I have added a Bugzilla at kernel.org and here is the bugzilla details. *Bug 46591* <https://bugzilla.kernel.org/show_bug.cgi?id=46591> - Matrox g200 driver mgag200 hangs on HP ProLiant Gen8 Platform (edit <https://bugzilla.kernel.org/post_bug.cgi#>)
On 08/28/2012 02:28 PM, Leann Ogasawara wrote: > After an extensive series of tests, we've determined that the following > kernel config change is the root cause of the issue: > > commit 682f607fd4a57d273db9ecc360589a8fa9cec8e6 > Author: Andy Whitcroft <[email protected]> > Date: Fri Jul 20 21:33:43 2012 +0100 > > UBUNTU: [Config] Enable CONFIG_DRM_AST/_CIRRUS_QEMU/_MGAG200 > > The above config change enabled the mgag200 driver which is described as > follows: > > config DRM_MGAG200 > tristate "Kernel modesetting driver for MGA G200 server engines" > depends on DRM && PCI && EXPERIMENTAL > select FB_SYS_FILLRECT > select FB_SYS_COPYAREA > select FB_SYS_IMAGEBLIT > select DRM_KMS_HELPER > select DRM_TTM > help > This is a KMS driver for the MGA G200 server chips, it > does not support the original MGA G200 or any of the desktop > chips. It requires 0.3.0 of the modesetting userspace driver, > and a version of mga driver that will fail on KMS enabled > devices. > > This driver is marked as EXPERIMENTAL. Our default config policy is to > enable device specific experimental options to promote testing and > feedback. However, should any experimental option produce adverse > affects, we will disable them. As such, I've built a test kernel with > CONFIG_DRM_MGAG200 disabled and we have confirmed this resolves the > issue [1]. I've committed this change to the Quantal kernel git > repository. It should be included in the subsequent 3.5.0-13.14 or newer > upload. This however may unfortunately not land in time for the Quantal > Beta-1 release. However, it will land well in advance of 12.10 being > final. A temporary workaround aside from running the test kernel [1] is > to blacklist the mgag200 driver. > > [1] http://people.canonical.com/~ogasawara/lp1039178/ > > ** Project changed: linux => linux (Ubuntu) > > ** Changed in: linux (Ubuntu) > Status: In Progress => Fix Committed > -- Thanks and Regards, Narinder Gupta (PMP) [email protected] Technical Account Manager Canonical, Ltd. narindergupta [irc.freenode.net] +1.281.736.5150 narindergupta2007[skype] Ubuntu- Linux for human beings | www.ubuntu.com | www.canonical.com -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1042903 Title: mgag200 driver hangs on HP ProLiant Gen 8 platform To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1042903/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
