From 57297ddb4f690b8c9a670425a9f8def82194c058 Mon Sep 17 00:00:00 2001
From: arshidkv12 <arshidkv12@gmail.com>
Date: Fri, 6 Nov 2026 13:40:50 +0530
Subject: [PATCH 1/2] ext/standard: Fix stale stat cache after ftruncate()

---
 ext/standard/file.c                           |  6 ++++-
 .../tests/file/ftruncate_stat_cache.phpt      | 23 +++++++++++++++++++
 2 files changed, 28 insertions(+), 1 deletion(-)
 create mode 100644 ext/standard/tests/file/ftruncate_stat_cache.phpt

diff --git a/ext/standard/file.c b/ext/standard/file.c
index 933747ef8cf9..992b60db5d41 100644
--- a/ext/standard/file.c
+++ b/ext/standard/file.c
@@ -1374,7 +1374,11 @@ PHP_FUNCTION(ftruncate)
 		RETURN_FALSE;
 	}
 
-	RETURN_BOOL(0 == php_stream_truncate_set_size(stream, size));
+	if (php_stream_truncate_set_size(stream, size) == 0) {
+		php_clear_stat_cache(0, NULL, 0);
+		RETURN_TRUE;
+	}
+	RETURN_FALSE;
 }
 /* }}} */
 PHPAPI void php_fstat(php_stream *stream, zval *return_value)
diff --git a/ext/standard/tests/file/ftruncate_stat_cache.phpt b/ext/standard/tests/file/ftruncate_stat_cache.phpt
new file mode 100644
index 000000000000..3acc379d9fd9
--- /dev/null
+++ b/ext/standard/tests/file/ftruncate_stat_cache.phpt
@@ -0,0 +1,23 @@
+--TEST--
+ftruncate() clears the stat cache
+--CREDITS--
+tolry (tobias.olry@gmail.com)
+--FILE--
+<?php
+$file = tempnam(sys_get_temp_dir(), 'stat-demo-');
+
+file_put_contents($file, 'abcdefgh');
+
+$handle = fopen($file, 'r+');
+
+var_dump(filesize($file));
+var_dump(ftruncate($handle, 3));
+var_dump(filesize($file));
+
+fclose($handle);
+unlink($file);
+?>
+--EXPECT--
+int(8)
+bool(true)
+int(3)

From 7d3e8f5d5022c9f51005fd2cf59c48028f230de7 Mon Sep 17 00:00:00 2001
From: arshidkv12 <arshidkv12@gmail.com>
Date: Fri, 6 Nov 2026 13:41:46 +0530
Subject: [PATCH 2/2] ext/standard: Fix stale stat cache after ftruncate()

---
 ext/standard/tests/file/ftruncate_stat_cache.phpt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ext/standard/tests/file/ftruncate_stat_cache.phpt b/ext/standard/tests/file/ftruncate_stat_cache.phpt
index 3acc379d9fd9..d3a0227c43e2 100644
--- a/ext/standard/tests/file/ftruncate_stat_cache.phpt
+++ b/ext/standard/tests/file/ftruncate_stat_cache.phpt
@@ -1,5 +1,5 @@
 --TEST--
-ftruncate() clears the stat cache
+GH-25232 ftruncate() clears the stat cache
 --CREDITS--
 tolry (tobias.olry@gmail.com)
 --FILE--