v12.0 ERROR: trying to store a heap tuple into wrong type of slot

I'm not sure why we have that index, and my script probably should have known
to choose a better one to cluster on, but still..

ts=# CLUSTER huawei_m2000_config_enodebcell_enodeb USING huawei_m2000_config_enodebcell_enodeb_coalesce_idx ;
DEBUG: 00000: building index "pg_toast_1840151315_index" on table "pg_toast_1840151315" serially
LOCATION: index_build, index.c:2791
DEBUG: 00000: clustering "public.huawei_m2000_config_enodebcell_enodeb" using sequential scan and sort
LOCATION: copy_table_data, cluster.c:907
ERROR: XX000: trying to store a heap tuple into wrong type of slot
LOCATION: ExecStoreHeapTuple, execTuples.c:1328

ts=# \dt+ huawei_m2000_config_enodebcell_enodeb
public | huawei_m2000_config_enodebcell_enodeb | table | telsasoft | 3480 kB |

ts=# \d+ huawei_m2000_config_enodebcell_enodeb_coalesce_idx
Index "public.huawei_m2000_config_enodebcell_enodeb_coalesce_idx"
Column | Type | Key? | Definition | Storage | Stats target
----------+------+------+---------------------------------------+----------+--------------
coalesce | text | yes | COALESCE(enodebfunctionname, ne_name) | extended |
btree, for table "public.huawei_m2000_config_enodebcell_enodeb"

ts=# \d+ huawei_m2000_config_enodebcell_enodeb
...
Indexes:
"huawei_m2000_config_enodebcell_enodeb_unique_idx" UNIQUE, btree (ne_name, tsoft_fake_key, device_name)
"huawei_m2000_config_enodebcell_enodeb_cellid_idx" btree (cellid) CLUSTER
"huawei_m2000_config_enodebcell_enodeb_coalesce_cellid_idx" btree (COALESCE(enodebfunctionname, ne_name), cellid)
"huawei_m2000_config_enodebcell_enodeb_coalesce_idx" btree (COALESCE(enodebfunctionname, ne_name))
Statistics objects:
"public"."huawei_m2000_config_enodebcell_enodeb" (ndistinct) ON ne_name, tsoft_fake_key, device_name FROM huawei_m2000_config_enodebcell_
enodeb
Access method: heap

