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From: Vladimir Grebenschikov <vova@sw.ru>
To: David Xu <davidxu@freebsd.org>
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Organization: SWsoft
Date: Wed, 27 Oct 2004 16:35:51 +0400
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cc: "current@freebsd.org" <current@freebsd.org>
Subject: Re: Unkillable process
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=F7 =D3=D2, 27/10/2004 =D7 20:28 +0800, David Xu =D0=C9=DB=C5=D4:
> Can you tell me which revision of sys/kern/kern_exit.c you are using ?

% cvs status sys/kern/kern_exit.c
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
File: kern_exit.c       Status: Needs Patch

   Working revision:    1.250   Thu Oct 21 09:04:25 2004
   Repository revision: 1.251   /ext/ncvs/src/sys/kern/kern_exit.c,v
   Sticky Tag:          (none)
   Sticky Date:         (none)
   Sticky Options:      (none)
%


> Vladimir Grebenschikov wrote:
>=20
> >Hi
> >
> >FreeBSD -CURRENT
> >
> >After gdb crash on httpd process, process still present, and listen
> >sockets but it is in T state and can't be killed.
> >
> ># ps alxx | fgrep htt
> >    0 56647     1   0  76  0  5044 2720 -      T     p9-
> >0:00.14 /usr/local/sbin/httpd -X
> ># kill -CONT 56647
> ># ps alxx | fgrep htt
> >    0 56647     1   0  76  0  5044 2720 -      T     p9-
> >0:00.14 /usr/local/sbin/httpd -X
> ># kill -9 56647
> ># ps alxx | fgrep htt
> >    0 56647     1   0  76  0  5044 2720 -      T     p9-
> >0:00.14 /usr/local/sbin/httpd -X
> ># procctl 56647
> ># kill -9 56647
> ># ps alxx | fgrep htt
> >    0 56647     1   0  76  0  5044 2720 -      T     p9-
> >0:00.14 /usr/local/sbin/httpd -X
> ># mount /proc
> ># cat /proc/56647/status=20
> >httpd 56647 1 56647 0 5,9 noflags 1098869811,34135 0,119132 0,21623
> >nochan 0 0 0,0,0,2,3,4,5,20 -
> >#=20
> >
> >How to deal with such processes (except reboot ?)
> >
> > =20
> >
--=20
Vladimir B. Grebenschikov
SWsoft Inc. vova@sw-soft.com