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]
Metrics
Affected Vendors & Products
References
History
Tue, 29 Jul 2025 12:30:00 +0000
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References |
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Metrics |
threat_severity
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cvssV3_1
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Mon, 28 Jul 2025 13:00:00 +0000
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First Time appeared |
Linux
Linux linux Kernel |
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Vendors & Products |
Linux
Linux linux Kernel |
Fri, 25 Jul 2025 13:15:00 +0000
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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] | |
Title | drm/xe: Fix taking invalid lock on wedge | |
References |
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Status: PUBLISHED
Assigner: Linux
Published: 2025-07-25T12:47:25.188Z
Updated: 2025-07-28T11:16:45.184Z
Reserved: 2025-04-16T04:51:24.007Z
Link: CVE-2025-38353

No data.

Status : Awaiting Analysis
Published: 2025-07-25T13:15:23.650
Modified: 2025-07-25T15:29:19.837
Link: CVE-2025-38353
