diff --git a/src/modules/module_11750.c b/src/modules/module_11750.c
index 81a7c795f..a554d8896 100644
--- a/src/modules/module_11750.c
+++ b/src/modules/module_11750.c
@@ -41,6 +41,20 @@ u32         module_salt_type      (MAYBE_UNUSED const hashconfig_t *hashconfig,
 const char *module_st_hash        (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_HASH;         }
 const char *module_st_pass        (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_PASS;         }
 
+bool module_unstable_warning (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra, MAYBE_UNUSED const hc_device_param_t *hc_device_param)
+{
+  // amdgpu-pro-18.50-708488-ubuntu-18.04: CL_OUT_OF_RESOURCES
+  if ((hc_device_param->device_vendor_id == VENDOR_ID_AMD) && (hc_device_param->has_vperm == false))
+  {
+    if ((hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL) == 1)
+    {
+      return true;
+    }
+  }
+
+  return false;
+}
+
 int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, MAYBE_UNUSED void *hook_salt_buf, MAYBE_UNUSED hashinfo_t *hash_info, const char *line_buf, MAYBE_UNUSED const int line_len)
 {
   u32 *digest = (u32 *) digest_buf;
@@ -197,6 +211,6 @@ void module_init (module_ctx_t *module_ctx)
   module_ctx->module_st_hash                  = module_st_hash;
   module_ctx->module_st_pass                  = module_st_pass;
   module_ctx->module_tmp_size                 = MODULE_DEFAULT;
-  module_ctx->module_unstable_warning         = MODULE_DEFAULT;
+  module_ctx->module_unstable_warning         = module_unstable_warning;
   module_ctx->module_warmup_disable           = MODULE_DEFAULT;
 }
diff --git a/src/modules/module_11760.c b/src/modules/module_11760.c
index c44d657af..ac8ced5ca 100644
--- a/src/modules/module_11760.c
+++ b/src/modules/module_11760.c
@@ -41,6 +41,20 @@ u32         module_salt_type      (MAYBE_UNUSED const hashconfig_t *hashconfig,
 const char *module_st_hash        (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_HASH;         }
 const char *module_st_pass        (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_PASS;         }
 
+bool module_unstable_warning (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra, MAYBE_UNUSED const hc_device_param_t *hc_device_param)
+{
+  // amdgpu-pro-18.50-708488-ubuntu-18.04: CL_OUT_OF_RESOURCES
+  if ((hc_device_param->device_vendor_id == VENDOR_ID_AMD) && (hc_device_param->has_vperm == false))
+  {
+    if ((hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL) == 1)
+    {
+      return true;
+    }
+  }
+
+  return false;
+}
+
 int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, MAYBE_UNUSED void *hook_salt_buf, MAYBE_UNUSED hashinfo_t *hash_info, const char *line_buf, MAYBE_UNUSED const int line_len)
 {
   u32 *digest = (u32 *) digest_buf;
@@ -197,6 +211,6 @@ void module_init (module_ctx_t *module_ctx)
   module_ctx->module_st_hash                  = module_st_hash;
   module_ctx->module_st_pass                  = module_st_pass;
   module_ctx->module_tmp_size                 = MODULE_DEFAULT;
-  module_ctx->module_unstable_warning         = MODULE_DEFAULT;
+  module_ctx->module_unstable_warning         = module_unstable_warning;
   module_ctx->module_warmup_disable           = MODULE_DEFAULT;
 }
diff --git a/src/modules/module_11850.c b/src/modules/module_11850.c
index a690e7405..ee5b31dbe 100644
--- a/src/modules/module_11850.c
+++ b/src/modules/module_11850.c
@@ -41,6 +41,20 @@ u32         module_salt_type      (MAYBE_UNUSED const hashconfig_t *hashconfig,
 const char *module_st_hash        (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_HASH;         }
 const char *module_st_pass        (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_PASS;         }
 
