Andy Polyakov wrote: >> The purpose of the CreateToolhelp32Snapshot function is to permit >> walking data structures that are constantly changing by creating a >> read-only copy that will not change. The returned HANDLE points to a >> unique snapshot. Walking the contents of the data structures in this >> snapshot is thread safe. >>> Has anyone else faced such RAND_poll() related crash before ? >> Yes. > > Where was it then? Point is that if above (with snapshot being > read-only copy) held true, then we wouldn't have this discussion, > would we? Or at least switching to TH32CS_SNAPPROCESS wouldn't make > difference... I see no other option then to assume that either > snapshot is not really a snapshot or CreateToolhelp32Snapshot itself > is not thread-safe. I don't have enough information to perform the analysis. As documented, CreateToolhelp32Snapshot is supposed to create a read-only snapshot. Hence the reason I asked for the minidump.
Unless someone collects data and places in inquiry with Microsoft to find out what is really going on, everything is just going to be speculation.
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