diff --git a/Hlt/Moore/python/Moore/qmtest/exclusions.py b/Hlt/Moore/python/Moore/qmtest/exclusions.py
index 4ebf9c483614bc57820744f365a0280931235ffd..a57b4bf440edf6a9fee84b8114310fbdec8569a7 100644
--- a/Hlt/Moore/python/Moore/qmtest/exclusions.py
+++ b/Hlt/Moore/python/Moore/qmtest/exclusions.py
@@ -32,6 +32,10 @@ remove_known_warnings = LineSkipper(regexps=[
     # https://gitlab.cern.ch/lhcb/Moore/-/merge_requests/783#note_4406625
     (r"ToolSvc.IdealStateCreator +WARNING Extrapolation of True State from"
      r" z = 9[2-4][0-9.]+ to z = 9[2-4][0-9.]+ failed!"),
+    # also due to TrackResChecker see
+    # https://gitlab.cern.ch/lhcb/Rec/-/merge_requests/2788#note_5399928
+    (r"ToolSvc.TrackMasterExtrapolator +WARNING Suppressing message: "
+     r"'Protect against absurd tracks. See debug for details'"),
     # Until tck is implemented HltPackedDataDecoder/HltDecReportsDecoder will raise warning
     r"HltPackedDataDecoder +WARNING TCK in rawbank seems to be 0 .*",
     r"HltPackedDataDe...WARNING TCK in rawbank seems to be 0 .*",
diff --git a/Hlt/RecoConf/options/hlt2_pr_kf_tool_example.py b/Hlt/RecoConf/options/hlt2_pr_kf_tool_example.py
index 017b966dff52d6b7bad457368a5d4ecc597fa6f9..7f11b2661af5fb67440fd98b8951359499c12ca0 100644
--- a/Hlt/RecoConf/options/hlt2_pr_kf_tool_example.py
+++ b/Hlt/RecoConf/options/hlt2_pr_kf_tool_example.py
@@ -15,7 +15,8 @@ from PyConf.Algorithms import (
     TrackContainersMerger, PrCloneKillerLong, PrCloneKillerDown,
     TrackBestTrackCreator, PrKalmanFilterToolExampleAlgo,
     PrKalmanFilterToolExampleAlgo_Downstream,
-    PrKalmanFilterToolExampleAlgo_Velo, PrKalmanFilterToolExampleAlgo_V1)
+    PrKalmanFilterToolExampleAlgo_Velo, PrKalmanFilterToolExampleAlgo_V1,
+    PrKalmanFilterToolExampleAlgo_Seed)
 from PyConf.Tools import (TrackMasterExtrapolator, KalmanFilterTool)
 from RecoConf.hlt1_tracking import (
     make_VeloClusterTrackingSIMD_hits, make_PrStorePrUTHits_hits,
@@ -122,11 +123,27 @@ def make_pr_kf_tool_light_reco_best_tracks(
         name="PrKalmanFilterToolVelo",
         Input=tracks["Velo"]["Pr"]).Output
 
+    fitted_seed = PrKalmanFilterToolExampleAlgo_Seed(
+        HitsVP=vp_hits,
+        HitsUT=ut_hits,
+        HitsFT=ft_hits,
+        TrackFitter=KalmanFilterTool(
+            ReferenceExtrapolator=TrackMasterExtrapolator(
+                MaterialLocator=get_global_materiallocator()),
+            MaxChi2PreOutlierRemoval=20,
+            MaxChi2=max_chi2),
+        name="PrKalmanFilterToolSeed",
+        Input=tracks['Seed']['Pr']).Output
+
+    best_seed = tbtc_template(
+        name="TBTC_seed", TracksInContainers=[fitted_seed]).TracksOutContainer
+
     return {
         'BestLong': best_long,
         'BestDownstream': best_down,
         'SeedDecloned': best_seed,
-        'BestVelo': best_velo
+        'BestVelo': best_velo,
+        'BestSeed': best_seed,
     }
 
 
@@ -162,6 +179,18 @@ def make_refit_kf_tool_light_reco_best_tracks(
         name="PrKalmanFilterToolDownV1",
         Input=tracks['BestDownstream']).Output
 
