[Kernel-packages] [Bug 1170917] Re: Powering down inactive GPU while running X causes NULL pointer dereference

2013-11-04 Thread Christopher M. Penalver
Matthieu Baerts, could you please test the latest mainline kernel via http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.12-saucy/ and advise to the results? ** Description changed: - Hello, - - I'm using Ubuntu Raring 13.04 with the latest version of the kernel - available in these repos

[Kernel-packages] [Bug 1170917] Re: Powering down inactive GPU while running X causes NULL pointer dereference

2013-11-03 Thread Christopher M. Penalver
Matthieu Baerts, did this problem not occur in a release prior to Raring? ** Changed in: linux (Ubuntu) Status: Triaged = Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1170917] Re: Powering down inactive GPU while running X causes NULL pointer dereference

2013-11-03 Thread Matthieu Baerts
@Christopher: without the workaround given in comment #7 I had this problem with the development version of Saucy. Now, I'm using Trusty and I have kernel oops (due to the Radeon module) when using the kernel 3.12 (I have to report a new bug...) ** Changed in: linux (Ubuntu) Status:

[Kernel-packages] [Bug 1170917] Re: Powering down inactive GPU while running X causes NULL pointer dereference

2013-11-03 Thread Christopher M. Penalver
Matthieu Baerts, so regarding release pre-Raring (not Saucy or Trusty, but Quantal, Precise, etc.) did you not have this problem? ** Changed in: linux (Ubuntu) Status: Confirmed = Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is

[Kernel-packages] [Bug 1170917] Re: Powering down inactive GPU while running X causes NULL pointer dereference

2013-11-03 Thread Matthieu Baerts
@Christopher: I didn't have this bug with Precise and Raring (I've not tested with Precise and the kernel 3.8 but I guess we still have this bug) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu.

[Kernel-packages] [Bug 1170917] Re: Powering down inactive GPU while running X causes NULL pointer dereference

2013-11-03 Thread Christopher M. Penalver
Mattieu Baerts: 'I didn't have this bug with Precise and Raring (I've not tested with Precise and the kernel 3.8 but I guess we still have this bug) This statement seems to contradict itself. You are saying you did not have the bug in Precise or Raring, but then you haven't tested Precise or

[Kernel-packages] [Bug 1170917] Re: Powering down inactive GPU while running X causes NULL pointer dereference

2013-11-03 Thread Matthieu Baerts
Sorry, I would said: 'I didn't have this bug with Precise and *Quantal*' I've this bug when using Kernel 3.8 and newer. When using Precise 12.04.0 or Quantal 12.10, I didn't have this bug because the version of the kernel is 3.8. But with Precise 12.04.3 (kernel 3.8), I guess this bug is there

[Kernel-packages] [Bug 1170917] Re: Powering down inactive GPU while running X causes NULL pointer dereference

2013-11-03 Thread Christopher M. Penalver
** Tags added: needs-upstream-testing regression-release -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1170917 Title: Powering down inactive GPU while running X causes NULL pointer

[Kernel-packages] [Bug 1170917] Re: Powering down inactive GPU while running X causes NULL pointer dereference

2013-09-08 Thread Matthieu Baerts
I forgot to say this: for those who have this bug, simply add this line in a service which is launched before X' start (e.g. in /etc/init/lightdm.conf, just after the line with 'script'): echo OFF /sys/kernel/debug/vgaswitcheroo/switch -- You received this bug notification because you are

[Kernel-packages] [Bug 1170917] Re: Powering down inactive GPU while running X causes NULL pointer dereference

2013-09-04 Thread Matthieu Baerts
I now have this crash all the time at startup (I'm using Ubuntu 13.10, kernel 3.11) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1170917 Title: Powering down inactive GPU while