[ofa-general] OFED 1.3 hang in cm_destroy_id()

[Tziporet Koren]

akepner at sgi.com wrote:
> Eli, Or,
>
> I've gotten a report of a hang very similar to one reported in:
> http://lists.openfabrics.org/pipermail/general/2008-June/052275.html
>
> Here's the backtrace of the hung ipoib task:
>
> STACK TRACE FOR TASK: 0xe00003600b070000 (ipoib)
>
>  0 schedule+0x26ec [0xa0000001005a12ac]
>  1 wait_for_completion+0x14c [0xa0000001005a198c]
>  2 cm_destroy_id+0x66c [0xa00000021531e72c]
>  3 ib_destroy_cm_id+0x2c [0xa0000002153210cc]
>  4 ipoib_cm_tx_reap+0x17c [0xa000000215719abc]
>  5 run_workqueue+0x1dc [0xa0000001000c7f1c]
>  6 worker_thread+0x1bc [0xa0000001000c963c]
>  7 kthread+0x23c [0xa0000001000d39dc]
>  8 kernel_thread_helper+0xcc [0xa0000001000133ec]
>  9 start_kernel_thread+0x1c [0xa0000001000094bc]
>
>
> The cm_id->state is IB_CM_TIMEWAIT, and the refcount is 1.
>
> This is an ia64 system with an MT23108, running OFED 1.3.
>
> Haven't yet been able to reproduce this, however.
>
>   
Can you try 1.3.1? We have fixed several bugs there

Tziporet