CVE-2025-38353 — drm/xe: Fix taking invalid lock on wedge
In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fix taking invalid lock on wedge If device wedges on e.g. GuC upload, the submission is not yet ena…
Published: 2025-07-25 · CVSS: Unscored
In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fix taking invalid lock on wedge If device wedges on e.g. GuC upload, the submission is not yet enabled and the state is not even initialized. Protect the wedge call so it does nothing in this case. It fixes the following splat: [] xe 0000:bf:00.0: [drm] device wedged, needs recovery [] ------------[ cut here ]------------ [] DEBUG_LOCKS_WARN_ON(lock->magic != lock) [] WARNING: CPU: 48 PID: 312 at kernel/locking/mutex.c:564 __mutex_lock+0x8a1/0xe60 ... [] RIP: 0010:__mutex_lock+0x8a1/0xe60 [] mutex_lock_nested+0x1b/0x30 [] xe_guc_submit_wedge+0x80/0x2b0 [xe]
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7