[LU-8897] Interop conf-sanity test_41c: unexpected concurent OST mounts result, rc=0 rc2=17

• Status: Open
• Project: Lustre
• Affects Version/s: Lustre 2.7.0, Lustre 2.9.0
• Type: Bug
• Priority: Minor
• Reporter: Sarah Liu
• Assignee: WC Triage
• Resolution: Unresolved

Environment

server: b2_9/#21

• Severity: 3

Description

https://testing.hpdd.intel.com/test_sets/9b00e64e-b654-11e6-b6d0-5254006e85c2

test log

CMD: trevis-50vm8 mkdir -p /mnt/ost1; mount -t lustre   		                   /dev/lvm-Role_OSS/P1 /mnt/ost1
trevis-50vm8: mount.lustre: according to /etc/mtab /dev/mapper/lvm--Role_OSS-P1 is already mounted on /mnt/ost1
Start of /dev/lvm-Role_OSS/P1 on ost1 failed 17
CMD: trevis-50vm7 grep -c /mnt/mds1' ' /proc/mounts
Stopping /mnt/mds1 (opts:-f) on trevis-50vm7
CMD: trevis-50vm7 umount -d -f /mnt/mds1
CMD: trevis-50vm7 lsmod | grep lnet > /dev/null && lctl dl | grep ' ST '
CMD: trevis-50vm8 grep -c /mnt/ost1' ' /proc/mounts
Stopping /mnt/ost1 (opts:-f) on trevis-50vm8
CMD: trevis-50vm8 umount -d -f /mnt/ost1
CMD: trevis-50vm8 lsmod | grep lnet > /dev/null && lctl dl | grep ' ST '
 conf-sanity test_41c: @@@@@@ FAIL: unexpected concurent OST mounts result, rc=0 rc2=17 

MDS dmesg

[ 7429.634949] Lustre: DEBUG MARKER: == conf-sanity test 41c: concurent mounts of MDT/OST should all fail but one ========================= 23:41:20 (1480376480)
[ 7429.782085] Lustre: DEBUG MARKER: /usr/sbin/lctl get_param -n version
[ 7430.632573] Lustre: DEBUG MARKER: grep -c /mnt/mds1' ' /proc/mounts
[ 7430.897101] Lustre: DEBUG MARKER: lsmod | grep lnet > /dev/null && lctl dl | grep ' ST '
[ 7438.273746] Lustre: DEBUG MARKER: /usr/sbin/lctl set_param fail_loc=0x703
[ 7438.557608] Lustre: DEBUG MARKER: mkdir -p /mnt/mds1
[ 7438.814950] Lustre: DEBUG MARKER: test -b /dev/lvm-Role_MDS/P1
[ 7439.068423] Lustre: DEBUG MARKER: mkdir -p /mnt/mds1; mount -t lustre   		                   /dev/lvm-Role_MDS/P1 /mnt/mds1
[ 7439.221217] LDISKFS-fs (dm-0): mounted filesystem with ordered data mode. Opts: user_xattr,errors=remount-ro,no_mbcache,nodelalloc
[ 7439.241093] LustreError: 7529:0:(fail.c:129:__cfs_fail_timeout_set()) cfs_fail_timeout id 703 sleeping for 40000ms
[ 7440.537077] Lustre: DEBUG MARKER: /usr/sbin/lctl set_param fail_loc=0x0
[ 7440.791535] Lustre: DEBUG MARKER: mkdir -p /mnt/mds1
[ 7441.049770] Lustre: DEBUG MARKER: test -b /dev/lvm-Role_MDS/P1
[ 7441.303864] Lustre: DEBUG MARKER: mkdir -p /mnt/mds1; mount -t lustre   		                   /dev/lvm-Role_MDS/P1 /mnt/mds1
[ 7441.452296] LustreError: 7824:0:(obd_mount_server.c:1810:server_fill_super()) Unable to start osd on /dev/mapper/lvm--Role_MDS-P1: -114
[ 7441.456566] LustreError: 7824:0:(obd_mount.c:1449:lustre_fill_super()) Unable to mount  (-114)