I get the following splat in my tests running 3.14-rc2:
[ 3.955123] WARNING: CPU: 0 PID: 1 at /work/autotest/nobackup/linux-test.git/drivers/gpu/drm/i915/intel_display.c:857 intel_wait_for_pipe_off+0x17a/0x2d0() [ 3.955124] pipe_off wait timed out [ 3.955127] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.14.0-rc2-test+ #10 [ 3.955128] Hardware name: /DG965MQ, BIOS MQ96510J.86A.0372.2006.0605.1717 06/05/2006 [ 3.955133] 0000000000000359 ffff88007d075868 ffffffff828dff7d 0000000000000006 [ 3.955136] ffff88007d0758b8 ffff88007d0758a8 ffffffff8106c015 0000000000001000^M [ 3.955139] ffff880078d58000 0000000000071008 00000000fffb7b90 0000000000001000 [ 3.955140] Call Trace: [ 3.955144] [<ffffffff828dff7d>] dump_stack+0x77/0x9e [ 3.955147] [<ffffffff8106c015>] warn_slowpath_common+0xa5/0xf0 [ 3.955150] [<ffffffff8106c0f1>] warn_slowpath_fmt+0x51/0x60 [ 3.955153] [<ffffffff81b74e02>] ? gen4_read32+0x52/0x70 [ 3.955156] [<ffffffff81b1cd0a>] intel_wait_for_pipe_off+0x17a/0x2d0 [ 3.955158] [<ffffffff81b1cf64>] intel_disable_pipe+0x104/0x110^M [ 3.955161] [<ffffffff81b1e1ae>] i9xx_crtc_disable+0x11e/0x4a0 [ 3.955163] [<ffffffff81b28034>] intel_crtc_update_dpms+0x94/0xe0 [ 3.955166] [<ffffffff81b31c38>] intel_modeset_setup_hw_state+0x9f8/0x1020 [ 3.955168] [<ffffffff81b743c0>] ? gen4_write64+0x80/0x80 [ 3.955170] [<ffffffff81b322c2>] intel_modeset_gem_init+0x62/0x80 [ 3.955173] [<ffffffff81ae4f90>] i915_driver_load+0x15e0/0x1760 [ 3.955176] [<ffffffff81cafafb>] ? device_add+0x31b/0xa20 [ 3.955180] [<ffffffff8197c8a4>] drm_dev_register+0xb4/0x260 [ 3.955182] [<ffffffff8197fb5e>] drm_get_pci_dev+0x15e/0x320 [ 3.955186] [<ffffffff810d369d>] ? trace_hardirqs_on+0x1d/0x30 [ 3.955188] [<ffffffff81adf36e>] i915_pci_probe+0x4e/0x80 [ 3.955191] [<ffffffff8175524d>] pci_device_probe+0xdd/0x190 [ 3.955194] [<ffffffff81cb5928>] driver_probe_device+0xc8/0x550 [ 3.955196] [<ffffffff81cb5eab>] __driver_attach+0xfb/0x110 [ 3.955198] [<ffffffff81cb5db0>] ? driver_probe_device+0x550/0x550 [ 3.955200] [<ffffffff81cb2bce>] bus_for_each_dev+0x9e/0xf0 [ 3.955202] [<ffffffff81cb5481>] driver_attach+0x21/0x30 [ 3.955204] [<ffffffff81cb3aef>] bus_add_driver+0x16f/0x340 [ 3.955207] [<ffffffff81cb68a7>] driver_register+0xa7/0x190 [ 3.955209] [<ffffffff81754e7f>] __pci_register_driver+0x6f/0x80 [ 3.955211] [<ffffffff8197fe79>] drm_pci_init+0x159/0x170 [ 3.955214] [<ffffffff8356b260>] ? radeon_init+0xfb/0xfb^M [ 3.955217] [<ffffffff8356b305>] i915_init+0xa5/0xae [ 3.955220] [<ffffffff8351a5c5>] do_one_initcall+0xe1/0x1b2 [ 3.955223] [<ffffffff8351a832>] kernel_init_freeable+0x19c/0x29d [ 3.955225] [<ffffffff8351996d>] ? loglevel+0x46/0x46 [ 3.955228] [<ffffffff828d2c50>] ? rest_init+0x120/0x120 [ 3.955230] [<ffffffff828d2c61>] kernel_init+0x11/0x1a0 [ 3.955233] [<ffffffff82900a3c>] ret_from_fork+0x7c/0xb0 [ 3.955235] [<ffffffff828d2c50>] ? rest_init+0x120/0x120^M [ 3.955256] ---[ end trace 708152452bf03fad ]---
Config attached.
-- Steve