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Fixed

LIN7-2511 : The target hang when run ftrace test on WRL70 Async BSP altera-socfpga target ArriaV

Created: Dec 22, 2014    Updated: Sep 8, 2018
Resolved Date: Jan 4, 2015
Found In Version: 7.0
Fix Version: 7.0.0.1
Severity: Severe
Applicable for: Wind River Linux 7
Component/s: BSP - Async

Description

The target hang when run ftrace test on WRL70 Async BSP altera-socfpga target ArriaV  as follows:

root@128:~# mkdir /debug
root@128:~# mount -t debugfs nodev /debug
root@128:~# echo 0 > /debug/tracing/tracing_on
root@128:~# echo "function_graph" > /debug/tracing/current_tracer
root@128:~# 
root@128:~# echo 1 > /debug/tracing/tracing_on
Unable to handle kernel paging request at virtual address e1cd682
[target hangs here...]

Steps to Reproduce

1. clone wrlinux testing layer

git clone git://ala-git/projects/wassp-repos/testcases/wrlinux wrlinux-testing -b WRLINUX_7_0_HEAD

2. configure and build altera-socfpga project with standard kernel

configure --enable-board=fsl-ls10xx --enable-kernel=standard --enable-rootfs=glibc_std --enable-test --enable-jobs=8 --enable-parallel-pkgbuilds=8 --with-layer=<path to wrlinux-testing>/wr-testing/ltp,<path to wrlinux-testing>/wr-testing/kts --with-template=feature/kts-standard

3. boot the target arriaV (barcode 21954) 

4. run ftrace test

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