I am seeing the following warning during suspend/resume on 3.10-rc6. Is this a known issue?
[ 2375.024986] ------------[ cut here ]------------ [ 2375.025034] WARNING: at drivers/gpu/drm/i915/intel_display.c:1656 ironlake_crtc_disable+0x865/0x890 [i915]() [ 2375.025096] Modules linked in: bnep rfcomm parport_pc ppdev arc4 iwldvm mac80211 ext2 i915 iwlwifi joydev coretemp uvcvideo snd_hda_codec_hdmi kvm_intel snd_hda_codec_realtek kvm snd_hda_intel videobuf2_core snd_hda_codec videodev cfg80211 media videobuf2_vmalloc snd_hwdep videobuf2_memops snd_pcm drm_kms_helper snd_seq_midi drm snd_rawmidi btusb snd_seq_midi_event snd_seq bluetooth ghash_clmulni_intel aesni_intel ablk_helper tpm_infineon cryptd snd_timer lrw snd_seq_device gf128mul glue_helper psmouse snd aes_x86_64 microcode samsung_laptop soundcore serio_raw i2c_algo_bit snd_page_alloc lpc_ich tpm_tis video mac_hid lp wmi parport r8169 [ 2375.025102] CPU: 2 PID: 70 Comm: kworker/u16:5 Not tainted 3.10.0-rc6+ #11 [ 2375.025105] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 900X3C/900X3D/900X4C/900X4D/SAMSUNG_NP1234567890, BIOS P03AAC 07/12/2012 [ 2375.025117] Workqueue: events_unbound async_run_entry_fn [ 2375.025126] 0000000000000009 ffff8803f05aba48 ffffffff81690861 ffff8803f05aba88 [ 2375.025130] ffffffff81043870 ffff8803fd954000 ffff88040cede000 ffff8803fd954000 [ 2375.025134] ffff8803fd956688 00000000000e0300 ffff880404826800 ffff8803f05aba98 [ 2375.025136] Call Trace: [ 2375.025149] [<ffffffff81690861>] dump_stack+0x19/0x1b [ 2375.025158] [<ffffffff81043870>] warn_slowpath_common+0x70/0xa0 [ 2375.025167] [<ffffffff810438ba>] warn_slowpath_null+0x1a/0x20 [ 2375.025197] [<ffffffffa0411f35>] ironlake_crtc_disable+0x865/0x890 [i915] [ 2375.025222] [<ffffffffa0413408>] __intel_set_mode+0x458/0xd00 [i915] [ 2375.025249] [<ffffffffa041d5d9>] intel_modeset_setup_hw_state+0x679/0xa60 [i915] [ 2375.025261] [<ffffffff81693dbd>] ? mutex_lock+0x1d/0x50 [ 2375.025277] [<ffffffffa03e8277>] __i915_drm_thaw+0x137/0x1d0 [i915] [ 2375.025293] [<ffffffffa03e85cb>] i915_resume+0x7b/0xd0 [i915] [ 2375.025310] [<ffffffffa03e8636>] i915_pm_resume+0x16/0x20 [i915] [ 2375.025317] [<ffffffff81355173>] pci_pm_restore+0x73/0xd0 [ 2375.025324] [<ffffffff81355100>] ? pci_pm_default_resume+0x50/0x50 [ 2375.025330] [<ffffffff81355100>] ? pci_pm_default_resume+0x50/0x50 [ 2375.025339] [<ffffffff81424ca5>] dpm_run_callback.isra.3+0x45/0x80 [ 2375.025345] [<ffffffff8142565b>] device_resume+0xdb/0x200 [ 2375.025351] [<ffffffff814257a1>] async_resume+0x21/0x50 [ 2375.025359] [<ffffffff8107000b>] async_run_entry_fn+0x3b/0x140 [ 2375.025367] [<ffffffff8106269e>] process_one_work+0x16e/0x3f0 [ 2375.025374] [<ffffffff81062db2>] worker_thread+0x122/0x370 [ 2375.025382] [<ffffffff81062c90>] ? rescuer_thread+0x330/0x330 [ 2375.025389] [<ffffffff810695d0>] kthread+0xc0/0xd0 [ 2375.025397] [<ffffffff81069510>] ? kthread_create_on_node+0x130/0x130 [ 2375.025404] [<ffffffff8169f51c>] ret_from_fork+0x7c/0xb0 [ 2375.025411] [<ffffffff81069510>] ? kthread_create_on_node+0x130/0x130 [ 2375.025415] ---[ end trace e597428d95220943 ]--- [ 2375.025440] WARNING: at drivers/gpu/drm/i915/intel_display.c:1091 assert_pch_pll+0x18f/0x1f0 [i915]() [ 