Riskcovery

CVE-2025-38353

drm/xe: Fix taking invalid lock on wedge

State
Published
Severity
Not scored
Published
Jul 25, 2025
Updated
May 11, 2026
Reserved
Apr 16, 2025

Read the record on cve.org

Description

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]

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • dd08ebf6c3525a7ea2186e636df064ea47281987 to before a6d81b2d7037ef36163ad16459ed3fd17cb1b596Affected
  • dd08ebf6c3525a7ea2186e636df064ea47281987 to before 20eec7018e132a023f84ccbdf56b6c5b73d3094fAffected
  • dd08ebf6c3525a7ea2186e636df064ea47281987 to before 1e1981b16bb1bbe2fafa57ed439b45cb5b34e32dAffected
LinuxLinux
  • 6.8Affected
  • before 6.8Not affected
  • 6.12.36 through 6.12.*Not affected
  • 6.15.5 through 6.15.*Not affected
  • 6.16 and laterNot affected

References

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