X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Ftests%2Frecovery-small.sh;h=c311e813b7bbacea365a737082781dd92673468b;hp=b58e2766e13ebb856ee78bf267888e1bb2638471;hb=44cb3a92d756728195409b368b3e89b1a78ef0ae;hpb=af8129c6039ecf3e23b722270ddbb786248a5164

diff --git a/lustre/tests/recovery-small.sh b/lustre/tests/recovery-small.sh
index b58e276..c311e81 100755
--- a/lustre/tests/recovery-small.sh
+++ b/lustre/tests/recovery-small.sh
@@ -16,12 +16,8 @@ init_logging
 require_dsh_mds || exit 0
 
 # also long tests: 19, 21a, 21e, 21f, 23, 27
-#                                   1  2.5  2.5    4    4          (min)"
-[ "$SLOW" = "no" ] && EXCEPT_SLOW="17  26a  26b    50   51     57"
 
-[ $(facet_fstype $SINGLEMDS) = "zfs" ] &&
-# bug number for skipped test:	      LU-2547
-	ALWAYS_EXCEPT="$ALWAYS_EXCEPT 24a 24b"
+[ "$SLOW" = "no" ] && EXCEPT_SLOW=""
 
 build_test_filter
 
@@ -196,6 +192,53 @@ test_10b() {
 }
 run_test 10b "re-send BL AST"
 
+test_10c() {
+	local before=$(date +%s)
+	local evict
+	local mdccli
+	local mdcpath
+	local conn_uuid
+	local workdir
+	local pid
+	local rc
+
+	workdir="${DIR}/${tdir}"
+	mkdir -p ${workdir} || error "can't create workdir $?"
+	stat ${workdir} > /dev/null ||
+		error "failed to stat ${workdir}: $?"
+	mdtidx=$($LFS getdirstripe -i ${workdir})
+	mdtname=$($LFS mdts ${workdir} | grep -e "^$mdtidx:" |
+		  awk '{sub("_UUID", "", $2); print $2;}')
+	#assume one client
+	mdccli=$($LCTL dl | grep "${mdtname}-mdc" | awk '{print $4;}')
+	conn_uuid=$($LCTL get_param -n mdc.${mdccli}.mds_conn_uuid)
+	mdcpath="mdc.${mdccli}.import=connection=${conn_uuid}"
+
+	drop_bl_callback_once "chmod 0777 ${workdir}" &
+	pid=$!
+
+	# let chmod blocked
+	sleep 1
+	# force client reconnect
+	$LCTL set_param "${mdcpath}"
+
+	# wait client reconnect
+	client_reconnect
+	wait $pid
+	rc=$?
+	evict=$($LCTL get_param mdc.${mdccli}.state |
+	   awk -F"[ [,]" '/EVICTED]$/ { if (t<$4) {t=$4;} } END { print t }')
+
+	[[ $evict -le $before ]] ||
+		( $LCTL get_param mdc.$FSNAME-MDT*.state;
+		    error "eviction happened: $EVICT before:$BEFORE" )
+
+	[ $rc -eq 0 ] || error "chmod must finished OK"
+	checkstat -v -p 0777 "${workdir}" ||
+		error "client checkstat failed: $?"
+}
+run_test 10c "re-send BL AST vs reconnect race (LU-5569)"
+
 test_10d() {
 	local before=$(date +%s)
 	local evict
@@ -208,19 +251,22 @@ test_10d() {
 	rm -f $TMP/$tfile
 	echo -n ", world" | dd of=$TMP/$tfile bs=1c seek=5
 
