* Re: [Bugme-new] [Bug 10666] New: cfag12864bfb messing up vc on load
[not found] <bug-10666-10286@http.bugzilla.kernel.org/>
@ 2008-05-11 18:06 ` Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2008-05-11 18:06 UTC (permalink / raw)
To: linux-fbdev-devel; +Cc: devzero, bugme-daemon
(switched to email. Please respond via emailed reply-to-all, not via the
bugzilla web interface).
On Sun, 11 May 2008 05:10:41 -0700 (PDT) bugme-daemon@bugzilla.kernel.org wrote:
> http://bugzilla.kernel.org/show_bug.cgi?id=10666
>
> Summary: cfag12864bfb messing up vc on load
> Product: Drivers
> Version: 2.5
> KernelVersion: 2.6.21+
> Platform: All
> OS/Version: Linux
> Tree: Mainline
> Status: NEW
> Severity: low
> Priority: P1
> Component: Console/Framebuffers
> AssignedTo: jsimmons@infradead.org
> ReportedBy: devzero@web.de
>
>
> Latest working kernel version: n/a
>
> Earliest failing kernel version: at least 2.6.21
>
> Distribution: opensuse 10.3
>
> Hardware Environment: vmware
>
> Software Environment: opensuse 10.3 + kernel 2.6.26rc1
>
> Problem Description:
> when doing some module regression testing (load/unload most available modules),
> cfag12864bfb driver always kills the local console on load and locks you out.
> visible area of vc shrinks to 16x4 and output freezing. this happens if you
> don`t have appropriate hardware attached, cannot test with hw attached (don`t
> own such). no vc switching afterwards. cannot unload module from remote (ssh)
> either. need reboot.
>
> Steps to reproduce:
> save all of your important data, switch to textconsole, modprobe cfag12864bfb
>
> dmesg shows:
> Console: switching to mono frame buffer device 16x8
> fb0: cfag12864b frame buffer device
>
> contacted the author who confirmed the issue and tells that this didn`t happen
> initially. iirc, he thinks this is a regression due to change in framebuffer
> layer. didn`t get a response since then, maybe he`s lacking time.
> i`m putting it here so it`s being marked as a ToDo and won`t get lost.
>
>
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