[LU-4269] ldlm_lock_put()) ASSERTION( (((( lock))->l_flags & (1ULL << 50)) != 0) ) failed

• Type: Bug
• Resolution: Fixed
• Priority: Blocker
• Fix Version/s: Lustre 2.6.0, Lustre 2.5.1
• Affects Version/s: Lustre 2.6.0
• Labels: MB mn4
• Environment: Hyperion/LLNL
• Severity: 3
• Assignee: Zhenyu Xu
• Reporter: Cliff White (Inactive)

Description

Running SWL - miranda IO test.

2013-11-16 17:27:14 LustreError: 105183:0:(ldlm_lock.c:222:ldlm_lock_put()) ASSERTION( (((( lock))->l_flags & (1ULL << 50)) != 0) ) failed:
2013-11-16 17:27:14 LustreError: 105183:0:(ldlm_lock.c:222:ldlm_lock_put()) LBUG
2013-11-16 17:27:14 Pid: 105183, comm: miranda_io
2013-11-16 17:27:14 Nov 16 17:27:14
2013-11-16 17:27:14 Call Trace:
2013-11-16 17:27:14 iwc48 kernel: LustreError: 10518 [<ffffffffa056b895>] libcfs_debug_dumpstack+0x55/0x80 [libcfs]
2013-11-16 17:27:14 3:0:(ldlm_lock.c:222:ldlm_lock_p [<ffffffffa056be97>] lbug_with_loc+0x47/0xb0 [libcfs]
2013-11-16 17:27:14 ut()) ASSERTION( (((( lock))->l_flags & (1ULL << [<ffffffffa080f94d>] ldlm_lock_put+0x44d/0x560 [ptlrpc]
2013-11-16 17:27:14  50)) != 0) ) failed:
2013-11-16 17:27:14 Nov 16 17:27:14 iwc48 kernel: LustreError [<ffffffffa0822d22>] ldlm_cli_cancel_list+0xf2/0x3e0 [ptlrpc]
2013-11-16 17:27:14 : 105183:0:(ldlm_lock.c:222:ldlm_lock_put()) LBUG
2013-11-16 17:27:14  [<ffffffffa0824952>] ldlm_cli_cancel+0x132/0x360 [ptlrpc]
2013-11-16 17:27:14  [<ffffffffa09fdbce>] osc_lock_cancel+0xfe/0x1c0 [osc]
2013-11-16 17:27:14  [<ffffffffa0708525>] cl_lock_cancel0+0x75/0x160 [obdclass]
2013-11-16 17:27:14  [<ffffffffa07090db>] cl_lock_cancel+0x13b/0x140 [obdclass]
2013-11-16 17:27:14  [<ffffffffa070d7e4>] cl_lock_enqueue_wait+0xc4/0x2d0 [obdclass]
2013-11-16 17:27:14  [<ffffffffa070aa17>] ? cl_lock_mutex_put+0x77/0x90 [obdclass]
2013-11-16 17:27:14  [<ffffffffa0a9126b>] lov_lock_enqueue+0x3fb/0x850 [lov]
2013-11-16 17:27:14  [<ffffffffa070c65c>] cl_enqueue_try+0xfc/0x300 [obdclass]
2013-11-16 17:27:14  [<ffffffffa070da5f>] cl_enqueue_locked+0x6f/0x1f0 [obdclass]
2013-11-16 17:27:14  [<ffffffffa070e6ae>] cl_lock_request+0x7e/0x270 [obdclass]
2013-11-16 17:27:14  [<ffffffffa071391c>] cl_io_lock+0x3cc/0x560 [obdclass]
2013-11-16 17:27:14  [<ffffffffa0713b52>] cl_io_loop+0xa2/0x1b0 [obdclass]
2013-11-16 17:27:14  [<ffffffffa0b0e290>] ll_file_io_generic+0x460/0x610 [lustre]
2013-11-16 17:27:14  [<ffffffffa0701e39>] ? cl_env_get+0x29/0x350 [obdclass]
2013-11-16 17:27:14  [<ffffffffa0b0ecb2>] ll_file_aio_write+0x142/0x2c0 [lustre]
2013-11-16 17:27:14  [<ffffffffa0b0ef9c>] ll_file_write+0x16c/0x2a0 [lustre]
2013-11-16 17:27:14  [<ffffffff81181398>] vfs_write+0xb8/0x1a0
2013-11-16 17:27:14  [<ffffffff81181c91>] sys_write+0x51/0x90
2013-11-16 17:27:14  [<ffffffff8100b072>] system_call_fastpath+0x16/0x1b
2013-11-16 17:27:14

Lctl dump attached

Comments

[Bob Glossman (Inactive)]

backport to b2_5:
http://review.whamcloud.com/9346

[Jodi Levi (Inactive)]

Patch landed to Master. Please reopen ticket if more work is needed.

[Zhenyu Xu]

updated patch http://review.whamcloud.com/#/c/8772/

[Jinshan Xiong (Inactive)]

The root cause of this issue is pretty clear.

Bobijam, can you please create a patch for this?

[Patrick Farrell (Inactive)]

Li, Jinshan - Are either of you able to share how you're reproducing this?