[5/5] btrfs-progs: fuzz-test: Add test case for unaligned extent item

Commit Message

Qu Wenruo Aug. 30, 2016, 7:22 a.m. UTC

From: Lukas Lueg <[e-mail]>

Signed-off-by: Lukas Lueg <[e-mail]>
Signed-off-by: Qu Wenruo <[e-mail]>
---
 tests/fuzz-tests/images/unaligned-extent-item.raw.txt |   8 ++++++++
 tests/fuzz-tests/images/unaligned-extent-item.raw.xz  | Bin 0 -> 3684 bytes
 2 files changed, 8 insertions(+)
 create mode 100644 tests/fuzz-tests/images/unaligned-extent-item.raw.txt
 create mode 100644 tests/fuzz-tests/images/unaligned-extent-item.raw.xz

diff --git a/tests/fuzz-tests/images/unaligned-extent-item.raw.xz b/tests/fuzz-tests/images/unaligned-extent-item.raw.xz
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Patch

diff --git a/tests/fuzz-tests/images/unaligned-extent-item.raw.txt b/tests/fuzz-tests/images/unaligned-extent-item.raw.txt
new file mode 100644
index 0000000..7f0b804
--- /dev/null
+++ b/tests/fuzz-tests/images/unaligned-extent-item.raw.txt
@@ -0,0 +1,8 @@ 
+URL: https://bugzilla.kernel.org/show_bug.cgi?id=155181
+Lukas Lueg 2016-08-28 10:52:32 UTC
+
+Created attachment 230891 [details]
+BTRFS-image that reaches abort() in btrfsck
+
+More news from the fuzzer. The attached image causes btrfsck to reach abort()
+in in cmds-check.c:add_tree_backref(); using btrfs-progs v4.7-42-g56e9586.