(gdb) bt
#0 errfinish (dummy=dummy(at)entry=0) at elog.c:411
#1 0x000000000087a959 in elog_finish (elevel=elevel(at)entry=20,
fmt=fmt(at)entry=0x9c4d70 "trying to store a heap tuple into wrong type of slot") at elog.c:1365
#2 0x000000000061eea8 in ExecStoreHeapTuple (tuple=tuple(at)entry=0x1e06950, slot=slot(at)entry=0x1e05080, shouldFree=shouldFree(at)entry=false)
at execTuples.c:1328
#3 0x00000000008a7a06 in comparetup_cluster (a=<optimized out>, b=<optimized out>, state=0x1e04940) at tuplesort.c:3795
#4 0x00000000008a5895 in qsort_tuple (a=0x2254b08, n=7699, cmp_tuple=0x8a7960 <comparetup_cluster>, state=state(at)entry=0x1e04940)
at qsort_tuple.c:112
#5 0x00000000008a98bb in tuplesort_sort_memtuples (state=state(at)entry=0x1e04940) at tuplesort.c:3320
#6 0x00000000008ab434 in tuplesort_performsort (state=state(at)entry=0x1e04940) at tuplesort.c:1811
#7 0x00000000004c9404 in heapam_relation_copy_for_cluster (OldHeap=0x7f21606695d8, NewHeap=0x7f2160585048, OldIndex=<optimized out>,
use_sort=<optimized out>, OldestXmin=288843233, xid_cutoff=<optimized out>, multi_cutoff=0x7ffc05e6ba04, num_tuples=0x7ffc05e6ba08,
tups_vacuumed=0x7ffc05e6ba10, tups_recently_dead=0x7ffc05e6ba18) at heapam_handler.c:944
#8 0x000000000059cf07 in table_relation_copy_for_cluster (tups_recently_dead=0x7ffc05e6ba18, tups_vacuumed=0x7ffc05e6ba10,
num_tuples=0x7ffc05e6ba08, multi_cutoff=0x7ffc05e6ba04, xid_cutoff=0x7ffc05e6ba00, OldestXmin=<optimized out>, use_sort=true,
OldIndex=0x7f2160585f38, NewTable=0x7f2160585048, OldTable=0x7f21606695d8) at ../../../src/include/access/tableam.h:1410
#9 copy_table_data (pCutoffMulti=<synthetic pointer>, pFreezeXid=<synthetic pointer>, pSwapToastByContent=<synthetic pointer>,
verbose=<optimized out>, OIDOldIndex=13, OIDOldHeap=1499600032, OIDNewHeap=1840150111) at cluster.c:920
#10 rebuild_relation (verbose=<optimized out>, indexOid=13, OldHeap=<optimized out>) at cluster.c:616
#11 cluster_rel (tableOid=tableOid(at)entry=1499600032, indexOid=indexOid(at)entry=3081287757, options=<optimized out>) at cluster.c:429
#12 0x000000000059d35e in cluster (stmt=stmt(at)entry=0x1d051f8, isTopLevel=isTopLevel(at)entry=true) at cluster.c:186
#13 0x000000000076547f in standard_ProcessUtility (pstmt=pstmt(at)entry=0x1d05518,
queryString=queryString(at)entry=0x1d046e0 "CLUSTER huawei_m2000_config_enodebcell_enodeb USING huawei_m2000_config_enodebcell_enodeb_coalesce_idx ;", context=context(at)entry=PROCESS_UTILITY_TOPLEVEL, params=params(at)entry=0x0, queryEnv=queryEnv(at)entry=0x0, dest=dest(at)entry=0x1d055f8,
completionTag=completionTag(at)entry=0x7ffc05e6c0a0 "") at utility.c:659
#14 0x00007f21517204ef in pgss_ProcessUtility (pstmt=0x1d05518,
queryString=0x1d046e0 "CLUSTER huawei_m2000_config_enodebcell_enodeb USING huawei_m2000_config_enodebcell_enodeb_coalesce_idx ;",
context=PROCESS_UTILITY_TOPLEVEL, params=0x0, queryEnv=0x0, dest=0x1d055f8, completionTag=0x7ffc05e6c0a0 "")
at pg_stat_statements.c:1006
#15 0x0000000000762816 in PortalRunUtility (portal=0x1d7a4e0, pstmt=0x1d05518, isTopLevel=<optimized out>, setHoldSnapshot=<optimized out>,
dest=0x1d055f8, completionTag=0x7ffc05e6c0a0 "") at pquery.c:1175
#16 0x0000000000763267 in PortalRunMulti (portal=portal(at)entry=0x1d7a4e0, isTopLevel=isTopLevel(at)entry=true,
setHoldSnapshot=setHoldSnapshot(at)entry=false, dest=dest(at)entry=0x1d055f8, altdest=altdest(at)entry=0x1d055f8,
completionTag=completionTag(at)entry=0x7ffc05e6c0a0 "") at pquery.c:1328
---Type <return> to continue, or q <return> to quit---
#17 0x0000000000763e45 in PortalRun (portal=<optimized out>, count=9223372036854775807, isTopLevel=<optimized out>,
run_once=<optimized out>, dest=0x1d055f8, altdest=0x1d055f8, completionTag=0x7ffc05e6c0a0 "") at pquery.c:796
#18 0x000000000075ff45 in exec_simple_query (query_string=<optimized out>) at postgres.c:1215
#19 0x0000000000761212 in PostgresMain (argc=<optimized out>, argv=<optimized out>, dbname=<optimized out>, username=<optimized out>)
at postgres.c:4236
#20 0x0000000000483d02 in BackendRun (port=<optimized out>, port=<optimized out>) at postmaster.c:4431
#21 BackendStartup (port=0x1d2b340) at postmaster.c:4122
#22 ServerLoop () at postmaster.c:1704
#23 0x00000000006f0b1f in PostmasterMain (argc=argc(at)entry=3, argv=argv(at)entry=0x1cff280) at postmaster.c:1377
#24 0x0000000000484c93 in main (argc=3, argv=0x1cff280) at main.c:228
(gdb)

