[:00Û:01.259,033] <inf> app: Received data 5 bytes
[00:00:01.758,911] <inf> app: Received data 1 bytes
[00:00:01.858,947] <inf> app: Tx sent 5 bytes
[00:00:01.859,619] <inf> app: Received data 5 bytes
[2021-03-04 23:19:28] [00:00:02.258,575] <err> os: ***** MPU FAULT *****
[2021-03-04 23:19:28] [00:00:02.258,605] <err> os:   Stacking error (context area might be not valid)
[2021-03-04 23:19:28] [00:00:02.258,605] <err> os:   Data Access Violation
[2021-03-04 23:19:28] [00:00:02.258,636] <err> os:   MMFAR Address: 0x20000d9c
[2021-03-04 23:19:28] [00:00:02.258,666] <err> os: r0/a1:  0x0000072c  r1/a2:  0x00000730  r2/a3:  0x00000734
[2021-03-04 23:19:28] [00:00:02.258,666] <err> os: r3/a4:  0x00000738 r12/ip:  0x0000073c r14/lr:  0x00000740
[2021-03-04 23:19:28] [00:00:02.258,697] <err> os:  xpsr:  0x00000600
[2021-03-04 23:19:28] [00:00:02.258,728] <err> os: Faulting instruction address (r15/pc): 0x00000744
[2021-03-04 23:19:28] [00:00:02.258,758] <err> os: >>> ZEPHYR FATAL ERROR 2: Stack overflow on CPU 0
[2021-03-04 23:19:28] [00:00:02.258,758] <err> os: Current thread: 0x20000318 (unknown)
[2021-03-04 23:19:28] [00:00:02.353,057] <err> fatal_error: Resetting systemþ*** Booting Zephyr OS build v2.4.99-ncs1  ***
[2021-03-04 23:19:30.758] [0[00:00:01.259,063] <inf> app: Received data 5 bytes
[2021-03-04 23:19:30.762] [00:00:01.758,941] <inf> app: Received data 1 bytes
[2021-03-04 23:19:30.769] [00:00:01.858,978] <inf> app: Tx sent 5 bytes
[2021-03-04 23:19:30.773] [00:00:01.859,649] <inf> app: Received data 5 bytes
[2021-03-04 23:19:30.778] [00:00:02.258,605] <err> os: ***** MPU FAULT *****
[2021-03-04 23:19:30.784] [00:00:02.258,636] <err> os:   Stacking error (context area might be not valid)
[2021-03-04 23:19:30.792] [00:00:02.258,636] <err> os:   Data Access Violation
[2021-03-04 23:19:30.798] [00:00:02.258,666] <err> os:   MMFAR Address: 0x20000d9c
[2021-03-04 23:19:30.804] [00:00:02.258,697] <err> os: r0/a1:  0x0000072c  r1/a2:  0x00000730  r2/a3:  0x00000734
[2021-03-04 23:19:30.814] [00:00:02.258,697] <err> os: r3/a4:  0x00000738 r12/ip:  0x0000073c r14/lr:  0x00000740
[2021-03-04 23:19:30.822] [00:00:02.258,728] <err> os:  xpsr:  0x00000600
[2021-03-04 23:19:30.828] [00:00:02.258,758] <err> os: Faulting instruction address (r15/pc): 0x00000744
[2021-03-04 23:19:30.836] [00:00:02.258,789] <err> os: >>> ZEPHYR FATAL ERROR 2: Stack overflow on CPU 0
[2021-03-04 23:19:30.844] [00:00:02.258,789] <err> os: Current thread: 0x20000318 (unknown)
[2021-03-04 23:19:30.852] [00:00:02.352,996] <err> fatal_error: Resetting systemþ*** Booting Zephyr OS build v2.4.99-ncs1  ***
[2021-03-04 23:19:33.117] [0[00:00:01.259,094] <inf> app: Received data 5 bytes
[2021-03-04 23:19:33.122] [00:00:01.758,972] <inf> app: Received data 1 bytes
[2021-03-04 23:19:33.128] [00:00:01.859,008] <inf> app: Tx sent 5 bytes
[2021-03-04 23:19:33.133] [00:00:01.859,680] <inf> app: Received data 5 bytes
[2021-03-04 23:19:33.138] [00:00:02.258,636] <err> os: ***** MPU FAULT *****
[2021-03-04 23:19:33.144] [00:00:02.258,666] <err> os:   Stacking error (context area might be not valid)
[2021-03-04 23:19:33.152] [00:00:02.258,666] <err> os:   Data Access Violation
[2021-03-04 23:19:33.158] [00:00:02.258,697] <err> os:   MMFAR Address: 0x20000d9c
[2021-03-04 23:19:33.164] [00:00:02.258,728] <err> os: r0/a1:  0x0000072c  r1/a2:  0x00000730  r2/a3:  0x00000734
