diff --git a/hgext/bugzilla.py b/hgext/bugzilla.py
--- a/hgext/bugzilla.py
+++ b/hgext/bugzilla.py
@@ -795,7 +795,9 @@ class bzxmlrpc(bzaccess):
         self.fixstatus = self.ui.config(b'bugzilla', b'fixstatus')
         self.fixresolution = self.ui.config(b'bugzilla', b'fixresolution')
 
-        self.bzproxy = xmlrpclib.ServerProxy(bzweb, self.transport(bzweb))
+        self.bzproxy = xmlrpclib.ServerProxy(
+            pycompat.strurl(bzweb), self.transport(bzweb)
+        )
         ver = self.bzproxy.Bugzilla.version()[b'version'].split(b'.')
         self.bzvermajor = int(ver[0])
         self.bzverminor = int(ver[1])
@@ -1247,4 +1249,4 @@ def hook(ui, repo, hooktype, node=None, 
                 bz.update(bug, bugs[bug], ctx)
             bz.notify(bugs, stringutil.email(ctx.user()))
     except Exception as e:
-        raise error.Abort(_(b'Bugzilla error: %s') % e)
+        raise error.Abort(_(b'Bugzilla error: %s') % stringutil.forcebytestr(e))
diff --git a/mercurial/debugcommands.py b/mercurial/debugcommands.py
--- a/mercurial/debugcommands.py
+++ b/mercurial/debugcommands.py
@@ -3850,9 +3850,7 @@ def debugtemplate(ui, repo, tmpl, **opts
 def debuguigetpass(ui, prompt=b''):
     """show prompt to type password"""
     r = ui.getpass(prompt)
-    if r is not None:
-        r = encoding.strtolocal(r)
-    else:
+    if r is None:
         r = b"<default response>"
     ui.writenoi18n(b'response: %s\n' % r)