#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2021 SUSE Linux Products GmbH.  All Rights Reserved.
#
# FS QA Test 244
#
# Make sure "btrfs device remove" won't crash when non-existing devid
# is provided
#
. ./common/preamble
_begin_fstest auto quick volume dangerous

# Override the default cleanup function.
# _cleanup()
# {
# 	cd /
# 	rm -r -f $tmp.*
# }

_supported_fs btrfs
_require_scratch

_scratch_mkfs >> $seqres.full 2>&1
_scratch_mount

# Above created fs only contains one device with devid 1, device remove 3
# should just fail with proper error message showing devid 3 can't be found.
# Although on unpatched kernel, this will trigger a NULL pointer dereference.
$BTRFS_UTIL_PROG device remove 3 $SCRATCH_MNT
ret=$?

if [ $ret -ne 1 ]; then
	echo "Unexpected return value from btrfs command, has $ret expected 1"
fi

# Fstests will automatically check the filesystem to make sure metadata is not
# corrupted.

# success, all done
status=0
exit