[37344.279212] Lustre: DEBUG MARKER: == racer test 1: racer on clients: onyx-48vm5,onyx-48vm6 DURATION=900 ================================ 03:22:37 (1523355757)
[37399.395093] Lustre: lustre-MDT0002: Client 7252301d-8a7e-b311-b5c7-46a2468e261a (at 10.2.8.228@tcp) reconnecting
[37432.000323] Lustre: lustre-MDT0000: Client 7252301d-8a7e-b311-b5c7-46a2468e261a (at 10.2.8.228@tcp) reconnecting
[37446.987681] Lustre: lustre-MDT0000: Client 832ac1ec-3789-962c-9e5e-858870d7dbad (at 10.2.8.228@tcp) reconnecting
[37476.111103] Lustre: lustre-MDT0000: Client 7252301d-8a7e-b311-b5c7-46a2468e261a (at 10.2.8.228@tcp) reconnecting
[37481.835630] Lustre: lustre-MDT0002: Client 832ac1ec-3789-962c-9e5e-858870d7dbad (at 10.2.8.228@tcp) reconnecting
[37494.359226] Lustre: lustre-MDT0000: Client 832ac1ec-3789-962c-9e5e-858870d7dbad (at 10.2.8.228@tcp) reconnecting
[37516.513289] LustreError: 17814:0:(mdt_open.c:1167:mdt_cross_open()) lustre-MDT0000: [0x200000404:0x92c:0x0] doesn't exist!: rc = -14
[37526.390139] Lustre: lustre-MDT0002: Client 832ac1ec-3789-962c-9e5e-858870d7dbad (at 10.2.8.228@tcp) reconnecting
[37573.063885] LustreError: 17808:0:(osd_handler.c:1987:osd_object_release()) LBUG
[37573.065168] Pid: 17808, comm: mdt00_034
[37573.065955]
[37573.065955] Call Trace:
[37573.066850] [<ffffffff81019b59>] dump_trace+0x59/0x340
[37573.067895] [<ffffffffa077c6ca>] libcfs_call_trace+0x4a/0x60 [libcfs]
[37573.069080] [<ffffffffa077c741>] lbug_with_loc+0x41/0xa0 [libcfs]
[37573.070405] [<ffffffffa0eaa1b4>] osd_object_release+0x54/0x60 [osd_ldiskfs]
[37573.071629] [<ffffffffa0a857c2>] lu_object_put+0x102/0x390 [obdclass]
[37573.072315] [<ffffffffa101729a>] mdt_reint_migrate_internal.isra.38+0x72a/0x1680 [mdt]
[37573.073392] [<ffffffffa10183f5>] mdt_reint_rename_or_migrate.isra.39+0x205/0x7d0 [mdt]
[37573.074230] [<ffffffffa101c791>] mdt_reint_rec+0x71/0x1e0 [mdt]
[37573.074865] [<ffffffffa0fff68b>] mdt_reint_internal+0x59b/0x960 [mdt]
[37573.075552] [<ffffffffa100aa41>] mdt_reint+0x61/0x120 [mdt]
[37573.076197] [<ffffffffa08a62da>] tgt_request_handle+0x8ca/0x12e0 [ptlrpc]
[37573.076937] [<ffffffffa0852da1>] ptlrpc_server_handle_request+0x241/0xa50 [ptlrpc]
[37573.077900] [<ffffffffa0856bb0>] ptlrpc_main+0xa40/0x1da0 [ptlrpc]
[37573.078555] [<ffffffff8109e879>] kthread+0xc9/0xe0
[37573.079061] [<ffffffff81618345>] ret_from_fork+0x55/0x80
[37573.082159] (null)DWARF2 unwinder stuck at ret_from_fork+0x55/0x80
[37573.082855]
[37573.083024] (null)Leftover inexact backtrace:
[37573.083024]
[37573.083628] [<ffffffff8109e7b0>] ? kthread+0x0/0xe0
[37573.084128]
[37573.084306] Kernel panic - not syncing: LBUG
[37573.084754] CPU: 1 PID: 17808 Comm: mdt00_034 Tainted: G W OE N 4.4.120-94.17_lustre-default #1
[37573.085860] Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2011
[37573.086443] 0000000000000000 ffffffff81329890 ffffffffa0798e91 ffff880059d27b18
[37573.087281] ffffffff811909a1 ffff880000000008 ffff880059d27b28 ffff880059d27ac8
[37573.088110] ffffffff811911c6 0000000000000246 0000000000000001 0000000000000006
[37573.089189] Call Trace:
[37573.089477] [<ffffffff81019b59>] dump_trace+0x59/0x340
[37573.090022] [<ffffffff81019f2a>] show_stack_log_lvl+0xea/0x170
[37573.090636] [<ffffffff8101acd1>] show_stack+0x21/0x40
[37573.091159] [<ffffffff81329890>] dump_stack+0x5c/0x7c
[37573.091695] [<ffffffff811909a1>] panic+0xd2/0x232
[37573.092189] [<ffffffffa077c759>] lbug_with_loc+0x59/0xa0 [libcfs]
[37573.092834] [<ffffffffa0eaa1b4>] osd_object_release+0x54/0x60 [osd_ldiskfs]
[37573.093721] [<ffffffffa0a857c2>] lu_object_put+0x102/0x390 [obdclass]
[37573.094407] [<ffffffffa101729a>] mdt_reint_migrate_internal.isra.38+0x72a/0x1680 [mdt]
[37573.095309] [<ffffffffa10183f5>] mdt_reint_rename_or_migrate.isra.39+0x205/0x7d0 [mdt]
[37573.096277] [<ffffffffa101c791>] mdt_reint_rec+0x71/0x1e0 [mdt]
[37573.096910] [<ffffffffa0fff68b>] mdt_reint_internal+0x59b/0x960 [mdt]
[37573.097721] [<ffffffffa100aa41>] mdt_reint+0x61/0x120 [mdt]
[37573.098391] [<ffffffffa08a62da>] tgt_request_handle+0x8ca/0x12e0 [ptlrpc]
[37573.099154] [<ffffffffa0852da1>] ptlrpc_server_handle_request+0x241/0xa50 [ptlrpc]
[37573.099975] [<ffffffffa0856bb0>] ptlrpc_main+0xa40/0x1da0 [ptlrpc]
[37573.100651] [<ffffffff8109e879>] kthread+0xc9/0xe0
[37573.101264] [<ffffffff81618345>] ret_from_fork+0x55/0x80
[37573.104156] DWARF2 unwinder stuck at ret_from_fork+0x55/0x80
[37573.104762]
[37573.104937] Leftover inexact backtrace:
[37573.104937]
[37573.105632] [<ffffffff8109e7b0>] ? kthread_park+0x50/0x50
[ 3.317569] RPC: Registered named UNIX socket transport module.