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<base href="http://llvm.org/bugs/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [ASan/Win] Creating a suspended thread leads to a deadlock"
href="http://llvm.org/bugs/show_bug.cgi?id=22025">22025</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[ASan/Win] Creating a suspended thread leads to a deadlock
</td>
</tr>
<tr>
<th>Product</th>
<td>compiler-rt
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>Windows NT
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>compiler-rt
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>timurrrr@google.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Example code:
--------------------
#include <windows.h>
DWORD WINAPI thread_proc(void *) {
volatile char stack_buffer[42];
for (int i = 0; i < sizeof(stack_buffer); ++i)
stack_buffer[i] = 42;
return 0x42;
}
int main() {
DWORD exitcode;
HANDLE thr = CreateThread(NULL, 0, thread_proc, NULL, CREATE_SUSPENDED,
NULL);
ResumeThread(thr);
if (thr == 0)
return 1;
if (WAIT_OBJECT_0 != WaitForSingleObject(thr, INFINITE))
return 2;
GetExitCodeThread(thr, &exitcode);
if (exitcode != 0x42)
return 3;
CloseHandle(thr);
}
--------------------</pre>
</div>
</p>
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