+	remount_client $MOUNT
 	mount_client $MOUNT2
 
+	cancel_lru_locks osc
 	$LFS setstripe -i 0 -c 1 $DIR1/$tfile
-	echo -n hello > $DIR1/$tfile
+	echo -n hello | dd of=$DIR1/$tfile bs=5
 
 	stat $DIR2/$tfile >& /dev/null
 	$LCTL set_param fail_err=71
-	drop_bl_callback_once "echo -n \\\", world\\\" >> $DIR2/$tfile"
+	drop_bl_callback "echo -n \\\", world\\\" >> $DIR2/$tfile"
 
 	client_reconnect
 
-	cmp $DIR1/$tfile $DIR2/$tfile || error "file contents differ"
-	cmp $DIR1/$tfile $TMP/$tfile || error "wrong content found"
+	cancel_lru_locks osc
+	cmp -l $DIR1/$tfile $DIR2/$tfile || error "file contents differ"
+	cmp -l $DIR1/$tfile $TMP/$tfile || error "wrong content found"
 
 	evict=$(do_facet client $LCTL get_param osc.$FSNAME-OST0000*.state | \
 		tr -d '\-\[\] ' | \
@@ -230,11 +276,51 @@ test_10d() {
 		(do_facet client $LCTL get_param osc.$FSNAME-OST0000*.state;
 		    error "no eviction: $evict before:$before")
 
+	$LCTL set_param fail_err=0
 	rm $TMP/$tfile
 	umount_client $MOUNT2
 }
 run_test 10d "test failed blocking ast"
 
+test_10e()
+{
+	[[ $(lustre_version_code ost1) -le $(version_code 2.8.58) ]] &&
+		skip "Need OST version at least 2.8.59" && return 0
+	[ $CLIENTCOUNT -lt 2 ] && skip "need two clients" && return 0
+	[ $(facet_host client) == $(facet_host ost1) ] &&
+		skip "need ost1 and client on different nodes" && return 0
+	local -a clients=(${CLIENTS//,/ })
+	local client1=${clients[0]}
+	local client2=${clients[1]}
+
+	$LFS setstripe -c 1 -i 0 $DIR/$tfile-1 $DIR/$tfile-2
+	$MULTIOP $DIR/$tfile-1 Ow1048576c
+
+#define OBD_FAIL_LDLM_BL_CALLBACK_NET                   0x305
+	$LCTL set_param fail_loc=0x80000305
+
+#define OBD_FAIL_LDLM_ENQUEUE_OLD_EXPORT 0x30e
+	do_facet ost1 "$LCTL set_param fail_loc=0x1000030e"
+	# hit OBD_FAIL_LDLM_ENQUEUE_OLD_EXPORT twice:
+	# 1. to return ENOTCONN from ldlm_handle_enqueue0
+	# 2. to pause reconnect handling between resend and setting
+	# import to LUSTRE_IMP_FULL state
+	do_facet ost1 "$LCTL set_param fail_val=3"
+
+	# client1 fails ro respond to bl ast
+	do_node $client2 "$MULTIOP $DIR/$tfile-1 Ow1048576c" &
+	MULTIPID=$!
+
+	# ost1 returns error on enqueue, which causes client1 to reconnect
+	do_node $client1 "$MULTIOP $DIR/$tfile-2 Ow1048576c" ||
+		error "multiop failed"
+	wait $MULTIPID
+
+	do_facet ost1 "$LCTL set_param fail_loc=0"
+	do_facet ost1 "$LCTL set_param fail_val=0"
+}
+run_test 10e "re-send BL AST vs reconnect race 2"
+
 #bug 2460
 # wake up a thread waiting for completion after eviction
 test_11(){
@@ -339,7 +425,7 @@ test_16() {
 }
 run_test 16 "timeout bulk put, don't evict client (2732)"
 
