Zombies!

[Richard W.M. Jones]

On Wed, Aug 31, 2011 at 02:21:19PM +0200, Lennart Poettering wrote:
> On Wed, 31.08.11 12:43, Kalev Lember (kalevlember at gmail.com) wrote:
> 
> > 
> > On 08/31/2011 12:20 PM, Richard W.M. Jones wrote:
> > > Attached is the output of 'ps afx' on my Fedora 16(-ish) laptop.
> > > Scroll down to the bottom and the subject line of this email will make
> > > more sense.
> > > 
> > > I can't find anything in Bugzilla about this, and I'm not sure even
> > > what component to assign this to.  (Although I'll probably try
> > > rebooting the machine first and seeing if the problem happens again)
> > > 
> > > kernel-3.0.0-1.fc16.x86_64
> > > systemd-33-1.fc16.x86_64
> > > glibc-2.14.90-1.x86_64
> > > glibc-2.14.90-1.i686
> > > glibc-2.14.90-4.x86_64
> > > 
> > > Nothing unusual in dmesg.
> > 
> > It's the job of PID 1 to reap zombies without a parent. My guess would
> > be that systemd is in a frozen state and not doing that.
> > 
> > Could it be https://bugzilla.redhat.com/show_bug.cgi?id=732020 that's
> > causing systemd to abort?
> 
> That would be my guess too.
> 
> Richard, please upgrade to systemd 34-1!

After a reboot it so far hasn't happened (systemd 33-1 from F16).

I would suspect the kernel 3.0.0-1 was to blame, since that had a
known bug with locking (RHBZ#722472).

I'll see how it goes anyway, and investigate more if it happens again.

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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