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author | David Sterba <dsterba@suse.com> | 2016-03-17 14:22:24 +0100 |
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committer | David Sterba <dsterba@suse.com> | 2016-03-17 14:22:43 +0100 |
commit | 974d2ed5644a258d2b27fe28c989b36fb3bec75c (patch) | |
tree | a67f04fbce9f21c4a84308a11183d8ec7644965f /tests/misc-tests | |
parent | cdd1bae4032619d3d3acec0d48c32955e3235d1e (diff) |
btrfs-progs: tests: add 013-subvolume-sync-crash
Test for "btrfs-progs: subvol sync: fix memory corruption, undersized
array", a lot of deleted subvolumes in the 'subvol sync' will not fit
into the array, should result in a glibc report.
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'tests/misc-tests')
-rwxr-xr-x | tests/misc-tests/013-subvolume-sync-crash/test.sh | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/tests/misc-tests/013-subvolume-sync-crash/test.sh b/tests/misc-tests/013-subvolume-sync-crash/test.sh new file mode 100755 index 00000000..c7955269 --- /dev/null +++ b/tests/misc-tests/013-subvolume-sync-crash/test.sh @@ -0,0 +1,49 @@ +#!/bin/bash +# +# Verify that subovolume sync waits until the subvolume is cleaned and does not +# crash at the end + +source $TOP/tests/common + +check_prereq mkfs.btrfs +check_prereq btrfs + +setup_root_helper + +run_check truncate -s 2G $IMAGE +run_check $TOP/mkfs.btrfs -f $IMAGE +run_check $SUDO_HELPER mount $IMAGE $TEST_MNT +run_check $SUDO_HELPER chmod a+rw $TEST_MNT + +cd $TEST_MNT + +for i in `seq 5`; do + run_check dd if=/dev/zero of=file$i bs=1M count=10 +done + +# 128 is minimum +for sn in `seq 130`;do + run_check $SUDO_HELPER $TOP/btrfs subvolume snapshot . snap$sn + for i in `seq 10`; do + run_check dd if=/dev/zero of=snap$sn/file$i bs=1M count=1 + done +done + +run_check $SUDO_HELPER $TOP/btrfs subvolume list . +run_check $SUDO_HELPER $TOP/btrfs subvolume list -d . + +idtodel=`run_check_stdout $SUDO_HELPER $TOP/btrfs inspect-internal rootid snap3` + +# delete, sync after some time +run_check $SUDO_HELPER $TOP/btrfs subvolume delete -c snap* +{ sleep 5; run_check $TOP/btrfs filesystem sync $TEST_MNT; } & + +run_check $SUDO_HELPER $TOP/btrfs subvolume sync . + +run_check $TOP/btrfs filesystem sync $TEST_MNT +run_check $SUDO_HELPER $TOP/btrfs subvolume list -d . + +wait +cd .. + +run_check $SUDO_HELPER umount $TEST_MNT |