[Realme 8] Kilo_Eurocorp:
Here is a more stripped down log of what is happepening during the registration process of the fingerprint:

01-23 16:34:55.345 1411 1611 I ActivityTaskManager: START u0 {cmp=com.android.settings/.biometrics.fingerprint.FingerprintEnrollEnrolling (has extras)} from uid 1000

01-23 16:34:55.348 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.352 1411 7393 W ActivityTaskManager: Tried to set launchTime (0) < mLastActivityLaunchTime (8155215)

01-23 16:34:55.360 27492 27492 I SetupLibrary: [ThemeHelper] Return SudFullDynamicColorTheme_DayNight

01-23 16:34:55.362 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.363 27492 29205 D libMEOW : meow new tls: 0xb400007a3b7bc220

01-23 16:34:55.363 27492 29205 D libMEOW : applied 1 plugins for [com.android.settings]:

01-23 16:34:55.363 27492 29205 D libMEOW : plugin 1: [libMEOW_gift.so]: 0xb4000079fb5b9840

01-23 16:34:55.363 27492 29205 D libMEOW : rebuild call chain: 0xb400007a3b94c3b0

01-23 16:34:55.363 27492 29205 D libMEOW : meow delete tls: 0xb400007a3b7bc220

01-23 16:34:55.365 810 810 I Accelerometer: batch: handle:0, flag:0,samplingPeriodNs:80000000 maxBatchReportLatencyNs:0

01-23 16:34:55.366 810 810 I Accelerometer: flush, flushCnt:1

01-23 16:34:55.377 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.379 27492 27492 D FingerprintEnrollEnrolling: Enrollment not started yet

01-23 16:34:55.380 810 887 I Accelerometer: flush complete, flushCnt:0

01-23 16:34:55.385 1411 1611 D CoreBackPreview: Window{6a80f8e u0 com.android.settings/com.android.settings.biometrics.fingerprint.FingerprintEnrollEnrolling}: Setting back callback OnBackInvokedCallbackInfo{mCallback=android.window.IOnBackInvokedCallback$Stub$Proxy@c01e3bc, mPriority=-1}

01-23 16:34:55.396 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.396 27492 27510 E OpenGLRenderer: Unable to match the desired swap behavior.

01-23 16:34:55.400 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.401 27492 27510 W Parcel : Expecting binder but got null!

01-23 16:34:55.406 1411 1515 I ActivityTaskManager: Displayed com.android.settings/.biometrics.fingerprint.FingerprintEnrollEnrolling: +60ms

01-23 16:34:55.409 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.411 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.426 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.428 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.429 2531 2531 I GoogleInputMethodService: GoogleInputMethodService.onFinishInput():3227

01-23 16:34:55.430 2531 2531 I GoogleInputMethodService: GoogleInputMethodService.updateDeviceLockedStatus():2087 repeatCheckTimes = 0, unlocked = true

01-23 16:34:55.431 2531 2531 I GoogleInputMethodService: GoogleInputMethodService.onStartInput():1877 onStartInput(EditorInfo{inputType=0x0(NULL) imeOptions=0x0 privateImeOptions=null actionName=UNSPECIFIED actionLabel=null actionId=0 initialSelStart=-1 initialSelEnd=-1 initialCapsMode=0x0 hintText=null label=null packageName=com.android.settings fieldId=-1 fieldName=null extras=null}, false)

01-23 16:34:55.431 2531 2531 I GoogleInputMethodService: GoogleInputMethodService.shouldHideHeaderOnInitialState():4008 ShouldHideHeaderOnInitialState = false

01-23 16:34:55.432 2531 2531 I GoogleInputMethodService: GoogleInputMethodService.updateDeviceLockedStatus():2087 repeatCheckTimes = 2, unlocked = true

01-23 16:34:55.440 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.446 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.455 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.461 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.475 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.476 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.492 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.494 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.510 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.512 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.526 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.543 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.559 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.576 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.591 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.609 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.628 27492 27510 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.635 27492 27510 D OpenGLRenderer: endAllActiveAnimators on 0xb40000794b614fe0 (InsetDrawable) with handle 0xb40000785b6579a0

