[LU-8170] Interop master<->2.8.0 : conf-sanity conf-sanity: (lu_object.c:1224:lu_device_fini()) ASSERTION( atomic_read(&d->ld_ref) == 0 ) failed: Refcount is 3

• Type: Bug
• Resolution: Cannot Reproduce
• Priority: Minor
• Affects Version/s: Lustre 2.9.0
• Environment: Interop; 2.8.0 EL6.7 Server/ EL7.2 Client; Client: master, build# 3370; Server: b2_8, build# 12
• Severity: 3
• Assignee: WC Triage
• Reporter: Maloo

Description

This issue was created by maloo for Saurabh Tandan <[e-mail]>

This issue relates to the following test suite run: https://testing.hpdd.intel.com/test_sets/b2078754-1d97-11e6-a909-5254006e85c2.

The sub-test conf-sanity failed with the following error:

test failed to respond and timed out

The sub-test conf-sanity failed with the following error:

21:11:54:Lustre: DEBUG MARKER: lsmod | grep lnet > /dev/null && lctl dl | grep ' ST '
21:11:54:Lustre: DEBUG MARKER: grep -c /mnt/ost6' ' /proc/mounts
21:11:54:Lustre: DEBUG MARKER: umount -d -f /mnt/ost6
21:11:54:Lustre: DEBUG MARKER: lsmod | grep lnet > /dev/null && lctl dl | grep ' ST '
21:11:54:Lustre: DEBUG MARKER: grep -c /mnt/ost7' ' /proc/mounts
21:11:54:Lustre: DEBUG MARKER: umount -d -f /mnt/ost7
21:11:54:LustreError: 24903:0:(lu_object.c:1224:lu_device_fini()) ASSERTION( atomic_read(&d->ld_ref) == 0 ) failed: Refcount is 3
21:11:54:LustreError: 24903:0:(lu_object.c:1224:lu_device_fini()) LBUG
21:11:54:Pid: 24903, comm: umount
21:11:54:
21:11:54:Call Trace:

21:11:54:Kernel panic - not syncing: LBUG
21:11:54:Pid: 24903, comm: umount Not tainted 2.6.32-573.12.1.el6_lustre.x86_64 #1
21:11:54:Call Trace: