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Message-ID:	<d6be6754-4fad-cd5f-43f9-f4b660be86a0@dronecode.org.uk>
Date:	Sun, 14 Aug 2022 20:00:58 +0100
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Subject:	Re: setup 2.920 release candidate - please test
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On 14/08/2022 17:47, Achim Gratz wrote:
> Christian Franke writes:
>> This version aborts if "Sync" setting is reverted to "Best".
> 
> If the abort goes away when building setup with the previous version of
> libsolv then you might have found an easier reproducer for a bug I'm
> chasing…  Running it in gdb should get you a SIGSEGV in
> solver_addduprules in this case.

After some staring at this crash and the code involved, I think the 
attached is the fix for this.

I think this crash would only occur if the solver was used with at least 
one package marked for distupgrade, then reused without any.
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