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Fixed

LIN8-5056 : panic: intel-x86-64 kernel preempt-rt unable to reach login prompt

Created: Nov 9, 2016    Updated: Dec 3, 2018
Resolved Date: Nov 15, 2016
Found In Version: 8.0
Fix Version: 8.0.0.12
Severity: Standard
Applicable for: Wind River Linux 8
Component/s: BSP

Description

When booting an intel-x86-64 kernel on any intel hardware, we are unable to reach login prompt, and the screen is flooded with printk error messages.

Workaround

Workaround:
rm /lib/modules/4.1.21-rt13-WR8.0.0.0_preempt-rt/kernel/drivers/acpi/video.ko
or
boot with i915.modeset=0

Steps to Reproduce

/buildarea/raid5/wind/wrlinux-8-HEAD/wrlinux/configure --enable-board=intel-x86-64 --enable-kernel=preempt-rt --enable-reconfig --enable-rootfs=glibc-std --with-rcpl-version=0

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