qemu/tests/qemu-iotests/200
Jeff Cody d975301dc8 qemu-iotest: add test for blockjob coroutine race condition
Signed-off-by: Jeff Cody <jcody@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
2017-11-21 11:58:12 -05:00

100 lines
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#!/bin/bash
#
# Block job co-routine race condition test.
#
# See: https://bugzilla.redhat.com/show_bug.cgi?id=1508708
#
# Copyright (C) 2017 Red Hat, Inc.
#
# 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; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will 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, see <http://www.gnu.org/licenses/>.
#
# creator
owner=jcody@redhat.com
seq=`basename $0`
echo "QA output created by $seq"
here=`pwd`
status=1 # failure is the default!
_cleanup()
{
_cleanup_qemu
rm -f "${TEST_IMG}" "${BACKING_IMG}"
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
. ./common.qemu
_supported_fmt qcow2 qed
_supported_proto file
_supported_os Linux
BACKING_IMG="${TEST_DIR}/backing.img"
TEST_IMG="${TEST_DIR}/test.img"
${QEMU_IMG} create -f $IMGFMT "${BACKING_IMG}" 512M | _filter_img_create
${QEMU_IMG} create -f $IMGFMT -F $IMGFMT "${TEST_IMG}" -b "${BACKING_IMG}" 512M | _filter_img_create
${QEMU_IO} -c "write -P 0xa5 512 300M" "${BACKING_IMG}" | _filter_qemu_io
echo
echo === Starting QEMU VM ===
echo
qemu_comm_method="qmp"
_launch_qemu -device pci-bridge,id=bridge1,chassis_nr=1,bus=pci.0 \
-object iothread,id=iothread0 \
-device virtio-scsi-pci,bus=bridge1,addr=0x1f,id=scsi0,iothread=iothread0 \
-drive file="${TEST_IMG}",media=disk,if=none,cache=none,id=drive_sysdisk,aio=native,format=$IMGFMT \
-device scsi-hd,drive=drive_sysdisk,bus=scsi0.0,id=sysdisk,bootindex=0
h1=$QEMU_HANDLE
_send_qemu_cmd $h1 "{ 'execute': 'qmp_capabilities' }" 'return'
echo
echo === Sending stream/cancel, checking for SIGSEGV only ===
echo
for (( i=1;i<500;i++ ))
do
mismatch_only='y' qemu_error_no_exit='n' _send_qemu_cmd $h1 \
"{
'execute': 'block-stream',
'arguments': {
'device': 'drive_sysdisk',
'speed': 10000000,
'on-error': 'report',
'job-id': 'job-$i'
}
}
{
'execute': 'block-job-cancel',
'arguments': {
'device': 'job-$i'
}
}" \
"{.*{.*}.*}" # should match all well-formed QMP responses
done
silent='y' _send_qemu_cmd $h1 "{ 'execute': 'quit' }" 'return'
echo "$i iterations performed"
echo "*** done"
rm -f $seq.full
status=0