+bool module_unstable_warning (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra, MAYBE_UNUSED const hc_device_param_t *hc_device_param)
+{
+  // amdgpu-pro-18.50-708488-ubuntu-18.04: CL_OUT_OF_RESOURCES
+  if ((hc_device_param->device_vendor_id == VENDOR_ID_AMD) && (hc_device_param->has_vperm == false))
+  {
+    if ((hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL) == 1)
+    {
+      return true;
+    }
+  }
+
+  return false;
+}
+
 int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, MAYBE_UNUSED void *hook_salt_buf, MAYBE_UNUSED hashinfo_t *hash_info, const char *line_buf, MAYBE_UNUSED const int line_len)
 {
   u32 *digest = (u32 *) digest_buf;
@@ -221,6 +235,6 @@ void module_init (module_ctx_t *module_ctx)
   module_ctx->module_st_hash                  = module_st_hash;
   module_ctx->module_st_pass                  = module_st_pass;
   module_ctx->module_tmp_size                 = MODULE_DEFAULT;
-  module_ctx->module_unstable_warning         = MODULE_DEFAULT;
+  module_ctx->module_unstable_warning         = module_unstable_warning;
   module_ctx->module_warmup_disable           = MODULE_DEFAULT;
 }
diff --git a/src/modules/module_11860.c b/src/modules/module_11860.c
index 86dfae8e1..c99e222d3 100644
--- a/src/modules/module_11860.c
+++ b/src/modules/module_11860.c
@@ -41,6 +41,20 @@ u32         module_salt_type      (MAYBE_UNUSED const hashconfig_t *hashconfig,
 const char *module_st_hash        (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_HASH;         }
 const char *module_st_pass        (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_PASS;         }
 
+bool module_unstable_warning (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra, MAYBE_UNUSED const hc_device_param_t *hc_device_param)
+{
+  // amdgpu-pro-18.50-708488-ubuntu-18.04: CL_OUT_OF_RESOURCES
+  if ((hc_device_param->device_vendor_id == VENDOR_ID_AMD) && (hc_device_param->has_vperm == false))
+  {
+    if ((hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL) == 1)
+    {
+      return true;
+    }
+  }
+
+  return false;
+}
+
 int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, MAYBE_UNUSED void *hook_salt_buf, MAYBE_UNUSED hashinfo_t *hash_info, const char *line_buf, MAYBE_UNUSED const int line_len)
 {
   u32 *digest = (u32 *) digest_buf;
@@ -221,6 +235,6 @@ void module_init (module_ctx_t *module_ctx)
   module_ctx->module_st_hash                  = module_st_hash;
   module_ctx->module_st_pass                  = module_st_pass;
   module_ctx->module_tmp_size                 = MODULE_DEFAULT;
-  module_ctx->module_unstable_warning         = MODULE_DEFAULT;
+  module_ctx->module_unstable_warning         = module_unstable_warning;
   module_ctx->module_warmup_disable           = MODULE_DEFAULT;
 }
diff --git a/src/modules/module_14400.c b/src/modules/module_14400.c
index d402276da..1075435bb 100644
--- a/src/modules/module_14400.c
+++ b/src/modules/module_14400.c
@@ -56,6 +56,20 @@ u32 module_pw_max (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED con
   return pw_max;
 }
 
+bool module_unstable_warning (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra, MAYBE_UNUSED const hc_device_param_t *hc_device_param)
+{
+  // amdgpu-pro-18.50-708488-ubuntu-18.04: Segmentation fault
+  if ((hc_device_param->device_vendor_id == VENDOR_ID_AMD) && (hc_device_param->has_vperm == false))
+  {
+    if ((hashconfig->opti_type & OPTI_TYPE_OPTIMIZED_KERNEL) == 1)
+    {
+      return true;
+    }
+  }
+
+  return false;
+}
+
 int module_hash_decode (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED void *digest_buf, MAYBE_UNUSED salt_t *salt, MAYBE_UNUSED void *esalt_buf, MAYBE_UNUSED void *hook_salt_buf, MAYBE_UNUSED hashinfo_t *hash_info, const char *line_buf, MAYBE_UNUSED const int line_len)
 {
   u32 *digest = (u32 *) digest_buf;
@@ -202,6 +216,6 @@ void module_init (module_ctx_t *module_ctx)
   module_ctx->module_st_hash                  = module_st_hash;
   module_ctx->module_st_pass                  = module_st_pass;
   module_ctx->module_tmp_size                 = MODULE_DEFAULT;
-  module_ctx->module_unstable_warning         = MODULE_DEFAULT;
+  module_ctx->module_unstable_warning         = module_unstable_warning;
   module_ctx->module_warmup_disable           = MODULE_DEFAULT;
 }
diff --git a/tools/test.sh b/tools/test.sh
index a7c1d143f..3e39c31cf 100755
--- a/tools/test.sh
+++ b/tools/test.sh
@@ -5,7 +5,7 @@
 ## License.....: MIT
 ##
 
-OPTS="--quiet --force --potfile-disable --runtime 400 --hwmon-disable -O"
+OPTS="--quiet --potfile-disable --runtime 400 --hwmon-disable -O"
 
 TDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"