[03:28:50.756] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[03:28:50.982] dumping /tmp/cores/postgres-3-39054.core for /tmp/cirrus-ci-build/build/tmp_install/usr/local/pgsql/bin/postgres
[03:28:51.286] [New LWP 39054]
[03:28:51.286] 
[03:28:51.286] This GDB supports auto-downloading debuginfo from the following URLs:
[03:28:51.286]   <https://debuginfod.debian.net>
[03:28:51.286] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[03:28:51.286] Debuginfod has been disabled.
[03:28:51.286] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[03:28:51.419] [New LWP 37692]
[03:28:51.419] [Thread debugging using libthread_db enabled]
[03:28:51.419] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[03:28:51.419] Core was generated by `postgres: standby2: startup waiting for 000000010000000000000006              '.
[03:28:51.419] Program terminated with signal SIGQUIT, Quit.
[03:28:51.419] #0  0x00007fbcf22aeda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[03:28:51.461] [Current thread is 1 (LWP 39054)]
[03:28:51.469] 
[03:28:51.469] Thread 2 (Thread 0x7fbcf2a32f00 (LWP 37692)):
[03:28:51.469] warning: Couldn't find general-purpose registers in core file.
[03:28:51.469] #0  <unavailable> in ?? ()
[03:28:51.469] PC unavailable, cannot determine locals.
[03:28:51.469] Backtrace stopped: not enough registers or memory available to unwind further
[03:28:51.469] 
[03:28:51.469] Thread 1 (LWP 39054):
[03:28:51.469] #0  0x00007fbcf22aeda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[03:28:51.469] No symbol table info available.
[03:28:51.469] #1  0x00007fbcf225b239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[03:28:51.469] No symbol table info available.
[03:28:51.469] #2  0x00007fbcf2316204 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[03:28:51.469] No symbol table info available.
[03:28:51.469] #3  0x00007fbcf232885c in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[03:28:51.469] No symbol table info available.