[Bug 66296] New: [HSW mobile] Resume from S3 cause "Call Trace" on new acer product

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=66296

          Priority: medium
            Bug ID: 66296
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: [HSW mobile] Resume from S3 cause "Call Trace" on new
                    acer product
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: major
    Classification: Unclassified
                OS: All
          Reporter: yangweix.shui at intel.com
          Hardware: Other
            Status: NEW
           Version: unspecified
         Component: DRM/Intel
           Product: DRI

Created attachment 81609
  --> https://bugs.freedesktop.org/attachment.cgi?id=81609&action=edit
dmesg: S3 resume with call trace

Environment:
---------------------
Kernel: (drm-intel-next-queued)9199918a1e148c18e3519cb7b2d90a127d7ea87b
Author: Daniel Vetter <daniel.vetter at ffwll.ch>
Date:   Thu Jun 27 17:52:15 2013 +0200

    drm/i915: fix hpd interrupt register locking

Acer Haswell Notebook Aspire V3 772G 17.3 ;
Host bridge ID=0x0c04 (rev 06);
VGA ID=0x0416 (rev06);
CPU: i7-4702MQ 2.2GHz; 
BIOS:v1.04

Description:
----------------------
HSW mobile, acer product, test S3 with latest -next-queued kernel, resume with
call trace, the machine is reachable. I have checked another HSW mobile msi
product, S3 works perfect without any issue. I list the machine info below:
HSW mobile msi product--------((MSI Haswell Notebook MSI MS-16GC Notebook 15.6;
Host bridge ID=0x0c04 (rev 06);VGA ID=0x0416 (rev06);CPU: i7-4700MQ 2.4GHz;
BIOS: E16GCIMS.509 (04/24/2013) EC: 16GCEMS1 ver5.00 (04/12/2013);ME:
9.0.2.1345;))

reproduce step:
----------------------
1. boot up machine
2. S3 & resume by push power button
3. screen will display "call trace" information.

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