mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Dave Chinner
cf89aed924
Fully scripted conversion, see script in initial SPDX license commit message. Signed-off-by: Dave Chinner <dchinner@redhat.com>
135 lines
2.7 KiB
Bash
Executable File
135 lines
2.7 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2016 Red Hat Inc. All Rights Reserved.
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#
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# FS QA Test 411
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#
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# This test cover linux commit 7ae8fd0, kernel two mnt_group_id == 0
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# (no peer)vfsmount as peers. It case kernel dereference a NULL
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# address.
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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rm -f $tmp.*
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_clear_mount_stack
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# make sure there's no bug cause dentry isn't be freed
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rm -rf $MNTHEAD
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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# remove previous $seqres.full before test
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rm -f $seqres.full
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# real QA test starts here
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_supported_fs generic
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_supported_os Linux
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_require_test
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_require_scratch
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_require_local_device $SCRATCH_DEV
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fs_stress()
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{
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local target=$1
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$FSSTRESS_PROG -z -n 500 -p 5 \
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-f creat=5 \
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-f mkdir=5 \
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-f dwrite=1 \
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-f dread=1 \
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-f link=2 \
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-f rename=1 \
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-f rmdir=2 \
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-f unlink=1 \
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-f symlink=1 \
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-f write=1 \
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-f read=1 \
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-f chown=1 \
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-f getdents=1 \
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-f fiemap=1 \
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-d $target >/dev/null
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sync
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}
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# prepare some mountpoint dir
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MNTHEAD=$TEST_DIR/$seq
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rm -rf $MNTHEAD
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mkdir $MNTHEAD 2>>$seqres.full
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mpA=$MNTHEAD/"$$"_mpA
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mpB=$MNTHEAD/"$$"_mpB
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mpC=$MNTHEAD/"$$"_mpC
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find_mnt()
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{
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echo "------"
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findmnt -n -o TARGET,SOURCE $SCRATCH_DEV | \
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sed -e "s;$mpA;mpA;g" \
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-e "s;$mpB;mpB;g" \
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-e "s;$mpC;mpC;g" | \
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_filter_spaces | _filter_testdir_and_scratch | sort
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echo "======"
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}
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start_test()
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{
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local type=$1
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_scratch_mkfs >$seqres.full 2>&1
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_get_mount -t $FSTYP $SCRATCH_DEV $MNTHEAD
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$MOUNT_PROG --make-"${type}" $MNTHEAD
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mkdir $mpA $mpB $mpC
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}
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end_test()
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{
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_clear_mount_stack
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rm -rf $mpA $mpB $mpC
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}
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#
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# shared New FS shared
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# -----------------------[A/mnt1]----------------------
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# | | |
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# | bind | bind | New FS
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# [C/mnt1]--[slave C]<------[shared A]------>[slave B]--[B/mnt1]--[B/mnt1/mnt2]
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#
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crash_test()
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{
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start_test shared
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_get_mount -t $FSTYP $SCRATCH_DEV $mpA
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mkdir $mpA/mnt1
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$MOUNT_PROG --make-shared $mpA
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_get_mount --bind $mpA $mpB
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_get_mount --bind $mpA $mpC
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$MOUNT_PROG --make-slave $mpB
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$MOUNT_PROG --make-slave $mpC
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_get_mount -t $FSTYP $SCRATCH_DEV $mpA/mnt1
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mkdir $mpA/mnt1/mnt2
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_get_mount -t $FSTYP $SCRATCH_DEV $mpB/mnt1/mnt2
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find_mnt
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fs_stress $mpB/mnt1/mnt2
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end_test
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echo "crash test passed"
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}
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crash_test
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# success, all done
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status=0
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exit
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