From: Sheng Yong <shengyo...@xiaomi.com>
Signed-off-by: Sheng Yong <shengyo...@xiaomi.com>
---
tests/f_sit_bad_valid_map/README | 5 ++++
tests/f_sit_bad_valid_map/expect.in | 4 +++
tests/f_sit_bad_valid_map/script | 43 +++++++++++++++++++++++++++++
3 files changed, 52 insertions(+)
create mode 100644 tests/f_sit_bad_valid_map/README
create mode 100644 tests/f_sit_bad_valid_map/expect.in
create mode 100644 tests/f_sit_bad_valid_map/script
diff --git a/tests/f_sit_bad_valid_map/README b/tests/f_sit_bad_valid_map/README
new file mode 100644
index 000000000000..5306bdd31ae5
--- /dev/null
+++ b/tests/f_sit_bad_valid_map/README
@@ -0,0 +1,5 @@
+1. create f2fs image
+2. mount f2fs and create a regular file and write data
+3. get a block address by dumping the inode
+4. inject bitmap in the sit entry of the blkaddr by clearing its bit
+5. fsck fixes the bitmap
diff --git a/tests/f_sit_bad_valid_map/expect.in
b/tests/f_sit_bad_valid_map/expect.in
new file mode 100644
index 000000000000..b9929839707e
--- /dev/null
+++ b/tests/f_sit_bad_valid_map/expect.in
@@ -0,0 +1,4 @@
+Info: Force to fix corruption
+[ASSERT] (check_block_count:x) --> Wrong SIT valid blocks: segno=_SEGNO_, 512
vs. 511
+[ASSERT] (fsck_chk_data_blk:x) --> SIT bitmap is 0x0. blk_addr[_BLKADDR_]
+Info: Force to fix corruption
diff --git a/tests/f_sit_bad_valid_map/script b/tests/f_sit_bad_valid_map/script
new file mode 100644
index 000000000000..8ce0b2016a9c
--- /dev/null
+++ b/tests/f_sit_bad_valid_map/script
@@ -0,0 +1,43 @@
+#!/bin/bash
+
+DESC="sit entry with invalid valid_map"
+
+. $TOPDIR/tests/helpers
+
+cleanup
+make_f2fs > $LOG
+
+mkdir $TESTDIR/mntdir
+safe_mount $MNT_OPTS $META $TESTDIR/mntdir >> $LOG
+dd if=/dev/zero of=$TESTDIR/mntdir/testfile bs=4K count=513 status=none
+ino=`stat -c "%i" $TESTDIR/mntdir/testfile`
+safe_umount $TESTDIR/mntdir >> $LOG
+rm -rf $TESTDIR/mntdir
+
+node=`$DUMP $DUMP_OPTS -i $ino $META`
+echo "$node" >> $LOG
+blkaddr=`get_mb_val "$node" 'i_addr\[0x100\]'`
+echo "ino:$ino blkaddr:$blkaddr" >> $LOG
+
+offs=`offset_in_seg $blkaddr`
+idx=$((offs >> 3))
+mask=$((1 << (7 - (offs & 0x7))))
+
+val=`$INJECT --dry-run --sit 0 --blk $blkaddr --mb valid_map --idx $idx $META
| \
+ grep "inject sit entry valid_map" | awk '{print $(NF-2)}'`
+echo "valid_map:$val mask:$mask" >> $LOG
+val=$((val & (~mask & 0xff)))
+echo "corrupt_map:$val" >> $LOG
+
+$INJECT --sit 0 --blk $blkaddr --mb valid_map --idx $idx --val $val $META >>
$LOG
+$FSCK $FSCK_OPTS -f $META > $OUT
+$FSCK $FSCK_OPTS -f $META >> $OUT
+cat $OUT >> $LOG
+
+BLKADDR=`printf "0x%x" $blkaddr`
+segno=`get_segno $blkaddr`
+SEGNO=`printf "0x%x" $segno`
+sed "s/_BLKADDR_/$BLKADDR/g" $TESTDIR/expect.in > $TESTDIR/expect
+sed -i "s/_SEGNO_/$SEGNO/g" $TESTDIR/expect
+
+check_result
--
2.43.0
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