33 files changed, 88 insertions, 17 deletions
diff --git a/src/src/daemon.c b/src/src/daemon.c
index 2813a50d1..aa36a5dc9 100644
--- a/src/src/daemon.c
+++ b/src/src/daemon.c
@@ -418,7 +418,7 @@ if (pid == 0)
           "please try again later.\r\n", FALSE);
         mac_smtp_fflush();
         search_tidyup();
-        exim_underbar_exit(EXIT_FAILURE);
+        exim_underbar_exit(EXIT_FAILURE, US"conn-accept");
         }
       }
     else if (*nah) smtp_active_hostname = nah;
@@ -505,7 +505,7 @@ if (pid == 0)
     {
     mac_smtp_fflush();
     search_tidyup();
-    exim_underbar_exit(EXIT_SUCCESS);
+    exim_underbar_exit(EXIT_SUCCESS, US"conn-smtp");
     }
 
   for (;;)
@@ -533,7 +533,7 @@ if (pid == 0)
 	cancel_cutthrough_connection(TRUE, US"receive dropped");
         mac_smtp_fflush();
         smtp_log_no_mail();               /* Log no mail if configured */
-        exim_underbar_exit(EXIT_SUCCESS);
+        exim_underbar_exit(EXIT_SUCCESS, US"conn-receive");
         }
       if (message_id[0] == 0) continue;   /* No message was accepted */
       }
@@ -556,7 +556,7 @@ if (pid == 0)
       /*XXX should we pause briefly, hoping that the client will be the
       active TCP closer hence get the TCP_WAIT endpoint? */
       DEBUG(D_receive) debug_printf("SMTP>>(close on process exit)\n");
-      exim_underbar_exit(rc ? EXIT_FAILURE : EXIT_SUCCESS);
+      exim_underbar_exit(rc ? EXIT_FAILURE : EXIT_SUCCESS, US"conn-setup");
       }
 
     /* Show the recipients when debugging */
@@ -692,7 +692,7 @@ if (pid == 0)
 
         (void) deliver_message(message_id, FALSE, FALSE);
         search_tidyup();
-        exim_underbar_exit(EXIT_SUCCESS);
+        exim_underbar_exit(EXIT_SUCCESS, US"deliver_msg");
         }
 
       if (dpid > 0)
@@ -2221,7 +2221,7 @@ for (;;)
 	  else
 #endif
 	    queue_run(NULL, NULL, FALSE);
-          exim_underbar_exit(EXIT_SUCCESS);
+          exim_underbar_exit(EXIT_SUCCESS, US"queue-runner");
           }
 
         if (pid < 0)
diff --git a/src/src/exim.c b/src/src/exim.c
index 9d87c8daa..4e4b6bb75 100644
--- a/src/src/exim.c
+++ b/src/src/exim.c
@@ -727,9 +727,13 @@ exit(rc);
 
 
 void
-exim_underbar_exit(int rc)
+exim_underbar_exit(int rc, const uschar * process)
 {
 store_exit();
+DEBUG(D_any)
+  debug_printf(">>>>>>>>>>>>>>>> Exim pid=%d %s%s%sterminating with rc=%d "
+    ">>>>>>>>>>>>>>>>\n", (int)getpid(),
+    process ? "(" : "", process, process ? ") " : "", rc);
 _exit(rc);
 }
 
@@ -4607,7 +4611,7 @@ if (msg_action_arg > 0 && msg_action != MSG_LOAD)
     else if ((pid = fork()) == 0)
       {
       (void)deliver_message(argv[i], forced_delivery, deliver_give_up);
-      exim_underbar_exit(EXIT_SUCCESS);
+      exim_underbar_exit(EXIT_SUCCESS, US"cmdline-delivery");
       }
     else if (pid < 0)
       {
@@ -5710,7 +5714,7 @@ while (more)
       rc = deliver_message(message_id, FALSE, FALSE);
       search_tidyup();
       exim_underbar_exit(!mua_wrapper || rc == DELIVER_MUA_SUCCEEDED
-        ? EXIT_SUCCESS : EXIT_FAILURE);
+        ? EXIT_SUCCESS : EXIT_FAILURE, US"cmdline-delivery");
       }
 
