[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 (Inactive)

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