Messages in this thread | | | From | Dave Airlie <> | Date | Tue, 10 Oct 2017 17:40:28 +1000 | Subject | Re: [PATCH 6/6] drm: Add four ioctls for managing drm mode object leases [v4] |
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> + */ > + ret = idr_alloc(&leases, &drm_lease_idr_object , object_id, object_id + 1, GFP_KERNEL);
In current kernels, the idr_alloc warns if start < 0, so if object_id is a negative signed integer, which your igt tests actually make it.
So we get an ugly debug splat from the idr code, you should probably make sure object_id is something valid in signed space first, to avoid the splat.
Dave.
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