[arch-general] 11/23 update caused httpd to coredump?

[David C. Rankin]

On 11/24/2019 03:57 PM, David C. Rankin wrote:
> Dev,
> 
>   This is a strange one. After updates on 11/23, httpd began segfaulting --
> repeatedly:
> 
>> l /var/log/httpd/error_log*
> -rw-r--r-- 1 root root 24306171 Nov 24 14:48 /var/log/httpd/error_log
> -rw-r--r-- 1 root root      625 Nov 24 00:00 /var/log/httpd/error_log.1
> -rw-r--r-- 1 root root     1742 Nov 21 13:19 /var/log/httpd/error_log.2
> -rw-r--r-- 1 root root      504 Nov 10 00:00 /var/log/httpd/error_log.3
> -rw-r--r-- 1 root root     1754 Nov  3 00:00 /var/log/httpd/error_log.4
> 
> I have a second server that confirms this exact same behavior:
> 
>> l /var/log/httpd/error_log*
> -rw-r--r-- 1 root root 25049142 Nov 24 14:48 /var/log/httpd/error_log
> -rw-r--r-- 1 root root     1137 Nov 24 00:00 /var/log/httpd/error_log.1
> -rw-r--r-- 1 root root     1752 Nov 17 00:01 /var/log/httpd/error_log.2
> -rw-r--r-- 1 root root      504 Nov 10 00:00 /var/log/httpd/error_log.3
> -rw-r--r-- 1 root root     1754 Nov  3 00:01 /var/log/httpd/error_log.4
> 
> 
> The log file size jumped from 625 bytes to 24306171 bytes (1137->25049142 on
> the other server) in just a matter of hours. The old log contains, in its
> entirety:
> 
<snip>

Just a follow-up, all is back to normal since the 11/24 update:

[Sun Nov 24 14:48:40.734427 2019] [core:notice] [pid 898] AH00051: child pid
1128862 exit signal Segmentation fault (11), possible coredump in /etc/httpd
[Sun Nov 24 14:48:40.734535 2019] [core:notice] [pid 898] AH00051: child pid
1128863 exit signal Segmentation fault (11), possible coredump in /etc/httpd
[Sun Nov 24 14:48:41.876097 2019] [mpm_prefork:notice] [pid 898] AH00170:
caught SIGWINCH, shutting down gracefully
[Sun Nov 24 14:48:41.978494 2019] [suexec:notice] [pid 1128921] AH01232:
suEXEC mechanism enabled (wrapper: /usr/bin/suexec)
[Sun Nov 24 14:48:41.996637 2019] [lbmethod_heartbeat:notice] [pid 1128921]
AH02282: No slotmem from mod_heartmonitor
[Sun Nov 24 14:48:42.011618 2019] [mpm_prefork:notice] [pid 1128921] AH00163:
Apache/2.4.41 (Unix) OpenSSL/1.1.1d PHP/5.6.40 configured -- resuming normal
operations
[Sun Nov 24 14:48:42.011659 2019] [core:notice] [pid 1128921] AH00094: Command
line: '/usr/bin/httpd -D FOREGROUND'
[Mon Nov 25 12:11:23.505137 2019] [mpm_prefork:notice] [pid 1128921] AH00170:
caught SIGWINCH, shutting down gracefully
[Mon Nov 25 12:12:20.422676 2019] [suexec:notice] [pid 677] AH01232: suEXEC
mechanism enabled (wrapper: /usr/bin/suexec)
[Mon Nov 25 12:12:20.520933 2019] [lbmethod_heartbeat:notice] [pid 677]
AH02282: No slotmem from mod_heartmonitor
[Mon Nov 25 12:12:22.566075 2019] [mpm_prefork:notice] [pid 677] AH00163:
Apache/2.4.41 (Unix) OpenSSL/1.1.1d PHP/5.6.40 configured -- resuming normal
operations
[Mon Nov 25 12:12:22.566164 2019] [core:notice] [pid 677] AH00094: Command
line: '/usr/bin/httpd -D FOREGROUND'

No clue what happened with the 11/23 updates that originally caused the issue.
Gremlins...

-- 
David C. Rankin, J.D.,P.E.