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From: keith.busch@intel.com (Keith Busch)
Subject: nvme drive kernel 5.0 problem
Date: Tue, 21 May 2019 16:00:07 -0600	[thread overview]
Message-ID: <20190521220007.GB4302@localhost.localdomain> (raw)
In-Reply-To: <e027eae2-0c39-8e83-5a09-fda82d4c2a52@chavero.com.mx>

On Tue, May 21, 2019@04:34:44PM -0500, Iv?n Chavero wrote:
> I think that the real error is this one:
> 
> print_req_error: operation not supported error, dev nvme0n1, sector
> 386138112 flags 4801

Weird. There are not very many statuses that translate to a "not
supported" from nvme, and none of them really make sense for a device
to return only during early boot. Let's see if that error is coming
from the drive or somewhere else.

Could you append the following kernel parameter:

  trace_event=nvme_setup_cmd,nvme_complete_rq

Then get the output from after the errors?

  cat /sys/kernel/debug/tracing/trace

  reply	other threads:[~2019-05-21 22:00 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-16  0:20 nvme drive kernel 5.0 problem Iván Chavero
2019-05-16  3:57 ` Ming Lei
2019-05-16  5:50   ` Iván Chavero
2019-05-20 22:12   ` Iván Chavero
2019-05-21 14:20     ` Keith Busch
2019-05-21 21:34       ` Iván Chavero
2019-05-21 22:00         ` Keith Busch [this message]
2019-05-22  0:50           ` Iván Chavero
2019-05-22  1:53             ` Minwoo Im
2019-06-29 16:56               ` Iván Chavero

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