[17:13:31.509] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[17:13:31.703] dumping /tmp/cores/postgres-3-35730.core for /tmp/cirrus-ci-build/build/tmp_install/usr/local/pgsql/bin/postgres
[17:13:31.967] [New LWP 35730]
[17:13:31.967] 
[17:13:31.967] This GDB supports auto-downloading debuginfo from the following URLs:
[17:13:31.967]   <https://debuginfod.debian.net>
[17:13:31.967] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[17:13:31.967] Debuginfod has been disabled.
[17:13:31.967] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[17:13:32.099] [New LWP 34504]
[17:13:32.099] [Thread debugging using libthread_db enabled]
[17:13:32.099] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[17:13:32.099] Core was generated by `postgres: standby2: startup waiting for 000000010000000000000006              '.
[17:13:32.099] Program terminated with signal SIGQUIT, Quit.
[17:13:32.099] #0  0x00007f37b8eaeda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[17:13:32.134] [Current thread is 1 (LWP 35730)]
[17:13:32.142] 
[17:13:32.142] Thread 2 (Thread 0x7f37b9c87f00 (LWP 34504)):
[17:13:32.142] warning: Couldn't find general-purpose registers in core file.
[17:13:32.142] #0  <unavailable> in ?? ()
[17:13:32.142] PC unavailable, cannot determine locals.
[17:13:32.142] Backtrace stopped: not enough registers or memory available to unwind further
[17:13:32.142] 
[17:13:32.142] Thread 1 (LWP 35730):
[17:13:32.142] #0  0x00007f37b8eaeda4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[17:13:32.142] No symbol table info available.
[17:13:32.142] #1  0x00007f37b8e5b239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[17:13:32.142] No symbol table info available.
[17:13:32.142] #2  0x00007f37b8f16204 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[17:13:32.142] No symbol table info available.
[17:13:32.142] #3  0x00007f37b8f2885c in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[17:13:32.142] No symbol table info available.