linux-kernel - i915 INFO: trying to register non-static key.

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Message-ID: <20130731162252.GC4724@pd.tnic>
Date:	Wed, 31 Jul 2013 18:22:52 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org
Cc:	lkml <linux-kernel@...r.kernel.org>
Subject: i915 INFO: trying to register non-static key.

Dudes,

has anyone already reported this (happens on Linus of today +
tip/master):

[    0.608465] Linux agpgart interface v0.103
[    0.608615] [drm] Initialized drm 1.1.0 20060810
[    0.612050] [drm] Memory usable by graphics device = 2048M
[    0.612212] i915 0000:00:02.0: setting latency timer to 64
[    0.674824] INFO: trying to register non-static key.
[    0.674904] the code is fine but needs lockdep annotation.
[    0.674983] turning off the locking correctness validator.
[    0.675063] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 3.11.0-rc3+ #1
[    0.675146] Hardware name: LENOVO 2320CTO/2320CTO, BIOS G2ET86WW (2.06 ) 11/13/2012
[    0.675244]  0000000000000002 ffff880213c9d708 ffffffff815bc9d4 0000000000000000
[    0.675539]  ffffffff82608750 ffff880213c9d808 ffffffff810aa864 ffff88021d283fc0
[    0.675828]  ffffffff82654e60 0000000000000000 ffffffff00000000 ffff880200000000
[    0.676116] Call Trace:
[    0.676194]  [<ffffffff815bc9d4>] dump_stack+0x4f/0x84
[    0.676281]  [<ffffffff810aa864>] __lock_acquire+0x1774/0x1d80
[    0.676366]  [<ffffffff81010d6f>] ? save_stack_trace+0x2f/0x50
[    0.676451]  [<ffffffff810a6d7f>] ? save_trace+0x3f/0xc0
[    0.676535]  [<ffffffff810aa36d>] ? __lock_acquire+0x127d/0x1d80
[    0.676621]  [<ffffffff810ab445>] lock_acquire+0x85/0x130
[    0.676705]  [<ffffffff810682f5>] ? flush_work+0x5/0x280
[    0.676787]  [<ffffffff8106833c>] flush_work+0x4c/0x280
[    0.676870]  [<ffffffff810682f5>] ? flush_work+0x5/0x280
[    0.676954]  [<ffffffff810abd8e>] ? mark_held_locks+0xae/0x120
[    0.677039]  [<ffffffff8106a961>] ? __cancel_work_timer+0x71/0x110
[    0.677125]  [<ffffffff8106a96d>] __cancel_work_timer+0x7d/0x110
[    0.677207]  [<ffffffff8106aa13>] cancel_delayed_work_sync+0x13/0x20
[    0.677292]  [<ffffffff813c1e15>] intel_disable_gt_powersave+0x65/0x410
[    0.677379]  [<ffffffff813c3b39>] intel_gt_sanitize+0x49/0xb0
[    0.677463]  [<ffffffff81372541>] i915_driver_load+0x611/0xe90
[    0.677550]  [<ffffffff8135acce>] drm_get_pci_dev+0x17e/0x2a0
[    0.677632]  [<ffffffff8136ddec>] i915_pci_probe+0x2c/0x70
[    0.677716]  [<ffffffff812b27fb>] local_pci_probe+0x4b/0x80
[    0.677798]  [<ffffffff812b2a61>] pci_device_probe+0x111/0x120
[    0.677885]  [<ffffffff813dc06b>] driver_probe_device+0x7b/0x240
[    0.677971]  [<ffffffff813dc2db>] __driver_attach+0xab/0xb0
[    0.678053]  [<ffffffff813dc230>] ? driver_probe_device+0x240/0x240
[    0.678138]  [<ffffffff813da0ed>] bus_for_each_dev+0x5d/0xa0
[    0.678222]  [<ffffffff813dbb2e>] driver_attach+0x1e/0x20
[    0.678304]  [<ffffffff813db64f>] bus_add_driver+0x10f/0x270
[    0.678390]  [<ffffffff813dc9ba>] driver_register+0x7a/0x170
[    0.678471]  [<ffffffff812b1874>] __pci_register_driver+0x64/0x70
[    0.678558]  [<ffffffff81b2b68a>] ? ftrace_define_fields_drm_vblank_event+0x6d/0x6d
[    0.678660]  [<ffffffff8135af05>] drm_pci_init+0x115/0x130
[    0.678740]  [<ffffffff81b2b68a>] ? ftrace_define_fields_drm_vblank_event+0x6d/0x6d
[    0.678843]  [<ffffffff81b2b6f0>] i915_init+0x66/0x68
[    0.678927]  [<ffffffff8100031a>] do_one_initcall+0x11a/0x170
[    0.679012]  [<ffffffff8106f800>] ? parse_args+0xa0/0x360
[    0.679096]  [<ffffffff81af2f92>] kernel_init_freeable+0x108/0x197
[    0.679182]  [<ffffffff81af283f>] ? do_early_param+0x8c/0x8c
[    0.679266]  [<ffffffff815b3350>] ? rest_init+0xd0/0xd0
[    0.679349]  [<ffffffff815b335e>] kernel_init+0xe/0xf0
[    0.679427]  [<ffffffff815cca5c>] ret_from_fork+0x7c/0xb0
[    0.679509]  [<ffffffff815b3350>] ? rest_init+0xd0/0xd0
[    0.680182] i915 0000:00:02.0: irq 42 for MSI/MSI-X
[    0.680278] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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