[Xen-devel] Re: [Regression] Changeset #17532 breaks xenner

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Tue, 2008-07-15 at 18:28 +0200, Alexander Graf wrote:
> Hi,
> 
> while attempting to get xenner running, I realized that changeset #17532 
> (xemnstored: Fix xenstored abort when connection dropped.) actually 
> triggers the problem it is supposed to fix.

Well, it did fix the problem. I'm not saying it didn't introduce or
expose another one though ;-)

> To easily reproduce the issue, run xenstored with that patch applied and 
> start xenner. As soon as xenner quits (I usually killed it because my 
> guest hung), xenstored abort()ed on me.

I'm afraid I don't have a xenner setup. Please could you collect a
backtrace of the crash. Also perhaps it would be worth instrumenting up
the ref counting functions to log incr/decr to spot where the count goes
wrong.

> 
> The problem does not exist with xenstored from 3.2.1, did trigger with 
> current unstable though.
> 
> 
> Thank you for looking into this,
> 
> Alex


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