Added patch to fix access violation in MSYS2 git when when cloning repository (fixes Wine Staging Bug #348).

README.md

@@ -39,6 +39,11 @@ Wine. All those differences are also documented on the
 Included bug fixes and improvements
 -----------------------------------
 
+**Bug fixes and features included in the next upcoming release [1]:**
+
+* Fix access violation in MSYS2 git when cloning repository
+
+
 **Bug fixes and features in Wine Staging 1.7.50 [242]:**
 
 *Note: The following list only contains features and bug fixes which are not

debian/changelog

@@ -1,6 +1,8 @@
 wine-staging (1.7.51) UNRELEASED; urgency=low
   * Added patch to fix bug in wineserver debug_children inheritance (fixes Wine
     Staging Bug #525).
+  * Added patch to fix access violation in MSYS2 git when when cloning
+    repository (fixes Wine Staging Bug #348).
   * Removed patch to fix bug in wineserver debug_children inheritance (accepted
     upstream).
   * Removed patch to use helper function for NtWaitForMultipleObjects and

patches/ntdll-Stack_Fault/0001-ntdll-When-handling-stack-faults-also-commit-the-pag.patch

@@ -0,0 +1,25 @@
+From 6235c2318a0180d0cc9b19aaab5f9369da09f68a Mon Sep 17 00:00:00 2001
+From: Sebastian Lackner <sebastian@fds-team.de>
+Date: Tue, 25 Aug 2015 08:25:22 +0200
+Subject: ntdll: When handling stack faults also commit the page, instead of
+ just removing the guard page flag.
+
+---
+ dlls/ntdll/virtual.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/dlls/ntdll/virtual.c b/dlls/ntdll/virtual.c
+index 8ece7e7..fc22029 100644
+--- a/dlls/ntdll/virtual.c
++++ b/dlls/ntdll/virtual.c
+@@ -1606,6 +1606,7 @@ BOOL virtual_handle_stack_fault( void *addr )
+         BYTE vprot = view->prot[((const char *)page - (const char *)view->base) >> page_shift];
+         if (vprot & VPROT_GUARD)
+         {
++            if (!view->mapping) vprot |= VPROT_COMMITTED; /* FIXME */
+             VIRTUAL_SetProt( view, page, page_size, vprot & ~VPROT_GUARD );
+             NtCurrentTeb()->Tib.StackLimit = page;
+             if ((char *)page >= (char *)NtCurrentTeb()->DeallocationStack + 2*page_size)
+-- 
+2.5.0
+

patches/ntdll-Stack_Fault/definition

@@ -0,0 +1 @@
+Fixes: Fix access violation in MSYS2 git when cloning repository

patches/patchinstall.sh

@@ -185,6 +185,7 @@ patch_enable_all ()
 	enable_ntdll_NtSetLdtEntries="$1"
 	enable_ntdll_Pipe_SpecialCharacters="$1"
 	enable_ntdll_RtlIpStringToAddress="$1"
+	enable_ntdll_Stack_Fault="$1"
 	enable_ntdll_SystemRoot_Symlink="$1"
 	enable_ntdll_ThreadTime="$1"
 	enable_ntdll_Threading="$1"
@@ -645,6 +646,9 @@ patch_enable ()
 		ntdll-RtlIpStringToAddress)
 			enable_ntdll_RtlIpStringToAddress="$2"
 			;;
+		ntdll-Stack_Fault)
+			enable_ntdll_Stack_Fault="$2"
+			;;
 		ntdll-SystemRoot_Symlink)
 			enable_ntdll_SystemRoot_Symlink="$2"
 			;;
@@ -3985,6 +3989,18 @@ if test "$enable_ntdll_RtlIpStringToAddress" -eq 1; then
 	) >> "$patchlist"
 fi
 
+# Patchset ntdll-Stack_Fault
+# |
+# | Modified files:
+# |   *	dlls/ntdll/virtual.c
+# |
+if test "$enable_ntdll_Stack_Fault" -eq 1; then
+	patch_apply ntdll-Stack_Fault/0001-ntdll-When-handling-stack-faults-also-commit-the-pag.patch
+	(
+		echo '+    { "Sebastian Lackner", "ntdll: When handling stack faults also commit the page, instead of just removing the guard page flag.", 1 },';
+	) >> "$patchlist"
+fi
+
 # Patchset ntdll-SystemRoot_Symlink
 # |
 # | This patchset has the following (direct or indirect) dependencies: