diff --git a/tests/xfs/243 b/tests/xfs/243
index 514fa35667..2e537f3f55 100755
--- a/tests/xfs/243
+++ b/tests/xfs/243
@@ -92,16 +92,16 @@ echo "Delayed allocation CoW extents:"
 test $(_xfs_bmapx_find cow $testdir/file3 delalloc) -gt 0 || \
 	echo "Expected to find a delalloc CoW extent"
 echo "Shared data extents:"
-test $(_xfs_bmapx_find data $testdir/file3 '100000$') -gt 0 || \
+test $(_xfs_bmapx_find data $testdir/file3 -E '10[01]{4}$') -gt 0 || \
 	echo "Expected to find a shared data extent"
 echo "Unwritten data extents:"
-test $(_xfs_bmapx_find data $testdir/file3 '10000$') -gt 0 || \
+test $(_xfs_bmapx_find data $testdir/file3 -E '1[01]{4}$') -gt 0 || \
 	echo "Expected to find an unwritten data extent"
 echo "Hole data extents:"
 test $(_xfs_bmapx_find data $testdir/file3 hole) -gt 0 || \
 	echo "Expected to find a hole data extent"
 echo "Regular data extents:"
-test $(_xfs_bmapx_find data $testdir/file3 '000000$') -gt 0 || \
+test $(_xfs_bmapx_find data $testdir/file3 -E '00[01]{4}$') -gt 0 || \
 	echo "Expected to find a regular data extent"
 
 sync
@@ -115,16 +115,16 @@ echo "Real CoW extents:"
 test $(_xfs_bmapx_find cow $testdir/file3 delalloc ) -eq 0 || \
 	echo "Expected to find zero delalloc CoW extent"
 echo "Shared data extents:"
-test $(_xfs_bmapx_find data $testdir/file3 '100000$') -gt 0 || \
+test $(_xfs_bmapx_find data $testdir/file3 -E '10[01]{4}$') -gt 0 || \
 	echo "Expected to find a shared data extent"
 echo "Unwritten data extents:"
-test $(_xfs_bmapx_find data $testdir/file3 '10000$') -gt 0 || \
+test $(_xfs_bmapx_find data $testdir/file3 -E '1[01]{4}$') -gt 0 || \
 	echo "Expected to find an unwritten data extent"
 echo "Hole data extents:"
 test $(_xfs_bmapx_find data $testdir/file3 hole) -gt 0 || \
 	echo "Expected to find a hole data extent"
 echo "Regular data extents:"
-test $(_xfs_bmapx_find data $testdir/file3 '000000$') -gt 0 || \
+test $(_xfs_bmapx_find data $testdir/file3 -E '00[01]{4}$') -gt 0 || \
 	echo "Expected to find a regular data extent"
 
 _scratch_cycle_mount
diff --git a/tests/xfs/245 b/tests/xfs/245
index 0cd0935cfa..595a5938b4 100755
--- a/tests/xfs/245
+++ b/tests/xfs/245
@@ -42,17 +42,17 @@ md5sum $testdir/file1 | _filter_scratch
 md5sum $testdir/file2 | _filter_scratch
 
 echo "Unwritten data extents"
-test $(_xfs_bmapx_find data $testdir/file1 '10000$') -gt 0 || \
+test $(_xfs_bmapx_find data $testdir/file1 -E '1[01]{4}$') -gt 0 || \
 	echo "Expected to find an unwritten file1 extent"
 echo "Shared data extents"
-test $(_xfs_bmapx_find data $testdir/file1 '100000$') -gt 0 || \
+test $(_xfs_bmapx_find data $testdir/file1 -E '10[01]{4}$') -gt 0 || \
 	echo "Expected to find a shared data extent"
 
 echo "Hole data extents"
 test $(_xfs_bmapx_find data $testdir/file2 'hole') -gt 0 || \
 	echo "Expected to find a hole data extent"
 echo "Shared data extents"
-test $(_xfs_bmapx_find data $testdir/file2 '100000$') -gt 0 || \
+test $(_xfs_bmapx_find data $testdir/file2 -E '10[01]{4}$') -gt 0 || \
 	echo "Expected to find a shared data extent"
 
 echo "Hole cow extents"
diff --git a/tests/xfs/272 b/tests/xfs/272
index 7ed8b95122..c68fa9d614 100755
--- a/tests/xfs/272
+++ b/tests/xfs/272
@@ -49,10 +49,10 @@ $XFS_IO_PROG -c 'bmap -v' $SCRATCH_MNT/urk | grep '^[[:space:]]*[0-9]*:' | grep
 
