[openssl-users] CTX_free crash

[dE]

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.
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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