MPU FAULT Instruction Access Violation on end node after publishing data when using nrf5340 as provisioner to set model publish address

The provisioner sample was used as the base code for adding the function to set model's publication address. After doing so the end node goes into

[00:00:02.252,899] <err> os: ***** MPU FAULT *****
[00:00:02.252,899] <err> os:   Instruction Access Violation
[00:00:02.252,929] <err> os: r0/a1:  0x20000b28  r1/a2:  0x20000b20  r2/a3:  0x00000000
[00:00:02.252,929] <err> os: r3/a4:  0xaaaaaaaa r12/ip:  0x200007e0 r14/lr:  0x00033609
[00:00:02.252,929] <err> os:  xpsr:  0x60000000
[00:00:02.252,960] <err> os: s[ 0]:  0x00000000  s[ 1]:  0x20000aec  s[ 2]:  0x2000cbc0  s[ 3]:  0x2000cbc0
[00:00:02.252,960] <err> os: s[ 4]:  0x00000001  s[ 5]:  0x00020a8b  s[ 6]:  0x20000000  s[ 7]:  0x20000aec
[00:00:02.252,990] <err> os: s[ 8]:  0x20000000  s[ 9]:  0x20000aec  s[10]:  0x000003e8  s[11]:  0x000210e1
[00:00:02.253,021] <err> os: s[12]:  0x20001c80  s[13]:  0x200048fc  s[14]:  0x200031b8  s[15]:  0x00000001
[00:00:02.253,021] <err> os: fpscr:  0x00000001
[00:00:02.253,021] <err> os: Faulting instruction address (r15/pc): 0xaaaaaaaa
[00:00:02.253,051] <err> os: >>> ZEPHYR FATAL ERROR 20: Unknown error on CPU 0
[00:00:02.253,082] <err> os: Current thread: 0x200031b8 (sysworkq)

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