<4> [201.423700] 
-> #0 (debugfs:i915_lpsp_capability#2){++++}-{0:0}:
<4> [201.423743]        drm_debugfs_connector_remove+0x19/0x30
<4> [201.423751]        drm_connector_unregister+0x8b/0xb0
<4> [201.423759]        drm_connector_unregister_all+0x52/0x90
<4> [201.423766]        drm_modeset_unregister_all+0xd/0x30
<4> [201.423773]        drm_dev_unregister+0x4f/0xa0
<4> [201.423779]        drm_dev_unplug+0x23/0x40
<4> [201.423784]        i915_driver_remove+0x95/0x100 [i915]
<4> [201.424126]        i915_pci_remove+0x19/0x30 [i915]
<4> [201.424422] Chain exists of:
  debugfs:i915_lpsp_capability#2 --> &of->mutex --> &sb->s_type->i_mutex_key#2

<4> [201.424475]   lock(debugfs:i915_lpsp_capability#2);
<4> [201.424534]  #3: ffffffff827cbbc0 (drm_connector_list_iter){.+.+}-{0:0}, ...
<4> [201.424548]  #4: ffff88810adb90d0 (&connector->mutex){+.+.}-{3:3}, at: dr...
<4> [201.424701]  drm_debugfs_connector_remove+0x19/0x30
...

<4> [471.331605] 2 locks held by i915_selftest/5466: