Wind River Support Network


LIN5-5044 : Kernel BUG trace when enabling CONFIG_DEBUG_PREEMPT=y

Created: Dec 5, 2013    Updated: Dec 19, 2017
Resolved Date: Dec 17, 2013
Found In Version: 5.0.1
Fix Version:
Severity: Severe
Applicable for: Wind River Linux 5
Component/s: Networking
Architecture: ARM


When creating a project with CONFIG_DEBUG_PREEMPT=y and enabling one of the Ethernet ports a call trace is generated.

Steps to Reproduce

1. Create project with the following configuration line:
<wrlinux5_install_dir>/wrlinux-5/wrlinux/configure --enable-kernel=standard --enable-rootfs=glibc-std  --enable-board=mv-armada-xp  --with-rcpl-version=0010

2. Boot up the target

3. ifconfig eth1 up

4. Observe the console call trace.

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