[04:21:20.800] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[04:21:20.999] dumping /tmp/cores/postgres-6-61950.core for /tmp/cirrus-ci-build/tmp_install/usr/local/pgsql/bin/postgres
[04:21:21.240] [New LWP 61950]
[04:21:21.242] 
[04:21:21.242] This GDB supports auto-downloading debuginfo from the following URLs:
[04:21:21.242]   <https://debuginfod.debian.net>
[04:21:21.242] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[04:21:21.242] Debuginfod has been disabled.
[04:21:21.242] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[04:21:21.339] [Thread debugging using libthread_db enabled]
[04:21:21.339] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[04:21:21.339] Core was generated by `postgres: checkpointer performing shutdown checkpoint                         '.
[04:21:21.339] Program terminated with signal SIGABRT, Aborted.
[04:21:21.339] #0  0x00007fbe882abeec in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[04:21:21.389] 
[04:21:21.389] Thread 1 (Thread 0x7fbe8802bac0 (LWP 61950)):
[04:21:21.389] #0  0x00007fbe882abeec in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[04:21:21.389] No symbol table info available.
[04:21:21.389] #1  0x00007fbe8825cfb2 in raise () from /lib/x86_64-linux-gnu/libc.so.6
[04:21:21.389] No symbol table info available.
[04:21:21.389] #2  0x00007fbe88247472 in abort () from /lib/x86_64-linux-gnu/libc.so.6
[04:21:21.389] No symbol table info available.
[04:21:21.389] #3  0x0000558c76de744b in ExceptionalCondition (conditionName=conditionName@entry=0x558c7718d920 "ReplicationSlotCtl != NULL", fileName=fileName@entry=0x558c7718c080 "slot.c", lineNumber=lineNumber@entry=1195) at assert.c:66
[04:21:21.389] No locals.
[04:21:21.389] #4  0x0000558c769a1ee7 in ReplicationSlotsComputeRequiredLSN () at slot.c:1195
[04:21:21.389]         i = <optimized out>
[04:21:21.389]         min_required = 0
[04:21:21.389]         __func__ = "ReplicationSlotsComputeRequiredLSN"
[04:21:21.389] #5  0x0000558c769a4ed5 in CheckPointReplicationSlots (is_shutdown=is_shutdown@entry=true) at slot.c:2181
[04:21:21.389]         i = 0
[04:21:21.389]         __func__ = "CheckPointReplicationSlots"
[04:21:21.389] #6  0x0000558c7623ea4b in CheckPointGuts (checkPointRedo=24734656, flags=flags@entry=5) at xlog.c:7705
[04:21:21.389] No locals.
[04:21:21.389] #7  0x0000558c7624bfb9 in CreateCheckPoint (flags=flags@entry=5) at xlog.c:7367
[04:21:21.389]         shutdown = true
[04:21:21.389]         checkPoint = <optimized out>
[04:21:21.389]         recptr = <optimized out>
[04:21:21.389]         _logSegNo = <optimized out>
[04:21:21.389]         Insert = <optimized out>
[04:21:21.389]         freespace = <optimized out>
[04:21:21.389]         PriorRedoPtr = <optimized out>
[04:21:21.389]         last_important_lsn = <optimized out>
[04:21:21.389]         vxids = 0x625000028200
[04:21:21.389]         nvxids = <optimized out>
[04:21:21.389]         oldXLogAllowed = 0
[04:21:21.389]         __func__ = "CreateCheckPoint"
[04:21:21.389] #8  0x0000558c7624cd5b in ShutdownXLOG (code=code@entry=0, arg=arg@entry=0) at xlog.c:6829
[04:21:21.389]         __func__ = "ShutdownXLOG"
[04:21:21.389] #9  0x0000558c768f7c32 in CheckpointerMain (startup_data=<optimized out>, startup_data_len=<optimized out>) at checkpointer.c:599
[04:21:21.389]         local_sigjmp_buf = <optimized out>
[04:21:21.389]         checkpointer_context = 0x625000028100
[04:21:21.389]         __func__ = "CheckpointerMain"
[04:21:21.389] #10 0x0000558c768f861f in postmaster_child_launch (child_type=child_type@entry=B_CHECKPOINTER, child_slot=229, startup_data=startup_data@entry=0x0, startup_data_len=startup_data_len@entry=0, client_sock=client_sock@entry=0x0) at launch_backend.c:290
[04:21:21.389]         pid = <optimized out>
[04:21:21.389] #11 0x0000558c768feac8 in StartChildProcess (type=type@entry=B_CHECKPOINTER) at postmaster.c:3973
[04:21:21.389]         pmchild = 0x627000002bf8
[04:21:21.389]         pid = <optimized out>
[04:21:21.389]         __func__ = "StartChildProcess"
[04:21:21.389] #12 0x0000558c76903a0c in PostmasterMain (argc=argc@entry=22, argv=argv@entry=0x610000000040) at postmaster.c:1386
[04:21:21.389]         opt = <optimized out>
[04:21:21.389]         status = <optimized out>
[04:21:21.389]         userDoption = <optimized out>
[04:21:21.389]         listen_addr_saved = false
[04:21:21.389]         output_config_variable = <optimized out>
[04:21:21.389]         __func__ = "PostmasterMain"
[04:21:21.389] #13 0x0000558c76695e8b in main (argc=22, argv=0x610000000040) at main.c:227
[04:21:21.389]         do_check_root = <optimized out>
[04:21:21.389]         dispatch_option = <optimized out>