[Intel-gfx] 3.13.1 - WARNING at drivers/gpu/drm/i915/i915_irq.c:1240
Thomas Meyer
thomas at m3y3r.de
Sat Feb 8 12:51:23 CET 2014
Am Freitag, den 07.02.2014, 09:46 +0100 schrieb Daniel Vetter:
> On Thu, Feb 06, 2014 at 11:29:34PM +0100, Thomas Meyer wrote:
> > Am Dienstag, den 04.02.2014, 21:17 +0100 schrieb Daniel Vetter:
> > > On Tue, Feb 04, 2014 at 08:37:02PM +0100, Thomas Meyer wrote:
> > > >
> > > > Hi,
> > > >
> > > > I see a *lot* of these warning in 3.13.1.
> > > > 3.12.x never showed this problem.
> > > > Any ideas?!
> > >
> > > Can you please try latest the drm-intel-nightly git branch from
> > > git://anongit.freedesktop.org/drm-intel ?
> > >
> > > If that one's still affected then please boot with drm.debug=0xe added to
> > > your kernel cmdline, reproduce the WARN and attach the complete dmesg.
> > >
> >
> > Hi,
> >
> > with 3.13.0-drm-00890-g4055ebc (drm-intel-nightly) I get these warnings:
>
> Can you please boot with drm.debug=0xe and attach the complete dmesg?
here you go. dmesg in attachment.
>
> Thanks, Daniel
>
> >
> > [ 0.550068] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
> > [ 0.550070] [drm] Driver supports precise vblank timestamp query.
> > [ 0.550146] vgaarb: device changed decodes: PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem
> > [ 0.621056] [drm:i965_irq_handler] *ERROR* pipe A underrun
> > [ 0.860335] fbcon: inteldrmfb (fb0) is primary device
> > [ 0.940094] ------------[ cut here ]------------
> > [ 0.940103] WARNING: CPU: 0 PID: 1 at drivers/gpu/drm/i915/intel_panel.c:714 i965_enable_backlight+0x12a/0x150()
> > [ 0.940103] backlight already enabled
> > [ 0.940105] Modules linked in:
> > [ 0.940109] CPU: 0 PID: 1 Comm: swapper Not tainted 3.13.0-drm-00890-g4055ebc #122
> > [ 0.940110] Hardware name: Acer Aspire 1810T/JM11-MS, BIOS v1.3310 03/25/2010
> > [ 0.940113] 0000000000000009 ffff8802368a1448 ffffffff81546104 ffff8802368a1480
> > [ 0.940115] ffffffff810391fc ffff880234ff4000 0000000000000000 ffff880234fb8400
> > [ 0.940118] 00000000c0000000 ffff880236a11c00 ffff8802368a14e0 ffffffff81039267
> > [ 0.940119] Call Trace:
> > [ 0.940125] [<ffffffff81546104>] dump_stack+0x19/0x1b
> > [ 0.940129] [<ffffffff810391fc>] warn_slowpath_common+0x6c/0x90
> > [ 0.940132] [<ffffffff81039267>] warn_slowpath_fmt+0x47/0x50
> > [ 0.940135] [<ffffffff81547f09>] ? schedule_timeout+0xf9/0x190
> > [ 0.940138] [<ffffffff8136f5da>] i965_enable_backlight+0x12a/0x150
> > [ 0.940141] [<ffffffff813875f0>] ? gen4_write64+0x30/0x30
> > [ 0.940144] [<ffffffff81370576>] intel_panel_enable_backlight+0x96/0xd0
> > [ 0.940146] [<ffffffff8135a7b8>] intel_enable_lvds+0x158/0x170
> > [ 0.940148] [<ffffffff813875f0>] ? gen4_write64+0x30/0x30
> > [ 0.940152] [<ffffffff8134f151>] i9xx_crtc_enable+0x2f1/0x420
> > [ 0.940155] [<ffffffff81351a3f>] __intel_set_mode+0x8af/0x1660
> > [ 0.940159] [<ffffffff81354b61>] intel_set_mode+0x11/0x30
> > [ 0.940162] [<ffffffff81355614>] intel_crtc_set_config+0x984/0xc70
> > [ 0.940165] [<ffffffff812dd768>] ? set_inverse_trans_unicode.isra.5+0xb8/0xd0
> > [ 0.940169] [<ffffffff8130f27d>] drm_mode_set_config_internal+0x5d/0xe0
> > [ 0.940173] [<ffffffff81300059>] drm_fb_helper_set_par+0x69/0xf0
> > [ 0.940177] [<ffffffff812814c4>] fbcon_init+0x504/0x580
> > [ 0.940180] [<ffffffff812ded33>] visual_init+0xb3/0x110
> > [ 0.940183] [<ffffffff812e12a3>] do_bind_con_driver+0x153/0x320
> > [ 0.940186] [<ffffffff812e1a44>] do_take_over_console+0x114/0x1c0
> > [ 0.940188] [<ffffffff8127ce4b>] do_fbcon_takeover+0x5b/0xc0
> > [ 0.940191] [<ffffffff8128202d>] fbcon_event_notify+0x60d/0x720
> > [ 0.940194] [<ffffffff8105841c>] notifier_call_chain+0x4c/0x70
> > [ 0.940197] [<ffffffff81058768>] __blocking_notifier_call_chain+0x48/0x70
> > [ 0.940200] [<ffffffff810587a1>] blocking_notifier_call_chain+0x11/0x20
> > [ 0.940204] [<ffffffff81272a16>] fb_notifier_call_chain+0x16/0x20
