asan errors in jets.c

urbit_asan.txt

$ bin/urbit -FI ~zod rnewzod
~
urbit 0.5.1
urbit: home is rnewzod
core limit: Invalid argument
loom: mapped 2048MB
protected loom
live: loaded: MB/93.077.504
=================================================================
==67559==ERROR: AddressSanitizer: global-buffer-overflow on address 0x000109c8a7b8 at pc 0x000109a58630 bp 0x7fff561d8430 sp 0x7fff561d8428
READ of size 8 at 0x000109c8a7b8 thread T0
    #0 0x109a5862f in _cj_count jets.c:15
    #1 0x109a586e0 in _cj_count jets.c:19
    #2 0x109a586e0 in _cj_count jets.c:19
    #3 0x109a586e0 in _cj_count jets.c:19
    #4 0x109a58367 in u3j_boot jets.c:340
    #5 0x109a72081 in u3m_boot manage.c:1669
    #6 0x109b34724 in main main.c:582
    #7 0x7fff8e19a5ac in start (libdyld.dylib+0x35ac)

0x000109c8a7b8 is located 0 bytes to the right of global variable '_143_two_d' defined in 'jets/tree.c:572:17' (0x109c89fc0) of size 2040
SUMMARY: AddressSanitizer: global-buffer-overflow jets.c:15 in _cj_count
Shadow bytes around the buggy address:
  0x1000213914a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x1000213914b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x1000213914c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x1000213914d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x1000213914e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
=>0x1000213914f0: 00 00 00 00 00 00 00[f9]f9 f9 f9 f9 f9 f9 f9 f9
  0x100021391500: f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9
  0x100021391510: f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9
  0x100021391520: f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9
  0x100021391530: f9 f9 f9 f9 00 00 00 00 00 00 00 00 f9 f9 f9 f9
  0x100021391540: 00 00 00 00 00 00 00 00 f9 f9 f9 f9 00 00 00 00
Shadow byte legend (one shadow byte represents 8 application bytes):
  Addressable:           00
  Partially addressable: 01 02 03 04 05 06 07 
  Heap left redzone:       fa
  Heap right redzone:      fb
  Freed heap region:       fd
  Stack left redzone:      f1
  Stack mid redzone:       f2
  Stack right redzone:     f3
  Stack partial redzone:   f4
  Stack after return:      f5
  Stack use after scope:   f8
  Global redzone:          f9
  Global init order:       f6
  Poisoned by user:        f7
  Container overflow:      fc
  Array cookie:            ac
  Intra object redzone:    bb
  ASan internal:           fe
  Left alloca redzone:     ca
  Right alloca redzone:    cb
==67559==ABORTING
Abort trap: 6