[03:45:30.083] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[03:45:30.276] dumping /tmp/cores/postgres-6-36392.core for /tmp/cirrus-ci-build/tmp_install/usr/local/pgsql/bin/postgres
[03:45:30.527] [New LWP 36392]
[03:45:30.530] 
[03:45:30.530] This GDB supports auto-downloading debuginfo from the following URLs:
[03:45:30.530]   <https://debuginfod.debian.net>
[03:45:30.530] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[03:45:30.530] Debuginfod has been disabled.
[03:45:30.530] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[03:45:30.633] [Thread debugging using libthread_db enabled]
[03:45:30.633] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[03:45:30.633] Core was generated by `postgres: postgres isolation_regression [local] COMMIT                        '.
[03:45:30.633] Program terminated with signal SIGABRT, Aborted.
[03:45:30.633] #0  0x00007f5c00cabebc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[03:45:30.692] 
[03:45:30.692] Thread 1 (Thread 0x7f5c0132e240 (LWP 36392)):
[03:45:30.692] #0  0x00007f5c00cabebc in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[03:45:30.692] No symbol table info available.
[03:45:30.692] #1  0x00007f5c00c5cfb2 in raise () from /lib/x86_64-linux-gnu/libc.so.6
[03:45:30.692] No symbol table info available.
[03:45:30.692] #2  0x00007f5c00c47472 in abort () from /lib/x86_64-linux-gnu/libc.so.6
[03:45:30.692] No symbol table info available.
[03:45:30.692] #3  0x000055efe3d1a8be in ExceptionalCondition (conditionName=conditionName@entry=0x55efe40d2de0 "TransactionIdIsValid(proc->xid)", fileName=fileName@entry=0x55efe40d2860 "procarray.c", lineNumber=lineNumber@entry=677) at assert.c:66
[03:45:30.692] No locals.
[03:45:30.692] #4  0x000055efe399a399 in ProcArrayEndTransaction (proc=0x7f5bfca09cc0, latestXid=751) at procarray.c:677
[03:45:30.692] No locals.
[03:45:30.692] #5  0x000055efe31bdb74 in AbortTransaction () at xact.c:2946
[03:45:30.692]         s = 0x55efe46a56a0 <TopTransactionStateData>
[03:45:30.692]         latestXid = <optimized out>
[03:45:30.692]         is_parallel_worker = false
[03:45:30.692]         __func__ = "AbortTransaction"
[03:45:30.692] #6  0x000055efe31bf4c6 in AbortCurrentTransactionInternal () at xact.c:3531
[03:45:30.692]         s = 0x55efe46a56a0 <TopTransactionStateData>
[03:45:30.692] #7  0x000055efe31bf605 in AbortCurrentTransaction () at xact.c:3449
[03:45:30.692] No locals.
[03:45:30.692] #8  0x000055efe3a05931 in PostgresMain (dbname=dbname@entry=0x62900001b3a8 "isolation_regression", username=username@entry=0x62900001b388 "postgres") at postgres.c:4406
[03:45:30.692]         local_sigjmp_buf = <optimized out>
[03:45:30.692]         send_ready_for_query = <optimized out>
[03:45:30.692]         idle_in_transaction_timeout_enabled = <optimized out>
[03:45:30.692]         idle_session_timeout_enabled = <optimized out>
[03:45:30.692]         __func__ = "PostgresMain"
[03:45:30.692] #9  0x000055efe39f86f5 in BackendMain (startup_data=startup_data@entry=0x7ffd20e38f90 "", startup_data_len=startup_data_len@entry=4) at backend_startup.c:107
[03:45:30.692]         bsdata = 0x7ffd20e38f90
[03:45:30.692] #10 0x000055efe3856c4c in postmaster_child_launch (child_type=<optimized out>, child_slot=3, startup_data=startup_data@entry=0x7ffd20e38f90 "", startup_data_len=startup_data_len@entry=4, client_sock=client_sock@entry=0x7ffd20e39020) at launch_backend.c:274
[03:45:30.692]         pid = <optimized out>
[03:45:30.692] #11 0x000055efe385ca88 in BackendStartup (client_sock=client_sock@entry=0x7ffd20e39020) at postmaster.c:3466
[03:45:30.692]         bn = 0x627000000198
[03:45:30.692]         pid = <optimized out>
[03:45:30.692]         startup_data = <optimized out>
[03:45:30.692]         cac = <optimized out>
[03:45:30.692]         __func__ = "BackendStartup"
[03:45:30.692] #12 0x000055efe385f5ea in ServerLoop () at postmaster.c:1679
[03:45:30.692]         s = <optimized out>
[03:45:30.692]         i = 0
[03:45:30.692]         now = <optimized out>
[03:45:30.692]         last_lockfile_recheck_time = 1736653157
[03:45:30.692]         last_touch_time = 1736653157
[03:45:30.692]         events = <optimized out>
[03:45:30.692]         nevents = 1
[03:45:30.692]         __func__ = "ServerLoop"
[03:45:30.692] #13 0x000055efe386172f in PostmasterMain (argc=argc@entry=8, argv=argv@entry=0x6070000003a0) at postmaster.c:1377
[03:45:30.692]         opt = <optimized out>
[03:45:30.692]         status = <optimized out>
[03:45:30.692]         userDoption = <optimized out>
[03:45:30.692]         listen_addr_saved = false
[03:45:30.692]         output_config_variable = <optimized out>
[03:45:30.692]         __func__ = "PostmasterMain"
[03:45:30.692] #14 0x000055efe36062fa in main (argc=8, argv=0x6070000003a0) at main.c:230
[03:45:30.692]         do_check_root = <optimized out>
[03:45:30.692]         dispatch_option = <optimized out>