> > [ 0.940207] [<ffffffff81274996>] register_framebuffer+0x1e6/0x320
> > [ 0.940211] [<ffffffff812ffd47>] drm_fb_helper_initial_config+0x327/0x500
> > [ 0.940214] [<ffffffff81357e68>] ? intel_modeset_setup_hw_state+0x8e8/0xbe0
> > [ 0.940217] [<ffffffff810f4074>] ? __kmalloc+0xc4/0xf0
> > [ 0.940220] [<ffffffff810f414c>] ? kmem_cache_alloc+0xac/0xb0
> > [ 0.940224] [<ffffffff8138e38c>] intel_fbdev_initial_config+0x1c/0x20
> > [ 0.940227] [<ffffffff813218b1>] i915_driver_load+0xda1/0xde0
> > [ 0.940231] [<ffffffff81309696>] drm_dev_register+0x76/0x160
> > [ 0.940234] [<ffffffff8130ba4b>] drm_get_pci_dev+0x9b/0x210
> > [ 0.940237] [<ffffffff8131de96>] i915_pci_probe+0x36/0x50
> > [ 0.940240] [<ffffffff8125a6ec>] pci_device_probe+0x7c/0xe0
> > [ 0.940244] [<ffffffff8139c1dd>] driver_probe_device+0x6d/0x230
> > [ 0.940247] [<ffffffff8139c46b>] __driver_attach+0x8b/0x90
> > [ 0.940250] [<ffffffff8139c3e0>] ? __device_attach+0x40/0x40
> > [ 0.940253] [<ffffffff8139a513>] bus_for_each_dev+0x63/0xa0
> > [ 0.940256] [<ffffffff8139bd39>] driver_attach+0x19/0x20
> > [ 0.940258] [<ffffffff8139b9a0>] bus_add_driver+0x170/0x220
> > [ 0.940262] [<ffffffff817e41b8>] ? drm_core_init+0x109/0x109
> > [ 0.940265] [<ffffffff8139ca5f>] driver_register+0x5f/0xf0
> > [ 0.940268] [<ffffffff817e41b8>] ? drm_core_init+0x109/0x109
> > [ 0.940271] [<ffffffff81258e6a>] __pci_register_driver+0x3a/0x40
> > [ 0.940273] [<ffffffff8130bcd5>] drm_pci_init+0x115/0x130
> > [ 0.940276] [<ffffffff817e41b8>] ? drm_core_init+0x109/0x109
> > [ 0.940279] [<ffffffff817e4222>] i915_init+0x6a/0x6c
> > [ 0.940281] [<ffffffff8100030a>] do_one_initcall+0x10a/0x160
> > [ 0.940284] [<ffffffff81052e38>] ? parse_args+0x1e8/0x320
> > [ 0.940287] [<ffffffff817baf7c>] kernel_init_freeable+0x142/0x1d1
> > [ 0.940290] [<ffffffff817ba80e>] ? do_early_param+0x88/0x88
> > [ 0.940292] [<ffffffff8153f790>] ? rest_init+0x80/0x80
> > [ 0.940295] [<ffffffff8153f799>] kernel_init+0x9/0x120
> > [ 0.940297] [<ffffffff8154ba7a>] ret_from_fork+0x7a/0xb0
> > [ 0.940300] [<ffffffff8153f790>] ? rest_init+0x80/0x80
> > [ 0.940305] ---[ end trace 529feadd43242174 ]---
> > [ 1.002905] Console: switching to colour frame buffer device 170x48
> >
> > And this one, but I'm not sure if this one is related:
> >
> > [ 1.886833] ata2: SATA link down (SStatus 0 SControl 300)
> > [ 1.920205] irq 16: nobody cared (try booting with the "irqpoll" option)
> > [ 1.920269] CPU: 0 PID: 56 Comm: irq/16-uhci_hcd Tainted: G W 3.13.0-drm-00890-g4055ebc #122
> > [ 1.920271] Hardware name: Acer Aspire 1810T/JM11-MS, BIOS v1.3310 03/25/2010
> > [ 1.920274] ffff880236a11758 ffff880234a0de28 ffffffff81546104 ffff880234a0de48
> > [ 1.920279] ffffffff81072984 ffff880236a11700 0000000000000010 ffff880234a0de88
> > [ 1.920282] ffffffff81072c01 0000000000000246 ffff8802349ddae0 ffff880236a11700
> > [ 1.920286] Call Trace:
> > [ 1.920295] [<ffffffff81546104>] dump_stack+0x19/0x1b
> > [ 1.920300] [<ffffffff81072984>] __report_bad_irq.isra.7+0x24/0xc0
> > [ 1.920304] [<ffffffff81072c01>] note_interrupt+0x191/0x1e0
> > [ 1.920308] [<ffffffff81071610>] ? irq_thread_fn+0x40/0x40
> > [ 1.920312] [<ffffffff8107186d>] irq_thread+0x11d/0x120
> > [ 1.920316] [<ffffffff81071690>] ? wake_threads_waitq.part.30+0x30/0x30
> > [ 1.920320] [<ffffffff81071750>] ? irq_thread_dtor+0xc0/0xc0
> > [ 1.920324] [<ffffffff81054dbb>] kthread+0xcb/0xf0
> > [ 1.920328] [<ffffffff81054cf0>] ? kthread_worker_fn+0x170/0x170
> > [ 1.920333] [<ffffffff8154ba7a>] ret_from_fork+0x7a/0xb0
> > [ 1.920337] [<ffffffff81054cf0>] ? kthread_worker_fn+0x170/0x170
> > [ 1.920339] handlers:
> > [ 1.920361] [<ffffffff81071000>] irq_default_primary_handler threaded [<ffffffff813f11a0>] usb_hcd_irq
> > [ 1.920438] [<ffffffff81071000>] irq_default_primary_handler threaded [<ffffffff813f11a0>] usb_hcd_irq
> > [ 1.920513] Disabling IRQ #16
> >
> >
> >
>
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