From 4c9103f7b6c91b0f237859516ef72bb9ee27157e Mon Sep 17 00:00:00 2001
From: Matthias Baesken <mbaesken@openjdk.org>
Date: Wed, 21 Jan 2026 14:14:33 +0000
Subject: [PATCH] 8374998: Failing os::write - remove bad file

Reviewed-by: mdoerr, lucy
---
 src/hotspot/os/posix/perfMemory_posix.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/hotspot/os/posix/perfMemory_posix.cpp b/src/hotspot/os/posix/perfMemory_posix.cpp
index 08a19270943..ce9c2a4f031 100644
--- a/src/hotspot/os/posix/perfMemory_posix.cpp
+++ b/src/hotspot/os/posix/perfMemory_posix.cpp
@@ -112,6 +112,10 @@ static void save_memory_to_file(char* addr, size_t size) {
     result = ::close(fd);
     if (result == OS_ERR) {
       warning("Could not close %s: %s\n", destfile, os::strerror(errno));
+    } else {
+      if (!successful_write) {
+        remove(destfile);
+      }
     }
   }
   FREE_C_HEAP_ARRAY(char, destfile);
@@ -949,6 +953,7 @@ static int create_sharedmem_file(const char* dirname, const char* filename, size
         warning("Insufficient space for shared memory file: %s/%s\n", dirname, filename);
       }
       result = OS_ERR;
+      remove(filename);
       break;
     }
   }