On Mon, Mar 1, 2021 at 6:52 AM Bart Van Assche <bvanassche@xxxxxxx> wrote:
>
> Hi,
>
> If I run the following command:
>
> (cd ~bart/software/blktests && ./check -q srp/001)
Can you show me how to reproduce this problem in my host?
I am interested in this problem. Thanks a lot.
Zhu Yanjun
>
> against the for-next branch of the RDMA git repository (commit
> 7fad751c2062 ("RDMA/srp: Apply the __packed attribute to members instead
> of structures") then the following appears in the kernel log:
>
> Feb 28 14:24:04 ubuntu-vm kernel: WARNING: CPU: 5 PID: 84 at
> drivers/infiniband/sw/rxe/rxe_comp.c:761 rxe_completer+0xdc5/0x10d0
> [rdma_rxe]
> Feb 28 14:24:04 ubuntu-vm kernel: Call Trace: [ ... ]
> Feb 28 14:24:05 ubuntu-vm kernel: WARNING: CPU: 5 PID: 39 at
> lib/refcount.c:28 refcount_warn_saturate+0x154/0x160
> Feb 28 14:24:05 ubuntu-vm kernel: Call Trace: [ ... ]
> Feb 28 14:24:11 ubuntu-vm kernel: WARNING: CPU: 5 PID: 1471 at
> lib/refcount.c:19 refcount_warn_saturate+0xa8/0x160
> Feb 28 14:24:11 ubuntu-vm kernel: Call Trace: [ ... ]
> Feb 28 14:24:17 ubuntu-vm kernel: WARNING: CPU: 6 PID: 1501 at
> drivers/infiniband/core/device.c:671 ib_dealloc_device+0x104/0x110 [ib_core]
> Feb 28 14:24:17 ubuntu-vm kernel: Call Trace: [ ... ]
> Feb 28 14:24:18 ubuntu-vm kernel: WARNING: CPU: 4 PID: 170 at
> drivers/infiniband/core/device.c:493 ib_device_release+0xd3/0xe0 [ib_core]
> Feb 28 14:24:18 ubuntu-vm kernel: Call Trace: [ ... ]
>
> Is this a known issue?
>
> Thanks,
>
> Bart.
