diff --git a/winsup/cygwin/fhandler/console.cc b/winsup/cygwin/fhandler/console.cc
index bbf4b0103..ee07c84f8 100644
--- a/winsup/cygwin/fhandler/console.cc
+++ b/winsup/cygwin/fhandler/console.cc
@@ -928,7 +928,11 @@ fhandler_console::send_winch_maybe ()
       if (wincap.has_con_24bit_colors () && !con_is_legacy
 	  && wincap.has_con_broken_tabs ())
 	fix_tab_position (get_output_handle ());
+      /* longjmp() may be called in the signal handler like less,
+	 so release input_mutex temporarily before kill_pgrp(). */
+      release_input_mutex ();
       get_ttyp ()->kill_pgrp (SIGWINCH);
+      acquire_input_mutex (mutex_timeout);
       return true;
     }
   return false;
diff --git a/winsup/cygwin/release/3.4.4 b/winsup/cygwin/release/3.4.4
index 6ac702375..3331b3166 100644
--- a/winsup/cygwin/release/3.4.4
+++ b/winsup/cygwin/release/3.4.4
@@ -3,3 +3,7 @@ Bug Fixes
 
 - Fix an uninitialized variable having weird side-effects in path handling.
   Addresses: https://cygwin.com/pipermail/cygwin/2022-December/252734.html
+
+- Fix hang-up of less on quit which occurs when it is started from non-cygwin
+  shell and window is resized.
+  Addresses: https://cygwin.com/pipermail/cygwin/2022-December/252737.html