01-23 16:34:55.648 1411 1411 D BiometricScheduler/Fingerprint21: [Added] {[31] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}, new queue size: 1

01-23 16:34:55.648 1411 1411 D BiometricScheduler/Fingerprint21: [Polled] {[31] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}, State: 0

01-23 16:34:55.648 1411 1411 D BiometricScheduler/Fingerprint21: [Started] {[31] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}

01-23 16:34:55.648 1411 1411 D FingerprintUpdateActiveUserClient: Already user: com.android.server.biometrics.sensors.fingerprint.hidl.Fingerprint21$$ExternalSyntheticLambda1@ece22d8, returning

01-23 16:34:55.648 1411 1411 D BiometricSchedulerOperation: [Finished / destroy]: {[31] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}

01-23 16:34:55.648 1411 1411 V BiometricSchedulerOperation: started: {[31] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}, State: 5

01-23 16:34:55.648 1411 1411 D BiometricScheduler/Fingerprint21: [Added] {[32] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintEnrollClient, proto=2, owner=com.android.settings, cookie=0, requestId=10, userId=0}, new queue size: 1

01-23 16:34:55.648 1411 1411 V BiometricScheduler/Fingerprint21: Not idle, current operation: {[31] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}, State: 5

01-23 16:34:55.648 1411 1411 D BiometricScheduler/Fingerprint21: [Finishing] {[31] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintUpdateActiveUserClient, proto=1, owner=android, cookie=0, requestId=-1, userId=0}, success: true

01-23 16:34:55.648 1411 1411 D BiometricScheduler/Fingerprint21: [Polled] {[32] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintEnrollClient, proto=2, owner=com.android.settings, cookie=0, requestId=10, userId=0}, State: 0

01-23 16:34:55.649 1411 1411 D GestureAvailabilityTracker: Notifying gesture availability, active=false

01-23 16:34:55.649 810 810 I WiseLight: batch: handle:90, flag:0,samplingPeriodNs:200000000 maxBatchReportLatencyNs:0

01-23 16:34:55.651 1411 1411 V ALSProbe: Enable ALS: 68047126

01-23 16:34:55.651 1411 1411 D BiometricScheduler/Fingerprint21: [Started] {[32] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintEnrollClient, proto=2, owner=com.android.settings, cookie=0, requestId=10, userId=0}

01-23 16:34:55.651 1411 1411 D BiometricStateCallback: State updated from 0 to 1, client {[32] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintEnrollClient, proto=2, owner=com.android.settings, cookie=0, requestId=10, userId=0}

01-23 16:34:55.653 1157 1157 D android.hardware.biometrics.fingerprint@2.1-service: OpticalFingerprint enroll

01-23 16:34:55.653 1157 1157 E [GF_HAL][FingerprintCore]: [enroll] gid : 0.

01-23 16:34:55.653 1157 1157 E [GF_HAL][SZFingerprintCore]: [prepareEnrollRequest] spmt is not pass, please to do the process of spmt

01-23 16:34:55.653 1157 1157 E [GF_HAL][FingerprintCore]: [enroll] exit. err=GF_ERROR_CANCELED, errno=1008

01-23 16:34:55.653 1157 1157 E android.hardware.biometrics.fingerprint@2.1-service: An unknown error returned from fingerprint vendor library: 1008

01-23 16:34:55.653 1411 1411 V BiometricSchedulerOperation: started: {[32] com.android.server.biometrics.sensors.fingerprint.hidl.FingerprintEnrollClient, proto=2, owner=com.android.settings, cookie=0, requestId=10, userId=0}, State: 2

01-23 16:34:55.654 1721 1721 V UdfpsEnrollHelper: Using old coordinates

01-23 16:34:55.665 1411 7393 D CoreBackPreview: Window{1668a2 u0 UdfpsControllerOverlay}: Setting back callback OnBackInvokedCallbackInfo{mCallback=android.window.IOnBackInvokedCallback$Stub$Proxy@28274f0, mPriority=0}

01-23 16:34:55.667 1721 1721 V UdfpsController: showUdfpsOverlay | adding window reason=2

01-23 16:34:55.668 1721 1721 V UdfpsView: onAttachedToWindow

01-23 16:34:55.675 1721 1920 E OpenGLRenderer: Unable to match the desired swap behavior.