     if (pid < 0)
diff --git a/src/src/functions.h b/src/src/functions.h
index 851cedd3f..042006f95 100644
--- a/src/src/functions.h
+++ b/src/src/functions.h
@@ -225,7 +225,7 @@ extern const uschar * exim_errstr(int);
 extern void    exim_exit(int, const uschar *) NORETURN;
 extern void    exim_nullstd(void);
 extern void    exim_setugid(uid_t, gid_t, BOOL, uschar *);
-extern void    exim_underbar_exit(int);
+extern void    exim_underbar_exit(int, const uschar *);
 extern void    exim_wait_tick(struct timeval *, int);
 extern int     exp_bool(address_item *addr,
   uschar *mtype, uschar *mname, unsigned dgb_opt, uschar *oname, BOOL bvalue,
diff --git a/src/src/queue.c b/src/src/queue.c
index 1b70c02b6..0d5b98ff3 100644
--- a/src/src/queue.c
+++ b/src/src/queue.c
@@ -652,7 +652,7 @@ for (int i = queue_run_in_order ? -1 : 0;
       testharness_pause_ms(100);
       (void)close(pfd[pipe_read]);
       rc = deliver_message(fq->text, force_delivery, FALSE);
-      exim_underbar_exit(rc == DELIVER_NOT_ATTEMPTED);
+      exim_underbar_exit(rc == DELIVER_NOT_ATTEMPTED, US"qrun-delivery");
       }
     if (pid < 0)
       log_write(0, LOG_MAIN|LOG_PANIC_DIE, "fork of delivery process from "
diff --git a/src/src/rda.c b/src/src/rda.c
index 574b86cdd..547a8bf3b 100644
--- a/src/src/rda.c
+++ b/src/src/rda.c
@@ -768,7 +768,7 @@ if ((pid = fork()) == 0)
 out:
   (void)close(fd);
   search_tidyup();
-  exim_underbar_exit(0);
+  exim_underbar_exit(0, US"rda");
 
 bad:
   DEBUG(D_rewrite) debug_printf("rda_interpret: failed write to pipe\n");
diff --git a/src/src/route.c b/src/src/route.c
index 8b43613ce..fd3cb3e64 100644
--- a/src/src/route.c
+++ b/src/src/route.c
@@ -759,9 +759,9 @@ while ((check = string_nextinlist(&listptr, &sep, buffer, sizeof(buffer))))
       exim_setugid(uid, gid, TRUE,
         string_sprintf("require_files check, file=%s", ss));
       if (route_check_access(ss, uid, gid, 4))
-	exim_underbar_exit(0);
+	exim_underbar_exit(0, US"route-check-access");
       DEBUG(D_route) debug_printf("route_check_access() failed\n");
-      exim_underbar_exit(1);
+      exim_underbar_exit(1, US"route-check-access");
       }
 
     /* In the parent, wait for the child to finish */
diff --git a/src/src/smtp_in.c b/src/src/smtp_in.c
index 6062e8118..66f752dd4 100644
--- a/src/src/smtp_in.c
+++ b/src/src/smtp_in.c
@@ -5799,7 +5799,7 @@ while (done <= 0)
 	  }
 
 	enq_end(etrn_serialize_key);
-	exim_underbar_exit(EXIT_SUCCESS);
+	exim_underbar_exit(EXIT_SUCCESS, US"etrn-serialize-interproc");
 	}
 
       /* Back in the top level SMTP process. Check that we started a subprocess
diff --git a/src/src/tls.c b/src/src/tls.c
index f95091218..a0cfcbf25 100644
--- a/src/src/tls.c
+++ b/src/src/tls.c
@@ -455,7 +455,7 @@ if (pid == 0)
     log_write(0, LOG_PANIC_DIE|LOG_CONFIG,
         "tls_require_ciphers invalid: %s", errmsg);
   fflush(NULL);
-  exim_underbar_exit(0);
+  exim_underbar_exit(0, NULL);
   }
 
 do {
diff --git a/src/src/transport.c b/src/src/transport.c
index 90789fd60..3eb1c8097 100644
--- a/src/src/transport.c
+++ b/src/src/transport.c
@@ -1272,7 +1272,7 @@ if ((write_pid = fork()) == 0)
         != sizeof(struct timeval)
      )
     rc = FALSE;	/* compiler quietening */
-  exim_underbar_exit(0);
+  exim_underbar_exit(0, US"tpt-filter");
   }
 save_errno = errno;
 