-test_17() {
+test_17a() {
     local at_max_saved=0
 
     remote_ost_nodsh && skip "remote OST with nodsh" && return 0
@@ -373,7 +459,93 @@ test_17() {
     [ $at_max_saved -ne 0 ] && at_max_set $at_max_saved ost1
     return 0
 }
-run_test 17 "timeout bulk get, don't evict client (2732)"
+run_test 17a "timeout bulk get, don't evict client (2732)"
+
+test_17b() {
+	[ -z "$RCLIENTS" ] && skip "Needs multiple clients" && return 0
+
+	# get one of the clients from client list
+	local rcli=$(echo $RCLIENTS | cut -d ' ' -f 1)
+	local p="$TMP/$TESTSUITE-$TESTNAME.parameters"
+	local ldlm_enqueue_min=$(do_facet ost1 find /sys -name ldlm_enqueue_min)
+	[ -z "$ldlm_enqueue_min" ] &&
+		skip "missing /sys/.../ldlm_enqueue_min" && return 0
+
+	$LFS setstripe -i 0 -c 1 -S 1048576 $DIR/$tfile ||
+		error "setstripe failed"
+	$LFS setstripe -i 0 -c 1 -S 1048576 $DIR/${tfile}2 ||
+		error "setstripe 2 failed"
+
+	save_lustre_params ost1 "at_history" > $p
+	save_lustre_params ost1 "bulk_timeout" >> $p
+	local dev="${FSNAME}-OST0000"
+	save_lustre_params ost1 "obdfilter.$dev.brw_size" >> $p
+	local ldlm_enqueue_min_save=$(do_facet ost1 cat $ldlm_enqueue_min)
+
+	local new_at_history=15
+
+	do_facet ost1 "$LCTL set_param at_history=$new_at_history"
+	do_facet ost1 "$LCTL set_param bulk_timeout=30"
+	do_facet ost1 "echo 30 > /sys/module/ptlrpc/parameters/ldlm_enqueue_min"
+
+	# brw_size is required to be 4m so that bulk transfer timeout
+	# could be simulated with OBD_FAIL_PTLRPC_CLIENT_BULK_CB3
+	local brw_size=$($LCTL get_param -n \
+	    osc.$FSNAME-OST0000-osc-[^M]*.import |
+	    awk '/max_brw_size/{print $2}')
+	if [ $brw_size -ne 4194304 ]
+	then
+		save_lustre_params ost1 "obdfilter.$dev.brw_size" >> $p
+		do_facet ost1 "$LCTL set_param obdfilter.$dev.brw_size=4"
+		remount_client $MOUNT
+	fi
+
+	# get service estimate expanded
+	#define OBD_FAIL_OST_BRW_PAUSE_PACK		 0x224
+	do_facet ost1 "$LCTL set_param fail_loc=0x80000224 fail_val=35"
+	echo "delay rpc servicing by 35 seconds"
+	dd if=/dev/zero of=$DIR/$tfile bs=1M count=1 conv=fdatasync
+
+	local estimate
+	estimate=$($LCTL get_param -n osc.$dev-osc-*.timeouts |
+	    awk '/portal 6/ {print $5}')
+	echo "service estimates increased to $estimate"
+
+	# let current worst service estimate to get closer to obliteration
+	sleep $((new_at_history / 3))
+
+	# start i/o and simulate bulk transfer loss
+	#define OBD_FAIL_PTLRPC_CLIENT_BULK_CB3     0x520
+	do_facet ost1 "$LCTL set_param fail_loc=0xa0000520 fail_val=1"
+	dd if=/dev/zero of=$DIR/$tfile bs=2M count=1 conv=fdatasync,notrunc &
+	local writedd=$!
+
+	# start lock conflict handling
+	sleep $((new_at_history / 3))
+	do_node $rcli "dd if=$DIR/$tfile of=/dev/null bs=1M count=1" &
+	local readdd=$!
+
+	# obliterate the worst service estimate
+	sleep $((new_at_history / 3 + 1))
+	dd if=/dev/zero of=$DIR/${tfile}2 bs=1M count=1
+
+	estimate=$($LCTL get_param -n osc.$dev-osc-*.timeouts |
+	    awk '/portal 6/ {print $5}')
+	echo "service estimate dropped to $estimate"
+
+	wait $writedd
+	[[ $? == 0 ]] || error "write failed"
+	wait $readdd
+	[[ $? == 0 ]] || error "read failed"
+
+	restore_lustre_params <$p
+	if [ $brw_size -ne 4194304 ]
+	then
+		remount_client $MOUNT || error "remount_client failed"
+	fi
+	do_facet ost1 "echo $ldlm_enqueue_min_save > $ldlm_enqueue_min"
+}
+run_test 17b "timeout bulk get, dont evict client (3582)"
 
