Comment 1 for bug 263562

Thank you for taking your time for reporting this bug and helping make Ubuntu better. Unfortunately you haven't provided additional information which we require in order to look into this bug. Please provide the following as individuals attachments attached to this bug report.

 * Output of uname -a
    * uname -a > uname.txt
 * Output of sudo lspci -vvnn
    * sudo lspci -vvnn > lspci.txt
 * Output of sudo dmidecode
    * sudo dmidecode > dmidecode.txt
 * Try to suspend/hibernate and then restart the system and attach /var/log/kern.log.0
 * Tarball of /proc/acpi directory. You can't just tar all files because their content sometimes changes etc.
    * cp -r /proc/acpi /tmp
    * tar -cvjf ~/acpi.tar.bz /tmp/acpi
    * attach acpi.tar.bz from your home directory

You may additionally try debugging your problem as explained in https://wiki.ubuntu.com/DebuggingACPI. Thanks in advance.