[03:40:16.132] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[03:40:16.333] dumping /tmp/cores/postgres-3-28449.core for /tmp/cirrus-ci-build/build/tmp_install/usr/local/pgsql/bin/postgres
[03:40:16.572] [New LWP 28449]
[03:40:16.572] 
[03:40:16.572] This GDB supports auto-downloading debuginfo from the following URLs:
[03:40:16.572]   <https://debuginfod.debian.net>
[03:40:16.572] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[03:40:16.572] Debuginfod has been disabled.
[03:40:16.572] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[03:40:16.691] [New LWP 27425]
[03:40:16.691] [Thread debugging using libthread_db enabled]
[03:40:16.691] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[03:40:16.691] Core was generated by `postgres: standby: startup waiting for 000000010000000000000005               '.
[03:40:16.691] Program terminated with signal SIGQUIT, Quit.
[03:40:16.691] #0  0x00007f5b300aed24 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[03:40:16.724] [Current thread is 1 (LWP 28449)]
[03:40:16.732] 
[03:40:16.732] Thread 2 (Thread 0x7f5b2e01ff00 (LWP 27425)):
[03:40:16.732] warning: Couldn't find general-purpose registers in core file.
[03:40:16.732] #0  <unavailable> in ?? ()
[03:40:16.732] PC unavailable, cannot determine locals.
[03:40:16.732] Backtrace stopped: not enough registers or memory available to unwind further
[03:40:16.732] 
[03:40:16.732] Thread 1 (LWP 28449):
[03:40:16.732] #0  0x00007f5b300aed24 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[03:40:16.732] No symbol table info available.
[03:40:16.732] #1  0x00007f5b3005b239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[03:40:16.732] No symbol table info available.
[03:40:16.732] #2  0x00007f5b30116184 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[03:40:16.732] No symbol table info available.
[03:40:16.732] #3  0x00007f5b301287dc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[03:40:16.732] No symbol table info available.