Re: BUG #17229: Segmentation Fault after upgrading to version 13

On Wed, Oct 13, 2021 at 3:55 PM, Tom Lane

<tgl@sss.pgh.pa.us> wrote:

PG Bug reporting form <noreply@postgresql.org> writes:

> Ever since we upgraded to PostgreSQL version 13 we are sporadically getting
> segmentation faults for the following process and all existing connections
> get killed and our streaming replication process goes down.

Hmm, can you get a stack trace from the crash?  See

https://wiki.postgresql.org/wiki/Generating_a_stack_trace_of_a_PostgreSQL_backend

            regards, tom lane