+    best_seed_refit = PrKalmanFilterToolExampleAlgo_V1(
+        HitsVP=vp_hits,
+        HitsUT=ut_hits,
+        HitsFT=ft_hits,
+        TrackFitter=KalmanFilterTool(
+            ReferenceExtrapolator=TrackMasterExtrapolator(
+                MaterialLocator=get_global_materiallocator()),
+            MaxChi2PreOutlierRemoval=20,
+            MaxChi2=max_chi2_v1),
+        name="PrKalmanFilterToolSeedV1",
+        Input=tracks['BestSeed']).Output
+
     best_velo_refit = PrKalmanFilterToolExampleAlgo_V1(
         HitsVP=vp_hits,
         HitsUT=ut_hits,
@@ -177,7 +206,8 @@ def make_refit_kf_tool_light_reco_best_tracks(
     return {
         'BestLongRefit': best_long_refit,
         'BestDownstreamRefit': best_down_refit,
-        'BestVeloRefit': best_velo_refit
+        'BestVeloRefit': best_velo_refit,
+        'BestSeedRefit': best_seed_refit,
     }
 
 
@@ -198,8 +228,14 @@ def pr_kf_tool_test():
     hlt2_tracks = track_dict
     out_track_types = {
         "Best": [
-            "BestLong", "BestDownstream", "BestVelo", "BestLongRefit",
-            "BestDownstreamRefit", "BestVeloRefit"
+            "BestLong",
+            "BestDownstream",
+            "BestVelo",
+            "BestLongRefit",
+            "BestDownstreamRefit",
+            "BestVeloRefit",
+            "BestSeed",
+            "BestSeedRefit",
         ]
     }
 
@@ -215,6 +251,9 @@ def pr_kf_tool_test():
     resolutions_down = monitor_track_resolution(
         best_tracks['BestDownstream'], per_hit_resolutions=True, suffix="Down")
 
+    resolutions_seed = monitor_track_resolution(
+        best_tracks['BestSeed'], per_hit_resolutions=True, suffix="Seed")
+
     resolutions_velo = monitor_track_resolution(
         best_tracks['BestVelo'], per_hit_resolutions=True, suffix="Velo")
 
@@ -228,14 +267,25 @@ def pr_kf_tool_test():
         per_hit_resolutions=True,
         suffix="DownRefit")
 
+    resolutions_refit_seed = monitor_track_resolution(
+        best_tracks['BestSeedRefit'],
+        per_hit_resolutions=True,
+        suffix="SeedRefit")
+
     resolutions_refit_velo = monitor_track_resolution(
         best_tracks['BestVeloRefit'],
         per_hit_resolutions=True,
         suffix="VeloRefit")
 
     data += [
-        resolutions_velo, resolutions_refit_velo, resolutions_long,
-        resolutions_refit_long, resolutions_down, resolutions_refit_down
+        resolutions_velo,
+        resolutions_refit_velo,
+        resolutions_long,
+        resolutions_refit_long,
+        resolutions_down,
+        resolutions_refit_down,
+        resolutions_seed,
+        resolutions_refit_seed,
     ]
 
     return Reconstruction('hlt2_reco_pr_kf_tool', data, reco_prefilters())
diff --git a/Hlt/RecoConf/options/pr_kf_velo_only.py b/Hlt/RecoConf/options/pr_kf_special_only.py
similarity index 64%
rename from Hlt/RecoConf/options/pr_kf_velo_only.py
rename to Hlt/RecoConf/options/pr_kf_special_only.py
index 9d2c019f40bdc068bfea0d18e0cf58fea9ed3940..99b4b45c6b53b45bb1aabc3d47a7e932bd7a4063 100644
--- a/Hlt/RecoConf/options/pr_kf_velo_only.py
+++ b/Hlt/RecoConf/options/pr_kf_special_only.py
@@ -14,13 +14,16 @@ from RecoConf.hlt1_tracking import (
     all_velo_track_types, make_VeloClusterTrackingSIMD_hits,
     make_PrStorePrUTHits_hits, make_PrStoreSciFiHits_hits,
     TrackMasterExtrapolator, get_global_materiallocator)
-from PyConf.Algorithms import PrKalmanFilter_Velo
+from RecoConf.hlt2_tracking import make_PrHybridSeeding_tracks
+from PyConf.Algorithms import (PrKalmanFilter_Velo, PrKalmanFilter_Seed)
 from RecoConf.mc_checking import monitor_track_resolution
 
