kernel NULL pointer during reset_controller operation with IO on 4.11.0-rc7

[Sagi Grimberg]

> [1]
> [ 5968.515237] DMAR: DRHD: handling fault status reg 2
> [ 5968.519449] mlx5_2:dump_cqe:262:(pid 0): dump error cqe
> [ 5968.519450] 00000000 00000000 00000000 00000000
> [ 5968.519451] 00000000 00000000 00000000 00000000
> [ 5968.519451] 00000000 00000000 00000000 00000000
> [ 5968.519452] 00000000 02005104 00000316 a71710e3

Max, Can you decode this for us?