CVE-2025-68793 drm/amdgpu: fix a job->pasid access race in gpu recovery

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix a job-pasid access race in gpu recovery Avoid a possible UAF in GPU recovery due to a race between the sched timeout callback and the tdr work queue. The gpu recovery function calls drmschedstop and later...