[LU-5193] 2.6 DNE stress testing: osp_sync_interpret()) ASSERTION( rc || req->rq_transno ) failed:

• Type: Bug
• Resolution: Duplicate
• Priority: Critical
• Affects Version/s: Lustre 2.6.0
• Labels: dne
• Severity: 3
• Assignee: Alex Zhuravlev
• Reporter: Patrick Farrell

Description

During Cray stress testing of 2.6 servers and 2.5 clients using remote directories (but NOT striped directories), we hit the following LBUG on one of our MDSes:

<0>LustreError: 23068:0:(osp_sync.c:350:osp_sync_interpret()) ASSERTION( rc || req->rq_transno ) failed:
<0>LustreError: 23068:0:(osp_sync.c:350:osp_sync_interpret()) LBUG
<4>Pid: 23068, comm: ptlrpcd_10
<4>
<4>Call Trace:
<4> [<ffffffffa0a92895>] libcfs_debug_dumpstack+0x55/0x80 [libcfs]
<4> [<ffffffffa0a92e97>] lbug_with_loc+0x47/0xb0 [libcfs]
<4> [<ffffffffa16b2d30>] osp_sync_process_record+0x0/0x13f0 [osp]
<4> [<ffffffffa0e7e2dc>] ptlrpc_check_set+0x2bc/0x1b50 [ptlrpc]
<4> [<ffffffffa0eaadfb>] ptlrpcd_check+0x53b/0x560 [ptlrpc]
<4> [<ffffffffa0eab44b>] ptlrpcd+0x33b/0x3f0 [ptlrpc]
<4> [<ffffffff81065df0>] ? default_wake_function+0x0/0x20
<4> [<ffffffffa0eab110>] ? ptlrpcd+0x0/0x3f0 [ptlrpc]
<4> [<ffffffff8109aee6>] kthread+0x96/0xa0
<4> [<ffffffff8100c20a>] child_rip+0xa/0x20
<4> [<ffffffff8109ae50>] ? kthread+0x0/0xa0
<4> [<ffffffff8100c200>] ? child_rip+0x0/0x20
<4>
<0>Kernel panic - not syncing: LBUG
<4>Pid: 23068, comm: ptlrpcd_10 Tainted: G W --------------- 2.6.32-431.5.1.el6.x86_64 #1
<4>Call Trace:
<4> [<ffffffff81527513>] ? panic+0xa7/0x16f
<4> [<ffffffffa0a92eeb>] ? lbug_with_loc+0x9b/0xb0 [libcfs]
<4> [<ffffffffa16b2d30>] ? osp_sync_process_record+0x0/0x13f0 [osp]
<4> [<ffffffffa0e7e2dc>] ? ptlrpc_check_set+0x2bc/0x1b50 [ptlrpc]
<4> [<ffffffffa0eaadfb>] ? ptlrpcd_check+0x53b/0x560 [ptlrpc]
<4> [<ffffffffa0eab44b>] ? ptlrpcd+0x33b/0x3f0 [ptlrpc]
<4> [<ffffffff81065df0>] ? default_wake_function+0x0/0x20
<4> [<ffffffffa0eab110>] ? ptlrpcd+0x0/0x3f0 [ptlrpc]
<4> [<ffffffff8109aee6>] ? kthread+0x96/0xa0
<4> [<ffffffff8100c20a>] ? child_rip+0xa/0x20
<4> [<ffffffff8109ae50>] ? kthread+0x0/0xa0
<4> [<ffffffff8100c200>] ? child_rip+0x0/0x20

Issue Links

• is related to: LU-5629 osp_sync_interpret() ASSERTION( rc || req->rq_transno ) failed