 test_18a() {
     [ -z ${ost2_svc} ] && skip_env "needs 2 osts" && return 0
@@ -470,10 +642,10 @@ test_18c() {
     do_facet ost1 lctl set_param fail_loc=0x80000225
     # force reconnect
     sleep 1
-    df $MOUNT > /dev/null 2>&1
+    $LFS df $MOUNT > /dev/null 2>&1
     sleep 2
     # my understanding is that there should be nothing in the page
-    # cache after the client reconnects?     
+    # cache after the client reconnects?
     rc=0
     pgcache_empty || rc=2
     rm -f $f $TMP/$tfile
@@ -861,7 +1033,8 @@ test_24b() {
 
 	dmesg -c > /dev/null
 	mkdir -p $DIR/$tdir
-	lfs setstripe $DIR/$tdir -s 0 -i 0 -c 1
+	lfs setstripe $DIR/$tdir -S 0 -i 0 -c 1 ||
+		error "$LFS setstripe failed"
 	cancel_lru_locks osc
 	multiop_bg_pause $DIR/$tdir/$tfile-1 Ow8192_yc ||
 		error "mulitop Ow8192_yc failed"
@@ -903,20 +1076,21 @@ test_26a() {      # was test_26 bug 5921 - evict dead exports by pinger
 
 	check_timeout || return 1
 
-	local OST_NEXP=$(do_facet ost1 lctl get_param -n obdfilter.${ost1_svc}.num_exports | cut -d' ' -f2)
-
-	echo starting with $OST_NEXP OST exports
 # OBD_FAIL_PTLRPC_DROP_RPC 0x505
 	do_facet client lctl set_param fail_loc=0x505
-        # evictor takes PING_EVICT_TIMEOUT + 3 * PING_INTERVAL to evict.
-        # But if there's a race to start the evictor from various obds,
-        # the loser might have to wait for the next ping.
-
+	local before=$(date +%s)
 	local rc=0
-	wait_client_evicted ost1 $OST_NEXP $((TIMEOUT * 2 + TIMEOUT * 3 / 4))
-	rc=$?
+
+	# evictor takes PING_EVICT_TIMEOUT + 3 * PING_INTERVAL to evict.
+	# But if there's a race to start the evictor from various obds,
+	# the loser might have to wait for the next ping.
+	sleep $((TIMEOUT * 2 + TIMEOUT * 3 / 4))
 	do_facet client lctl set_param fail_loc=0x0
-        [ $rc -eq 0 ] || error "client not evicted from OST"
+	do_facet client df > /dev/null
+
+	local oscs=$(lctl dl | awk '/-osc-/ {print $4}')
+	check_clients_evicted $before ${oscs[@]}
+	check_clients_full 10 ${oscs[@]}
 }
 run_test 26a "evict dead exports"
 
@@ -1395,6 +1569,39 @@ test_66()
 }
 run_test 66 "lock enqueue re-send vs client eviction"
 
