Re: (ITS#7133) slapd dies with SIGSEGV on SIGHUP

[hyc@symas.com]

dpmcgee@gmail.com wrote:
> Full_Name: Dan McGee
> Version: 2.4.28
> OS: Arch Linux, 3.0.2 kernel
> URL:
> Submission from: (NULL) (2002:47c2:29f0:1:21f:d0ff:fea2:ee12)
>
>
> Running the test suite looks like a disaster because every time the test server
> is killed you see lines like this (probably 1409 times for every single test,
> who knows):

Sounds like this is a dup of ITS#7118. A potential fix has been committed to 
git master; you should recompile both libldap and libldap_r with the patch to 
verify if the fix is effective. Please test and report back, thanks.
>
>
>>>>>> Test succeeded
> ./scripts/test000-rootdse: line 84:  3589 Segmentation fault      $SLAPD -f
> $CONF1 -h $URI1 -d $LVL $TIMING>  $LOG1 2>&1
>>>>>> test000-rootdse completed OK for bdb.
>
>
> Here is a GDB backtrace of that:
>
>
> Program received signal SIGHUP, Hangup.
> 0x00007f6a3727306f in pthread_join () from /lib/libpthread.so.0
> (gdb) c
> Continuing.
> [Thread 0x7f6a32e0c700 (LWP 2789) exited]
> [Thread 0x7f6a3260b700 (LWP 2804) exited]
>
> Program received signal SIGSEGV, Segmentation fault.
> 0x00007f6a36f42a84 in free () from /lib/libc.so.6
> (gdb) bt
> #0  0x00007f6a36f42a84 in free () from /lib/libc.so.6
> #1  0x00007f6a3440f320 in ?? () from /usr/lib/libldap-2.4.so.2
> #2  0x00007f6a3850a0b8 in _dl_close_worker () from /lib/ld-linux-x86-64.so.2
> #3  0x00007f6a3850ab4c in _dl_close () from /lib/ld-linux-x86-64.so.2
> #4  0x00007f6a385052a6 in _dl_catch_error () from /lib/ld-linux-x86-64.so.2
> #5  0x00007f6a360884cf in ?? () from /lib/libdl.so.2
> #6  0x00007f6a3608800f in dlclose () from /lib/libdl.so.2
> #7  0x00007f6a376d13a4 in _sasl_done_with_plugins ()
>     from /usr/lib/libsasl2.so.2
> #8  0x00007f6a376c935b in sasl_done () from /usr/lib/libsasl2.so.2
> #9  0x0000000000481fc9 in slap_sasl_destroy ()
> #10 0x000000000045f108 in slap_destroy ()
> #11 0x00000000004195b9 in main ()
>
>
> And given that there is SASL stuff in the backtrace, this machine is running
> libsasl 2.1.23.
>
>


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