[Bug 91221] [g45] intel_check_page_flip warning in dmesg

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=91221

Rob <benssonrob at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |benssonrob at gmail.com

--- Comment #15 from Rob <benssonrob at gmail.com> ---
Ubuntu 14.10
Intel(R) Core(TM) i5-4300M (Haswell)
3.19.0-18-generic

[949652.026181] ------------[ cut here ]------------
[949652.026217] WARNING: CPU: 0 PID: 0 at
/build/buildd/linux-3.19.0/drivers/gpu/drm/i915/intel_display.c:9717
intel_check_page_flip+0xda/0xf0 [i915]()
[949652.026218] Kicking stuck page flip: queued at 45537038, now 45537047
[949652.026219] Modules linked in: hid_generic snd_usb_audio usbhid
snd_usbmidi_lib mmc_block xt_conntrack ipt_REJECT nf_reject_ipv4 ebtable_filter
ebtables ip6table_filter ip6_tables ctr ccm xt_CHECKSUM iptable_mangle
ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4
nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack xt_tcpudp bridge stp llc
iptable_filter ip_tables x_tables rfcomm binfmt_misc bnep nvram msr
nls_iso8859_1 arc4 dell_wmi sparse_keymap dell_laptop dcdbas i8k intel_rapl
iosf_mbi x86_pkg_temp_thermal uvcvideo intel_powerclamp videobuf2_vmalloc
videobuf2_memops videobuf2_core v4l2_common videodev kvm_intel iwlmvm media kvm
mac80211 joydev btusb snd_soc_rt5640 bluetooth snd_soc_rl6231 snd_soc_core
snd_compress snd_pcm_dmaengine snd_seq_midi snd_seq_midi_event serio_raw
i915_bpo
[949652.026241]  snd_hda_codec_realtek snd_hda_codec_generic intel_ips iwlwifi
lpc_ich snd_hda_intel snd_hda_controller cfg80211 snd_hda_codec snd_hwdep
mei_me snd_pcm mei shpchp ie31200_edac edac_core snd_rawmidi snd_seq
8250_fintek dell_smo8800 snd_seq_device snd_timer dw_dmac dw_dmac_core
snd_soc_sst_acpi snd i2c_hid hid soundcore i2c_designware_platform 8250_dw
i2c_designware_core mac_hid spi_pxa2xx_platform coretemp parport_pc ppdev lp
parport autofs4 dm_crypt crct10dif_pclmul crc32_pclmul ghash_clmulni_intel
aesni_intel i915 aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd psmouse
i2c_algo_bit drm_kms_helper e1000e ahci drm libahci sdhci_pci ptp pps_core wmi
sdhci_acpi video sdhci
[949652.026263] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G        W     
3.19.0-18-generic #18-Ubuntu
[949652.026264] Hardware name: Dell Inc. Latitude E6440/0YX2X3, BIOS A12
05/19/2015
[949652.026265]  ffffffffc0528de8 ffff88021ea03d28 ffffffff817c27cd
0000000000000007
[949652.026266]  ffff88021ea03d78 ffff88021ea03d68 ffffffff8107593a
ffff88021ea03d88
[949652.026268]  ffff88021491d000 ffff88021497f000 0000000000000000
ffff88021497f1a8
[949652.026270] Call Trace:
[949652.026271]  <IRQ>  [<ffffffff817c27cd>] dump_stack+0x45/0x57
[949652.026278]  [<ffffffff8107593a>] warn_slowpath_common+0x8a/0xc0
[949652.026280]  [<ffffffff810759b6>] warn_slowpath_fmt+0x46/0x50
[949652.026292]  [<ffffffffc04d48fa>] intel_check_page_flip+0xda/0xf0 [i915]
[949652.026303]  [<ffffffffc04a17f8>] ironlake_irq_handler+0x2e8/0xfd0 [i915]
[949652.026305]  [<ffffffff813bdd04>] ? timerqueue_del+0x24/0x70
[949652.026308]  [<ffffffff810cd577>] handle_irq_event_percpu+0x77/0x1a0
[949652.026310]  [<ffffffff810cd6e1>] handle_irq_event+0x41/0x70
[949652.026312]  [<ffffffff810d074e>] handle_edge_irq+0x6e/0x120
[949652.026313]  [<ffffffff81017772>] handle_irq+0x22/0x40
[949652.026315]  [<ffffffff817cc83f>] do_IRQ+0x4f/0xf0
[949652.026317]  [<ffffffff817ca6ad>] common_interrupt+0x6d/0x6d
[949652.026318]  <EOI>  [<ffffffff81664bd5>] ? cpuidle_enter_state+0x65/0x160
[949652.026321]  [<ffffffff81664bc1>] ? cpuidle_enter_state+0x51/0x160
[949652.026322]  [<ffffffff81664db7>] cpuidle_enter+0x17/0x20
[949652.026324]  [<ffffffff810b6a51>] cpu_startup_entry+0x311/0x3b0
[949652.026326]  [<ffffffff817b7397>] rest_init+0x77/0x80
[949652.026328]  [<ffffffff81d4cfce>] start_kernel+0x482/0x48f
[949652.026330]  [<ffffffff81d4c120>] ? early_idt_handlers+0x120/0x120
[949652.026331]  [<ffffffff81d4c4d7>] x86_64_start_reservations+0x2a/0x2c
[949652.026333]  [<ffffffff81d4c61c>] x86_64_start_kernel+0x143/0x152
[949652.026334] ---[ end trace 9f190cf920f5f258 ]---

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