[Bug 58436] New: [GM45] System freeze when plugging/unplugging the VGA connector

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=58436

          Priority: medium
            Bug ID: 58436
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: [GM45] System freeze when plugging/unplugging the VGA
                    connector
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: normal
    Classification: Unclassified
                OS: Linux (All)
          Reporter: lionel.duriez at gmail.com
          Hardware: x86-64 (AMD64)
            Status: NEW
           Version: unspecified
         Component: DRM/Intel
           Product: DRI

The system freezes when plugging or unplugging the VGA connector on a Sony Vaio
VGN-SR19XN with an Intel 4500MHD graphic card (Intel Corporation Mobile 4
Series Chipset Integrated Graphics Controller (rev 07)).
The problem happens on both Ubuntu 12.10 and Ubuntu 13.04, within a gnome
session and also in console mode after exiting lightdm using "sudo service
lightdm stop".

See below for the tested configurations.

1) Ubuntu 12.10 configuration

Kernel: 3.5.0-19 x86_64
dpkg -l | grep intel
ii  intel-gpu-tools 1.3-0ubuntu2 amd64 tools for debugging the Intel graphics
driver
ii  libdrm-intel1:amd64 2.4.39-0ubuntu1 amd64 Userspace interface to
intel-specific kernel DRM services -- runtime
ii  whois 5.0.19 amd64 intelligent WHOIS client
ii  xserver-xorg-video-intel 2:2.20.9-0ubuntu2 amd64 X.Org X server -- Intel
i8xx, i9xx display driver

2) Ubuntu 13.04 configuration (daily build 2012/12/15)

Kernel: 3.7.0-6 x86_64
dpkg -l | grep intel
ii  intel-gpu-tools 1.3-0ubuntu2 amd64 tools for debugging the Intel graphics
driver
ii  libdrm-intel1:amd64 2.4.40-1 amd64 Userspace interface to intel-specific
kernel DRM services -- runtime
ii  xserver-xorg-video-intel 2:2.20.14-0ubuntu1 amd64 X.Org X server -- Intel
i8xx, i9xx display driver

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