diff -Nru bacula-7.4.4+dfsg/debian/changelog bacula-7.4.4+dfsg/debian/changelog
--- bacula-7.4.4+dfsg/debian/changelog	2017-01-19 10:14:44.000000000 +0000
+++ bacula-7.4.4+dfsg/debian/changelog	2017-02-26 12:39:25.000000000 +0000
@@ -1,3 +1,10 @@
+bacula (7.4.4+dfsg-6) unstable; urgency=medium
+
+  [Sven Hartge]
+  * Backport fix for btape fill test from 7.4.5 (Closes: #855645)
+
+ -- Carsten Leonhardt <leo@debian.org>  Sun, 26 Feb 2017 13:39:25 +0100
+
 bacula (7.4.4+dfsg-5) unstable; urgency=medium
 
   * Fix FTBS for build-indep
diff -Nru bacula-7.4.4+dfsg/debian/patches/fix-btape-fill.patch bacula-7.4.4+dfsg/debian/patches/fix-btape-fill.patch
--- bacula-7.4.4+dfsg/debian/patches/fix-btape-fill.patch	1970-01-01 00:00:00.000000000 +0000
+++ bacula-7.4.4+dfsg/debian/patches/fix-btape-fill.patch	2017-02-26 12:39:25.000000000 +0000
@@ -0,0 +1,33 @@
+Origin: http://www.bacula.org/git/cgit.cgi/bacula/commit/?id=991d8a595657086eca1d2cd1f69246c68ef15511
+Date: Sat, 28 Jan 2017 14:08:05 +0100
+Description: Remove debug code that breaks btape fill
+Bug-Debian: 855645
+
+---
+ src/stored/block_util.c | 4 +---
+ 1 file changed, 1 insertion(+), 3 deletions(-)
+
+diff --git a/src/stored/block_util.c b/src/stored/block_util.c
+index 3d67de9..657e9b1 100644
+--- a/src/stored/block_util.c
++++ b/src/stored/block_util.c
+@@ -1,7 +1,7 @@
+ /*
+    Bacula(R) - The Network Backup Solution
+ 
+-   Copyright (C) 2000-2016 Kern Sibbald
++   Copyright (C) 2000-2017 Kern Sibbald
+ 
+    The original author of Bacula is Kern Sibbald, with contributions
+    from many others, a complete list can be found in the file AUTHORS.
+@@ -205,8 +205,6 @@ void empty_block(DEV_BLOCK *block)
+    Dmsg3(200, "empty len=%d block=%p set binbuf=%d\n",
+          block->buf_len, block, block->binbuf);
+    block->bufp = block->buf + block->binbuf;
+-   block->buf[0] = 0;        /* clear for debugging */
+-   block->bufp[0] = 0;       /* clear for debugging */
+    block->read_len = 0;
+    block->write_failed = false;
+    block->block_read = false;
+-- 
+cgit v0.11.2
diff -Nru bacula-7.4.4+dfsg/debian/patches/series bacula-7.4.4+dfsg/debian/patches/series
--- bacula-7.4.4+dfsg/debian/patches/series	2017-01-17 16:56:01.000000000 +0000
+++ bacula-7.4.4+dfsg/debian/patches/series	2017-02-26 12:32:21.000000000 +0000
@@ -8,3 +8,4 @@
 fix-scriptdir-examples-devices.patch
 enable-hardening-for-bat.patch
 non-forking-systemd-units.patch
+fix-btape-fill.patch