[11:58:46.116] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[11:58:46.320] dumping /tmp/cores/postgres-3-33351.core for /tmp/cirrus-ci-build/build/tmp_install/usr/local/pgsql/bin/postgres
[11:58:46.604] [New LWP 33351]
[11:58:46.604] 
[11:58:46.604] This GDB supports auto-downloading debuginfo from the following URLs:
[11:58:46.604]   <https://debuginfod.debian.net>
[11:58:46.604] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[11:58:46.604] Debuginfod has been disabled.
[11:58:46.604] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[11:58:46.729] [New LWP 31027]
[11:58:46.729] [Thread debugging using libthread_db enabled]
[11:58:46.729] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[11:58:46.729] Core was generated by `postgres: standby2: startup waiting for 000000010000000000000006              '.
[11:58:46.729] Program terminated with signal SIGQUIT, Quit.
[11:58:46.729] #0  0x00007f4b0b2addd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[11:58:46.763] [Current thread is 1 (LWP 33351)]
[11:58:46.770] 
[11:58:46.770] Thread 2 (Thread 0x7f4b0b1d3a80 (LWP 31027)):
[11:58:46.770] warning: Couldn't find general-purpose registers in core file.
[11:58:46.770] #0  <unavailable> in ?? ()
[11:58:46.770] PC unavailable, cannot determine locals.
[11:58:46.770] Backtrace stopped: not enough registers or memory available to unwind further
[11:58:46.770] 
[11:58:46.770] Thread 1 (LWP 33351):
[11:58:46.770] #0  0x00007f4b0b2addd4 in pthread_sigmask () from /lib/x86_64-linux-gnu/libc.so.6
[11:58:46.770] No symbol table info available.
[11:58:46.770] #1  0x00007f4b0b25a239 in sigprocmask () from /lib/x86_64-linux-gnu/libc.so.6
[11:58:46.770] No symbol table info available.
[11:58:46.770] #2  0x00007f4b0b315284 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[11:58:46.770] No symbol table info available.
[11:58:46.770] #3  0x00007f4b0b3278dc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[11:58:46.770] No symbol table info available.