Re: (ITS#5257) test008 hanging in bdb

[hyc@symas.com]

h.b.furuseth@usit.uio.no wrote:
> Hah.  thr_debug found it (at least I presume it's the same bug) after 70
> iterations over test008.
> 
> Compiled with
> 	CPPFLAGS='-DLDAP_THREAD_DEBUG -DLDAP_REL_ENG' CFLAGS='-O0 -g'
> run with export LDAP_THREAD_DEBUG=nocount
> 
> backtrace and testrun directory:
>    http://folk.uio.no/hbf/test008bug-071204.tbz
> 
> slapd.1.log ends with:
> 
> ====> bdb_cache_delete( 146 )
> thr_debug.c:1024: ldap_pvt_thread_mutex_unlock error: !THREAD_MUTEX_OWNER( mutex )
> 
> The mutex owner is ldap_debug_thread_none, i.e. the mutex is not locked.
> 
> It's cache.c:874:bdb_cache_entryinfo_unlock( *eip ); in bdb_cache_find_id().
> #3  0x00000000004e1df9 in bdb_cache_find_id (op=0x1ebb46a0, tid=0x0, id=4, eip=0x45809ad0, flag=1, locker=38,
>     lock=0x45809b20) at cache.c:874
> 
Need to see the full stack trace. Obviously "this should never happen" ...

-- 
   -- Howard Chu
   Chief Architect, Symas Corp.  http://www.symas.com
   Director, Highland Sun        http://highlandsun.com/hyc/
   Chief Architect, OpenLDAP     http://www.openldap.org/project/