[10:00:04.555] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[10:00:04.763] dumping /tmp/cores/postgres-3-38822.core for /tmp/cirrus-ci-build/build/tmp_install/usr/local/pgsql/bin/postgres
[10:00:05.014] [New LWP 38822]
[10:00:05.014] 
[10:00:05.014] This GDB supports auto-downloading debuginfo from the following URLs:
[10:00:05.014]   <https://debuginfod.debian.net>
[10:00:05.014] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[10:00:05.014] Debuginfod has been disabled.
[10:00:05.014] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[10:00:05.141] [New LWP 38169]
[10:00:05.141] [Thread debugging using libthread_db enabled]
[10:00:05.141] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[10:00:05.141] Core was generated by `postgres: cascading_standby: startup recovering 000000020000000000000006      '.
[10:00:05.141] Program terminated with signal SIGQUIT, Quit.
[10:00:05.141] #0  0x00007f9c9f2aeda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[10:00:05.178] [Current thread is 1 (LWP 38822)]
[10:00:05.185] 
[10:00:05.185] Thread 2 (Thread 0x7f9c9efd6f00 (LWP 38169)):
[10:00:05.185] warning: Couldn't find general-purpose registers in core file.
[10:00:05.185] #0  <unavailable> in ?? ()
[10:00:05.185] PC unavailable, cannot determine locals.
[10:00:05.185] Backtrace stopped: not enough registers or memory available to unwind further
[10:00:05.185] 
[10:00:05.185] Thread 1 (LWP 38822):
[10:00:05.185] #0  0x00007f9c9f2aeda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[10:00:05.185] No symbol table info available.
[10:00:05.185] #1  0x00007f9c9f25b239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[10:00:05.185] No symbol table info available.
[10:00:05.185] #2  0x00007f9c9f316204 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[10:00:05.185] No symbol table info available.
[10:00:05.185] #3  0x00007f9c9f32885c in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[10:00:05.185] No symbol table info available.