From 0ba77fe7618ab48ddb2c0990baad918bb7cd2824 Mon Sep 17 00:00:00 2001
From: Jens Steube <jens.steube@gmail.com>
Date: Mon, 26 Apr 2021 09:51:50 +0200
Subject: [PATCH] Kernel Development: Kernel cache is disabled automatically in
 casehashcat is compiled with DEBUG=1 See
 https://github.com/hashcat/hashcat/issues/2750

---
 docs/changes.txt | 1 +
 src/backend.c    | 5 +++++
 src/shared.c     | 6 ++++--
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/docs/changes.txt b/docs/changes.txt
index c0b409d44..e7cc027c3 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -78,6 +78,7 @@
 - Hash-Mode 13200 (AxCrypt): Changed the name to AxCrypt 1 to avoid confusion
 - Hash-Mode 13300 (AxCrypt in-memory SHA1): Changed the name to AxCrypt 1 in-memory SHA1
 - Kernel Crypto Library: Removed unnecessary utf16 conversion functions which would apply on HMAC data portion
+- Kernel Development: Kernel cache is disabled automatically in case hashcat is compiled with DEBUG=1
 - OpenCL Runtime: Switched default OpenCL device type on macOS from GPU to CPU. Use -D 2 to enable GPU devices
 - Unit tests: Added Python 3 support for all of the Python code in our test framework
 - Unit tests: Fixed the packaging of test (-p) feature
diff --git a/src/backend.c b/src/backend.c
index a5e33c236..444796f10 100644
--- a/src/backend.c
+++ b/src/backend.c
@@ -8568,6 +8568,11 @@ int backend_session_begin (hashcat_ctx_t *hashcat_ctx)
       cache_disable = module_ctx->module_jit_cache_disable (hashconfig, user_options, user_options_extra, hashes, device_param);
     }
 
+    #if defined (DEBUG)
+    // https://github.com/hashcat/hashcat/issues/2750
+    cache_disable = true;
+    #endif
+
     /**
      * shared kernel with no hashconfig dependencies
      */
diff --git a/src/shared.c b/src/shared.c
index 0150ea917..7acde3aef 100644
--- a/src/shared.c
+++ b/src/shared.c
@@ -522,7 +522,7 @@ void setup_environment_variables (const folder_config_t *folder_config)
       putenv ((char *) "DISPLAY=:0");
   }
 
-  /*
+  #if defined (DEBUG)
   if (getenv ("OCL_CODE_CACHE_ENABLE") == NULL)
     putenv ((char *) "OCL_CODE_CACHE_ENABLE=0");
 
@@ -531,7 +531,7 @@ void setup_environment_variables (const folder_config_t *folder_config)
 
   if (getenv ("POCL_KERNEL_CACHE") == NULL)
     putenv ((char *) "POCL_KERNEL_CACHE=0");
-  */
+  #endif
 
   if (getenv ("TMPDIR") == NULL)
   {
@@ -544,8 +544,10 @@ void setup_environment_variables (const folder_config_t *folder_config)
     // we can't free tmpdir at this point!
   }
 
+  /*
   if (getenv ("CL_CONFIG_USE_VECTORIZER") == NULL)
     putenv ((char *) "CL_CONFIG_USE_VECTORIZER=False");
+  */
 
   #if defined (__CYGWIN__)
   cygwin_internal (CW_SYNC_WINENV);