Jarno Rajahalme <ja...@ovn.org> writes:

> Btw. I don’t see this problem triggered by the testsuite even if I set the 
> ‘ofproto->backer' pointer
> to NULL right after the free() call. Do you see this happening on an 
> unmodified OVS 2.5? If so,
> could you send the steps to reproduce. Just need to know if this is a 
> potential crashing bug in OVS
> 2.5(.1) that needs to be fixed, or if this is something that affects your 
> development.

We don't actually see a crash, but an AddressSanitizer citation.  As I'm
now trying to reproduce on vanilla branch-2.5, I actually can't either
(using the NULL trick).  All the rule_delete calls end up being
scheduled before the backer close.  In our code, they come later.

Let me look into it some more.

Thanks,
Petr
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