[LU-8992] osd_object_release() LBUG

• Type: Bug
• Resolution: Duplicate
• Priority: Major
• Severity: 2
• Assignee: Mikhail Pershin
• Reporter: Stephane Thiell

Description

Just hit this at sanity umount:

[98256.613336] Lustre: DEBUG MARKER: == sanity test complete, duration 6442 sec =========================================================== 20:37:21 (1483753041)
[98335.790861] LustreError: 30777:0:(osd_handler.c:1932:osd_object_release()) LBUG
[98335.791970] Pid: 30777, comm: mdt00_003
[98335.792533] 
Call Trace:
[98335.802667]  [<ffffffffa01ac7d3>] libcfs_debug_dumpstack+0x53/0x80 [libcfs]
[98335.803281]  [<ffffffffa01ac841>] lbug_with_loc+0x41/0xb0 [libcfs]
[98335.803886]  [<ffffffff8137676d>] ? _atomic_dec_and_lock+0x4d/0x70
[98335.804499]  [<ffffffffa0aa1690>] osd_get_ldiskfs_dirent_param+0x0/0xf0 [osd_ldiskfs]
[98335.814248]  [<ffffffffa033639d>] lu_object_put+0x17d/0x3d0 [obdclass]
[98335.814861]  [<ffffffffa0bed89d>] mdt_getattr_name_lock+0x58d/0x18d0 [mdt]
[98335.815540]  [<ffffffffa056ff4c>] ? lustre_msg_get_flags+0x2c/0xa0 [ptlrpc]
[98335.816248]  [<ffffffffa0beee90>] mdt_intent_getattr+0x2b0/0x470 [mdt]
[98335.816924]  [<ffffffffa0bf287c>] mdt_intent_policy+0x59c/0xb60 [mdt]
[98335.817583]  [<ffffffffa052311a>] ldlm_lock_enqueue+0x35a/0x940 [ptlrpc]
[98335.818188]  [<ffffffffa01bcb75>] ? cfs_hash_rw_unlock+0x15/0x20 [libcfs]
[98335.818825]  [<ffffffffa054c5d3>] ldlm_handle_enqueue0+0x9e3/0x1670 [ptlrpc]
[98335.821917]  [<ffffffffa05741f0>] ? lustre_swab_ldlm_request+0x0/0x30 [ptlrpc]
[98335.823195]  [<ffffffffa05cbcb2>] tgt_enqueue+0x62/0x210 [ptlrpc]
[98335.825573]  [<ffffffffa05cfff5>] tgt_request_handle+0x925/0x1330 [ptlrpc]
[98335.826324]  [<ffffffffa057d311>] ptlrpc_server_handle_request+0x231/0xac0 [ptlrpc]
[98335.827656]  [<ffffffffa057aec8>] ? ptlrpc_wait_event+0xb8/0x370 [ptlrpc]
[98335.828403]  [<ffffffffa0581128>] ptlrpc_main+0xa58/0x1de0 [ptlrpc]
[98335.829105]  [<ffffffffa05806d0>] ? ptlrpc_main+0x0/0x1de0 [ptlrpc]
[98335.831441]  [<ffffffff810a2eda>] kthread+0xea/0xf0
[98335.831909]  [<ffffffff810a2df0>] ? kthread+0x0/0xf0
[98335.833378]  [<ffffffff8170fbd8>] ret_from_fork+0x58/0x90
[98335.833852]  [<ffffffff810a2df0>] ? kthread+0x0/0xf0
[98335.834273] 
[98335.834701] Kernel panic - not syncing: LBUG

this is pretty much current master.

Crashdump and modules in /exports/crashdumps/192.168.10.224-2017-01-06-20:38:47
tag in my tree: master-20170106

Issue Links

• duplicates: LU-10581 osd_handler.c:1978:osd_object_release()) LBUG
• is duplicated by: LU-12357 LustreError: 34184:0:(osd_handler.c:1984:osd_object_release()) LBUG
• is related to: LU-13980 Kernel panic on OST after removing files under '/O' folder
• is related to: LU-12741 crash in osd_object_delete at end of sanity