diff --git a/test/stderr/0037 b/test/stderr/0037
index 5136a8f2b..098227cd6 100644
--- a/test/stderr/0037
+++ b/test/stderr/0037
@@ -45,6 +45,7 @@ ssss bytes read from TESTSUITE/aux-var/0037.f-user
 data is an Exim filter program
 Filter: start of processing
 Filter: end of processing
+>>>>>>>>>>>>>>>> Exim pid=pppp (rda) terminating with rc=0 >>>>>>>>>>>>>>>>
 rda_interpret: subprocess yield=0 error=NULL
 userfilter router generated userx@test.ex
   errors_to=NULL transport=NULL
diff --git a/test/stderr/0218 b/test/stderr/0218
index 5f64addfc..5d7c1d843 100644
--- a/test/stderr/0218
+++ b/test/stderr/0218
@@ -10,9 +10,11 @@ looking in TESTSUITE/spool//input
 delivering 10HmaX-0005vi-00 (queue run pid ppppp)
 R: client  (ACL)
 T: send_to_server  (ACL)
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 delivering 10HmaY-0005vi-00 (queue run pid ppppp)
 R: client  (ACL)
 T: send_to_server  (ACL)
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 queue running combined directories
 looking in TESTSUITE/spool//input
 delivering 10HmaX-0005vi-00 (queue run pid ppppp)
@@ -36,6 +38,7 @@ LOG: MAIN
   => a@test.ex F=<CALLER@test.ex> R=client T=send_to_server H=127.0.0.1 [127.0.0.1] L C="250 OK"
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Exim version x.yz ....
 configuration file is TESTSUITE/test-config
 trusted user
@@ -74,9 +77,11 @@ looking in TESTSUITE/spool//input
 delivering 10HmaZ-0005vi-00 (queue run pid ppppp)
 R: client  (ACL)
 T: send_to_server  (ACL)
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 delivering 10HmbA-0005vi-00 (queue run pid ppppp)
 R: client  (ACL)
 T: send_to_server  (ACL)
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 queue running combined directories
 looking in TESTSUITE/spool//input
 delivering 10HmaZ-0005vi-00 (queue run pid ppppp)
@@ -106,6 +111,7 @@ LOG: MAIN
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 delivering 10HmbA-0005vi-00 (queue run pid ppppp)
 R: client  (ACL)
 T: send_to_server  (ACL)
@@ -114,6 +120,7 @@ LOG: MAIN
   H=127.0.0.1 [127.0.0.1] Connection refused
 LOG: MAIN
   == b@test.ex R=client T=send_to_server defer (dd): Connection refused
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp -qq
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
@@ -126,6 +133,7 @@ LOG: queue_run MAIN
 delivering 10HmbA-0005vi-00 (queue run pid ppppp)
 R: client  (ACL)
 T: send_to_server  (ACL)
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 delivering 10HmbB-0005vi-00 (queue run pid ppppp)
 R: bounce  (ACL)
 LOG: MAIN
@@ -134,9 +142,11 @@ LOG: MAIN
   CALLER@test.ex: error ignored
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 delivering 10HmbC-0005vi-00 (queue run pid ppppp)
 R: client  (ACL)
 T: send_to_server  (ACL)
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 delivering 10HmbA-0005vi-00 (queue run pid ppppp)
 R: client  (ACL)
 T: send_to_server  (ACL)
@@ -165,6 +175,7 @@ LOG: MAIN
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Exim version x.yz ....
 configuration file is TESTSUITE/test-config
 trusted user
diff --git a/test/stderr/0332 b/test/stderr/0332
index 9c6d99cca..549a66302 100644
--- a/test/stderr/0332
+++ b/test/stderr/0332
@@ -38,6 +38,7 @@ LOG: MAIN
   => ok@no.delay R=r1 T=t1 H=127.0.0.1 [127.0.0.1] C="250 OK"
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Exim version x.yz ....
 configuration file is TESTSUITE/test-config
 trusted user
@@ -95,6 +96,7 @@ After routing:
   Failed addresses:
   Deferred addresses:
     delay@test.again.dns
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0357 b/test/stderr/0357
index 1cce7c7bd..bfb5bab1c 100644
--- a/test/stderr/0357
+++ b/test/stderr/0357
@@ -97,6 +97,7 @@ Writing retry data for R:userx@test.ex:<CALLER@test.ex>
