AnsweredAssumed Answered

i.MX6 ARM cores rarely dead locked when communicated with ttymxc0.

Question asked by torus1000 on Mar 14, 2017
Latest reply on Mar 16, 2017 by torus1000

Hi,

 

Two ARM cores dead locked during test command input from console continuously.
It happened once per 24 hours. If dead lock happened, watchdog issue the reset.


Have anyone heard of this phenomenon?


What are the possible causes?

 

Our board info are as following.

kernel: L3.14.38
Board: Prototype board
host OS: Ubuntu14.04 Lemix(linaro14.04)
Serial port: port1(ttymxc0) 115200bps

 

Anyone can help me?

Thanks

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