[LU-7847] sanity/208: Multiple MDTs on ZFS results in lod_device_free()) ASSERTION( atomic_read(&lu->ld_ref) == 0 ) failed

• Type: Bug
• Resolution: Cannot Reproduce
• Priority: Minor
• Severity: 3
• Assignee: WC Triage
• Reporter: Maloo

Description

This issue was created by maloo for Nathaniel Clark <[e-mail]>

This issue relates to the following test suite run: https://testing.hpdd.intel.com/test_sets/1eab4efe-e1e8-11e5-a8c8-5254006e85c2.

The sub-test test_208 failed with the following error:

test failed to respond and timed out

Please provide additional information about the failure here.

Info required for matching: sanity 208

MDS1 console log:

14:06:52:Lustre: Failing over lustre-MDT0000
14:06:52:LustreError: 23208:0:(client.c:1133:ptlrpc_import_delay_req()) @@@ IMP_CLOSED   req@ffff88005c23f6c0 x1527815505900124/t0(0) o1000->lustre-MDT0001-osp-MDT0000@10.2.4.248@tcp:24/4 lens 304/4320 e 0 to 0 dl 0 ref 2 fl Rpc:/0/ffffffff rc 0/-1
14:06:52:LustreError: 23208:0:(osp_object.c:588:osp_attr_get()) lustre-MDT0001-osp-MDT0000:osp_attr_get update error [0x240000401:0x1:0x0]: rc = -5
14:06:52:LustreError: 23208:0:(llog_cat.c:294:llog_cat_close()) lustre-MDT0002-osp-MDT0000: failure destroying log during cleanup: rc = -5
14:06:52:LustreError: 12282:0:(lod_dev.c:1593:lod_device_free()) ASSERTION( atomic_read(&lu->ld_ref) == 0 ) failed: lu is ffff880079854000
14:06:52:LustreError: 12282:0:(lod_dev.c:1593:lod_device_free()) LBUG
14:06:52:Pid: 12282, comm: obd_zombid
14:06:52:
14:06:52:Call Trace:
14:06:52: [<ffffffffa06ff875>] libcfs_debug_dumpstack+0x55/0x80 [libcfs]
14:06:52: [<ffffffffa06ffe77>] lbug_with_loc+0x47/0xb0 [libcfs]
14:06:52: [<ffffffffa10d99ee>] lod_device_free+0x1ee/0x220 [lod]
14:06:52: [<ffffffffa07fea2d>] class_decref+0x3dd/0x4c0 [obdclass]
14:06:52: [<ffffffffa07eab21>] obd_zombie_impexp_cull+0x611/0x970 [obdclass]
14:06:52: [<ffffffffa07eaee5>] obd_zombie_impexp_thread+0x65/0x190 [obdclass]
14:06:52: [<ffffffff810672b0>] ? default_wake_function+0x0/0x20
14:06:52: [<ffffffffa07eae80>] ? obd_zombie_impexp_thread+0x0/0x190 [obdclass]
14:06:52: [<ffffffff810a0fce>] kthread+0x9e/0xc0
14:06:52: [<ffffffff8100c28a>] child_rip+0xa/0x20
14:06:52: [<ffffffff810a0f30>] ? kthread+0x0/0xc0
14:06:52: [<ffffffff8100c280>] ? child_rip+0x0/0x20