| From: | Andres Freund <andres(at)anarazel(dot)de> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Heath Lord <heath(dot)lord(at)crunchydata(dot)com>, pgsql-bugs(at)lists(dot)postgresql(dot)org |
| Subject: | Re: REL_13_STABLE Windows 10 Regression Failures |
| Date: | 2020-11-11 01:32:09 |
| Message-ID: | 20201111013209.ofirlzauhexoe4uj@alap3.anarazel.de |
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| Lists: | pgsql-bugs |
High,
On 2020-11-09 12:18:34 -0500, Tom Lane wrote:
> Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> writes:
> > Hmm, line 202 is the ereport in this test:
>
> > if (!IsA(expr, ColumnRef))
> > ereport(ERROR,
> > (errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
> > errmsg("only simple column references are allowed in CREATE STATISTICS")));
>
> > Not sure why that gives rise to the upper parts of the stack there.
>
> Yeah, it seems like the error-recovery longjmp has suddenly broken;
> but why here? There's nothing unusual about this specific error case.
Perhaps PG_exception_stack got corrupted somehow? An oversized write to
a neighboring var?
Not sure if that works on mingw, but building with address sanitizer /
asan might be informative.
Greetings,
Andres Freund
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