Details
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Bug
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Resolution: Fixed
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Major
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Lustre 2.4.0
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None
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3
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4443
Description
I tried current master (at ad173173fe6b67e41c2c232a15c5eb6939836871 hash) with fully debug-enabled kernel today and got this on mount (just sh llmount.sh):
[ 1311.301072] Lustre: lustre-OST0001: received MDS connection from 0@lo [ 1311.302986] Lustre: MDS mdd_obd-lustre-MDT0000: lustre-OST0001_UUID now active, resetting orphans [ 1316.301604] BUG: spinlock bad magic on CPU#0, mdt00_002/4625 (Not tainted) [ 1316.303829] lock: ffff88028f47c648, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0 [ 1316.305413] Pid: 4625, comm: mdt00_002 Not tainted 2.6.32-debug #3 [ 1316.307102] Call Trace: [ 1316.308737] [<ffffffff8128266a>] ? spin_bug+0xaa/0x100 [ 1316.309514] [<ffffffff81282805>] ? _raw_spin_lock+0xa5/0x180 [ 1316.310382] [<ffffffff814fc59e>] ? _spin_lock+0xe/0x10 [ 1316.311177] [<ffffffffa0c06fc4>] ? mdt_statfs+0x2b4/0x4b0 [mdt] [ 1316.312103] [<ffffffffa0bf8d42>] ? mdt_handle_common+0x922/0x1740 [mdt] [ 1316.313163] [<ffffffffa0bf9c35>] ? mdt_regular_handle+0x15/0x20 [mdt] [ 1316.314186] [<ffffffffa056986f>] ? ptlrpc_server_handle_request+0x44f/0xee0 [ptlrpc] [ 1316.315480] [<ffffffffa026266e>] ? cfs_timer_arm+0xe/0x10 [libcfs] [ 1316.317901] [<ffffffffa0562711>] ? ptlrpc_wait_event+0xb1/0x2a0 [ptlrpc] [ 1316.318913] [<ffffffff81051f73>] ? __wake_up+0x53/0x70 [ 1316.319711] [<ffffffffa056c3de>] ? ptlrpc_main+0xaee/0x1800 [ptlrpc] [ 1316.320698] [<ffffffffa056b8f0>] ? ptlrpc_main+0x0/0x1800 [ptlrpc] [ 1316.321655] [<ffffffff8100c14a>] ? child_rip+0xa/0x20 [ 1316.322448] [<ffffffffa056b8f0>] ? ptlrpc_main+0x0/0x1800 [ptlrpc] [ 1316.323479] [<ffffffffa056b8f0>] ? ptlrpc_main+0x0/0x1800 [ptlrpc] [ 1316.324444] [<ffffffff8100c140>] ? child_rip+0x0/0x20 [ 1316.386451] Lustre: Mounted lustre-client
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