linux-kernel - Re: [PATCH] scsi: imm: fix use-after-free bugs caused by unfinished delayed work

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Message-ID: <yq1fr9wy3ht.fsf@ca-mkp.ca.oracle.com>
Date: Sat, 29 Nov 2025 15:43:02 -0500
From: "Martin K. Petersen" <martin.petersen@...cle.com>
To: Duoming Zhou <duoming@....edu.cn>
Cc: linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        martin.petersen@...cle.com, James.Bottomley@...senPartnership.com
Subject: Re: [PATCH] scsi: imm: fix use-after-free bugs caused by unfinished
 delayed work


Duoming,

> The delayed work item imm_tq is initialized in imm_attach() and
> scheduled via imm_queuecommand() for processing SCSI commands. When
> the IMM parallel port SCSI host adapter is detached through
> imm_detach(), the imm_struct device instance is deallocated.

Applied to 6.19/scsi-staging, thanks!

-- 
Martin K. Petersen