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Date:      Tue, 24 Jun 2003 12:20:58 -0700 (PDT)
From:      Julian Elischer <julian@elischer.org>
To:        Michael Edenfield <kutulu@kutulu.org>
Cc:        current@freebsd.org
Subject:   Re: Unkillable processes with libKSE
Message-ID:  <Pine.BSF.4.21.0306241219360.93424-100000@InterJet.elischer.org>
In-Reply-To: <20030624191656.GA30891@basement.kutulu.org>

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If it's duplicatable on recent systems I'll see it on my test system...

thanks..

On Tue, 24 Jun 2003, Michael Edenfield wrote:

> * Julian Elischer <julian@elischer.org> [030624 14:47]:
> 
> > > I had the same experience just running the KSE test application from 
> > > /usr/src/tools last night.  I ended up with three unkillable ksetest 
> > > applications and ultimately rebooted to get rid of them.  I was 
> > > planning to report it as soon as I finished reading my email :)
> > 
> > "Interesting"..
> > 
> > I'll check on my testd machine..
> > the test program responded to ^C as of a few days ago..
> 
> I just rebuilt my system to see if the problem had perhaps been 
> solved, but it's still doing it.  It doesn't cause any problems (the 
> process doesn't look like it's doing anything, just not going away) so 
> I am gonna just let the processes sit there.
> 
> root@basement:/usr/src/tools/KSE/ksetest# ./ksetest
> main() : 0x804c000
> eip -> 0x280c06b3
> uts() at : 0x8048e20
> uts stack at : 0x814d000 - 0x8155000
> main() : 0x804c400
> eip -> 0x280c06b3
> uts() at : 0x8048e20
> uts stack at : 0x8255000 - 0x825d000
> thread_start() : 0x804c800 804c800
> thread_start() : 0x826d000 826d000
> kse_create() -> 0
> +-kse_create() -> -1
> main() : 0x826d800
> eip -> 0x280c06b3
> uts() at : 0x8048e20
> uts stack at : 0x837e000 - 0x8386000
> main() : 0x826dc00
> eip -> 0x280c06b3
> uts() at : 0x8048e20
> uts stack at : 0x8486000 - 0x848e000
> thread_start() : 0x848e000 848e000
> thread_start() : 0x848e800 848e800
> thread_start() : 0x84af000 84af000
> kse_create() -> 0
> A*.kse_create() -> -1
> [...]
> *R*.S.*T*.^C^D^Z
> 
> (no response on this tty, so I close it).
> 
> On another tty I get this:
> 
> root@basement:/home/kutulu# ps x | grep ksetest
> 30947  p2  RL-    0:00.12 ./ksetest
> 30947  p2  RL-    0:00.12 ./ksetest
> 30947  p2  TL-    0:00.12 ./ksetest
> root@basement:/home/kutulu# kill -KILL 30947
> root@basement:/home/kutulu# ps x | grep ksetest
> 30947  p2  RL-    0:00.12 ./ksetest
> 30947  p2  RL-    0:00.12 ./ksetest
> 30947  p2  TL-    0:00.12 ./ksetest
> root@basement:/home/kutulu# top
> 
> [...]
> 30947 root      76    0  5760K   628K WAIT     0:00  0.00%  0.00% ksetest
> 30947 root       8    0  5760K   628K RUN      0:00  0.00%  0.00% ksetest
> 30947 root       8    0  5760K   628K RUN      0:00  0.00%  0.00% ksetest
> [...]
> 
> I don't have DDB in this kernel at the moment (it's remote and I
> prefer the crash dumps) but I can put it in and try again if there's 
> something you can use from it.
> 
> --Mike
> 



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