   first failed=dddd last try=dddd next try=+2 expired=0
   errno=-44 more_errno=dd,A H=127.0.0.1 [127.0.0.1]: SMTP error from remote mail server after RCPT TO:<userx@test.ex>: 451 Temporary error
 end of retry processing
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
@@ -153,6 +154,7 @@ Writing retry data for R:userx@test.ex:<CALLER@test.ex>
   first failed=dddd last try=dddd next try=+4 expired=0
   errno=-44 more_errno=dd,A H=127.0.0.1 [127.0.0.1]: SMTP error from remote mail server after RCPT TO:<userx@test.ex>: 451 Temporary error
 end of retry processing
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
@@ -185,6 +187,7 @@ Failed addresses:
 Deferred addresses:
  userx@test.ex: no retry items
 end of retry processing
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0358 b/test/stderr/0358
index 398633b45..fc4676285 100644
--- a/test/stderr/0358
+++ b/test/stderr/0358
@@ -143,6 +143,7 @@ Writing retry data for R:userx@test.ex:<CALLER@test.ex>
   first failed=dddd last try=dddd next try=+4 expired=0
   errno=-44 more_errno=dd,A H=127.0.0.1 [127.0.0.1]: SMTP error from remote mail server after RCPT TO:<userx@test.ex>: 451 Temporary error
 end of retry processing
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0360 b/test/stderr/0360
index de4b4f2b6..2308b3206 100644
--- a/test/stderr/0360
+++ b/test/stderr/0360
@@ -242,6 +242,7 @@ After routing:
   Failed addresses:
   Deferred addresses:
     defer@test.ex
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp -qf
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0377 b/test/stderr/0377
index f395ee37a..09a1992e3 100644
--- a/test/stderr/0377
+++ b/test/stderr/0377
@@ -551,6 +551,7 @@ cccc@myhost.test.ex was previously delivered (t1 transport): discarded
 aaaa@myhost.test.ex was previously delivered (t1 transport): discarded
 bbbb@myhost.test.ex was previously delivered (t1 transport): discarded
 locking TESTSUITE/spool/db/retry.lockfile
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp -qf
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
@@ -795,6 +796,7 @@ cccc@myhost.test.ex was previously delivered (t1 transport): discarded
 aaaa@myhost.test.ex was previously delivered (t1 transport): discarded
 bbbb@myhost.test.ex was previously delivered (t1 transport): discarded
 locking TESTSUITE/spool/db/retry.lockfile
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp -qf
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0378 b/test/stderr/0378
index dec065131..1fa21a3e2 100644
--- a/test/stderr/0378
+++ b/test/stderr/0378
@@ -44,6 +44,7 @@ text "This is an autoreply"' (tainted)
 data is an Exim filter program
 Filter: start of processing
 Filter: end of processing
+>>>>>>>>>>>>>>>> Exim pid=pppp (rda) terminating with rc=0 >>>>>>>>>>>>>>>>
 rda_interpret: subprocess yield=0 error=NULL
 set transport t3
 aaaa router generated >CALLER@myhost.test.ex
@@ -234,6 +235,7 @@ text "This is an autoreply"' (tainted)
 data is an Exim filter program
 Filter: start of processing
 Filter: end of processing
+>>>>>>>>>>>>>>>> Exim pid=pppp (rda) terminating with rc=0 >>>>>>>>>>>>>>>>
 rda_interpret: subprocess yield=0 error=NULL
 set transport t3
 aaaa router generated >CALLER@myhost.test.ex
@@ -300,6 +302,7 @@ After routing:
   Deferred addresses:
     defer_aaaa@myhost.test.ex
 locking TESTSUITE/spool/db/retry.lockfile
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp -qf
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0379 b/test/stderr/0379
index 7c0f0b9e0..d4d49f0d3 100644
--- a/test/stderr/0379
+++ b/test/stderr/0379
@@ -168,6 +168,7 @@ After routing:
   Deferred addresses:
     defer@myhost.test.ex
 locking TESTSUITE/spool/db/retry.lockfile
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp -qf
