[2025/08/21 13:39:15.368] #0  0x0000ffffb86bf9b4 in __pthread_kill_implementation () from /lib64/libc.so.6
[2025/08/21 13:39:15.374] #1  0x0000ffffb86763a0 [PAC] in raise () from /lib64/libc.so.6
[2025/08/21 13:39:15.374] #2  0x0000ffffb8662264 [PAC] in abort () from /lib64/libc.so.6
[2025/08/21 13:39:15.381] #3  0x0000ffffb884a1f4 [PAC] in __wt_abort (session=session@entry=0x71acffe9d888) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/os_common/os_abort.c:31
[2025/08/21 13:39:15.392] #4  0x0000ffffb89c61e0 in __rec_hs_cursor_pos (session=session@entry=0x71acffe9d888, hs_cursor=hs_cursor@entry=0x71acf104cc80, ts=1435995, upd_tw=upd_tw@entry=0xffffaeb0c820, non_ts_updates=non_ts_updates@entry=0xffffaeb0c2a3, key=0x71ace19d8440, btree_id=<optimized out>) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/reconcile/rec_hs.c:347
[2025/08/21 13:39:15.392] #5  0x0000ffffb89c6358 in __rec_hs_insert_record (session=session@entry=0x71acffe9d888, cursor=0x71acf104cc80, btree=btree@entry=0x71acffffb8c0, key=0x71ace19d8440, type=type@entry=3 '\003', hs_value=0x71acd5740800, tw=tw@entry=0xffffaeb0c820, error_on_ts_ordering=<optimized out>, error_on_ts_ordering@entry=false) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/reconcile/rec_hs.c:514
[2025/08/21 13:39:15.392] #6  0x0000ffffb89c732c in __wti_rec_hs_insert_updates (session=session@entry=0x71acffe9d888, r=r@entry=0x71acd6f78b00, multi=multi@entry=0x71ace3b25680) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/reconcile/rec_hs.c:1111
[2025/08/21 13:39:15.392] #7  0x0000ffffb89bc858 in __rec_hs_wrapup (session=0x71acffe9d888, r=0x71acd6f78b00) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/reconcile/rec_write.c:3526
[2025/08/21 13:39:15.400] #8  __rec_write_wrapup (session=session@entry=0x71acffe9d888, r=r@entry=0x71acd6f78b00) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/reconcile/rec_write.c:3198
[2025/08/21 13:39:15.407] #9  0x0000ffffb89bda28 in __reconcile (session=0x71acffe9d888, ref=0x71acfe3df6c0, salvage=0x0, flags=5282, page_lockedp=0xffffaeb0d61f) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/reconcile/rec_write.c:363
[2025/08/21 13:39:15.407] #10 __wt_reconcile (session=session@entry=0x71acffe9d888, ref=ref@entry=0x71acfe3df6c0, salvage=salvage@entry=0x0, flags=5282) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/reconcile/rec_write.c:124
[2025/08/21 13:39:15.407] #11 0x0000ffffb895c934 in __evict_reconcile (session=0x71acffe9d888, ref=0x71acfe3df6c0, evict_flags=4) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/evict/evict_page.c:1047
[2025/08/21 13:39:15.422] #12 __wt_evict (session=session@entry=0x71acffe9d888, ref=ref@entry=0x71acfe3df6c0, previous_state=previous_state@entry=3 '\003', flags=4) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/evict/evict_page.c:236
[2025/08/21 13:39:15.432] #13 0x0000ffffb889ad38 in __wt_page_release_evict (session=session@entry=0x71acffe9d888, ref=ref@entry=0x71acfe3df6c0, flags=flags@entry=0) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/btree/bt_read.c:130
[2025/08/21 13:39:15.441] #14 0x0000ffffb887b2d4 in __cursor_reset (cbt=cbt@entry=0x71acdf90aa00) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/include/cursor_inline.h:307
[2025/08/21 13:39:15.441] #15 0x0000ffffb887c9bc in __wt_btcur_reset (cbt=cbt@entry=0x71acdf90aa00) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/btree/bt_cursor.c:629
[2025/08/21 13:39:15.441] #16 0x0000ffffb8911da0 in __curfile_reset (cursor=0x71acdf90aa00) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/src/cursor/cur_file.c:273
[2025/08/21 13:39:15.441] #17 0x0000000000410724 in table_op (tinfo=tinfo@entry=0x71acf641f400, intxn=intxn@entry=true, iso_level=iso_level@entry=ISOLATION_SNAPSHOT, op=<optimized out>, op@entry=UPDATE) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/test/format/ops.c:953
[2025/08/21 13:39:15.441] #18 0x0000000000412fe8 in ops (arg=0x71acf641f400) at /data/mci/fa5895375eaf509866bba6c89762cc45/wiredtiger/test/format/ops.c:1341
[2025/08/21 13:39:15.442] #19 0x0000ffffb86bdd78 in start_thread () from /lib64/libc.so.6
[2025/08/21 13:39:15.442] #20 0x0000ffffb872addc [PAC] in thread_start () from /lib64/libc.so.6

(gdb) p *twp
$4 = {
  durable_start_ts = 1414327,
  start_ts = 1414327,
  start_prepare_ts = 0,
  start_txn = 1211396,
  start_prepared_id = 0,
  durable_stop_ts = 0,
  stop_ts = 18446744073709551615,
  stop_prepare_ts = 0,
  stop_txn = 18446744073709551605,
  stop_prepared_id = 0
}