Bug#550562: Blob firmware loader corrupts filesystem

2010-02-19 Thread Ben Wong
On Mon, Feb 8, 2010 at 8:10 AM, Ben Wong wrote: >> Is that all with the same radeon dri driver (from libgl1-mesa-dri)? > > WORKS > >  Ubuntu/karmic: DRI works perfectly >  Linux-2.6.31.14.27 >  libgl1-mesa-dri-7.6.0-1ubuntu4 > I just want to mention that, despite my results, Julien may be on to s

Bug#550562: Blob firmware loader corrupts filesystem

2010-02-07 Thread Julien Cristau
On Sat, Feb 6, 2010 at 00:02:14 -0500, Ben Wong wrote: > Debian/stable (2.6.26): DRI works perfectly. > Ubuntu/karmic (2.6.31): DRI works perfectly > Debian/testing (2.6.32): DRI destroys file system > Debian/testing using karmic's radeon driver: DRI destroys file system > Is that all with the s

Bug#550562: Blob firmware loader corrupts filesystem

2010-02-05 Thread Ben Wong
On Sat, Feb 6, 2010 at 12:02 AM, Ben Wong wrote: > Next I tried copying the entire driver/gpu/drm/radeon directory from > Ubuntu and compiled that kernel module under Debian.  I was surprised > to find that the bug still manifested using that kernel module as > well. Just for completeness, here

Bug#550562: Blob firmware loader corrupts filesystem

2010-02-05 Thread Ben Wong
I now believe radeon_cp.c is not the problem. In fact, the radeon DRM driver appears to be completely innocent. I'd appreciate any help or suggestions where to look next. Less short: Using alternate versions of radeon_cp.c and the entire radeon driver directory to compile the radeon.ko kernel m

Bug#550562: Blob firmware loader corrupts filesystem

2010-02-05 Thread Ben Wong
On Fri, Feb 5, 2010 at 12:05 PM, Ben Wong wrote: >> Mesa 7.6 is not the problem.  I tested with a LiveCD (Mint Helena) >> that uses Mesa 7.6 and had no problems.  I also installed it to hard >> disk to make sure that that wasn't a factor.  Again, no problems. > As a test, I've installed libgl1-me

Bug#550562: Blob firmware loader corrupts filesystem

2010-02-05 Thread Ben Wong
> Mesa 7.6 is not the problem.  I tested with a LiveCD (Mint Helena) > that uses Mesa 7.6 and had no problems.  I also installed it to hard > disk to make sure that that wasn't a factor.  Again, no problems. As a test, I've installed libgl1-mesa-dri and libgl1-mesa-glx from experimental -- To U

Bug#550562: Blob firmware loader corrupts filesystem

2010-01-15 Thread Ben Wong
On Thu, Jan 14, 2010 at 5:47 AM, Ben Wong wrote: > On 1/13/10, Julien Cristau wrote: >> The reports seem to have started shortly after the upload of mesa 7.6 to >> unstable, so it's possible this is a long-standing kernel bug being >> triggered by a new bug in mesa 7.6. > > Okay.  I'm testing tha

Bug#550562: Blob firmware loader corrupts filesystem

2010-01-14 Thread Ben Wong
On 1/13/10, Julien Cristau wrote: > On Wed, Jan 13, 2010 at 02:30:18 -0800, Ben Wong wrote: > > FWIW, http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=550977 was > reported on r100, not r200. Good to know. Thanks. > The reports seem to have started shortly after the upload of mesa 7.6 to > unst

Bug#550562: Blob firmware loader corrupts filesystem

2010-01-13 Thread Davide Bologna
On Wed, 2010-01-13 at 02:30 -0800, Ben Wong wrote: > > When you say it 'only affect systems that use the radeon/R200_cp.bin > > firmware' do you mean that you tested systems with other Radeon GPU > > versions and they were not affected, or that this problem appeared after > > the firmware was separ

Bug#550562: Blob firmware loader corrupts filesystem

2010-01-13 Thread Julien Cristau
On Wed, Jan 13, 2010 at 02:30:18 -0800, Ben Wong wrote: > > When you say it 'only affect systems that use the radeon/R200_cp.bin > > firmware' do you mean that you tested systems with other Radeon GPU > > versions and they were not affected, or that this problem appeared after > > the firmware was

Bug#550562: Blob firmware loader corrupts filesystem

2010-01-13 Thread Ben Wong
>> firmware when it is separated from the kernel.  (Could it be that the >> binary blob didn't get copied correctly when it was split?) > I've compared them again - they're identical to the blobs previously > embedded in the driver (except for byteswapping). That makes some sense, since DRI actua

Bug#550562: Blob firmware loader corrupts filesystem

2010-01-12 Thread Ben Hutchings
On Tue, 2010-01-12 at 04:30 -0800, Ben Wong wrote: > I have organized this bug report so that the most important information > is at the top so that you can stop reading as soon as you get bored. > > This bug, #550562, should be reclassified as a critical bug and possibly > merged with #560126. I

Bug#550562: Blob firmware loader corrupts filesystem

2010-01-12 Thread Ben Wong
I have organized this bug report so that the most important information is at the top so that you can stop reading as soon as you get bored. This bug, #550562, should be reclassified as a critical bug and possibly merged with #560126. This bug causes severe filesystem corruption and catastrophic