Re: Segfault in libthr.so on 9.0-BETA2 (with stunnel FWIW)
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On Wed, Sep 14, 2011 at 02:36:07PM +0200, Jeremie Le Hen wrote:
> Hi list,
>=20
> I've recently migrated my services from a box running 8.1-STABLE to
> another one running 9.0-BETA2.
>=20
> I run stunnel 4.28 on 8.1-STABLE, and it has run flawlessly so far. I
> compiled manually this very version on 9.0-BETA2. But I get the
> following segfault:
>=20
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 803008c00 (LWP 100496/stunnel)]
> 0x000000080110d359 in gmtime_r () from /lib/libc.so.7
> (gdb) thread
> [Current thread is 3 (Thread 803008c00 (LWP 100496/stunnel))]
> (gdb) bt
> #0 0x000000080110d359 in gmtime_r () from /lib/libc.so.7
> #1 0x000000080110cdde in gmtime_r () from /lib/libc.so.7
> #2 0x000000080110dab4 in gmtime_r () from /lib/libc.so.7
> #3 0x000000080110dcc8 in gmtime_r () from /lib/libc.so.7
> #4 0x0000000800e1d9e8 in pthread_once () from /lib/libthr.so.3
> #5 0x000000080110ca9f in timegm () from /lib/libc.so.7
> #6 0x0000000805dff8d9 in OPENSSL_gmtime () from /usr/local/lib/libcr=
ypto.so.7
> #7 0x0000000805e74631 in ASN1_UTCTIME_adj () from /usr/local/lib/lib=
crypto.so.7
> #8 0x0000000805e9462d in X509_time_adj_ex () from /usr/local/lib/lib=
crypto.so.7
> #9 0x0000000805e9478c in X509_cmp_time () from /usr/local/lib/libcry=
pto.so.7
> #10 0x0000000805e9496d in internal_verify () from /usr/local/lib/libc=
rypto.so.7
> #11 0x0000000805e95f46 in X509_verify_cert () from /usr/local/lib/lib=
crypto.so.7
> #12 0x0000000805b7f4c8 in ssl_verify_cert_chain () from /usr/local/li=
b/libssl.so.7
> #13 0x0000000805b5d6e3 in ssl3_get_client_certificate () from /usr/lo=
cal/lib/libssl.so.7
> #14 0x0000000805b612bc in ssl3_accept () from /usr/local/lib/libssl.s=
o.7
> #15 0x0000000000406f6e in init_ssl (c=3D0x803093000) at client.c:329
> #16 0x00000000004069a6 in do_client (c=3D0x803093000) at client.c:202
> #17 0x000000000040676b in run_client (c=3D0x803093000) at client.c:150
> #18 0x00000000004066cf in client (arg=3D0x803093000) at client.c:123
> #19 0x0000000800e18224 in pthread_getprio () from /lib/libthr.so.3
> #20 0x0000000000000000 in ?? ()
>=20
>=20
> Note that I tried with the newest version of stunnel, it crashes at the
> same place. I also tried libssl.so both from the base system and from
> the ports, same thing.
You need to compile both libc and libthr with debugging symbols and
do a backtrace with such libraries.
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