+test_65() {
+	mount_client $DIR2
+
+	#grant lock1, export2
+	$SETSTRIPE -i -0 $DIR2/$tfile || return 1
+	$MULTIOP $DIR2/$tfile Ow  || return 2
+
+#define OBD_FAIL_LDLM_BL_EVICT            0x31e
+	do_facet ost $LCTL set_param fail_loc=0x31e
+	#get waiting lock2, export1
+	$MULTIOP $DIR/$tfile Ow &
+	PID1=$!
+	# let enqueue to get asleep
+	sleep 2
+
+	#get lock2 blocked
+	$MULTIOP $DIR2/$tfile Ow &
+	PID2=$!
+	sleep 2
+
+	#evict export1
+	ost_evict_client
+
+	sleep 2
+	do_facet ost $LCTL set_param fail_loc=0
+
+	wait $PID1
+	wait $PID2
+
+	umount_client $DIR2
+}
+run_test 65 "lock enqueue for destroyed export"
+
 check_cli_ir_state()
 {
         local NODE=${1:-$HOSTNAME}
@@ -1413,6 +1620,11 @@ check_target_ir_state()
         local recovery_proc=obdfilter.${!name}.recovery_status
         local st
 
+	while : ; do
+		st=$(do_facet $target "$LCTL get_param -n $recovery_proc |
+			awk '/status:/{ print \\\$2}'")
+		[ x$st = xRECOVERING ] || break
+	done
         st=$(do_facet $target "lctl get_param -n $recovery_proc |
                                awk '/IR:/{ print \\\$2}'")
 	[ $st != ON -o $st != OFF -o $st != ENABLED -o $st != DISABLED ] ||
@@ -1609,7 +1821,7 @@ test_103()
         do_facet mgs $LCTL list_param mgs.*.ir_timeout ||
                 { skip "MGS without IR support"; return 0; }
 
-        combined_mgs_mds && skip "mgs and mds on the same target" && return 0
+	combined_mgs_mds && skip "needs separate mgs and mds" && return 0
 
         # workaround solution to generate config log on the mds
         remount_facet mds1
@@ -1788,6 +2000,23 @@ test_107 () {
 }
 run_test 107 "drop reint reply, then restart MDT"
 
+test_108() {
+	mkdir -p $DIR/$tdir
+	$SETSTRIPE -c 1 -i 0 $DIR/$tdir
+
+	dd if=/dev/zero of=$DIR/$tdir/$tfile bs=1M count=256 &
+	local dd_pid=$!
+	sleep 0.1
+
+	ost_evict_client
+
+	wait $dd_pid
+
+	client_up || error "reconnect failed"
+	rm -f $DIR/$tdir/$tfile
+}
+run_test 108 "client eviction don't crash"
+
 test_110a () {
 	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
 	local remote_dir=$DIR/$tdir/remote_dir
@@ -1889,6 +2118,9 @@ test_110f () {
 run_test 110f "remove remote directory: drop slave rep"
 
 test_110g () {
+	[[ $(lustre_version_code $SINGLEMDS) -ge $(version_code 2.6.57) ]] ||
+		{ skip "Need MDS version at least 2.6.57"; return 0; }
+
 	[ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs" && return 0
 	local remote_dir=$DIR/$tdir/remote_dir
 	local MDTIDX=1
@@ -1897,9 +2129,9 @@ test_110g () {
 
 	createmany -o $remote_dir/f 100
 
-	#define OBD_FAIL_MIGRATE_NET_REP	0x1702
-	do_facet mds$MDTIDX lctl set_param fail_loc=0x1702
-	$LFS mv -M $MDTIDX $remote_dir || error "migrate failed"
+	#define OBD_FAIL_MIGRATE_NET_REP		0x1800
+	do_facet mds$MDTIDX lctl set_param fail_loc=0x1800
+	$LFS migrate -m $MDTIDX $remote_dir || error "migrate failed"
 	do_facet mds$MDTIDX lctl set_param fail_loc=0x0
 
 	for file in $(find $remote_dir); do
@@ -2019,6 +2251,123 @@ test_112a() {
 }
 run_test 112a "bulk resend while orignal request is in progress"
 