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0382 b/test/stderr/0382
index 24fd7b7a0..cf2af99c4 100644
--- a/test/stderr/0382
+++ b/test/stderr/0382
@@ -50,6 +50,7 @@ LOG: MAIN
   cancelled by timeout_frozen_after
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp -qf
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0393 b/test/stderr/0393
index 81ffa5e85..564007828 100644
--- a/test/stderr/0393
+++ b/test/stderr/0393
@@ -31,6 +31,7 @@ writing data block fd=dddd size=sss timeout=0
 process pppp running as transport filter: fd_write=dddd fd_read=dddd
 cannot use sendfile for body: spoolfile not wireformat
 writing data block fd=dddd size=sss timeout=0
+>>>>>>>>>>>>>>>> Exim pid=pppp (tpt-filter) terminating with rc=0 >>>>>>>>>>>>>>>>
 process pppp writing to transport filter
 copying from the filter
 waiting for filter process
diff --git a/test/stderr/0404 b/test/stderr/0404
index 6ec697bc9..fc4836073 100644
--- a/test/stderr/0404
+++ b/test/stderr/0404
@@ -205,6 +205,7 @@ data is an Exim filter program
 Filter: start of processing
 Filter: end of processing
 search_tidyup called
+>>>>>>>>>>>>>>>> Exim pid=pppp (rda) terminating with rc=0 >>>>>>>>>>>>>>>>
 rda_interpret: subprocess yield=0 error=NULL
 set transport t1
 r2 router generated >sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex,sender@test.ex, ...
diff --git a/test/stderr/0437 b/test/stderr/0437
index 6bbf6b7f0..ce327a329 100644
--- a/test/stderr/0437
+++ b/test/stderr/0437
@@ -46,6 +46,7 @@ LOG: MAIN
 LOG: MAIN
   Completed
 search_tidyup called
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 search_tidyup called
  search_open: lsearch "TESTSUITE/aux-fixed/0437.ls"
  search_find: file="TESTSUITE/aux-fixed/0437.ls"
@@ -77,6 +78,7 @@ LOG: MAIN
 LOG: MAIN
   Completed
 search_tidyup called
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp
 search_tidyup called
diff --git a/test/stderr/0450 b/test/stderr/0450
index 7edba5367..13280021b 100644
--- a/test/stderr/0450
+++ b/test/stderr/0450
@@ -57,6 +57,7 @@ already listed for 127.0.0.1
 Leaving t1 transport
 LOG: MAIN
   == userx@test.ex R=r1 T=t1 defer (dd): Connection refused
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0476 b/test/stderr/0476
index 9c6466e9d..b2b69b3b6 100644
--- a/test/stderr/0476
+++ b/test/stderr/0476
@@ -102,6 +102,7 @@ set_process_info: pppp tidying up after delivering 10HmaZ-0005vi-00
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 set_process_info: pppp running queue: waiting for children of pppp
 set_process_info: pppp running queue
 set_process_info: pppp running queue: 10HmaY-0005vi-00-H
@@ -127,6 +128,7 @@ set_process_info: pppp delivering 10HmaY-0005vi-00
 LOG: retry_defer MAIN
   == usery@test.ex R=r1 T=t1 defer (-53): retry time not reached for any host for 'test.ex'
 set_process_info: pppp tidying up after delivering 10HmaY-0005vi-00
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 set_process_info: pppp running queue: waiting for children of pppp
 set_process_info: pppp running queue
 LOG: queue_run MAIN
diff --git a/test/stderr/0512 b/test/stderr/0512
index ed39fb99c..f0fa5a272 100644
--- a/test/stderr/0512
+++ b/test/stderr/0512
@@ -82,6 +82,7 @@ LOG: MAIN
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp -qf
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
@@ -149,6 +150,7 @@ LOG: MAIN
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp -qf
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0529 b/test/stderr/0529
index 63f3bcf34..b956254ba 100644
--- a/test/stderr/0529
+++ b/test/stderr/0529
@@ -84,6 +84,7 @@ Deferred addresses:
  TESTSUITE/test-mail/rmbox: no retry items
  x@test.ex: no retry items
 end of retry processing
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0543 b/test/stderr/0543
