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From: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>
To: John Garry <john.g.garry@oracle.com>
Cc: linux-nvme@lists.infradead.org, Alan Adamson <alan.adamson@oracle.com>
Subject: Re: nvme/039 intermittent failure
Date: Tue, 30 Jun 2026 10:55:04 +0900	[thread overview]
Message-ID: <akMhmoaARgetCTJJ@shinmob> (raw)
In-Reply-To: <0f6beb6f-3d3e-4408-be8d-5ed36cdc2c56@oracle.com>

CC+ Alan,

On Jun 29, 2026 / 15:30, John Garry wrote:
> I have noticed nvme/039 for passthru error logging intermittently failing on
> v7.2-rc1
> 
> For failures, passthrough kernel logs are missing sometimes.
> 
> I had not noticed this on older kernels.

So far I do not observe the failure with v7.2-rc1 kernel.

> 
> I do note that the passthru error logging kernel code uses
> pr_err_ratelimited(), so this can hardly ever be a reliable test.
> 
> Is this a known issue?

I wasn't aware of it. Do you observe any kernel message that indicate
that the error message, like "X: Y callbacks suppressed"? If so, the
test case maybe able to check the message to see if the test result is
reliable or not.

Alan, may I ask you to share your thoughts about the comment?


  reply	other threads:[~2026-06-30  1:55 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-29 14:30 nvme/039 intermittent failure John Garry
2026-06-30  1:55 ` Shin'ichiro Kawasaki [this message]
2026-06-30  7:44   ` John Garry
2026-06-30 10:28 ` Mateusz Nowicki

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