Re: BIND 9.18.48 Crash upon Serve Stale Enabling, with general: critical: exiting (due to assertion failure) and Recursion Loop Detected

Ondřej Surý <[email protected]> Sun, 3 May 2026 12:06:17 +0200
Newsgroups gmane.network.dns.bind.user
Message-ID <[email protected]>
> On 3. 5. 2026, at 11:58, Ibrahim Almahfooz <[email protected]> wrote:
> 
> Is the "recursion loop detected" message in the logs considered normal when stale serve is enabled? or is it happening due to misconfiguration?

All these domains are completely broken (each in a different way), so ... yes.

> We tried 9.18.48 (latest of 9.18.x) also crashed with the same error within a couple of minutes. We will perform another upgrade to version 9.20.22 and see what happens.

If you can reliably reproduce this, please fill https://gitlab.isc.org/isc-projects/bind9/-/issues/new?issuable_template=Security_issue and make sure you follow the template.

Ondrej
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Ondřej Surý (He/Him)
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