[Samba] Samba 3.0.23c PANIC with LDAP

Marcin Giedz giedz at arise.pl
Wed Nov 15 05:53:24 GMT 2006


Luis Daniel Lucio Quiroz napisał(a):
> I think you should recompile openldap (first) and then samba.  On RPMs based 
> systems, when I update one, I update other for dependencies.
>   
First of all, I compiled LDAP first and then Samba. I even showed samba 
to use "my" ldap (/opt/ldap) rather then system ldap (/usr/lib/). So in 
my opinion there is nothing to recompile I'm afraid.

Marcin

> 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
>>     



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