1985908 - On camera access crashing Fenix and Focus tabs

Status: RESOLVED DUPLICATE of bug 1985868

(Core :: WebRTC: Audio/Video, defect)

Description

[Aaron Train [:aaronmt]]

Build from ui-test-arm via https://treeherder.mozilla.org/jobs?repo=autoland&selectedTaskRun=TRzzI24SQFaLJ2hMoUtwcw.0&searchStr=ui-&revision=84867e28e9032f408a7374d9c6ea0194a1421676

Install: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/dm1JHvkLR1GgLarxYsj4dQ/artifacts/public/build/target.arm64-v8a.apk

Build: 2025-08-28 (Autoland) / ARM64 Android API 34 AVDs

This is crashing Fenix and Focus tabs on access to camera in all Focus/Fenix ui-test jobs.

STR:

• https://mozilla-mobile.github.io/testapp/v2.0/permissions.html
• Tap Camera and Microphone, accept permissions

logcat on the matrices don't show much details unfortunately to grab from the AVDs on Test Lab other than

08-28 16:14:43.230  6241  6777 D WEBRTC-JC: stopCapture
08-28 16:14:43.230  6241  6777 I org.webrtc.Logging: CameraCapturer: Stop capture
08-28 16:14:43.230  6241  6777 I org.webrtc.Logging: CameraCapturer: Stop capture: Nulling session
08-28 16:14:43.231  6241  6777 I org.webrtc.Logging: CameraCapturer: Stop capture done
08-28 16:14:43.231  6241  6777 D WEBRTC-JC: stopCapture done
08-28 16:14:43.231  6241  6777 D HelpersAndroid: Detaching thread from JVM[tid=6777]
08-28 16:14:43.231  6241  6777 D HelpersAndroid: Attaching thread to JVM[tid=6777]
08-28 16:14:43.231  6241  6777 D HelpersAndroid: Detaching thread from JVM[tid=6777]
08-28 16:14:43.231  6241  6786 I org.webrtc.Logging: Camera2Session: Stop camera2 session on camera 1
08-28 16:14:43.231  6241  6786 I org.webrtc.Logging: Camera2Session: Stop internal
08-28 16:14:43.231  6241  6786 I org.webrtc.Logging: SurfaceTextureHelper: stopListening()
08-28 16:14:43.234   571  4541 I ActivityManager: Process org.mozilla.focus.debug:tab31 (pid 6444) has died: fg  BTOP

Comment 1

[Aaron Train [:aaronmt]]

Attachment: videoframe_8195.png

Comment 2

[BugBot [:suhaib / :marco/ :calixte]]

:pehrsons, since you are the author of the regressor, bug 1286945, could you take a look? Also, could you set the severity field?

For more information, please visit BugBot documentation.

Comment 3

[Andreas Pehrson [:pehrsons]]

Same root cause as bug 1985868 I believe. Marking tentatively.