[postgres@pgdan pg_wal]$ pg_waldump 00000004000000000000007D -s 0/FA069D90 >/tmp/a.sql
pg_waldump: fatal: error in WAL record at 0/FA069EE8: invalid record length at 0/FA069F20: wanted 24, got 0
[postgres@pgdan pg_wal]$

[postgres@pgdan pg_wal]$ pg_waldump 00000004000000000000007D -s 0/FA069D90 |more
pg_waldump: fatal: error in WAL record at 0/FA069EE8: invalid record length at 0/FA069F20: wanted 24, got 0
rmgr: Heap len (rec/tot): 63/ 63, tx: 1436, lsn: 0/FA069D90, prev 0/FA069D58, desc: INSERT+INIT off 1
flags 0x08, blkref #0: rel 1663/177862/177868 blk 0
rmgr: Transaction len (rec/tot): 46/ 46, tx: 1436, lsn: 0/FA069DD0, prev 0/FA069D90, desc: COMMIT 2022-10-26
16:55:10.983155 CST
rmgr: Standby len (rec/tot): 54/ 54, tx: 0, lsn: 0/FA069E00, prev 0/FA069DD0, desc: RUNNING_XACTS next
Xid 1437 latestCompletedXid 1435 oldestRunningXid 1436; 1 xacts: 1436
rmgr: Standby len (rec/tot): 50/ 50, tx: 0, lsn: 0/FA069E38, prev 0/FA069E00, desc: RUNNING_XACTS next
Xid 1437 latestCompletedXid 1436 oldestRunningXid 1437
rmgr: XLOG len (rec/tot): 114/ 114, tx: 0, lsn: 0/FA069E70, prev 0/FA069E38, desc: CHECKPOINT_ONLINE
redo 0/FA069E38; tli 4; prev tli 4; fpw true; xid 0:1437; oid 186046; multi 3; offset 5; oldest xid 479 in DB 1; oldest mu
lti 1 in DB 1; oldest/newest commit timestamp xid: 486/1436; oldest running xid 1437; online
rmgr: Standby len (rec/tot): 50/ 50, tx: 0, lsn: 0/FA069EE8, prev 0/FA069E70, desc: RUNNING_XACTS next
Xid 1437 latestCompletedXid 1436 oldestRunningXid 1437