curl-library
Re: crash when using pkcs12 certs with multiple threads
Date: Thu, 17 Jun 2010 15:05:46 -0400
> On Thu, 17 Jun 2010, Brian Makin wrote:
>
>
> > In this case I had an apache server with a PKCS12 cert.
> > Every so often this crashes. (it's about 50% for me)
>
>
> Crashes are good hints. Use gdb and valgrind to make use of those
> hints.
>
>
> I also recommend taking a good look and snippets from this example:
> http://curl.haxx.se/libcurl/c/opensslthreadlock.html
>
>
> It was not immediately obvious to me where the problem might be...
Near as I can figure there must be a thread race in the init code for
the Cert stuff. The crash is generally under here. Could there be a
missing mutex in there?
...
#10 in cert_stuff ()
#11 in Curl_ossl_connect_step1 ()
#12 in Curl_ossl_connect_common ()
#13 in Curl_ossl_connect ()
#14 in Curl_ssl_connect ()
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Received on 2010-06-17