[2021-03-04 23:19:33.173] [00:00:02.258,728] <err> os: r3/a4:  0x00000738 r12/ip:  0x0000073c r14/lr:  0x00000740
[2021-03-04 23:19:33.182] [00:00:02.258,758] <err> os:  xpsr:  0x00000600
[2021-03-04 23:19:33.188] [00:00:02.258,789] <err> os: Faulting instruction address (r15/pc): 0x00000744
[2021-03-04 23:19:33.196] [00:00:02.258,819] <err> os: >>> ZEPHYR FATAL ERROR 2: Stack overflow on CPU 0
[2021-03-04 23:19:33.204] [00:00:02.258,819] <err> os: Current thread: 0x20000318 (unknown)
[2021-03-04 23:19:33.211] [00:00:02.353,088] <err> fatal_error: Resetting systemþ*** Booting Zephyr OS build v2.4.99-ncs1  ***
[2021-03-04 23:19:35.476] [0[00:00:01.259,094] <inf> app: Received data 5 bytes
[2021-03-04 23:19:35.481] [00:00:01.758,972] <inf> app: Received data 1 bytes
[2021-03-04 23:19:35.487] [00:00:01.859,008] <inf> app: Tx sent 5 bytes
[2021-03-04 23:19:35.492] [00:00:01.859,680] <inf> app: Received data 5 bytes
[2021-03-04 23:19:35.497] [00:00:02.258,636] <err> os: ***** MPU FAULT *****
[2021-03-04 23:19:35.503] [00:00:02.258,666] <err> os:   Stacking error (context area might be not valid)
[2021-03-04 23:19:35.511] [00:00:02.258,666] <err> os:   Data Access Violation
[2021-03-04 23:19:35.517] [00:00:02.258,697] <err> os:   MMFAR Address: 0x20000d9c
[2021-03-04 23:19:35.523] [00:00:02.258,728] <err> os: r0/a1:  0x0000072c  r1/a2:  0x00000730  r2/a3:  0x00000734
[2021-03-04 23:19:35.532] [00:00:02.258,728] <err> os: r3/a4:  0x00000738 r12/ip:  0x0000073c r14/lr:  0x00000740
[2021-03-04 23:19:35.541] [00:00:02.258,758] <err> os:  xpsr:  0x00000600
[2021-03-04 23:19:35.547] [00:00:02.258,789] <err> os: Faulting instruction address (r15/pc): 0x00000744
[2021-03-04 23:19:35.555] [00:00:02.258,819] <err> os: >>> ZEPHYR FATAL ERROR 2: Stack overflow on CPU 0
[2021-03-04 23:19:35.563] [00:00:02.258,819] <err> os: Current thread: 0x20000318 (unknown)
[2021-03-04 23:19:35.570] [00:00:02.353,088] <err> fatal_error: Resetting systemþ*** Booting Zephyr OS build v2.4.99-ncs1  ***
[2021-03-04 23:19:37.834] [0[00:00:01.259,063] <inf> app: Received data 5 bytes
[2021-03-04 23:19:37.840] [00:00:01.758,941] <inf> app: Received data 1 bytes
[2021-03-04 23:19:37.846] [00:00:01.858,978] <inf> app: Tx sent 5 bytes
[2021-03-04 23:19:37.851] [00:00:01.859,649] <inf> app: Received data 5 bytes
[2021-03-04 23:19:37.856] [00:00:02.258,605] <err> os: ***** MPU FAULT *****
[2021-03-04 23:19:37.862] [00:00:02.258,636] <err> os:   Stacking error (context area might be not valid)
[2021-03-04 23:19:37.870] [00:00:02.258,636] <err> os:   Data Access Violation
[2021-03-04 23:19:37.876] [00:00:02.258,666] <err> os:   MMFAR Address: 0x20000d9c
[2021-03-04 23:19:37.882] [00:00:02.258,697] <err> os: r0/a1:  0x0000072c  r1/a2:  0x00000730  r2/a3:  0x00000734
[2021-03-04 23:19:37.891] [00:00:02.258,697] <err> os: r3/a4:  0x00000738 r12/ip:  0x0000073c r14/lr:  0x00000740
[2021-03-04 23:19:37.900] [00:00:02.258,728] <err> os:  xpsr:  0x00000600
[2021-03-04 23:19:37.905] [00:00:02.258,758] <err> os: Faulting instruction address (r15/pc): 0x00000744
[2021-03-04 23:19:37.914] [00:00:02.258,789] <err> os: >>> ZEPHYR FATAL ERROR 2: Stack overflow on CPU 0
[2021-03-04 23:19:37.922] [00:00:02.258,789] <err> os: Current thread: 0x20000318 (unknown)
[2021-03-04 23:19:37.929] [00:00:02.353,057] <err> fatal_error: Resetting systemþ*** Booting Zephyr OS build v2.4.99-ncs1  ***