On Wed, Feb 29, 2012 at 10:07 PM, Chris J Arges
<[email protected]> wrote:
> This bug hit me yesterday on 3.2.0-17.27 on my Lenovo T420. Will try the test
> kernel when I have time today.
> Not sure how reliable the reproducer is, seems to happen occasionally when
> pulling out a USB stick.
I can reproduce it with continuous unplugging/plugging usb disk after starting
the below script. And looks the upstream patch can fix the issue
on my pandaboard.
#!/bin/sh
umount /media/*
while [ 1 ]
do
fdisk -l /dev/sdb # suppose /dev/sdb is the usb disk
sleep 0.05
done
thanks
--
Ming Lei
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https://bugs.launchpad.net/bugs/914319
Title:
NULL pointer dereference at sd_revalidate_disk+0x30/0x2a0
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