Re: use of freed memory (ITS#2778)

[Kurt@OpenLDAP.org]

Recent commits appear to have resolved this issue as I can no
longer duplicate the problem.

Kurt

At 12:49 PM 10/18/2003, kurt@OpenLDAP.org wrote:
>Full_Name: Kurt Zeilenga
>Version: HEAD
>OS: FreeBSD
>URL: ftp://ftp.openldap.org/incoming/
>Submission from: (NULL) (198.144.202.241)
>
>
>When running test018-syncreplication-persist with MALLOC_OPTIONS
>set to AJX, which amongst other things, causes each byte of
>allocated and deallocated memory to be set to 0xd0, the following
>crash occurs.  This implies either uninitialized use of allocated
>memory or use of deallocated memory.
>
>
>#0  attrs_free (a=0xd0d0d0d0) at attr.c:39
>39                      next = a->a_next;
>(gdb) where
>#0  attrs_free (a=0xd0d0d0d0) at attr.c:39
>#1  0x809d5cb in bdb_entry_return (e=0x89bf4cc) at id2entry.c:160
>#2  0x80984e0 in bdb_entryinfo_release (data=0x8ac0100) at cache.c:1003
>#3  0x80a35cd in avl_free (root=0x8176610, 
>    dfree=0x80984a8 <bdb_entryinfo_release>) at avl.c:619
>#4  0x80a35bc in avl_free (root=0x8176590, 
>    dfree=0x80984a8 <bdb_entryinfo_release>) at avl.c:616
>#5  0x80a35a6 in avl_free (root=0x81764f0, 
>    dfree=0x80984a8 <bdb_entryinfo_release>) at avl.c:613
>#6  0x80a35a6 in avl_free (root=0x8176e20, 
>    dfree=0x80984a8 <bdb_entryinfo_release>) at avl.c:613
>#7  0x8098582 in bdb_cache_release_all (cache=0x8120724) at cache.c:1023
>#8  0x8089e40 in bdb_db_close (be=0x8120500) at init.c:477
>#9  0x805eec5 in backend_shutdown (be=0x0) at backend.c:428
>#10 0x8070e8d in slap_shutdown (be=0x0) at init.c:215
>#11 0x804cb91 in main (argc=8, argv=0xbfbff4c0) at main.c:589
>(gdb) up