#2 0x000000000061eea8 in ExecStoreHeapTuple (tuple=tuple(at)entry=0x1e06950, slot=slot(at)entry=0x1e05080, shouldFree=shouldFree(at)entry=false)
at execTuples.c:1328
tuple = 0x1e06950
slot = 0x1e05080
shouldFree = 64
#3 0x00000000008a7a06 in comparetup_cluster (a=<optimized out>, b=<optimized out>, state=0x1e04940) at tuplesort.c:3795
l_index_values = {140720407492095, 139781285162339, 206158430232, 8920320, 20, 140720407492304, 0, 0, 31, 4294967295, 0,
139781288589152, 22, 540258, 139781288589152, 1, 13947976, 7541298, 139774490219072, 139774490219072, 31371296, 1, 433, 7550010,
2040109468721, 18435224211311474416, 0, 0, 140720407492471, 112, 140720407492335, 139779728308152}
r_index_values = {70729521432191, 1840042467, 433, 2097168, 139781288589240, 139781285165739, 2097152, 17520358731135336960, 32768,
139781327984088, 0, 433, 433, 139778931751520, 31578680, 7552416, 140720407492471, 540257, 139774490219008, 7547611,
72197375326517088, 17520358731135336960, 0, 19, 31578680, 4970402, 31360768, 98368, 0, 540258, 568, 540258}
ecxt_scantuple = 0x1e05080
l_index_isnull = {false <repeats 16 times>, 48, false, false, false, 91, false, false, false, 86, 101, 224, 93, 33, 127, false,
false}
r_index_isnull = {96, 119, 13, 94, 33, 127, false, false, 64, false, 3, false, false, false, false, false, 192, 74, 37, 2, false,
false, false, false, 89, 155, 217, 93, 33, 127, false, false}
sortKey = 0x1e05490
ltup = 0x1e06950
rtup = 0x1e06b60
tupDesc = <optimized out>
nkey = 0
compare = <optimized out>

datum1 = <optimized out>
datum2 = <optimized out>
isnull1 = false
isnull2 = false
leading = <optimized out>
#4 0x00000000008a5895 in qsort_tuple (a=0x2254b08, n=7699, cmp_tuple=0x8a7960 <comparetup_cluster>, state=state(at)entry=0x1e04940)
at qsort_tuple.c:112
pa = <optimized out>
pb = <optimized out>
pc = <optimized out>
pd = <optimized out>
pl = <optimized out>
pm = 0x2254b20
pn = <optimized out>
d1 = <optimized out>
d2 = <optimized out>
r = <optimized out>
presorted = 1
#5 0x00000000008a98bb in tuplesort_sort_memtuples (state=state(at)entry=0x1e04940) at tuplesort.c:3320
No locals.
#6 0x00000000008ab434 in tuplesort_performsort (state=state(at)entry=0x1e04940) at tuplesort.c:1811
oldcontext = 0x1de8700
__func__ = "tuplesort_performsort"

#7 0x00000000004c9404 in heapam_relation_copy_for_cluster (OldHeap=0x7f21606695d8, NewHeap=0x7f2160585048, OldIndex=<optimized out>,
use_sort=<optimized out>, OldestXmin=288843233, xid_cutoff=<optimized out>, multi_cutoff=0x7ffc05e6ba04, num_tuples=0x7ffc05e6ba08,
tups_vacuumed=0x7ffc05e6ba10, tups_recently_dead=0x7ffc05e6ba18) at heapam_handler.c:944
n_tuples = 0
rwstate = 0x1dfe910
indexScan = 0x0
tableScan = 0x1e1da38
heapScan = 0x1e1da38
use_wal = <optimized out>
is_system_catalog = false
tuplesort = <optimized out>

