[bug report] nvme/063 failure (tcp transport)

[Sagi Grimberg]

On 16/05/2025 15:31, Shinichiro Kawasaki wrote:
> Hello all,
>
> Using the kernel v6.15-rc6 and the latest blktests (git hash 613b8377e4d3), I
> observe the test case nvme/063 fails with tcp transport. Kernel reported WARN in
> blk_mq_unquiesce_queue and KASAN sauf in blk_mq_queue_tag_busy_iter [1]. The
> failure is recreated in stable manner on my test nodes.
>
> The test case script had a bug then this failure was not found until the bug get
> fixed. I tried the kernel v6.15-rc1, and observed the same failure symptom. This
> test case cannot be run with the kernel v6.14, since it does not have secure
> concatenation feature.
>
> Actions for fix will be appreciated.

Hannes, did you encounter this?