[02:12:48.126] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[02:12:48.331] dumping /tmp/cores/postgres-3-20686.core for /tmp/cirrus-ci-build/build/tmp_install/usr/local/pgsql/bin/postgres
[02:12:48.584] [New LWP 20686]
[02:12:48.584] 
[02:12:48.584] This GDB supports auto-downloading debuginfo from the following URLs:
[02:12:48.584]   <https://debuginfod.debian.net>
[02:12:48.584] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[02:12:48.584] Debuginfod has been disabled.
[02:12:48.584] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[02:12:48.701] [New LWP 20619]
[02:12:48.701] [Thread debugging using libthread_db enabled]
[02:12:48.701] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[02:12:48.701] Core was generated by `postgres: standby2: startup waiting for 000000010000000000000003              '.
[02:12:48.701] Program terminated with signal SIGQUIT, Quit.
[02:12:48.701] #0  0x00007fe6dacaed14 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[02:12:48.735] [Current thread is 1 (LWP 20686)]
[02:12:48.742] 
[02:12:48.742] Thread 2 (Thread 0x7fe6dabd3f00 (LWP 20619)):
[02:12:48.742] warning: Couldn't find general-purpose registers in core file.
[02:12:48.742] #0  <unavailable> in ?? ()
[02:12:48.742] PC unavailable, cannot determine locals.
[02:12:48.742] Backtrace stopped: not enough registers or memory available to unwind further
[02:12:48.742] 
[02:12:48.742] Thread 1 (LWP 20686):
[02:12:48.742] #0  0x00007fe6dacaed14 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[02:12:48.742] No symbol table info available.
[02:12:48.742] #1  0x00007fe6dac5b239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[02:12:48.742] No symbol table info available.
[02:12:48.742] #2  0x00007fe6dad16184 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[02:12:48.742] No symbol table info available.
[02:12:48.742] #3  0x00007fe6dad287dc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[02:12:48.742] No symbol table info available.