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[Bug 326526] New: After several STD-resume cycles CPU's second core is lost
  • From: bugzilla_noreply@xxxxxxxxxx
  • Date: Wed, 19 Sep 2007 14:19:20 -0600 (MDT)
  • Message-id: <bug-326526-21960@xxxxxxxxxxxxxxxxxxxxxxxxx/>
https://bugzilla.novell.com/show_bug.cgi?id=326526

           Summary: After several STD-resume cycles CPU's second core is
                    lost
           Product: openSUSE 10.3
           Version: RC 1
          Platform: x86-64
        OS/Version: Linux
            Status: NEW
          Severity: Major
          Priority: P5 - None
         Component: Kernel
        AssignedTo: kernel-maintainers@xxxxxxxxxxxxxxxxxxxxxx
        ReportedBy: lavrinenko_alex@xxxxxxx
         QAContact: qa@xxxxxxx
          Found By: ---


Created an attachment (id=173456)
 --> (https://bugzilla.novell.com/attachment.cgi?id=173456)
dmesg output (shows several suspend-resume cycles)

After several suspend-to-disk and resume cycles Kpowersave shows second core of
mobile Core2Duo CPU as "deactivated", and "cat /proc/cpuinfo" shows only one
CPU. dmesg says "Error taking CPU1 up: -5" (see dmesg attached). Kernel is
kernel-default-2.6.22.5-340.1 (from KOTD repo).


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