linux-kernel - Re: [PATCH 0/2] Fix kernel panic in scsi_queue

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Message-Id: <168428957882.722389.18154929061006608111.b4-ty@oracle.com>
Date:   Tue, 16 May 2023 22:13:25 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     "James E . J . Bottomley" <jejb@...ux.ibm.com>,
        Ming Lei <ming.lei@...hat.com>, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org, Wenchao Hao <haowenchao2@...wei.com>
Cc:     "Martin K . Petersen" <martin.petersen@...cle.com>,
        linfeilong@...wei.com, louhongxiang@...wei.com
Subject: Re: [PATCH 0/2] Fix kernel panic in scsi_queue_rq()

On Mon, 15 May 2023 15:01:54 +0800, Wenchao Hao wrote:

> 'cfee29ffb45b ("scsi: core: Do not increase scsi_device's iorequest_cnt
> if dispatch failed")' introduce bug which would cause kernel panic.
> 
> So revert the changes and fix the origin issue by decreasing the
> iorequest_cnt if scsi_dispatch_cmd return failed.
> 
> Wenchao Hao (2):
>   Revert "scsi: core: Do not increase scsi_device's iorequest_cnt if
>     dispatch failed"
>   scsi: core: decrease scsi_device's iorequest_cnt if dispatch failed
> 
> [...]

Applied to 6.4/scsi-fixes, thanks!

[1/2] Revert "scsi: core: Do not increase scsi_device's iorequest_cnt if dispatch failed"
      https://git.kernel.org/mkp/scsi/c/6ca9818d1624
[2/2] scsi: core: decrease scsi_device's iorequest_cnt if dispatch failed
      https://git.kernel.org/mkp/scsi/c/09e797c8641f

-- 
Martin K. Petersen	Oracle Linux Engineering