01-23 16:34:55.681 1721 1920 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:55.682 1721 1920 W Parcel : Expecting binder but got null!

01-23 16:34:56.008 805 1002 I hwcomposer: [HWC] (0)fire a callback of refresh to SF[4]

01-23 16:34:56.033 872 872 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:56.176 1411 1411 W AccessibilityManagerService: wait for adding window timeout: 246

01-23 16:34:56.188 1721 1721 V UdfpsController: onTouch | action down

01-23 16:34:56.255 1157 1157 D android.hardware.biometrics.fingerprint@2.1-service: onFingerDown

01-23 16:34:56.255 1157 1157 E [GF_HAL][FingerprintCore]: [touchdown]in

01-23 16:34:56.255 1157 1157 E [GF_HAL][FingerprintCore]: [set_hypnus] entry, action_type is 12, action_timeout is 500

01-23 16:34:56.255 1157 1157 D android.hardware.biometrics.fingerprint@2.1-service: hypnusdSetAction(type=12, timeout=500)

01-23 16:34:56.255 1157 1157 I android.hardware.biometrics.fingerprint@2.1-service: fingerprint try to acquire orms hal client !!!

01-23 16:34:56.256 542 542 I hwservicemanager: getTransport: Cannot find entry vendor.oplus.hardware.orms@1.0::IOrmsHalProxy/ORMS_HAL_PROXY in either framework or device VINTF manifest.

01-23 16:34:56.256 1157 1157 D OrmsHalClient: Unable to get Orms Hal Service!

01-23 16:34:56.256 1157 1157 D OrmsHalClient: OrmsHalClient connect Orms_Hal_Proxy failed!

01-23 16:34:56.256 542 542 I hwservicemanager: getTransport: Cannot find entry vendor.oplus.hardware.orms@1.0::IOrmsHalProxy/ORMS_HAL_PROXY in either framework or device VINTF manifest.

01-23 16:34:56.256 1157 1157 D OrmsHalClient: Unable to get Orms Hal Service!

01-23 16:34:56.256 1157 1157 D OrmsHalClient: OrmsHalClient check access permission failed!

01-23 16:34:56.256 1157 1157 D OrmsHalClient: get orms hal client instance failed

01-23 16:34:56.256 1157 1157 W RefBase : RefBase: Explicit destruction, weak count = 0 (in 0xb400007d708c3450). Use sp<> to manage this object.

01-23 16:34:56.257 1157 1157 W RefBase : CallStack::getCurrentInternal not linked, returning null

01-23 16:34:56.257 1157 1157 W RefBase : CallStack::logStackInternal not linked

01-23 16:34:56.257 1157 1157 E android.hardware.biometrics.fingerprint@2.1-service: fingerprint orms setAction fail

01-23 16:34:56.263 1721 1721 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:56.263 1721 1721 V UdfpsController: onTouch | finger down: minor: 12,0, major: 12,0, v: 0,0, exceedsVelocityThreshold: false

01-23 16:34:56.271 1721 1920 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:56.274 1721 1920 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:56.283 872 872 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:56.303 872 872 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:56.320 872 872 E gralloc4: Empty SMPTE 2094-40 data

01-23 16:34:56.417 1721 1721 V UdfpsController: onTouch | finger move: minor: 13,0, major: 13,0, v: 0,0, exceedsVelocityThreshold: false

01-23 16:34:56.463 1721 1721 V UdfpsController: onTouch | finger up

01-23 16:34:56.465 1721 1721 E BufferQueueProducer: [SurfaceView[UdfpsControllerOverlay]#164(BLAST Consumer)164](id:6b9000000a4,api:0,p:-1,c:1721) disconnect: not connected (req=2)

01-23 16:34:56.465 1157 1157 D android.hardware.biometrics.fingerprint@2.1-service: onFingerUp

01-23 16:34:56.465 1157 1157 E [GF_HAL][FingerprintCore]: [touchup] in