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[Bug dynamic-link/13862] Reuse of cached stack can cause bounds overrun of thread DTV
- From: "hjl.tools at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sourceware dot org
- Date: Thu, 27 Nov 2014 15:27:14 +0000
- Subject: [Bug dynamic-link/13862] Reuse of cached stack can cause bounds overrun of thread DTV
- Auto-submitted: auto-generated
- References: <bug-13862-131 at http dot sourceware dot org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=13862
--- Comment #16 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to David Abdurachmanov from comment #15)
> Just to make sure. dlopen() and pthread_create() is still not thread-safe
> and issue might happen in heavy threading environment?
>
> I had a case where just expanded DVT was already too small. More threads in
> parallel dlopen'ing DSOs with TLS segments, while others being created.
That is true. But it is a separate issue.
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