[Samba] Samba 3.0.23c PANIC with LDAP

[Luis Daniel Lucio Quiroz]

I think you should recompile openldap (first) and then samba.  On RPMs based 
systems, when I update one, I update other for dependencies.

Regards,

LD
Le mardi 14 novembre 2006 03:51, Marcin Giedz a écrit :
> Hello again,
>
> Here is description of my first problem I encountered during setting up
> samba 3.0.23c and LDAP 2.3.28. Linux box is one of intel server
> platforms and debian etch (unstable) on board. Debian has its own ldap
> libraries in /usr/ldap.... and there are more then one but with
> different version ldap files. Despite of these I always compile almost
> everything from sources so this time I tried ldap-2.3.28. I compiled it,
> installed in opt/ldap, populated and run. So far so good.
> Next I started compiling samba 3.0.23c but theres is no switch to pass
> LDAP directory so I simply exported CPPFLAGS and LDFLAGS so samba can
> find ldap.h and appropriate libraries. Done OK. Next I checked samba's
> libs with ldd to be sure that there are linked to good ldap libraries.
>
> So I run samba. First attempt to authorize and PANIC:
>
> [2006/11/13 11:23:10, 3] smbd/connection.c:yield_connection(69)
>   Yielding connection to
> [2006/11/13 11:23:10, 3] smbd/server.c:exit_server(655)
>   Server exit (normal exit)
> [2006/11/13 11:23:10, 0] lib/fault.c:fault_report(36)
>   ===============================================================
> [2006/11/13 11:23:10, 0] lib/fault.c:fault_report(37)
>   INTERNAL ERROR: Signal 11 in pid 27144 (3.0.22)
>   Please read the Trouble-Shooting section of the Samba3-HOWTO
> [2006/11/13 11:23:10, 0] lib/fault.c:fault_report(39)
>
>   From: http://www.samba.org/samba/docs/Samba3-HOWTO.pdf
> [2006/11/13 11:23:10, 0] lib/fault.c:fault_report(40)
>   ===============================================================
> [2006/11/13 11:23:10, 0] lib/util.c:smb_panic2(1554)
>   PANIC: internal error
> [2006/11/13 11:23:10, 0] lib/util.c:smb_panic2(1562)
>   BACKTRACE: 13 stack frames:
>    #0 /opt/samba-3.0.22/sbin/smbd(smb_panic2+0x1ac) [0x7572b13d]
>    #1 /opt/samba-3.0.22/sbin/smbd(smb_panic+0x19) [0x7572b21d]
>    #2 /opt/samba-3.0.22/sbin/smbd [0x75716d03]
>    #3 [0xffffe420]
>    #4 /usr/lib/libldap_r.so.2 [0xa7b1ecf1]
>    #5 /usr/lib/libldap_r.so.2 [0xa7b05190]
>    #6 /usr/lib/libldap_r.so.2 [0xa7b2b4ba]
>    #7 /lib/ld-linux.so.2 [0xa7f4eede]
>    #8 /lib/tls/libc.so.6(exit+0xd0) [0xa7da24f0]
>    #9 /opt/samba-3.0.22/sbin/smbd [0x757b1f12]
>    #10 /opt/samba-3.0.22/sbin/smbd(main+0x1633) [0x757b38c3]
>    #11 /lib/tls/libc.so.6(__libc_start_main+0xc8) [0xa7d8bea8]
>    #12 /opt/samba-3.0.22/sbin/smbd [0x755904e1]
> [2006/11/13 11:23:10, 3] smbd/sec_ctx.c:push_sec_ctx(256)
>   push_sec_ctx(0, 0) : sec_ctx_stack_ndx = 1
> [2006/11/13 11:23:10, 3] smbd/uid.c:push_conn_ctx(393)
>   push_conn_ctx(0) : conn_ctx_stack_ndx = 0
> [2006/11/13 11:23:10, 3] smbd/sec_ctx.c:set_sec_ctx(288)
>   setting sec ctx (0, 0) - sec_ctx_stack_ndx = 1
> [2006/11/13 11:23:10, 3] smbd/sec_ctx.c:pop_sec_ctx(386)
>   pop_sec_ctx (0, 0) - sec_ctx_stack_ndx = 0
>
>
> Why /usr/lib/libldap_2.so.2 in this log??? Hmmm it was strange, but I
> compiled samba with debug mode but it was too much helpfull or maybe I
> did something wrong:
> 1) compile with --enable-debug --enable-developer
> 2) run: gdb ; attach PID; bt;  -> NOTHING - much less than in samba log
> file.
> ...so I can't provide this time more.... maybe you can help me what to
> do with this gdb and backtrace to get more details?
>
> Anyway I found workaround .... I simply changed link
> /usr/lib/libldap_r.so.2 to point to /opt/ldap/lib/libldapxxxx - now it
> works. But it doesn't really explain why samba uses libldap_2 from
> /usr/lib/ since I've switched to /opt/ldap/???
>
> Regards,
> Marcin