diff --git a/12ab0dce66f07f54304d690cc07a5a72396e2939.patch b/12ab0dce66f07f54304d690cc07a5a72396e2939.patch
new file mode 100644
index 0000000000000000000000000000000000000000..be8e9dbcd83a96547b678e2466098f112575d346
--- /dev/null
+++ b/12ab0dce66f07f54304d690cc07a5a72396e2939.patch
@@ -0,0 +1,12 @@
+diff --git a/modules.d/90dmsquash-live/iso-scan.sh b/modules.d/90dmsquash-live/iso-scan.sh
+index c623e76f4..a05629504 100755
+--- a/modules.d/90dmsquash-live/iso-scan.sh
++++ b/modules.d/90dmsquash-live/iso-scan.sh
+@@ -22,6 +22,7 @@ do_iso_scan() {
+         mount -t auto -o ro "$dev" "/run/initramfs/isoscan" || continue
+         if [ -f "/run/initramfs/isoscan/$isofile" ]; then
+             losetup -f "/run/initramfs/isoscan/$isofile"
++            ln -s $dev /run/initramfs/isoscandev
+             rm -f -- "$job"
+             exit 0
+         else
diff --git a/dracut.spec b/dracut.spec
index a85222233131910388f3d23c3e58b39f36bc6365..d2f02d0d5cd90203a8a7cacbbd80b1157f167359 100644
--- a/dracut.spec
+++ b/dracut.spec
@@ -9,7 +9,7 @@
 
 Name: dracut
 Version: 050
-Release: 3
+Release: 4
 
 Summary: Initramfs generator using udev
 
@@ -38,6 +38,7 @@ Patch10: dracut-lib.sh-quote-variables-in-parameter-expansion.patch
 Patch11: dracut-90crypt-module-setup.sh-fix-force-on-multiple-lines.patch
 Patch12: Fix-test-in-lsinitrd.patch
 Patch13: add-option-to-include-file-metadata-in-initramfs.patch 
+Patch6000: 12ab0dce66f07f54304d690cc07a5a72396e2939.patch
 
 Source1: https://www.gnu.org/licenses/lgpl-2.1.txt
 Source2: openEuler.conf.example
@@ -488,6 +489,9 @@ install -m 0755 51-dracut-rescue-postinst.sh $RPM_BUILD_ROOT%{_sysconfdir}/kerne
 %endif
 
 %changelog
+* 20201020223007664405 patch-tracking 050-4
+- append patch file of upstream repository from <12ab0dce66f07f54304d690cc07a5a72396e2939> to <12ab0dce66f07f54304d690cc07a5a72396e2939>
+
 * Thu Jul 23 2020 Liquor <lirui130@huawei.com> - 050-1
 - Update to 050
 
@@ -516,4 +520,4 @@ install -m 0755 51-dracut-rescue-postinst.sh $RPM_BUILD_ROOT%{_sysconfdir}/kerne
 - Delete redundant information
 
 * Thu Aug 29 2019 openEuler Buildteam <buildteam@openeuler.org> - 049-1
-- Package init
+- Package init
\ No newline at end of file