[sysmon-help] Sysmon dying

Richard van Katwijk richard at three6five.com
Thu Mar 31 17:33:51 EDT 2011


This article contains some detail on when a core file may not be produced:
http://manpages.ubuntu.com/manpages/intrepid/man5/core.5.html

I have been through each, and none should be the cause in my case.

I have now started sysmon as root (the usual) in /tmp - lets see what it
does.....


On 31 March 2011 23:08, Richard van Katwijk <richard at three6five.com> wrote:

> :(
>
> root at foreman ~ # ulimit
> unlimited
> root at foreman ~ # ls /*core*
> ls: cannot access /*core*: No such file or directory
> root at foreman ~ # ls /root/*core*
> ls: cannot access /root/*core*: No such file or directory
> ----
>
> no 'limit' on ubuntu, i guess ulimit is right?
> also did a 'find' for *core* - nothing :(
>
>
>
> On 31 March 2011 23:00, Jared Mauch <jared at puck.nether.net> wrote:
>
>> can you send the output of 'limit' and ls /*core* and ls /root/*core*
>>
>> - Jared
>>
>> On Mar 31, 2011, at 4:56 PM, Richard van Katwijk wrote:
>>
>> > I cannot seem to find any core dump. I get:
>> >
>> > sysmond: 21:19:20 about to abort and dump core (i think in /)
>> >
>> > but cant find anything there. Any hints as to what the core file may be
>> named or where it may be?
>> >
>> >
>> > On 31 March 2011 17:20, Jared Mauch <jared at puck.nether.net> wrote:
>> > gdb /path/to/sysmond /path/to/corefile
>> >
>> > (gdb) where
>> >
>> > - Jared
>> >
>> > On Mar 31, 2011, at 11:19 AM, Richard van Katwijk wrote:
>> >
>> > > Hi Jared,
>> > >
>> > > I am not too familiar with gdb, do i need to run it as gbd sysmond or
>> attach gdb to the process id? Neither seem to give anything useful.
>> > >
>> > > On 31 March 2011 15:30, Jared Mauch <jared at puck.nether.net> wrote:
>> > > Can you gdb it and send the output of "where" to me?
>> > >
>> > > Jared Mauch
>> > >
>> > > On Mar 31, 2011, at 7:29 AM, Richard van Katwijk <
>> richard at three6five.com> wrote:
>> > >
>> > >> Hi, has anyone seen this before, or any idea what might cause it?
>> > >>
>> > >> My sysmon instance has been up and running for about a year, this is
>> the second time i am seeing this, though today it happens almost as soon as
>> i restart.
>> > >>
>> > >> Box is running Ubuntu 10.04 LTS and nothing has changed on that box
>> in ages.
>> > >>
>> > >> Richard
>> > >>
>> > >> ================================================================
>> > >>
>> > >> sysmond: 13:24:01 Starting sysmon v0.92.2
>> > >> *** stack smashing detected ***: /usr/local/bin/sysmond terminated
>> > >> ======= Backtrace: =========
>> > >> /lib/tls/i686/cmov/libc.so.6(__fortify_fail+0x50)[0xb775d390]
>> > >> /lib/tls/i686/cmov/libc.so.6(+0xe233a)[0xb775d33a]
>> > >> /usr/local/bin/sysmond[0x8062086]
>> > >> /usr/local/bin/sysmond[0x804ba4d]
>> > >> /usr/local/bin/sysmond[0x804bf15]
>> > >> /usr/local/bin/sysmond[0x804ca8d]
>> > >> /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe6)[0xb7691bd6]
>> > >> /usr/local/bin/sysmond[0x8049a71]
>> > >> ======= Memory map: ========
>> > >> 08048000-0806c000 r-xp 00000000 08:01 151
>>  /usr/local/bin/sysmond
>> > >> 0806c000-0806d000 r--p 00023000 08:01 151
>>  /usr/local/bin/sysmond
>> > >> 0806d000-0806e000 rw-p 00024000 08:01 151
