERR_INVALID_STATE('Failed');
+    this.#error = reason === kNoFailReason ?
+      new ERR_INVALID_STATE('Failed') :
+      reason;
     this.#cleanup();
     this.#rejectPendingReads(this.#error);
     this.#rejectPendingDrains(this.#error);
@@ -413,7 +418,7 @@ class PushQueue {
       return { __proto__: null, done: true, value: undefined };
     }
 
-    if (this.#writerState === 'errored' && this.#error) {
+    if (this.#writerState === 'errored') {
       throw this.#error;
     }
 
@@ -488,7 +493,7 @@ class PushQueue {
       } else if (this.#writerState === 'closed') {
         const pending = this.#pendingReads.shift();
         pending.resolve({ __proto__: null, done: true, value: undefined });
-      } else if (this.#writerState === 'errored' && this.#error) {
+      } else if (this.#writerState === 'errored') {
         const pending = this.#pendingReads.shift();
         pending.reject(this.#error);
       } else if (this.#consumerState === 'returned') {
@@ -668,7 +673,7 @@ class PushWriter {
   }
 
   fail(reason) {
-    this.#queue.fail(reason);
+    this.#queue.fail(arguments.length === 0 ? kNoFailReason : reason);
   }
 
   [SymbolAsyncDispose]() {
diff --git a/test/parallel/test-stream-iter-push-writer.js b/test/parallel/test-stream-iter-push-writer.js
index f07ccb575ec570..e617a8a5309dae 100644
--- a/test/parallel/test-stream-iter-push-writer.js
+++ b/test/parallel/test-stream-iter-push-writer.js
@@ -451,6 +451,39 @@ async function testEndRejectsWhenErrored() {
   }
 }
 
+async function testFailRejectsFutureReadWithFalsyReason() {
+  for (const reason of [0, null]) {
+    const { writer, readable } = push();
+
+    writer.fail(reason);
+
+    const iter = readable[Symbol.asyncIterator]();
+    await iter.next().then(
+      common.mustNotCall(),
+      common.mustCall((rejection) => {
+        assert.strictEqual(rejection, reason);
+      }),
+    );
+  }
+}
+
+async function testFailRejectsPendingReadWithFalsyReason() {
+  const { writer, readable } = push();
+
+  const iter = readable[Symbol.asyncIterator]();
+  const readPromise = iter.next();
+
+  await new Promise(setImmediate);
+
+  writer.fail(false);
+  await readPromise.then(
+    common.mustNotCall(),
+    common.mustCall((reason) => {
+      assert.strictEqual(reason, false);
+    }),
+  );
+}
+
 Promise.all([
   testOndrain(),
   testOndrainNonDrainable(),
@@ -473,6 +506,8 @@ Promise.all([
   testConsumerThrowRejectsWrites(),
   testEndResolvesPendingRead(),
   testFailRejectsPendingRead(),
+  testFailRejectsFutureReadWithFalsyReason(),
+  testFailRejectsPendingReadWithFalsyReason(),
   testConsumerReturnResolvesPendingRead(),
   testConsumerThrowRejectsPendingRead(),
   testEndRejectsPendingWrites(),
diff --git a/tools/nix/pkgs.nix b/tools/nix/pkgs.nix
index 512a184420a267..cc199923a01150 100644
--- a/tools/nix/pkgs.nix
+++ b/tools/nix/pkgs.nix
@@ -1,10 +1,10 @@
 arg:
 let
   repo = "https://github.com/NixOS/nixpkgs";
-  rev = "3d8f0f3f72a6cd4d93d0ad13203f2ea1cb7e1456";
+  rev = "e9a7635a57597d9754eccebdfc7045e6c8600e6b";
   nixpkgs = import (builtins.fetchTarball {
     url = "${repo}/archive/${rev}.tar.gz";
-    sha256 = "1vq4c8nfn16zcz9sa3rjy4bhabdmnwy4pq3pdj20gzmgd3iwbrxb";
+    sha256 = "1515byrd40ylb3z258g4f9mmhn1v608dvmxi8acci8vz4zzr99dv";
   }) arg;
 in
 nixpkgs