+test_115_read() {
+	local fail1=$1
+	local fail2=$2
+
+	df $DIR
+	dd if=/dev/zero of=$DIR/$tfile bs=4096 count=1
+	cancel_lru_locks osc
+
+	# OST_READ       =  3,
+	$LCTL set_param fail_loc=$fail1 fail_val=3
+	dd of=/dev/null if=$DIR/$tfile bs=4096 count=1 &
+	pid=$!
+	sleep 1
+
+	set_nodes_failloc "$(osts_nodes)" $fail2
+
+	wait $pid || error "dd failed"
+	return 0
+}
+
+test_115_write() {
+	local fail1=$1
+	local fail2=$2
+	local error=$3
+	local fail_val2=${4:-0}
+
+	df $DIR
+	touch $DIR/$tfile
+
+	# OST_WRITE      =  4,
+	$LCTL set_param fail_loc=$fail1 fail_val=4
+	dd if=/dev/zero of=$DIR/$tfile bs=4096 count=1 oflag=dsync &
+	pid=$!
+	sleep 1
+
+	df $MOUNT
+	set_nodes_failloc "$(osts_nodes)" $fail2 $fail_val2
+
+	wait $pid
+	rc=$?
+	[ $error -eq 0 ] && [ $rc -ne 0 ] && error "dd error ($rc)"
+	[ $error -ne 0 ] && [ $rc -eq 0 ] && error "dd success"
+	return 0
+}
+
+test_115a() {
+	[ $(lustre_version_code ost1) -lt $(version_code 2.8.50) ] &&
+		skip "need at least 2.8.50 on OST" && return 0
+
+	#define OBD_FAIL_PTLRPC_LONG_REQ_UNLINK  0x51b
+	#define OBD_FAIL_PTLRPC_DROP_BULK	 0x51a
+	test_115_read 0x8000051b 0x8000051a
+}
+run_test 115a "read: late REQ MDunlink and no bulk"
+
+test_115b() {
+	[ $(lustre_version_code ost1) -lt $(version_code 2.8.50) ] &&
+		skip "need at least 2.8.50 on OST" && return 0
+
+	#define OBD_FAIL_PTLRPC_LONG_REQ_UNLINK  0x51b
+	#define OBD_FAIL_OST_ENOSPC              0x215
+
+	# pass $OSTCOUNT for the fail_loc to be caught
+	# appropriately by the IO thread
+	test_115_write 0x8000051b 0x80000215 1 $OSTCOUNT
+}
+run_test 115b "write: late REQ MDunlink and no bulk"
+
+test_115c() {
+	[ $(lustre_version_code ost1) -lt $(version_code 2.8.50) ] &&
+		skip "need at least 2.8.50 on OST" && return 0
+
+	#define OBD_FAIL_PTLRPC_LONG_REPL_UNLINK 0x50f
+	#define OBD_FAIL_PTLRPC_DROP_BULK	 0x51a
+	test_115_read 0x8000050f 0x8000051a
+}
+run_test 115c "read: late Reply MDunlink and no bulk"
+
+test_115d() {
+	[ $(lustre_version_code ost1) -lt $(version_code 2.8.50) ] &&
+		skip "need at least 2.8.50 on OST" && return 0
+
+	#define OBD_FAIL_PTLRPC_LONG_REPL_UNLINK 0x50f
+	#define OBD_FAIL_OST_ENOSPC              0x215
+	test_115_write 0x8000050f 0x80000215 0
+}
+run_test 115d "write: late Reply MDunlink and no bulk"
+
+test_115e() {
+	[ $(lustre_version_code ost1) -lt $(version_code 2.8.50) ] &&
+		skip "need at least 2.8.50 on OST" && return 0
+
+	#define OBD_FAIL_PTLRPC_LONG_BULK_UNLINK 0x510
+	#define OBD_FAIL_OST_ALL_REPLY_NET       0x211
+	test_115_read 0x80000510 0x80000211
+}
+run_test 115e "read: late Bulk MDunlink and no reply"
+
+test_115f() {
+	[ $(lustre_version_code ost1) -lt $(version_code 2.8.50) ] &&
+		skip "need at least 2.8.50 on OST" && return 0
+
+	#define OBD_FAIL_PTLRPC_LONG_REQ_UNLINK  0x51b
+	#define OBD_FAIL_OST_ALL_REPLY_NET       0x211
+	test_115_read 0x8000051b 0x80000211
+}
+run_test 115f "read: late REQ MDunlink and no reply"
+
+test_115g() {
+	[ $(lustre_version_code ost1) -lt $(version_code 2.8.50) ] &&
+		skip "need at least 2.8.50 on OST" && return 0
+
+	#define OBD_FAIL_PTLRPC_LONG_BOTH_UNLINK 0x51c
+	test_115_read 0x8000051c 0
+}
+run_test 115g "read: late REQ MDunlink and Reply MDunlink"
+
 # parameters: fail_loc CMD RC
 test_120_reply() {
 	local PID
@@ -2153,6 +2502,190 @@ test_113() {
 }
 run_test 113 "ldlm enqueue dropped reply should not cause deadlocks"
 