>>  /usr/local/bin/sysmond
>> > >> 0806e000-08073000 rw-p 00000000 00:00 0
>> > >> 08900000-08940000 rw-p 00000000 00:00 0          [heap]
>> > >> b7641000-b765e000 r-xp 00000000 08:01 478        /lib/libgcc_s.so.1
>> > >> b765e000-b765f000 r--p 0001c000 08:01 478        /lib/libgcc_s.so.1
>> > >> b765f000-b7660000 rw-p 0001d000 08:01 478        /lib/libgcc_s.so.1
>> > >> b7660000-b7664000 r-xp 00000000 08:01 8150       /lib/tls/i686/cmov/
>> libnss_dns-2.11.1.so
>> > >> b7664000-b7665000 r--p 00004000 08:01 8150       /lib/tls/i686/cmov/
>> libnss_dns-2.11.1.so
>> > >> b7665000-b7666000 rw-p 00005000 08:01 8150       /lib/tls/i686/cmov/
>> libnss_dns-2.11.1.so
>> > >> b766e000-b7678000 r-xp 00000000 08:01 8151       /lib/tls/i686/cmov/
>> libnss_files-2.11.1.so
>> > >> b7678000-b7679000 r--p 00009000 08:01 8151       /lib/tls/i686/cmov/
>> libnss_files-2.11.1.so
>> > >> b7679000-b767a000 rw-p 0000a000 08:01 8151       /lib/tls/i686/cmov/
>> libnss_files-2.11.1.so
>> > >> b767a000-b767b000 rw-p 00000000 00:00 0
>> > >> b767b000-b77ce000 r-xp 00000000 08:01 8138       /lib/tls/i686/cmov/
>> libc-2.11.1.so
>> > >> b77ce000-b77cf000 ---p 00153000 08:01 8138       /lib/tls/i686/cmov/
>> libc-2.11.1.so
>> > >> b77cf000-b77d1000 r--p 00153000 08:01 8138       /lib/tls/i686/cmov/
>> libc-2.11.1.so
>> > >> b77d1000-b77d2000 rw-p 00155000 08:01 8138       /lib/tls/i686/cmov/
>> libc-2.11.1.so
>> > >> b77d2000-b77d5000 rw-p 00000000 00:00 0
>> > >> b77d5000-b77e8000 r-xp 00000000 08:01 8148       /lib/tls/i686/cmov/
>> libnsl-2.11.1.so
>> > >> b77e8000-b77e9000 r--p 00012000 08:01 8148       /lib/tls/i686/cmov/
>> libnsl-2.11.1.so
>> > >> b77e9000-b77ea000 rw-p 00013000 08:01 8148       /lib/tls/i686/cmov/
>> libnsl-2.11.1.so
>> > >> b77ea000-b77ed000 rw-p 00000000 00:00 0
>> > >> b77ed000-b7802000 r-xp 00000000 08:01 8157       /lib/tls/i686/cmov/
>> libpthread-2.11.1.so
>> > >> b7802000-b7803000 r--p 00014000 08:01 8157       /lib/tls/i686/cmov/
>> libpthread-2.11.1.so
>> > >> b7803000-b7804000 rw-p 00015000 08:01 8157       /lib/tls/i686/cmov/
>> libpthread-2.11.1.so
>> > >> b7804000-b7806000 rw-p 00000000 00:00 0
>> > >> b7806000-b7816000 r-xp 00000000 08:01 8158       /lib/tls/i686/cmov/
>> libresolv-2.11.1.so
>> > >> b7816000-b7817000 r--p 00010000 08:01 8158       /lib/tls/i686/cmov/
>> libresolv-2.11.1.so
>> > >> b7817000-b7818000 rw-p 00011000 08:01 8158       /lib/tls/i686/cmov/
>> libresolv-2.11.1.so
>> > >> b7818000-b781a000 rw-p 00000000 00:00 0
>> > >> b7821000-b7824000 rw-p 00000000 00:00 0
>> > >> b7824000-b7825000 r-xp 00000000 00:00 0          [vdso]
>> > >> b7825000-b7840000 r-xp 00000000 08:01 636        /lib/ld-2.11.1.so
>> > >> b7840000-b7841000 r--p 0001a000 08:01 636        /lib/ld-2.11.1.so
>> > >> b7841000-b7842000 rw-p 0001b000 08:01 636        /lib/ld-2.11.1.so
>> > >> bf86e000-bf883000 rw-p 00000000 00:00 0          [stack]
>> > >> sysmond: 13:24:23 about to abort and dump core (i think in /root)
>> > >>
>> > >> _______________________________________________
>> > >> Sysmon-help mailing list
>> > >> Sysmon-help at puck.nether.net
>> > >> https://puck.nether.net/mailman/listinfo/sysmon-help
>> > >
>> >
>> >
>>
>>
>
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