| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Victor Wagner <vitus(at)wagner(dot)pp(dot)ru> |
| Cc: | Justin Pryzby <pryzby(at)telsasoft(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: make check crashes on POWER8 machine |
| Date: | 2020-03-14 13:19:41 |
| Message-ID: | 25997.1584191981@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Victor Wagner <vitus(at)wagner(dot)pp(dot)ru> writes:
> Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> пишет:
>> Read the whole thread. We fixed the issue with recursion in the
>> postmaster (9abb2bfc0); but the intermittent failure in
>> infinite_recurse is exactly the same as what we've been seeing for a
>> long time in the buildfarm, and there is zero doubt that it's that
>> kernel bug.
> I've tried to cherry-pick commit 9abb2bfc8 into REL_12_STABLE and rerun
> make check in loop. Oops, on 543 run it segfaults with same symptoms
> as before.
Unsurprising, because it's a kernel bug. Maybe you could try
cherry-picking the patch proposed at kernel.org (see other thread).
regards, tom lane
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