== Series Details == Series: drm: update locking for modesetting (rev6) URL : https://patchwork.freedesktop.org/series/93864/ State : failure == Summary == Applying: drm: fix null ptr dereference in drm_master_release Applying: drm: convert drm_device.master_mutex into a rwsem Applying: drm: lock drm_global_mutex earlier in the ioctl handler Applying: drm: avoid races with modesetting rights error: sha1 information is lacking or useless (drivers/gpu/drm/drm_ioctl.c). error: could not build fake ancestor hint: Use 'git am --show-current-patch=diff' to see the failed patch Patch failed at 0004 drm: avoid races with modesetting rights When you have resolved this problem, run "git am --continue". If you prefer to skip this patch, run "git am --skip" instead. To restore the original branch and stop patching, run "git am --abort".