oldTupDesc = <optimized out>
newTupDesc = <optimized out>
slot = 0x1e1de48
values = 0x1e1c848
isnull = 0x1e1d9e8
hslot = 0x1e1de48
__func__ = "heapam_relation_copy_for_cluster"
#8 0x000000000059cf07 in table_relation_copy_for_cluster (tups_recently_dead=0x7ffc05e6ba18, tups_vacuumed=0x7ffc05e6ba10,
num_tuples=0x7ffc05e6ba08, multi_cutoff=0x7ffc05e6ba04, xid_cutoff=0x7ffc05e6ba00, OldestXmin=<optimized out>, use_sort=true,
OldIndex=0x7f2160585f38, NewTable=0x7f2160585048, OldTable=0x7f21606695d8) at ../../../src/include/access/tableam.h:1410
No locals.
#9 copy_table_data (pCutoffMulti=<synthetic pointer>, pFreezeXid=<synthetic pointer>, pSwapToastByContent=<synthetic pointer>,
verbose=<optimized out>, OIDOldIndex=13, OIDOldHeap=1499600032, OIDNewHeap=1840150111) at cluster.c:920
relRelation = <optimized out>
relform = <optimized out>
newTupDesc = <optimized out>
MultiXactCutoff = 22262
num_tuples = 7699
tups_recently_dead = 0
ru0 = {tv = {tv_sec = 1570827033, tv_usec = 106788}, ru = {ru_utime = {tv_sec = 0, tv_usec = 339198}, ru_stime = {tv_sec = 0,
tv_usec = 77498}, {ru_maxrss = 111588, __ru_maxrss_word = 111588}, {ru_ixrss = 0, __ru_ixrss_word = 0}, {ru_idrss = 0,
__ru_idrss_word = 0}, {ru_isrss = 0, __ru_isrss_word = 0}, {ru_minflt = 32814, __ru_minflt_word = 32814}, {ru_majflt = 0,
__ru_majflt_word = 0}, {ru_nswap = 0, __ru_nswap_word = 0}, {ru_inblock = 0, __ru_inblock_word = 0}, {ru_oublock = 296,
__ru_oublock_word = 296}, {ru_msgsnd = 0, __ru_msgsnd_word = 0}, {ru_msgrcv = 0, __ru_msgrcv_word = 0}, {ru_nsignals = 0,
__ru_nsignals_word = 0}, {ru_nvcsw = 41, __ru_nvcsw_word = 41}, {ru_nivcsw = 46, __ru_nivcsw_word = 46}}}
oldTupDesc = <optimized out>
OldHeap = 0x7f21606695d8
reltup = <optimized out>
use_sort = <optimized out>
tups_vacuumed = 0
num_pages = <optimized out>
NewHeap = 0x7f2160585048
OldIndex = 0x7f2160585f38
OldestXmin = 288843233

FreezeXid = 288843233
elevel = 13
#10 rebuild_relation (verbose=<optimized out>, indexOid=13, OldHeap=<optimized out>) at cluster.c:616
tableOid = 1499600032
tableSpace = <optimized out>
OIDNewHeap = 1840150111
relpersistence = 112 'p'
swap_toast_by_content = true
frozenXid = <optimized out>
is_system_catalog = false
cutoffMulti = <optimized out>
#11 cluster_rel (tableOid=tableOid(at)entry=1499600032, indexOid=indexOid(at)entry=3081287757, options=<optimized out>) at cluster.c:429
OldHeap = <optimized out>
verbose = <optimized out>
recheck = <optimized out>
__func__ = "cluster_rel"
#12 0x000000000059d35e in cluster (stmt=stmt(at)entry=0x1d051f8, isTopLevel=isTopLevel(at)entry=true) at cluster.c:186
tableOid = 1499600032
indexOid = 3081287757
rel = 0x7f21606695d8
__func__ = "cluster"
#13 0x000000000076547f in standard_ProcessUtility (pstmt=pstmt(at)entry=0x1d05518,
queryString=queryString(at)entry=0x1d046e0 "CLUSTER huawei_m2000_config_enodebcell_enodeb USING huawei_m2000_config_enodebcell_enodeb_coalesce_idx ;", context=context(at)entry=PROCESS_UTILITY_TOPLEVEL, params=params(at)entry=0x0, queryEnv=queryEnv(at)entry=0x0, dest=dest(at)entry=0x1d055f8,
completionTag=completionTag(at)entry=0x7ffc05e6c0a0 "") at utility.c:659
parsetree = 0x1d051f8
isTopLevel = true
isAtomicContext = false
pstate = 0x1de8810
__func__ = "standard_ProcessUtility"