From: Sheng Yong <shengyo...@xiaomi.com>

Signed-off-by: Sheng Yong <shengyo...@xiaomi.com>
---
 tests/f_nat_bad_blkaddr/README    |  4 ++++
 tests/f_nat_bad_blkaddr/expect.in | 12 ++++++++++++
 tests/f_nat_bad_blkaddr/script    | 25 +++++++++++++++++++++++++
 3 files changed, 41 insertions(+)
 create mode 100644 tests/f_nat_bad_blkaddr/README
 create mode 100644 tests/f_nat_bad_blkaddr/expect.in
 create mode 100644 tests/f_nat_bad_blkaddr/script

diff --git a/tests/f_nat_bad_blkaddr/README b/tests/f_nat_bad_blkaddr/README
new file mode 100644
index 000000000000..1545fb0fb342
--- /dev/null
+++ b/tests/f_nat_bad_blkaddr/README
@@ -0,0 +1,4 @@
+1. create f2fs image
+2. mount f2fs and create a regular file
+3. inject block_addr in nat entry with value 0x12345 of the regular file
+4. fsck fixes the nat entry by nullifying it
diff --git a/tests/f_nat_bad_blkaddr/expect.in 
b/tests/f_nat_bad_blkaddr/expect.in
new file mode 100644
index 000000000000..321aa14887ba
--- /dev/null
+++ b/tests/f_nat_bad_blkaddr/expect.in
@@ -0,0 +1,12 @@
+Info: Force to fix corruption
+[ASSERT] (sanity_check_nat: x)  --> blkaddress is not valid. [0x12345]
+[FIX] (__chk_dentries:x)  --> Unlink [_INO_] - testfile len[0x8], type[0x1]
+[fsck_chk_quota_files:x] Fixing Quota file ([  0] ino [0x4])
+[FIX] (nullify_nat_entry:x)  --> Remove nid [0x4] in NAT
+[fsck_chk_quota_files:x] Fixing Quota file ([  1] ino [0x5])
+[FIX] (nullify_nat_entry:x)  --> Remove nid [0x5] in NAT
+[fsck_chk_quota_files:x] Fixing Quota file ([  2] ino [0x6])
+[FIX] (nullify_nat_entry:x)  --> Remove nid [0x6] in NAT
+NID[_INO_] is unreachable, blkaddr:0x12345
+[FIX] (nullify_nat_entry:x)  --> Remove nid [_INO_] in NAT
+Info: Force to fix corruption
diff --git a/tests/f_nat_bad_blkaddr/script b/tests/f_nat_bad_blkaddr/script
new file mode 100644
index 000000000000..d3ac65fb4f51
--- /dev/null
+++ b/tests/f_nat_bad_blkaddr/script
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+DESC="nat entry with invalid block_addr"
+
+. $TOPDIR/tests/helpers
+
+cleanup
+make_f2fs > $LOG
+
+mkdir $TESTDIR/mntdir
+safe_mount $MNT_OPTS $META $TESTDIR/mntdir >> $LOG
+touch $TESTDIR/mntdir/testfile
+ino=`stat -c "%i" $TESTDIR/mntdir/testfile`
+safe_umount $TESTDIR/mntdir >> $LOG
+rm -rf $TESTDIR/mntdir
+
+$INJECT --nat 0 --nid $ino --mb block_addr --val 0x12345 $META >> $LOG
+$FSCK $FSCK_OPTS -f $META > $OUT
+$FSCK $FSCK_OPTS -f $META >> $OUT
+cat $OUT >> $LOG
+
+INO=`printf "0x%x" $ino`
+sed "s/_INO_/$INO/g" $TESTDIR/expect.in > $TESTDIR/expect
+
+check_result
-- 
2.43.0



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