[openssl-users] Received signal SIGSEGV in CRYPTO_add_lock()

[Vikas TM]

Hi,

I am not very clear with solution provided in the following link,
http://lists.globus.org/pipermail/gt-user/2007-December/005317.html

Appreciated if you help me in resolving this issue.

Thanks & Regards,
Vikas
On 11 Apr 2016 8:20 pm, "Vikas TM" <vikas.tm at gmail.com> wrote:

> Hi,
>
> It looks like there is issue in handling crypto locks. I encountered
> segmentation fault in CRYPTO_add_lock() function referencing NULL pointer.
> Please find GDB output below,
>
> (gdb) run ftp://x.x.x.x:sample.txt
>
> Starting program: /App/vikftp ftp://x.x.x.x:sample.txt
>
> Missing separate debuginfo for /lib/ld-linux.so.2
>
> Missing separate debuginfo for /lib/libdl.so.2
>
> Missing separate debuginfo for /lib/libpam.so.0
>
> Missing separate debuginfo for /lib/libm.so.6
>
> Missing separate debuginfo for /lib/libc.so.6
>
> Missing separate debuginfo for /lib/libaudit.so.0
>
> process 22287 is executing new program: /App/vikftp
>
> Missing separate debuginfo for /lib/ld-linux.so.2
>
> Missing separate debuginfo for /lib/libdl.so.2
>
> Missing separate debuginfo for /lib/libpam.so.0
>
> Missing separate debuginfo for /lib/libm.so.6
>
> Missing separate debuginfo for /lib/libc.so.6
>
> Missing separate debuginfo for /lib/libaudit.so.0
>
>
>
> Program received signal SIGSEGV, Segmentation fault.
>
> 0x08205766 in CRYPTO_add_lock (pointer=0x1011, amount=-1, type=3,
> file=0x85d0030 "/102d/s/tasn_utl.c", line=118)
>
>     at /102d/s/cryptlib.c:624
>
> 624             ret = *pointer + amount;
>
> (gdb) bt
>
> #0  0x08205766 in CRYPTO_add_lock (pointer=0x1011, amount=-1, type=3,
> file=0x85d0030 "/102d/s/tasn_utl.c", line=118)
>
>     at /102d/s/cryptlib.c:624
>
> #1  0x08249d2a in asn1_do_lock (pval=0xff8eee90, op=-1, it=0x862cb1c) at
> /102d/s/tasn_utl.c:118
>
> #2  0x08246ed5 in asn1_item_combine_free (pval=0xff8eee90, it=0x862cb1c,
> combine=0) at /102d/s/tasn_fre.c:146
>
> #3  0x08246c40 in ASN1_item_free (val=0x1001, it=0x862cb1c) at
> /102d/s/tasn_fre.c:72
>
> #4  0x0825eeea in X509_free (a=0x1001) at /102d/s/x_x509.c:143
>
> #5  0x082ee677 in ssl_cert_clear_certs (c=0x872e4e0) at
> /102d/s/ssl_cert.c:431
>
> #6  0x082ee7ed in ssl_cert_free (c=0x872e4e0) at /102d/s/ssl_cert.c:489
>
> #7  0x0822f926 in SSL_free (s=0x872e340) at /102d/s/ssl_lib.c:627
>
> #8  0x0816566c in closeConnection (pcx=0x86d8310, rsn=0x0, graceful=1
> '\001') at /App/vikftp.c:10098
>
> Please let me know if you have any solution.
>
> Thanks & Regards,
> Vikas
>
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