+T130_PID=0
+test_130_base() {
+	test_mkdir -p $DIR/$tdir
+
+	# Prevent interference from layout intent RPCs due to
+	# asynchronous writeback. These will be tested in 130c below.
+	do_nodes ${CLIENTS:-$HOSTNAME} sync
+
+	# get only LOOKUP lock on $tdir
+	cancel_lru_locks mdc
+	ls $DIR/$tdir/$tfile 2>/dev/null
+
+	# get getattr by fid on $tdir
+	#
+	# we need to race with unlink, unlink must complete before we will
+	# take a DLM lock, otherwise unlink will wait until getattr will
+	# complete; but later than getattr starts so that getattr found
+	# the object
+#define OBD_FAIL_MDS_INTENT_DELAY		0x160
+	set_nodes_failloc "$(mdts_nodes)" 0x80000160
+	stat $DIR/$tdir &
+	T130_PID=$!
+	sleep 2
+
+	rm -rf $DIR/$tdir
+
+	# drop the reply so that resend happens on an unlinked file.
+#define OBD_FAIL_MDS_LDLM_REPLY_NET	 0x157
+	set_nodes_failloc "$(mdts_nodes)" 0x80000157
+}
+
+test_130a() {
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+	local server_version=$(lustre_version_code $SINGLEMDS)
+	[[ $server_version -ge $(version_code 2.7.2) ]] ||
+		{ skip "Need server version newer than 2.7.1"; return 0; }
+
+	test_130_base
+
+	wait $T130_PID || [ $? -eq 0 ] && error "stat should fail"
+	return 0
+}
+run_test 130a "enqueue resend on not existing file"
+
+test_130b() {
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+	local server_version=$(lustre_version_code $SINGLEMDS)
+	[[ $server_version -ge $(version_code 2.7.2) ]] ||
+		{ skip "Need server version newer than 2.7.1"; return 0; }
+
+	test_130_base
+	# let the reply to be dropped
+	sleep 10
+
+#define OBD_FAIL_SRV_ENOENT              0x217
+	set_nodes_failloc "$(mdts_nodes)" 0x80000217
+
+	wait $T130_PID || [ $? -eq 0 ] && error "stat should fail"
+	return 0
+}
+run_test 130b "enqueue resend on a stale inode"
+
+test_130c() {
+	remote_mds_nodsh && skip "remote MDS with nodsh" && return
+
+	do_nodes ${CLIENTS:-$HOSTNAME} sync
+	echo XXX > $DIR/$tfile
+
+	cancel_lru_locks mdc
+
+	# Trigger writeback on $tfile.
+	#
+	# we need to race with unlink, unlink must complete before we will
+	# take a DLM lock, otherwise unlink will wait until intent will
+	# complete; but later than intent starts so that intent found
+	# the object
+#define OBD_FAIL_MDS_INTENT_DELAY		0x160
+	set_nodes_failloc "$(mdts_nodes)" 0x80000160
+	sync &
+	T130_PID=$!
+	sleep 2
+
+	rm $DIR/$tfile
+
+	# drop the reply so that resend happens on an unlinked file.
+#define OBD_FAIL_MDS_LDLM_REPLY_NET	 0x157
+	set_nodes_failloc "$(mdts_nodes)" 0x80000157
+
+	# let the reply to be dropped
