[Bug 90313] New: [i915] drivers/gpu/drm/i915/intel_display.c:9713 intel_check_page_flip+0xda/0xf0 [i915]()

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=90313

            Bug ID: 90313
           Summary: [i915] drivers/gpu/drm/i915/intel_display.c:9713
                    intel_check_page_flip+0xda/0xf0 [i915]()
           Product: DRI
           Version: unspecified
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: freedesktop at ondrej.org
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

I have this crashes on my Macbook Air. It doesn't hangs notebook.

* Ubuntu 15.04
* MacBookAir6,2
* Linux jupiter 3.19.0-15-generic #15-Ubuntu SMP Thu Apr 16 23:32:37 UTC 2015
x86_64 x86_64 x86_64 GNU/Linux
* libdrm-2.4.60
* kernel cmdline: i915.enable_rc6=1 i915.enable_fbc=1 i915.lvds_downclock=1
vt.handoff=7

It's seems that I'm not alone:
* https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1420290
* https://bugzilla.redhat.com/show_bug.cgi?id=1190511
* https://bugzilla.redhat.com/show_bug.cgi?id=1181071
* https://bugzilla.redhat.com/show_bug.cgi?id=1184161
* https://bugzilla.redhat.com/show_bug.cgi?id=1183209

[  132.862376] ------------[ cut here ]------------
[  132.862433] WARNING: CPU: 2 PID: 0 at
/build/buildd/linux-3.19.0/drivers/gpu/drm/i915/intel_display.c:9713
intel_check_page_flip+0xda/0xf0 [i915]()
[  132.862436] Kicking stuck page flip: queued at 7087, now 7095
[  132.862438] Modules linked in: pci_stub vboxpci(OE) vboxnetadp(OE)
vboxnetflt(OE) vboxdrv(OE) binfmt_misc rfcomm bnep nls_iso8859_1 btusb
bluetooth mba6x_bl(OE) joydev applesmc input_polldev intel_rapl iosf_mbi
x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm crct10dif_pclmul
crc32_pclmul wl(POE) ghash_clmulni_intel snd_seq_midi snd_seq_midi_event
snd_hda_codec_hdmi snd_hda_codec_cirrus aesni_intel bcm5974
snd_hda_codec_generic aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd
snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm lpc_ich
cfg80211 snd_rawmidi thunderbolt bdc_pci shpchp snd_seq mei_me mei
snd_seq_device dw_dmac_pci snd_timer dw_dmac_core snd soundcore sbs sbshc
spi_pxa2xx_platform apple_bl mac_hid parport_pc ppdev lp parport autofs4
hid_generic hid_apple usbhid hid i915 i2c_algo_bit drm_kms_helper ahci uas
libahci drm usb_storage video
[  132.862499] CPU: 2 PID: 0 Comm: swapper/2 Tainted: P     U     OE 
3.19.0-15-generic #15-Ubuntu
[  132.862502] Hardware name: Apple Inc. MacBookAir6,2/Mac-7DF21CB3ED6977E5,
BIOS MBA61.88Z.0099.B18.1501071032 01/07/2015
[  132.862504]  ffffffffc03c4e10 ffff88026f283d28 ffffffff817c2205
0000000000000007
[  132.862507]  ffff88026f283d78 ffff88026f283d68 ffffffff8107595a
ffff88026f283d88
[  132.862511]  ffff880035ea4000 ffff880035e90800 0000000000000000
ffff880035e909a8
[  132.862514] Call Trace:
[  132.862517]  <IRQ>  [<ffffffff817c2205>] dump_stack+0x45/0x57
[  132.862531]  [<ffffffff8107595a>] warn_slowpath_common+0x8a/0xc0
[  132.862534]  [<ffffffff810759d6>] warn_slowpath_fmt+0x46/0x50
[  132.862563]  [<ffffffffc0370a3a>] intel_check_page_flip+0xda/0xf0 [i915]
[  132.862588]  [<ffffffffc033d948>] ironlake_irq_handler+0x2e8/0xfd0 [i915]
[  132.862596]  [<ffffffff810956ff>] ? notifier_call_chain+0x4f/0x80
[  132.862602]  [<ffffffff810cd5f7>] handle_irq_event_percpu+0x77/0x1a0
[  132.862606]  [<ffffffff810cd761>] handle_irq_event+0x41/0x70
[  132.862612]  [<ffffffff810d07ce>] handle_edge_irq+0x6e/0x120
[  132.862615]  [<ffffffff81017772>] handle_irq+0x22/0x40
[  132.862620]  [<ffffffff817cc27f>] do_IRQ+0x4f/0xf0
[  132.862623]  [<ffffffff817ca0ed>] common_interrupt+0x6d/0x6d
[  132.862625]  <EOI>  [<ffffffff816643d5>] ? cpuidle_enter_state+0x65/0x160
[  132.862632]  [<ffffffff816643c1>] ? cpuidle_enter_state+0x51/0x160
[  132.862635]  [<ffffffff816645b7>] cpuidle_enter+0x17/0x20
[  132.862639]  [<ffffffff810b6a41>] cpu_startup_entry+0x311/0x3b0
[  132.862643]  [<ffffffff81048f97>] start_secondary+0x197/0x1c0
[  132.862646] ---[ end trace facd2167bed8b109 ]---

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