Messages in this thread | | | Date | Tue, 06 Sep 2016 12:11:05 +0200 | From | linux@eikelenb ... | Subject | Re: [Intel-gfx] Linux 4.8-rc?: WARNING: at drivers/gpu/drm/i915/intel pm.c:786 6 sandybridge pcode write Missing switch case =?UTF-8?Q?=28=31=36=29=20in=20gen=36=5F |
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On 2016-09-06 11:25, Jani Nikula wrote: > On Tue, 06 Sep 2016, linux@eikelenboom.it wrote: >> L.S., >> >> Since one of the last 4.8 RC's i'm getting the warning below when >> booting on my sandybridge based thinkpad. >> From what it seems the machine still works fine though. > > What does 'lspci -nns 2' say for you?
00:02.0 VGA compatible controller [0300]: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller [8086:0126] (rev 09)
-- Sander
> BR, > Jani. > > >> >> -- >> Sander >> >> [ 2.846265] ------------[ cut here ]------------ >> [ 2.846280] WARNING: CPU: 0 PID: 4 at >> drivers/gpu/drm/i915/intel_pm.c:7866 >> sandybridge_pcode_write+0x104/0x1e0 >> [ 2.846282] Missing switch case (16) in gen6_check_mailbox_status >> [ 2.846284] Modules linked in: >> [ 2.846289] CPU: 0 PID: 4 Comm: kworker/0:0 Not tainted >> 4.8.0-rc5-x220-20160905+ #1 >> [ 2.846290] Hardware name: LENOVO 42912ZU/42912ZU, BIOS 8DET69WW >> (1.39 ) 07/18/2013 >> [ 2.846297] Workqueue: events intel_gen6_powersave_work >> [ 2.846302] 0000000000000000 ffffffff8138bd84 ffff88030fd7bd78 >> 0000000000000000 >> [ 2.846305] ffffffff81062d84 ffff88030d490000 ffff88030fd7bdc8 >> 0000000000000000 >> [ 2.846308] ffff88030d49a438 ffff88030d498830 0000000000000000 >> ffffffff81062dea >> [ 2.846309] Call Trace: >> [ 2.846319] [<ffffffff8138bd84>] ? dump_stack+0x5c/0x78 >> [ 2.846324] [<ffffffff81062d84>] ? __warn+0xb4/0xd0 >> [ 2.846328] [<ffffffff81062dea>] ? warn_slowpath_fmt+0x4a/0x50 >> [ 2.846333] [<ffffffff814edf44>] ? >> sandybridge_pcode_write+0x104/0x1e0 >> [ 2.846338] [<ffffffff814eefd3>] ? >> intel_gen6_powersave_work+0x2a3/0x1400 >> [ 2.846344] [<ffffffff810781ea>] ? process_one_work+0x1ba/0x3d0 >> [ 2.846348] [<ffffffff81078445>] ? worker_thread+0x45/0x4e0 >> [ 2.846351] [<ffffffff81078400>] ? process_one_work+0x3d0/0x3d0 >> [ 2.846355] [<ffffffff8107d678>] ? kthread+0xb8/0xd0 >> [ 2.846362] [<ffffffff817cc8df>] ? ret_from_fork+0x1f/0x40 >> [ 2.846365] [<ffffffff8107d5c0>] ? kthread_worker_fn+0x180/0x180 >> [ 2.846368] ---[ end trace da7b2ca8a6654bfa ]--- >> _______________________________________________ >> Intel-gfx mailing list >> Intel-gfx@lists.freedesktop.org >> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
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