ENOSPC in fallocate(2) could corrupt ext4 when file size > 4G
Regression test for commit
29ae07b ext4: Fix overflow caused by missing cast in ext4_fallocate()
Signed-off-by: Eryu Guan <eguan@xxxxxxxxxx>
---
tests/generic/311 | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++
tests/generic/311.out | 2 ++
tests/generic/group | 1 +
3 files changed, 67 insertions(+)
create mode 100644 tests/generic/311
create mode 100644 tests/generic/311.out
diff --git a/tests/generic/311 b/tests/generic/311
new file mode 100644
index 0000000..721d8cc
--- /dev/null
+++ b/tests/generic/311
@@ -0,0 +1,64 @@
+#! /bin/bash
+# FS QA Test No. 311
+#
+# ENOSPC in fallocate(2) could corrupt ext4 when file size > 4G
+#
+# Regression test for commit
+# 29ae07b ext4: Fix overflow caused by missing cast in ext4_fallocate()
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2013 Red Hat, Inc. All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#-----------------------------------------------------------------------
+#
+
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# real QA test starts here
+_supported_fs generic
+_supported_os Linux
+_require_xfs_io_falloc
+_require_scratch
+
+rm -f $seqres.full
+_scratch_mkfs_sized $((5 * 1024 * 1024 * 1024)) >>$seqres.full 2>&1
+_scratch_mount >>$seqres.full 2>&1
+
+echo "Silence is golden"
+
+# fallocate(2) a 6G(> 4G) file on a 5G fs
+$XFS_IO_PROG -f -c "falloc 0 6g" $SCRATCH_MNT/testfile.$seq >>$seqres.full 2>&1
+
+_scratch_unmount
+_check_scratch_fs
+status=0
+exit
diff --git a/tests/generic/311.out b/tests/generic/311.out
new file mode 100644
index 0000000..62f2530
--- /dev/null
+++ b/tests/generic/311.out
@@ -0,0 +1,2 @@
+QA output created by 311
+Silence is golden
diff --git a/tests/generic/group b/tests/generic/group
index eb52833..cb15afe 100644
--- a/tests/generic/group
+++ b/tests/generic/group
@@ -113,3 +113,4 @@
308 auto quick
309 auto quick
310 auto
+311 auto quick prealloc enospc
--
1.8.1.4
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