Disable syscalls.ftruncate04, now failing on purpuse

Because of a recent kernel change [1], the feature used by
syscalls.ftruncate04 has been disabled and the test is now failing.
Disable the test.

[1] https://lore.kernel.org/r/329ccdd224e763f1fe53f2ad88b8c835d76f55f0.camel@kernel.org

Bug: 198611142
Test: vts_ltp_launcher_test, LTP on android-mainline
Signed-off-by: Alessio Balsini <balsini@google.com>
Change-Id: I12d825c2b5832a1ce1b8a9ccc561997af429d90b
diff --git a/ltp/testcase/tools/configs/disabled_tests.py b/ltp/testcase/tools/configs/disabled_tests.py
index 57f5d3c..4f2fc2e 100644
--- a/ltp/testcase/tools/configs/disabled_tests.py
+++ b/ltp/testcase/tools/configs/disabled_tests.py
@@ -53,6 +53,10 @@
     'syscalls.fcntl38_64_32bit',  # b/191236432
     'syscalls.fcntl38_64_64bit',  # b/191236432
     'syscalls.fcntl38_64bit',  # b/191236494
+    'syscalls.ftruncate04_32bit',  # b/198611142
+    'syscalls.ftruncate04_64_32bit',  # b/198611142
+    'syscalls.ftruncate04_64_64bit',  # b/198611142
+    'syscalls.ftruncate04_64bit',  # b/198611142
     'syscalls.inotify07_32bit',  # b/191773884
     'syscalls.inotify07_64bit',  # b/191773884
     'syscalls.inotify08_32bit',  # b/191748474
diff --git a/ltp/testcase/tools/configs/stable_tests.py b/ltp/testcase/tools/configs/stable_tests.py
index 7728fe9..4b106cd 100644
--- a/ltp/testcase/tools/configs/stable_tests.py
+++ b/ltp/testcase/tools/configs/stable_tests.py
@@ -1210,10 +1210,6 @@
     ('syscalls.ftruncate03_64_32bit', True),
     ('syscalls.ftruncate03_64_64bit', True),
     ('syscalls.ftruncate03_64bit', True),
-    ('syscalls.ftruncate04_32bit', True),
-    ('syscalls.ftruncate04_64_32bit', True),
-    ('syscalls.ftruncate04_64_64bit', True),
-    ('syscalls.ftruncate04_64bit', True),
     ('syscalls.futex_cmp_requeue02_32bit', True),
     ('syscalls.futex_cmp_requeue02_64bit', True),
     ('syscalls.futex_wait01_32bit', True),