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From Sander Temme <scte...@apache.org>
Subject Re: Core dump on ajax: crash in mod_mbox
Date Wed, 12 Oct 2005 20:31:42 GMT

On Oct 12, 2005, at 12:40 PM, Justin Erenkrantz wrote:


> On Wed, Oct 12, 2005 at 08:20:40AM -0700, Sander Temme wrote:
>
>
>> The httpd-2.0.55 RC currently running on ajax had a segfault about an
>> hour ago, here's the backtrace.
>>
>> Looks like a crash in mod_mobx, so I don't think it affects the httpd
>> release.
>>
>>
>
> Paul, Sam, and I analyzed the cores and committed some fixes.  Those
> changes are now deployed on ajax.  No cores yet.  -- justin
>

There is now:

[Wed Oct 12 22:04:43 2005] [notice] child pid 5885 exit signal  
Segmentation fault (11), possible coredump in /raid1/httpd-cores

Backtrace:

#0  mbox_mime_decode_body (p=0x0, cte=CTE_NONE, body=0x0, len=0)
     at mod_mbox_mime.c:290
#1  0x2000000001011110 in mbox_mime_get_body (p=0x60000000002509c8,
     m=0x6000000000063130) at mod_mbox_mime.c:299
#2  0x200000000100d2e0 in mbox_static_message (r=0x6000000000250a30,
     f=0x60000000001ed530) at mod_mbox_out.c:1151
#3  0x2000000001008ca0 in mbox_file_handler (r=0x6000000000250a30)
     at mod_mbox_file.c:231
#4  0x4000000000035f90 in ap_run_handler (r=0x6000000000250a30) at  
config.c:153
#5  0x4000000000036f70 in ap_invoke_handler (r=0x6000000000250a30)
     at config.c:317
#6  0x400000000002fb00 in ap_process_request (r=0x6000000000250a30)
     at http_request.c:226
#7  0x4000000000024bf0 in ap_process_http_connection  
(c=0x60000000001db350)
     at http_core.c:233
#8  0x400000000004db00 in ap_run_process_connection  
(c=0x60000000001db350)
     at connection.c:43
#9  0x4000000000032910 in child_main (child_num_arg=27976) at  
prefork.c:610
#10 0x4000000000032be0 in make_child (s=0x6000000000047788, slot=360)
     at prefork.c:704
#11 0x4000000000033180 in perform_idle_server_maintenance (p=0x6)
     at prefork.c:839
#12 0x4000000000033fc0 in ap_mpm_run (_pconf=0x600000000000bc68,
     plog=0x6000000000042298, s=0x0) at prefork.c:863
#13 0x4000000000041f60 in main (argc=2, argv=0x60000fffffffb3e8) at  
main.c:618

Note, this was /raid1/httpd-cores/core.5885 .

It seems that httpd itself holding up well.

S.

-- 
sander@temme.net              http://www.temme.net/sander/
PGP FP: 51B4 8727 466A 0BC3 69F4  B7B8 B2BE BC40 1529 24AF



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