Re: BUG #10533: 9.4 beta1 assertion failure in autovacuum process

Keith Fiske wrote:
> Not sure if this is the same issue originally reported, but the description
> sounded the same. I can get this to happen pretty reliably in 9.4beta1 with
> the pgtap test suite for one of my extensions -

Uh, this is a completely different problem.  We discussed long ago that
those pallocs in relpath() were going to cause a problem:

> #2  0x000000000079ea87 in ExceptionalCondition (conditionName=conditionName@entry=0x9554b0 "!(CritSectionCount == 0
||(CurrentMemoryContext) == ErrorContext || (MyAuxProcType == CheckpointerProcess))",
errorType=errorType@entry=0x7d94b0"FailedAssertion", fileName=fileName@entry=0x95514e "mcxt.c",
lineNumber=lineNumber@entry=670)at assert.c:54 
> #3  0x00000000007c15e0 in palloc (size=128) at mcxt.c:670
> #4  0x00000000007d8923 in psprintf (fmt=0x975589 "base/%u/%u") at psprintf.c:60
> #5  0x00000000006b4c17 in mdopen (behavior=EXTENSION_FAIL, forknum=MAIN_FORKNUM, reln=0x1107360) at md.c:562

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Álvaro Herrera                http://www.2ndQuadrant.com/
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