[HACKERS] Re: [COMMITTERS] pgsql: Perform only one ReadControlFile() duringstartup.

Hi,

On 2017-09-16 10:32:29 -0400, Tom Lane wrote:
> It's dying at "pfree(localControlFile)".  localControlFile seems to
> be pointing at a region of memory that's entirely zeroes; certainly
> the data that it just moved into shared memory is all zeroes.
> It looks like someone didn't think hard enough about when to reset
> ControlFile to null.

Yep. Just adding a LocalProcessControlFile() reset_shared() works after
removing the assert from LocalProcessControlFile().  That's not what I'm
proposing, just confirming that that's the issue.

Looking into it.

Greetings,

Andres Freund


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