 
-def pr_kf_velo_test():
+def pr_kf_special_test():
 
     velo_tracks = all_velo_track_types()
+    scifi_tracks = make_PrHybridSeeding_tracks()
+
     vp_hits = make_VeloClusterTrackingSIMD_hits()
     ut_hits = make_PrStorePrUTHits_hits()
     ft_hits = make_PrStoreSciFiHits_hits()
@@ -35,11 +38,24 @@ def pr_kf_velo_test():
         ReferenceExtrapolator=TrackMasterExtrapolator(
             MaterialLocator=get_global_materiallocator())).Output
 
+    fitted_seed = PrKalmanFilter_Seed(
+        MaxChi2=2.8,
+        MaxChi2PreOutlierRemoval=20,
+        Input=scifi_tracks['Pr'],
+        HitsVP=vp_hits,
+        HitsUT=ut_hits,
+        HitsFT=ft_hits,
+        ReferenceExtrapolator=TrackMasterExtrapolator(
+            MaterialLocator=get_global_materiallocator())).Output
+
     fitted_velo_dict = {"v1": fitted_velo}
-    resolutions = monitor_track_resolution(
-        fitted_velo_dict, per_hit_resolutions=True)
+    fitted_seed_dict = {"v1": fitted_seed}
+    resolutions_velo = monitor_track_resolution(
+        fitted_velo_dict, per_hit_resolutions=True, suffix="Velo")
+    resolutions_seed = monitor_track_resolution(
+        fitted_seed_dict, per_hit_resolutions=True, suffix="Seed")
 
-    return Reconstruction('my_reco', [resolutions])
+    return Reconstruction('my_reco', [resolutions_velo, resolutions_seed])
 
 
-run_reconstruction(options, pr_kf_velo_test)
+run_reconstruction(options, pr_kf_special_test)
diff --git a/Hlt/RecoConf/tests/qmtest/hlt2_reco_full_geometry.qmt b/Hlt/RecoConf/tests/qmtest/hlt2_reco_full_geometry.qmt
index 8ec874196c4d46b2e285f5af660e9026e811d0cd..a1a616e640221c4935fae75c6aa40af470e02a3f 100644
--- a/Hlt/RecoConf/tests/qmtest/hlt2_reco_full_geometry.qmt
+++ b/Hlt/RecoConf/tests/qmtest/hlt2_reco_full_geometry.qmt
@@ -30,10 +30,7 @@ validateWithReference(preproc = ref_preprocessor, counter_preproc = counter_prep
 
 from Moore.qmtest.exclusions import remove_known_warnings
 
-# Ideally we should limit the frequency of "absurd tracks" warnings to about
-# 1 in 1000 events. For now, we check for an exact number since it is easier.
-# ToolSvc.TrackMasterExtrapolator     WARNING Suppressing message: 'Protect against absurd tracks. See debug for details'
-countErrorLines({"FATAL": 0, "ERROR": 0, "WARNING": 1},
+countErrorLines({"FATAL": 0, "ERROR": 0, "WARNING": 0},
                 stdout=remove_known_warnings(stdout))
 
 </text></argument>
diff --git a/Hlt/RecoConf/tests/qmtest/pr_kf_velo_only.qmt b/Hlt/RecoConf/tests/qmtest/pr_kf_special_only.qmt
similarity index 91%
rename from Hlt/RecoConf/tests/qmtest/pr_kf_velo_only.qmt
rename to Hlt/RecoConf/tests/qmtest/pr_kf_special_only.qmt
index de20435ebbc348f0b4550fad0839f99b8b48e077..3ea46e1442cb8f8a39e822ab5260306e5085b41c 100644
--- a/Hlt/RecoConf/tests/qmtest/pr_kf_velo_only.qmt
+++ b/Hlt/RecoConf/tests/qmtest/pr_kf_special_only.qmt
@@ -17,10 +17,10 @@ Make sure HLT2 configures, runs on digi as input and reconstruction does not cha
 <argument name="timeout"><integer>2400</integer></argument>
 <argument name="args"><set>
   <text>$MOOREROOT/tests/options/default_input_and_conds_hlt2.py</text>
-  <text>$RECOCONFROOT/options/pr_kf_velo_only.py</text>
+  <text>$RECOCONFROOT/options/pr_kf_special_only.py</text>
 </set></argument>
 <argument name="use_temp_dir"><enumeral>true</enumeral></argument>
-<argument name="reference"><text>../refs/pr_kf_velo_only.ref</text></argument>
+<argument name="reference"><text>../refs/pr_kf_special_only.ref</text></argument>
 <argument name="error_reference"><text>../refs/empty.ref</text></argument>
 <argument name="validator"><text>