[19:50:09.461] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[19:50:09.652] dumping /tmp/cores/postgres-3-29853.core for /tmp/cirrus-ci-build/build/tmp_install/usr/local/pgsql/bin/postgres
[19:50:09.909] [New LWP 29853]
[19:50:09.909] 
[19:50:09.909] This GDB supports auto-downloading debuginfo from the following URLs:
[19:50:09.909]   <https://debuginfod.debian.net>
[19:50:09.909] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[19:50:09.909] Debuginfod has been disabled.
[19:50:09.909] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[19:50:10.029] [New LWP 29804]
[19:50:10.029] [Thread debugging using libthread_db enabled]
[19:50:10.029] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[19:50:10.029] Core was generated by `postgres: standby2: startup waiting for 000000010000000000000003              '.
[19:50:10.029] Program terminated with signal SIGQUIT, Quit.
[19:50:10.029] #0  0x00007f27ee0aedd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[19:50:10.062] [Current thread is 1 (LWP 29853)]
[19:50:10.069] 
[19:50:10.069] Thread 2 (Thread 0x7f27ebe20a80 (LWP 29804)):
[19:50:10.069] warning: Couldn't find general-purpose registers in core file.
[19:50:10.069] #0  <unavailable> in ?? ()
[19:50:10.069] PC unavailable, cannot determine locals.
[19:50:10.069] Backtrace stopped: not enough registers or memory available to unwind further
[19:50:10.069] 
[19:50:10.069] Thread 1 (LWP 29853):
[19:50:10.069] #0  0x00007f27ee0aedd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[19:50:10.069] No symbol table info available.
[19:50:10.069] #1  0x00007f27ee05b239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[19:50:10.069] No symbol table info available.
[19:50:10.069] #2  0x00007f27ee116244 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[19:50:10.069] No symbol table info available.
[19:50:10.069] #3  0x00007f27ee12889c in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[19:50:10.069] No symbol table info available.