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TDA4VM: kernel err: Internal error: Oops

Part Number: TDA4VM


Hi TI expert,

Now i use tda4 linux 8.4 sdk.

i have a kernel problem when i run my application.

in my application, i use two api. such as api_A amd api_B. if i only run api_A or api_B, my application run fine.

if i use api_A and api_B in my application at the same time. The kernel issue has occurred. 

There is no connection between api_A and api_B.

 It is not occurred every time,  but the reproduce rate is 50%.

This is the err information:

This is all logs from power on.

emmc-write-err8-617.log

1. Is file qspinlock.c have kernel patch? queued_spin_lock_slowpath functions in call trace everytime.

2. How to build vmlinux for gdb debug? when i use gdb to debug vmlinux, it shows 'No debugging symbols found'.

But i see 'CONFIG_DEBUG_KERNEL=y' on .config file. Is there anything i need to set?

Thanks!