JE crash for J9.5 and J9.6-beta4

[jip]

   JVERSION
Engine: j9.6.0-beta4/j64avx2/linux
Build: commercial/2024-03-19T00:51:21/clang-11-0-0/SLEEF=1
Library: 9.6.5
Platform: Linux 64
Installer: j9.6 install
InstallPath: /home/user/j9.6.0-beta4_j64avx2
Contact: www.jsoftware.com
   qnsign=: ((; (% +/!.0&.:*:)&>/@(% ::(*@[)"0 L:0) >./@]) |)"1
   lartg=: 9&o.&.(0&({ ))@(*@{. * qnsign@:+)"1
   9&o.&.(0&({ ))@(*@{. * qnsign@:+)"1&.((< a: ; _2 _1)&{) i. 10 3  NB. use lartg definition inlined, will succeed
 0 0.447214 0.894427
 3 0.624695 0.780869
 6 0.658505 0.752577
 9 0.672673  0.73994
12 0.680451 0.732793
15 0.685365   0.7282
18 0.688749 0.724999
21 0.691223 0.722642
24 0.693109 0.720833
27 0.694595 0.719401
   lartg&.((< a: ; _2 _1)&{) i. 10 3  NB. use lartg by name, will crash
JE has crashed, likely due to an internal bug.  Please report the code which caused the crash, as well as the following printout, to the J programming forum.
0000000000403132: ?:0:  sigsegv
00007f640bc16dbf: ?:0:  ?
00007f6407556360: ?:0:  jtunquote
00007f640750aa64: ?:0:  jtsunder
00007f6407543df2: ?:0:  jtparsea
00007f640754363c: ?:0:  jtparse
00007f64075489c9: ?:0:  jtimmex
00007f640752ed37: ?:0:  jdo
00007f640752eb14: ?:0:  JDo
000000000040306f: ?:0:  main
00007f640bc0124c: ?:0:  __libc_start_main
00000000004024dd: ?:0:  _start
ffffffffffffffff: ?:0:  ?
-----------------------------------------------------------------------------
./jconsole.sh: line 6: 24562 Aborted                 (core dumped) bin/jconsole "$@"

The same is for:

   JVERSION
Engine: j9.5.2/j64avx2/linux
Build: commercial/2024-02-02T18:40:26/clang-11-0-0/SLEEF=1
Library: 9.5.5
Platform: Linux 64
Installer: j9.5 install
InstallPath: /home/user/j9.5.2_j64avx2
Contact: www.jsoftware.com

[jip]

Seems to be fixed in j9.6.0-beta7.