On 04/21/15 15:22, dE wrote: > On 04/20/15 00:10, Salz, Rich wrote: >>> Sometimes, the program crashes when doing an SSL_CTX_free; before the >>> crash, ctx is an invalid pointer, that's why I can get a valid value >>> from >>> SSL_CTX_get_max_cert_list (ctx), so it's not a double free problem. >> You mean it's a VALID pointer? >> >> We'll need a more detailed backtrace. >> _______________________________________________ >> openssl-users mailing list >> To unsubscribe: https://mta.openssl.org/mailman/listinfo/openssl-users > > Relevant parts of the BT > > #0 0x00007ffff54bde97 in raise () from /lib64/libc.so.6 > #1 0x00007ffff54bf208 in abort () from /lib64/libc.so.6 > #2 0x00007ffff54feea0 in ?? () from /lib64/libc.so.6 > #3 0x00007ffff55048be in ?? () from /lib64/libc.so.6 > #4 0x00007ffff55050ab in ?? () from /lib64/libc.so.6 > #5 0x00007ffff6827f7c in CRYPTO_free (str=0x8fbfe0) at mem.c:401 > #6 0x00007ffff67e99a0 in X509_VERIFY_PARAM_free (param=0x8fbfe0) at > x509_vpm.c:102 > #7 0x00007ffff6d5302a in SSL_CTX_free (a=0x8fe090) at ssl_lib.c:1944 libc BT needed also?