*** This bug is a duplicate of bug 778641 ***
https://bugs.launchpad.net/bugs/778641
Natty , 2.6.38-14-generic x86_64
[ 36.678379] ------------[ cut here ]------------
[ 36.678434] WARNING: at
/build/buildd/linux-2.6.38/drivers/gpu/drm/i915/intel_display.c:1125
intel_disable_pipe+0x1a8/0x1b0 [i915]()
[ 36.678443] Hardware name: GE620/GE620DX/FX620DX/FX623
[ 36.678450] plane 1 assertion failure, should be off on pipe A but is still
active
[ 36.678456] Modules linked in: bbswitch parport_pc ppdev snd_hda_codec_hdmi
snd_hda_codec_realtek coretemp wlan_scan_sta ath_rate_sample joydev
snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi
snd_seq_midi_event snd_seq snd_timer snd_seq_device snd psmouse serio_raw
soundcore snd_page_alloc ath_pci wlan ath_hal lp parport sha256_generic
aesni_intel cryptd aes_x86_64 aes_generic dm_crypt usb_storage uas usbhid hid
i915 drm_kms_helper ahci drm r8169 libahci xhci_hcd i2c_algo_bit video [last
unloaded: nvidia]
[ 36.678511] Pid: 1091, comm: Xorg Tainted: P 2.6.38-14-generic
#58-Ubuntu
[ 36.678513] Call Trace:
[ 36.678521] [<ffffffff81065d4f>] ? warn_slowpath_common+0x7f/0xc0
[ 36.678526] [<ffffffff81065e46>] ? warn_slowpath_fmt+0x46/0x50
[ 36.678537] [<ffffffffa00e68b8>] ? intel_disable_pipe+0x1a8/0x1b0 [i915]
[ 36.678547] [<ffffffffa00e8d84>] ? ironlake_crtc_disable+0xa4/0x910 [i915]
[ 36.678557] [<ffffffffa00e969e>] ? ironlake_crtc_prepare+0xe/0x10 [i915]
[ 36.678570] [<ffffffffa00af5c7>] ? drm_crtc_helper_set_mode+0x317/0x4e0
[drm_kms_helper]
[ 36.678577] [<ffffffffa00b04ad>] ? drm_crtc_helper_set_config+0x84d/0xa10
[drm_kms_helper]
[ 36.678582] [<ffffffff812e5974>] ? snprintf+0x34/0x40
[ 36.678595] [<ffffffffa0028a9b>] ? drm_mode_setcrtc+0x21b/0x450 [drm]
[ 36.678605] [<ffffffffa00e0283>] ? intel_crtc_gamma_set+0x63/0x70 [i915]
[ 36.678612] [<ffffffffa001a384>] ? drm_ioctl+0x3e4/0x4c0 [drm]
[ 36.678620] [<ffffffffa0028880>] ? drm_mode_setcrtc+0x0/0x450 [drm]
[ 36.678625] [<ffffffff8117659f>] ? do_vfs_ioctl+0x8f/0x360
[ 36.678629] [<ffffffff81164f23>] ? vfs_write+0x123/0x180
[ 36.678632] [<ffffffff81176901>] ? sys_ioctl+0x91/0xa0
[ 36.678637] [<ffffffff8100c002>] ? system_call_fastpath+0x16/0x1b
[ 36.678640] ---[ end trace baf55ad24dbc04f7 ]---
3.0.0-17-generic, module-init-tools and procps from oneiric make this
problem to disappear in my case
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https://bugs.launchpad.net/bugs/924905
Title:
WARNING: at
/build/buildd/linux-2.6.38/drivers/gpu/drm/i915/intel_display.c:1125
intel_disable_pipe+0x1a8/0x1b0 [i915]()
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