Re: CURRENT, CLANG 6: apache24, uid 80: exited on signal 11

On 3 Feb 2018, at 11:43, O. Hartmann <ohartmann_at_walstatt.org> wrote:
> 
> Am Tue, 30 Jan 2018 00:09:07 +0100
> Dimitry Andric <dim_at_FreeBSD.org> schrieb:
>> On 30 Jan 2018, at 00:01, Dimitry Andric <dim_at_FreeBSD.org> wrote:
>>> On 29 Jan 2018, at 19:39, O. Hartmann <ohartmann_at_walstatt.org> wrote:
>>>> 
>>>> Last weekend I updated a CURRENT server to recent CURRENT, > r328400 and performed
>>>> updates of the ports tree. Since Sunday, I receive segmenatation faults (SIG 11) when
>>>> accessing the server, especially with setup of nextcloud, refdb, phpldapadmin and any
>>>> other access with LDAP backend (all https).
...
> Starting program: /usr/local/sbin/httpd -X
> [Sat Feb 03 11:41:27.704031 2018] [core:warn] [pid 59320:tid 34376777728] (2)No such file
> or directory: AH00075: Failed to enable the 'httpready' Accept Filter [Sat Feb 03
> 11:41:27.704359 2018] [core:warn] [pid 59320:tid 34376777728] (2)No such file or
> directory: AH00075: Failed to enable the 'dataready' Accept Filter [New LWP 101096 of
> process 59320] [New LWP 101105 of process 59320] [New LWP 101109 of process 59320]
> [New LWP 101103 of process 59320]
> [New LWP 101102 of process 59320]
> [New LWP 101110 of process 59320]
> [New LWP 101107 of process 59320]
> [New LWP 101098 of process 59320]
> [New LWP 101099 of process 59320]
> [New LWP 101108 of process 59320]
> [New LWP 101112 of process 59320]
> [New LWP 101101 of process 59320]
> [New LWP 101104 of process 59320]
> [New LWP 101097 of process 59320]
> [New LWP 101106 of process 59320]
> [New LWP 101111 of process 59320]
> [New LWP 101100 of process 59320]
> [LWP 101096 of process 59320 exited]
> 
> Thread 11 received signal SIGSEGV, Segmentation fault.
> [Switching to LWP 101108 of process 59320]
> 0x0000000802300382 in ?? () from /usr/local/lib/php/20131226-zts/opcache.so

Run the "backtrace" command there, please.  If it doesn't give any
function names, try setting WITH_DEBUG=1 in the environment, then
rebuilding the mod_php56 port (and optionally also the php56 and
apache24 ports themselves), to add debug info.

-Dimitry