plo: hardfault during startup (imxrt106-evk)

[damianloew]

• phoenix-rtos-proejct hash: 2def344144aa8798625d92f5b400f1dbf072cf60
• happens only on imxrt106x-evk target
• how to reproduce:
  • just restart imxrt106x-evk ~500 times (it may happen after 200th, 500th, or just 50th restart - it depends)

[agkaminski]

Found another one:

(psh)% Phoenix-RTOS loader v. 1.21 rev: 486d75225l
  hal: Cortex-M i.MX RT106x
  dev/uart: Initializing uart(0.0)
  dev/uart: Initializing uart(0.2)
  dev/usb: Initializing usb-cdc(1.2)
  dev/flash: Initialized flexspi1
  dev/flash/nor: Probing flash id 0x0017709d
  dev/flash/nor: Configured ISSI IS25WP064 8MB nor flash(2.0)
  dev/flash: Initialized flexspi2
  dev/flash/nor: Probing flash id 0x001640ef
  dev/flash/nor: Configured Winbond W25Q32 4MB nor flash(2.1)
  cmd: Executing pre-init script
  console: Setting console to 0.0
  Exception: 3 #HardFault
   r0=00000074  r1=00000000  r2=401ec000  r3=00000100
   r4=00000010  r5=20013ad0  r6=20013cf0  r7=000000d9
   r8=2000e3e4  r9=aaaaabff r10=0000080a r11=00000100
  r12=402a4000 psr=40000081  lr=fffffff9  pc=460eb5f8
  psp=00000000 msp=20013a58 exr=fffffff1 bfa=00000000