diff --git a/src/teuthology_api/routes/kill.py b/src/teuthology_api/routes/kill.py
index 7ad7a4a..4e2c364 100644
--- a/src/teuthology_api/routes/kill.py
+++ b/src/teuthology_api/routes/kill.py
@@ -37,8 +37,8 @@ async def create_run(
     except HTTPError as http_err:
         log.error(http_err)
         raise HTTPException(
-            status_code=http_err.response.status_code, detail=repr(http_err)
+            status_code=http_err.response.status_code, detail=str(http_err)
         ) from http_err
     except Exception as err:
         log.error(err)
-        raise HTTPException(status_code=500, detail=repr(err)) from err
+        raise HTTPException(status_code=500, detail=str(err)) from err
diff --git a/src/teuthology_api/services/helpers.py b/src/teuthology_api/services/helpers.py
index 8de5365..29aca5c 100644
--- a/src/teuthology_api/services/helpers.py
+++ b/src/teuthology_api/services/helpers.py
@@ -63,11 +63,11 @@ def get_run_details(run_name: str):
     except HTTPError as http_err:
         log.error(http_err)
         raise HTTPException(
-            status_code=http_err.response.status_code, detail=repr(http_err)
+            status_code=http_err.response.status_code, detail=str(http_err)
         ) from http_err
     except Exception as err:
         log.error(err)
-        raise HTTPException(status_code=500, detail=repr(err)) from err
+        raise HTTPException(status_code=500, detail=str(err)) from err
 
 
 def get_username(request: Request):
diff --git a/src/teuthology_api/services/kill.py b/src/teuthology_api/services/kill.py
index 3c6872d..7034180 100644
--- a/src/teuthology_api/services/kill.py
+++ b/src/teuthology_api/services/kill.py
@@ -59,12 +59,13 @@ async def run(args, send_logs: bool, token: dict, request: Request):
         )
         stdout, stderr = proc.communicate()
         returncode = proc.wait(timeout=120)
-        log.info(stdout)
+        output_logs = stdout.decode()
+        log.info(output_logs)
         if returncode != 0:
-            raise Exception(stdout)
+            raise Exception(output_logs)
         if send_logs:
             return {"kill": "success", "logs": stdout}
         return {"kill": "success"}
     except Exception as exc:
         log.error("teuthology-kill command failed with the error: %s", repr(exc))
-        raise HTTPException(status_code=500, detail=repr(exc)) from exc
+        raise HTTPException(status_code=500, detail=str(exc)) from exc
diff --git a/src/teuthology_api/services/suite.py b/src/teuthology_api/services/suite.py
index 99d2d6d..956f344 100644
--- a/src/teuthology_api/services/suite.py
+++ b/src/teuthology_api/services/suite.py
@@ -43,7 +43,7 @@ def run(args, send_logs: bool, access_token: str):
         return {"run": run_details}
     except Exception as exc:
         log.error("teuthology.suite.main failed with the error: %s", repr(exc))
-        raise HTTPException(status_code=500, detail=repr(exc)) from exc
+        raise HTTPException(status_code=500, detail=str(exc)) from exc
 
 
 def make_run_name(run_dic):