On 04/04/2015 11:24 AM, Francis Gerund wrote: > Is there a way in Centos 7 to boot into an alternate video setup? > > Some distributions have an option to boot into something called VESA (or > something similar). Something that might not have the fanciest features, > but more likely to at least just work. > > On Fri, Apr 3, 2015 at 8:58 PM, Francis Gerund <ranrund@xxxxxxxxx> wrote: > >> Updated the kernel as suggested to 3.19, did not solve problem. >> Unbelievable! Oh, well . . . >> >> >> On Fri, Apr 3, 2015 at 8:13 PM, Francis Gerund <ranrund@xxxxxxxxx> wrote: >> >>> Okay, thanks to all who took the time to reply. >>> >>> What a shame; I hadn't planned on spending Easter weekend learning to do >>> kernel upgrades, but . . . here it goes. >>> >>> >>> >>> On Fri, Apr 3, 2015 at 5:59 PM, Ned Slider <ned@xxxxxxxxxxxxxx> wrote: >>> >>>> >>>> >>>> On 03/04/15 20:41, Francis Gerund wrote: >>>>> Well, it could be the same, but the bug report does seem to refer to >>>> the >>>>> bug being in kernel series 3.18. I am just using whatever 3.10 series >>>>> kernel comes standard with Centos 7.x. >>>>> >>>> >>>> Well, the CentOS kernel is a 3.10 kernel in name (or number) only. Red >>>> Hat backport much stuff from later kernels, and in this case that >>>> includes much broken code for the Intel i915 driver. The code is broken >>>> from around 3.15 and still not completely fixed in the current 4.0-rc6 >>>> code base. Updating to a newer kernel, and hence a newer i915 driver, >>>> may or may not help, but it doesn't hurt to try. >>>> >>>>> I don't know anything about bug reports, and I an not familiar with >>>>> swapping out kernels in Centos. >>>>> >>>>> BTW, is El Repo another name for the EPEL repository? >>>>> >>>> >>>> No, they are two completely separate repositories: >>>> >>>> http://wiki.centos.org/AdditionalResources/Repositories >>>> >>>>> >>>>> >>>>> On Fri, Apr 3, 2015 at 1:07 PM, Akemi Yagi <amyagi@xxxxxxxxx> wrote: >>>>> >>>>>> On Fri, Apr 3, 2015 at 10:30 AM, Francis Gerund <ranrund@xxxxxxxxx> >>>> wrote: >>>>>>> Hello! >>>>>>> >>>>>>> No updates for days until 2015-04-01. Then presented with huge >>>> steaming >>>>>>> pile of updates all at once, apparently related to Centos 7.1 >>>> release. >>>>>> >>>>>>> After reboot, there is a problem with the video. It seems to flicker >>>>>> when >>>>>>> the mouse pointer touches the screen edges. Also, sometimes when >>>> viewing >>>>>>> pages in Firefox, the window becomes partially covered with >>>> horizontal >>>>>>> black lines. >>>>>>> >>>>>>> During reboots, before the login screen appears, there are quickly >>>>>>> disappearing messages seeming to include references to "drm:9" and >>>> some >>>>>>> sort of "underrun". >>>>>>> >>>>>>> In the terminal window, I get a message: >>>>>>> >>>>>>> ABRT has detected 3 problem(s). For more info run: abrt-cli list >>>> --since >>>>>>> 1428078184 >>>>>>> >>>>>>> When I do that, I get: >>>>>>> >>>>>>> id (blah, blah) >>>>>>> reason: WARNING: at drivers/gpu/drm/i915/intel_display.c:869 >>>>>>> intel_wait_for_vblank+0x211/0x220 [i915]() >>>>>>> time: Fri 03 Apr 2015 11:41:49 AM CDT >>>>>>> cmdline: BOOT_IMAGE=/vmlinuz-3.10.0-229.1.2.el7.x86_64 >>>>>>> root=UUID=(blah, blah) ro vconsole.keymap=us >>>>>>> vconsole.font=latarcyrheb-sun16 rhgb quiet LANG=en_US.UTF-8 >>>>>>> count: 1 >>>>>>> Directory: /var/tmp/abrt/oops-2015-04-03-11:41:49-590-0 >>>>>> >>>>>> Does this kernel.org bug look similar to yours? >>>>>> >>>>>> https://bugzilla.kernel.org/show_bug.cgi?id=86771 >>>>>> >>>>>> I suggest you try kernel-ml from ELRepo and see if that fixes the >>>> issue. Does this look like your bug: https://bugzilla.redhat.com/show_bug.cgi?id=1204610
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