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Posted to bugs@httpd.apache.org by bu...@apache.org on 2021/10/12 12:04:29 UTC

[Bug 65628] New: AH00051 - [core:notice] [pid 117745:tid 140692937303872] AH00051: child pid 117751 exit signal Segmentation fault (11), possible coredump in /opt/app/t1c1w177/opt/app/apache

https://bz.apache.org/bugzilla/show_bug.cgi?id=65628

            Bug ID: 65628
           Summary: AH00051 - [core:notice] [pid 117745:tid
                    140692937303872] AH00051: child pid 117751 exit signal
                    Segmentation fault (11), possible coredump in
                    /opt/app/t1c1w177/opt/app/apache
           Product: Apache httpd-2
           Version: 2.4.48
          Hardware: Other
                OS: Linux
            Status: NEW
          Severity: critical
          Priority: P2
         Component: Core
          Assignee: bugs@httpd.apache.org
          Reporter: vinay.s@ibm.com
  Target Milestone: ---

Created attachment 38062
  --> https://bz.apache.org/bugzilla/attachment.cgi?id=38062&action=edit
Segmentation error log

Hi ,

We are facing segmentation fault error in apache 2.4.48. This is happening post
openssl upgrade from 1.1.1K tp 1.1.1.L

Below is the error we are getting,
[Tue Oct 12 03:57:02.667437 2021] [:notice] [pid 117745:tid 140692937303872]
Advertise initialized for process 117745
[Tue Oct 12 03:57:02.668705 2021] [mpm_event:notice] [pid 117745:tid
140692937303872] AH00489: Apache/2.4.48 (Unix) OpenSSL/1.1.1l
mod_cluster/1.3.10.Final configured -- resuming normal operations
[Tue Oct 12 03:57:02.668752 2021] [core:notice] [pid 117745:tid
140692937303872] AH00094: Command line:
'/opt/app/t1c1w177/opt/app/apache/bin/httpd'
[Tue Oct 12 03:57:06.673051 2021] [core:notice] [pid 117745:tid
140692937303872] AH00051: child pid 117751 exit signal Segmentation fault (11),
possible coredump in /opt/app/t1c1w177/opt/app/apache


We are using Apache 2.4.48 on RHEL 7.

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[Bug 65628] AH00051 - [core:notice] [pid 117745:tid 140692937303872] AH00051: child pid 117751 exit signal Segmentation fault (11), possible coredump in /opt/app/t1c1w177/opt/app/apache

Posted by bu...@apache.org.
https://bz.apache.org/bugzilla/show_bug.cgi?id=65628

Ruediger Pluem <rp...@apache.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |INVALID
             Status|NEW                         |RESOLVED

--- Comment #6 from Ruediger Pluem <rp...@apache.org> ---
This is a bug in mod_proxy_cluster. You are using a very old version of
mod_proxy_cluster. It was fixed in mod_proxy_cluster here:
https://github.com/modcluster/mod_proxy_cluster/commit/7a62cbf471bcfaf3aff0860418ee7871e2d4c5e6

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[Bug 65628] AH00051 - [core:notice] [pid 117745:tid 140692937303872] AH00051: child pid 117751 exit signal Segmentation fault (11), possible coredump in /opt/app/t1c1w177/opt/app/apache

Posted by bu...@apache.org.
https://bz.apache.org/bugzilla/show_bug.cgi?id=65628

--- Comment #4 from Ruediger Pluem <rp...@apache.org> ---
Thanks. In gdb please issue the following commands:

thread 1
frame 3
print *r
print *(r->connection)
print *(r->connection->conn_config)

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[Bug 65628] AH00051 - [core:notice] [pid 117745:tid 140692937303872] AH00051: child pid 117751 exit signal Segmentation fault (11), possible coredump in /opt/app/t1c1w177/opt/app/apache

Posted by bu...@apache.org.
https://bz.apache.org/bugzilla/show_bug.cgi?id=65628

--- Comment #3 from VINAY S <vi...@ibm.com> ---
Created attachment 38068
  --> https://bz.apache.org/bugzilla/attachment.cgi?id=38068&action=edit
Complete thread log file

Please find the complete thread log file

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[Bug 65628] AH00051 - [core:notice] [pid 117745:tid 140692937303872] AH00051: child pid 117751 exit signal Segmentation fault (11), possible coredump in /opt/app/t1c1w177/opt/app/apache

Posted by bu...@apache.org.
https://bz.apache.org/bugzilla/show_bug.cgi?id=65628

--- Comment #1 from VINAY S <vi...@ibm.com> ---
Created attachment 38067
  --> https://bz.apache.org/bugzilla/attachment.cgi?id=38067&action=edit
Core dump file

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[Bug 65628] AH00051 - [core:notice] [pid 117745:tid 140692937303872] AH00051: child pid 117751 exit signal Segmentation fault (11), possible coredump in /opt/app/t1c1w177/opt/app/apache

Posted by bu...@apache.org.
https://bz.apache.org/bugzilla/show_bug.cgi?id=65628

--- Comment #2 from Ruediger Pluem <rp...@apache.org> ---
(In reply to VINAY S from comment #1)
> Created attachment 38067 [details]
> Core dump file

Please provide the full output. You only provided full output from one thread
and that thread did not cause the crash.

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[Bug 65628] AH00051 - [core:notice] [pid 117745:tid 140692937303872] AH00051: child pid 117751 exit signal Segmentation fault (11), possible coredump in /opt/app/t1c1w177/opt/app/apache

Posted by bu...@apache.org.
https://bz.apache.org/bugzilla/show_bug.cgi?id=65628

--- Comment #5 from VINAY S <vi...@ibm.com> ---
Created attachment 38081
  --> https://bz.apache.org/bugzilla/attachment.cgi?id=38081&action=edit
Gdb commands output file

thread 1
frame 3
print *r
print *(r->connection)
print *(r->connection->conn_config)

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