$ ./mjs/build/mjs poc.js
<array>
<array>
ASAN:DEADLYSIGNAL
=================================================================
==125301==ERROR: AddressSanitizer: SEGV on unknown address 0x55dae32d710c (pc 0x55dae32d717f bp 0x000000000130 sp 0x7ffc72c4b168 T0)
==125301==The signal is caused by a WRITE memory access.
#0 0x55dae32d717e (/usr/local/bin/mjs+0x2c17e)
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV (/usr/local/bin/mjs+0x2c17e)
==125301==ABORTING
mJS revision
Commit: b1b6eac
Build platform
Ubuntu 18.04.5 LTS (Linux 5.4.0-44-generic x86_64)
Build steps
Test case
poc.js
Execution steps & Output