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-rw-r--r--src/thread/pthread_create.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/thread/pthread_create.c b/src/thread/pthread_create.c
index 0e1dbb2d..c3b65ae9 100644
--- a/src/thread/pthread_create.c
+++ b/src/thread/pthread_create.c
@@ -120,6 +120,7 @@ int pthread_create(pthread_t *res, const pthread_attr_t *attr, void *(*entry)(vo
 	new->tsd = (void *)tsd;
 	if (attr) new->detached = attr->_a_detach;
 	new->unblock_cancel = self->cancel;
+	new->canary = self->canary ^ (uintptr_t)&new;
 	stack = (void *)new;
 
 	__synccall_lock();