2375.025444] PCH PLL state for reg c6014 assertion failure (expected off, current on), val=89086008 [ 2375.025494] Modules linked in: bnep rfcomm parport_pc ppdev arc4 iwldvm mac80211 ext2 i915 iwlwifi joydev coretemp uvcvideo snd_hda_codec_hdmi kvm_intel snd_hda_codec_realtek kvm snd_hda_intel videobuf2_core snd_hda_codec videodev cfg80211 media videobuf2_vmalloc snd_hwdep videobuf2_memops snd_pcm drm_kms_helper snd_seq_midi drm snd_rawmidi btusb snd_seq_midi_event snd_seq bluetooth ghash_clmulni_intel aesni_intel ablk_helper tpm_infineon cryptd snd_timer lrw snd_seq_device gf128mul glue_helper psmouse snd aes_x86_64 microcode samsung_laptop soundcore serio_raw i2c_algo_bit snd_page_alloc lpc_ich tpm_tis video mac_hid lp wmi parport r8169 [ 2375.025499] CPU: 2 PID: 70 Comm: kworker/u16:5 Tainted: G W 3.10.0-rc6+ #11 [ 2375.025501] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 900X3C/900X3D/900X4C/900X4D/SAMSUNG_NP1234567890, BIOS P03AAC 07/12/2012 [ 2375.025510] Workqueue: events_unbound async_run_entry_fn [ 2375.025515] 0000000000000009 ffff8803f05ab9a8 ffffffff81690861 ffff8803f05ab9e8 [ 2375.025519] ffffffff81043870 0000000000000009 ffff8803fd954000 ffff8803fd956688 [ 2375.025523] 0000000000000000 0000000000000000 0000000089086008 ffff8803f05aba48 [ 2375.025524] Call Trace: [ 2375.025531] [<ffffffff81690861>] dump_stack+0x19/0x1b [ 2375.025539] [<ffffffff81043870>] warn_slowpath_common+0x70/0xa0 [ 2375.025546] [<ffffffff81043956>] warn_slowpath_fmt+0x46/0x50 [ 2375.025568] [<ffffffffa040d36f>] assert_pch_pll+0x18f/0x1f0 [i915] [ 2375.025590] [<ffffffffa0411c79>] ironlake_crtc_disable+0x5a9/0x890 [i915] [ 2375.025610] [<ffffffffa0413408>] __intel_set_mode+0x458/0xd00 [i915] [ 2375.025635] [<ffffffffa041d5d9>] intel_modeset_setup_hw_state+0x679/0xa60 [i915] [ 2375.025645] [<ffffffff81693dbd>] ? mutex_lock+0x1d/0x50 [ 2375.025660] [<ffffffffa03e8277>] __i915_drm_thaw+0x137/0x1d0 [i915] [ 2375.025676] [<ffffffffa03e85cb>] i915_resume+0x7b/0xd0 [i915] [ 2375.025693] [<ffffffffa03e8636>] i915_pm_resume+0x16/0x20 [i915] [ 2375.025698] [<ffffffff81355173>] pci_pm_restore+0x73/0xd0 [ 2375.025705] [<ffffffff81355100>] ? pci_pm_default_resume+0x50/0x50 [ 2375.025712] [<ffffffff81355100>] ? pci_pm_default_resume+0x50/0x50 [ 2375.025718] [<ffffffff81424ca5>] dpm_run_callback.isra.3+0x45/0x80 [ 2375.025725] [<ffffffff8142565b>] device_resume+0xdb/0x200 [ 2375.025731] [<ffffffff814257a1>] async_resume+0x21/0x50 [ 2375.025741] [<ffffffff8107000b>] async_run_entry_fn+0x3b/0x140 [ 2375.025748] [<ffffffff8106269e>] process_one_work+0x16e/0x3f0 [ 2375.025756] [<ffffffff81062db2>] worker_thread+0x122/0x370 [ 2375.025764] [<ffffffff81062c90>] ? rescuer_thread+0x330/0x330 [ 2375.025770] [<ffffffff810695d0>] kthread+0xc0/0xd0 [ 2375.025778] [<ffffffff81069510>] ? kthread_create_on_node+0x130/0x130 [ 2375.025784] [<ffffffff8169f51c>] ret_from_fork+0x7c/0xb0 [ 2375.025791] [<ffffffff81069510>] ? kthread_create_on_node+0x130/0x130 [ 2375.025794] ---[ end trace e597428d95220944 ]--- -- Shuah Shuah Khan, Linux Kernel Developer - Open Source Group Samsung Research America (Silicon Valley) [email protected] | (970) 672-0658 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