 echo "Check bmap and fsmap" | tee -a $seqres.full
 cat $TEST_DIR/bmap | while read ext offrange colon blockrange ag agrange total crap; do
-	qstr="^[[:space:]]*[0-9]*:[[:space:]]*[0-9]*:[0-9]*[[:space:]]*${blockrange} :[[:space:]]*${ino}[[:space:]]*${offrange}[[:space:]]*${ag}[[:space:]]*${agrange}[[:space:]]*${total}$"
+	qstr="^[[:space:]]*[0-9]*:[[:space:]]*[0-9]*:[0-9]*[[:space:]]*${blockrange} :[[:space:]]*${ino}[[:space:]]*${offrange}[[:space:]]*${ag}[[:space:]]*${agrange}[[:space:]]*${total}(| [01]*)$"
 	echo "${qstr}" >> $seqres.full
 	grep "${qstr}" $TEST_DIR/fsmap >> $seqres.full
-	found=$(grep -c "${qstr}" $TEST_DIR/fsmap)
+	found=$(grep -E -c "${qstr}" $TEST_DIR/fsmap)
 	test $found -eq 1 || echo "Unexpected output for offset ${offrange}."
 done
 
diff --git a/tests/xfs/274 b/tests/xfs/274
index dcaea68804..cd483d77bc 100755
--- a/tests/xfs/274
+++ b/tests/xfs/274
@@ -49,10 +49,10 @@ $XFS_IO_PROG -c 'bmap -v' $SCRATCH_MNT/f1 | grep '^[[:space:]]*[0-9]*:' | grep -
 
 echo "Check f1 bmap and fsmap" | tee -a $seqres.full
 cat $TEST_DIR/bmap | while read ext offrange colon blockrange ag agrange total crap; do
-	qstr="^[[:space:]]*[0-9]*:[[:space:]]*[0-9]*:[0-9]*[[:space:]]*${blockrange} :[[:space:]]*${ino}[[:space:]]*${offrange}[[:space:]]*${ag}[[:space:]]*${agrange}[[:space:]]*${total} 0100000$"
+	qstr="^[[:space:]]*[0-9]*:[[:space:]]*[0-9]*:[0-9]*[[:space:]]*${blockrange} :[[:space:]]*${ino}[[:space:]]*${offrange}[[:space:]]*${ag}[[:space:]]*${agrange}[[:space:]]*${total} 010[01]{4}$"
 	echo "${qstr}" >> $seqres.full
 	grep "${qstr}" $TEST_DIR/fsmap >> $seqres.full
-	found=$(grep -c "${qstr}" $TEST_DIR/fsmap)
+	found=$(grep -E -c "${qstr}" $TEST_DIR/fsmap)
 	test $found -eq 1 || echo "Unexpected output for offset ${offrange}."
 done
 
@@ -62,10 +62,10 @@ $XFS_IO_PROG -c 'bmap -v' $SCRATCH_MNT/f2 | grep '^[[:space:]]*[0-9]*:' | grep -
 
 echo "Check f2 bmap and fsmap" | tee -a $seqres.full
 cat $TEST_DIR/bmap | while read ext offrange colon blockrange ag agrange total crap; do
-	qstr="^[[:space:]]*[0-9]*:[[:space:]]*[0-9]*:[0-9]*[[:space:]]*${blockrange} :[[:space:]]*${ino}[[:space:]]*${offrange}[[:space:]]*${ag}[[:space:]]*${agrange}[[:space:]]*${total} 0100000$"
+	qstr="^[[:space:]]*[0-9]*:[[:space:]]*[0-9]*:[0-9]*[[:space:]]*${blockrange} :[[:space:]]*${ino}[[:space:]]*${offrange}[[:space:]]*${ag}[[:space:]]*${agrange}[[:space:]]*${total} 010[01]{4}$"
 	echo "${qstr}" >> $seqres.full
 	grep "${qstr}" $TEST_DIR/fsmap >> $seqres.full
-	found=$(grep -c "${qstr}" $TEST_DIR/fsmap)
+	found=$(grep -E -c "${qstr}" $TEST_DIR/fsmap)
 	test $found -eq 1 || echo "Unexpected output for offset ${offrange}."
 done
 