index 9dd563e3c..c288de9a1 100644
--- a/test/stderr/0543
+++ b/test/stderr/0543
@@ -37,6 +37,7 @@ LOG: MAIN
   => userx@domain1 R=smarthost T=smtp H=thisloop.test.ex [127.0.0.1] C="250 OK"
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 locking TESTSUITE/spool/db/retry.lockfile
 >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 Considering: usery@domain1
@@ -50,6 +51,7 @@ After routing:
   Failed addresses:
   Deferred addresses:
     usery@domain1
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 LOG: queue_run MAIN
   End queue run: pid=pppp
 >>>>>>>>>>>>>>>> Exim pid=pppp (main) terminating with rc=0 >>>>>>>>>>>>>>>>
diff --git a/test/stderr/0609 b/test/stderr/0609
index fcae2635e..3fb905b59 100644
--- a/test/stderr/0609
+++ b/test/stderr/0609
@@ -29,6 +29,7 @@ ppppp accept: condition test succeeded in ACL "delay4_accept"
 ppppp end of ACL "delay4_accept": ACCEPT
 ppppp LOG: smtp_connection MAIN
 ppppp   SMTP connection from [127.0.0.1] closed by QUIT
+ppppp >>>>>>>>>>>>>>>> Exim pid=pppp (conn-setup) terminating with rc=0 >>>>>>>>>>>>>>>>
 ppppp child ppppp ended: status=0x0
 ppppp   normal exit, 0
 ppppp 0 SMTP accept processes now running
@@ -49,6 +50,7 @@ ppppp accept: condition test succeeded in ACL "delay4_accept"
 ppppp end of ACL "delay4_accept": ACCEPT
 ppppp LOG: lost_incoming_connection MAIN
 ppppp   unexpected disconnection while reading SMTP command from [127.0.0.1] D=qqs
+ppppp >>>>>>>>>>>>>>>> Exim pid=pppp (conn-setup) terminating with rc=1 >>>>>>>>>>>>>>>>
 ppppp child ppppp ended: status=0x100
 ppppp   normal exit, 1
 ppppp 0 SMTP accept processes now running
diff --git a/test/stderr/2013 b/test/stderr/2013
index 32af8a3b1..77d2774ba 100644
--- a/test/stderr/2013
+++ b/test/stderr/2013
@@ -4,6 +4,9 @@ admin user
 dropping to exim gid; retaining priv uid
 LOG: queue_run MAIN
   Start queue run: pid=pppp -qqf
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Connecting to 127.0.0.1 [127.0.0.1]:1225 ...  connected
   SMTP<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
   SMTP>> EHLO myhost.test.ex
@@ -36,6 +39,7 @@ LOG: MAIN
   => userx@test.ex R=client T=send_to_server H=127.0.0.1 [127.0.0.1] X=TLS1.x:ke-RSA-AES256-SHAnnn:xxx CV=no DN="C=UK,O=The Exim Maintainers,OU=Test Suite,CN=Phil Pennock" C="250 OK id=10HmbA-0005vi-00"
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Exim version x.yz ....
 configuration file is TESTSUITE/test-config
 trusted user
@@ -86,6 +90,9 @@ admin user
 dropping to exim gid; retaining priv uid
 LOG: queue_run MAIN
   Start queue run: pid=pppp -qqf
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Connecting to 127.0.0.1 [127.0.0.1]:1225 ...  connected
   SMTP<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
   SMTP>> EHLO myhost.test.ex
@@ -118,6 +125,7 @@ LOG: MAIN
   => usera@test.ex R=cl_override T=send_to_server H=127.0.0.1 [127.0.0.1] X=TLS1.x:ke-RSA-AES256-SHAnnn:xxx CV=no DN="C=UK,O=The Exim Maintainers,OU=Test Suite,CN=Phil Pennock" C="250 OK id=10HmbG-0005vi-00"
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Exim version x.yz ....
 configuration file is TESTSUITE/test-config
 trusted user
@@ -168,6 +176,9 @@ admin user
 dropping to exim gid; retaining priv uid
 LOG: queue_run MAIN
   Start queue run: pid=pppp -qqf
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Connecting to 127.0.0.1 [127.0.0.1]:1225 ...  connected
   SMTP<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
   SMTP>> EHLO myhost.test.ex
@@ -209,6 +220,7 @@ LOG: MAIN
   => userx@test.ex R=client T=send_to_server H=127.0.0.1 [127.0.0.1] X=TLS1.x:ke-RSA-AES256-SHAnnn:xxx CV=no DN="C=UK,O=The Exim Maintainers,OU=Test Suite,CN=Phil Pennock" C="250 OK id=10HmbM-0005vi-00"
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Exim version x.yz ....
