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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2013 Red Hat, Inc. All Rights Reserved.
#
# FS QA Test No. 312
#
# 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()
#
. ./common/preamble
_begin_fstest auto quick prealloc enospc
# Import common functions.
. ./common/filter
# real QA test starts here
_supported_fs generic
_require_xfs_io_command "falloc"
_require_scratch
# 5G in byte
fssize=$((2**30 * 5))
_scratch_mkfs_sized $fssize >>$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
status=0
exit
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