[13:05:46.425] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[13:05:46.625] dumping /tmp/cores/postgres-3-28511.core for /tmp/cirrus-ci-build/build/tmp_install/usr/local/pgsql/bin/postgres
[13:05:46.882] [New LWP 28511]
[13:05:46.882] 
[13:05:46.882] This GDB supports auto-downloading debuginfo from the following URLs:
[13:05:46.882]   <https://debuginfod.debian.net>
[13:05:46.882] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[13:05:46.882] Debuginfod has been disabled.
[13:05:46.882] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[13:05:47.005] [New LWP 28466]
[13:05:47.005] [Thread debugging using libthread_db enabled]
[13:05:47.005] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[13:05:47.005] Core was generated by `postgres: standby2: startup waiting for 000000010000000000000003              '.
[13:05:47.005] Program terminated with signal SIGQUIT, Quit.
[13:05:47.005] #0  0x00007f52904aeda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[13:05:47.038] [Current thread is 1 (LWP 28511)]
[13:05:47.045] 
[13:05:47.045] Thread 2 (Thread 0x7f528e420f00 (LWP 28466)):
[13:05:47.045] warning: Couldn't find general-purpose registers in core file.
[13:05:47.045] #0  <unavailable> in ?? ()
[13:05:47.045] PC unavailable, cannot determine locals.
[13:05:47.045] Backtrace stopped: not enough registers or memory available to unwind further
[13:05:47.045] 
[13:05:47.045] Thread 1 (LWP 28511):
[13:05:47.045] #0  0x00007f52904aeda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[13:05:47.045] No symbol table info available.
[13:05:47.045] #1  0x00007f529045b239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[13:05:47.045] No symbol table info available.
[13:05:47.045] #2  0x00007f5290516204 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[13:05:47.045] No symbol table info available.
[13:05:47.045] #3  0x00007f529052885c in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[13:05:47.045] No symbol table info available.