Re: Crash in GnuTLS 2.4.1

[Simon Josefsson]

Colin Leroy <address@hidden> writes:

> Hi,
>
> Does such a backtrace ring a bell for someone?
>
> #0  0x00007f9a9a0e7fd5 in raise () from /lib/libc.so.6
> (gdb) bt  
> #0  0x00007f9a9a0e7fd5 in raise () from /lib/libc.so.6
> #1  0x00007f9a9a0e9b43 in abort () from /lib/libc.so.6
> #2  0x00007f9a9a0e0d49 in __assert_fail () from /lib/libc.so.6
> #3  0x00007f9a9afd191b in _gcry_ath_mutex_lock (lock=0x7f9a9b22ad30) at 
> ath.c:186
> #4  0x00007f9a9afdf660 in lock_pool () at random.c:299
> #5  0x00007f9a9afe003e in _gcry_fast_random_poll () at random.c:1304
> #6  0x00007f9a9afd3686 in _gcry_cipher_open (handle=0x3ecc, algo=16247, 
> mode=6, flags=4294967295)
>     at cipher.c:641

Looks like a libgcrypt and thread related crash to me.  Is your
application multi-threaded?  Maybe this helps:

http://www.gnu.org/software/gnutls/manual/html_node/Multi_002dthreaded-applicati
ons.html

/Simon

> #7  0x00007f9a9b6a3ce9 in gc_cipher_open (alg=<value optimized out>, 
> mode=<value optimized out>, 
>     outhandle=0x3) at gc-libgcrypt.c:180
> #8  0x00007f9a9b682b78 in _gnutls_cipher_init (handle=0x26c1ac8, 
> cipher=<value optimized out>, 
>     key=0x26c1a88, iv=0x26c1a68) at gnutls_cipher_int.c:64
> #9  0x00007f9a9b68d829 in _gnutls_read_connection_state_init 
> (session=0x26c16e0) at gnutls_constate.c:621
> #10 0x00007f9a9b67c9ee in _gnutls_recv_handshake_final (session=0x26c16e0, 
> init=<value optimized out>)
>     at gnutls_handshake.c:2507
> #11 0x00007f9a9b67ce89 in _gnutls_handshake_common (session=0x26c16e0) at 
> gnutls_handshake.c:2663
> #12 0x00007f9a9b67cff2 in gnutls_handshake (session=0x26c16e0) at 
> gnutls_handshake.c:2264
>
> Or should I see with my distro's bugtracker? 
>
> Thanks,