+	sleep 10
+
+#define OBD_FAIL_SRV_ENOENT              0x217
+	set_nodes_failloc "$(mdts_nodes)" 0x80000217
+
+	wait $T130_PID
+
+	return 0
+}
+run_test 130c "layout intent resend on a stale inode"
+
+test_132() {
+	local before=$(date +%s)
+	local evict
+
+	mount_client $MOUNT2 || error "mount filed"
+
+	rm -f $DIR/$tfile
+	# get a lock on client so that export would reach the stale list
+	$SETSTRIPE -i 0 $DIR/$tfile || error "setstripe failed"
+	dd if=/dev/zero of=$DIR/$tfile bs=4096 count=1 conv=fsync ||
+		error "dd failed"
+
+	#define OBD_FAIL_OST_PAUSE_PUNCH         0x236
+	do_facet ost1 $LCTL set_param fail_val=120 fail_loc=0x80000236
+
+	$TRUNCATE $DIR/$tfile 100 &
+
+	sleep 1
+	dd if=/dev/zero of=$DIR2/$tfile bs=4096 count=1 conv=notrunc ||
+		error "dd failed"
+
+	wait
+	umount_client $MOUNT2
+
+	evict=$(do_facet client $LCTL get_param \
+		osc.$FSNAME-OST0000-osc-*/state |
+	    awk -F"[ [,]" '/EVICTED ]$/ { if (t<$5) {t=$5;} } END { print t }')
+
+	[ -z "$evict" ] || [[ $evict -le $before ]] ||
+		(do_facet client $LCTL get_param \
+			osc.$FSNAME-OST0000-osc-*/state;
+		    error "eviction happened: $evict before:$before")
+}
+run_test 132 "long punch"
+
+test_131() {
+	remote_ost_nodsh && skip "remote OST with nodsh" && return 0
+
+	rm -f $DIR/$tfile
+	# get a lock on client so that export would reach the stale list
+	$SETSTRIPE -i 0 $DIR/$tfile || error "setstripe failed"
+	dd if=/dev/zero of=$DIR/$tfile count=1 || error "dd failed"
+
+	# another IO under the same lock
+	#define OBD_FAIL_OSC_DELAY_IO            0x414
+	$LCTL set_param fail_loc=0x80000414
+	$LCTL set_param fail_val=4 fail_loc=0x80000414
+	dd if=/dev/zero of=$DIR/$tfile count=1 conv=notrunc oflag=dsync &
+	local pid=$!
+	sleep 1
+
+	#define OBD_FAIL_LDLM_BL_EVICT           0x31e
+	set_nodes_failloc "$(osts_nodes)" 0x8000031e
+	ost_evict_client
+	client_reconnect
+
+	wait $pid && error "dd succeeded"
+	return 0
+}
+run_test 131 "IO vs evict results to IO under staled lock"
+
+test_133() {
+	local list=$(comma_list $(mdts_nodes))
+
+	local t=$((TIMEOUT * 2))
+	touch $DIR/$tfile
+
+	flock $DIR/$tfile -c "echo bl lock;sleep $t;echo bl flock unlocked" &
+	sleep 1
+	multiop_bg_pause $DIR/$tfile O_jc || return 1
+	PID=$!
+
+	#define OBD_FAIL_LDLM_REPLY              0x30c
+	do_nodes $list $LCTL set_param fail_loc=0x8000030c
+	kill -USR1 $PID
+	echo "waiting for multiop $PID"
+	wait $PID || return 2
+
+	rm -f $DIR/$tfile
+
+	return 0
+}
+run_test 133 "don't fail on flock resend"
+
 complete $SECONDS
 check_and_cleanup_lustre
 exit_status