 configuration file is TESTSUITE/test-config
 trusted user
diff --git a/test/stderr/2113 b/test/stderr/2113
index 77ed3fe23..b242d3f71 100644
--- a/test/stderr/2113
+++ b/test/stderr/2113
@@ -4,6 +4,9 @@ admin user
 dropping to exim gid; retaining priv uid
 LOG: queue_run MAIN
   Start queue run: pid=pppp -qqf
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Connecting to 127.0.0.1 [127.0.0.1]:1225 ...  connected
   SMTP<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
   SMTP>> EHLO myhost.test.ex
@@ -36,6 +39,7 @@ LOG: MAIN
   => userx@test.ex R=client T=send_to_server H=127.0.0.1 [127.0.0.1] X=TLS1.x:ke-RSA-AES256-SHAnnn:xxx CV=no DN="/C=UK/O=The Exim Maintainers/OU=Test Suite/CN=Phil Pennock" C="250 OK id=10HmbA-0005vi-00"
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Exim version x.yz ....
 configuration file is TESTSUITE/test-config
 trusted user
@@ -86,6 +90,9 @@ admin user
 dropping to exim gid; retaining priv uid
 LOG: queue_run MAIN
   Start queue run: pid=pppp -qqf
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Connecting to 127.0.0.1 [127.0.0.1]:1225 ...  connected
   SMTP<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
   SMTP>> EHLO myhost.test.ex
@@ -118,6 +125,7 @@ LOG: MAIN
   => usera@test.ex R=cl_override T=send_to_server H=127.0.0.1 [127.0.0.1] X=TLS1.x:ke-RSA-AES256-SHAnnn:xxx CV=no DN="/C=UK/O=The Exim Maintainers/OU=Test Suite/CN=Phil Pennock" C="250 OK id=10HmbG-0005vi-00"
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Exim version x.yz ....
 configuration file is TESTSUITE/test-config
 trusted user
@@ -168,6 +176,9 @@ admin user
 dropping to exim gid; retaining priv uid
 LOG: queue_run MAIN
   Start queue run: pid=pppp -qqf
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Connecting to 127.0.0.1 [127.0.0.1]:1225 ...  connected
   SMTP<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
   SMTP>> EHLO myhost.test.ex
@@ -209,6 +220,7 @@ LOG: MAIN
   => userx@test.ex R=client T=send_to_server H=127.0.0.1 [127.0.0.1] X=TLS1.x:ke-RSA-AES256-SHAnnn:xxx CV=no DN="/C=UK/O=The Exim Maintainers/OU=Test Suite/CN=Phil Pennock" C="250 OK id=10HmbM-0005vi-00"
 LOG: MAIN
   Completed
+>>>>>>>>>>>>>>>> Exim pid=pppp (qrun-delivery) terminating with rc=0 >>>>>>>>>>>>>>>>
 Exim version x.yz ....
 configuration file is TESTSUITE/test-config
 trusted user
diff --git a/test/stderr/2201 b/test/stderr/2201
index 34426ed13..5cbdbc04f 100644
--- a/test/stderr/2201
+++ b/test/stderr/2201
@@ -225,6 +225,7 @@ ppppp   <= a@shorthost.test.ex H=localhost (myhost.test.ex) [127.0.0.1] P=esmtp
 ppppp Process ppppp is ready for new message
 ppppp LOG: smtp_connection MAIN
 ppppp   SMTP connection from localhost (myhost.test.ex) [127.0.0.1] closed by QUIT
+ppppp >>>>>>>>>>>>>>>> Exim pid=pppp (conn-setup) terminating with rc=0 >>>>>>>>>>>>>>>>
 ppppp child ppppp ended: status=0x0
 ppppp   normal exit, 0
 ppppp 0 SMTP accept processes now running
diff --git a/test/stderr/5004 b/test/stderr/5004
index c3e489adb..c4dc1b0aa 100644
--- a/test/stderr/5004
+++ b/test/stderr/5004
@@ -102,6 +102,7 @@ data is an Exim filter program
 Filter: start of processing
 Filter: end of processing
 search_tidyup called
+>>>>>>>>>>>>>>>> Exim pid=pppp (rda) terminating with rc=0 >>>>>>>>>>>>>>>>
 rda_interpret: subprocess yield=0 error=NULL
 set transport t1
 r1 router generated TESTSUITE/test-mail
diff --git a/test/stdout/0574 b/test/stdout/0574
index a8cd7cf02..b3a320dd8 100644
--- a/test/stdout/0574
+++ b/test/stdout/0574
@@ -58,3 +58,4 @@ LOG: smtp_connection MAIN
   SMTP connection from (test.ex) [127.0.0.1] closed by QUIT
 search_tidyup called
 SMTP>>(close on process exit)
+>>>>>>>>>>>>>>>> Exim pid=pppp (conn-setup) terminating with rc=0 >>>>>>>>>>>>>>>>