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([2409:40c0:11a8:4b75:cc65:3de3:4b81:a899]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-215f8ef9e21sm22392725ad.160.2024.12.05.22.52.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 05 Dec 2024 22:52:11 -0800 (PST) Message-ID: <47bc4dd7-de7e-4c97-9e1b-2727da4f5d30@gmail.com> Date: Fri, 6 Dec 2024 12:22:01 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] scsi: sg: fix slab-use-after-free Read in sg_release To: "Martin K. Petersen" , dgilbert@interlog.com Cc: James.Bottomley@HansenPartnership.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, syzbot+7efb5850a17ba6ce098b@syzkaller.appspotmail.com References: <20241120125944.88095-1-surajsonawane0215@gmail.com> <173336487634.2765947.1842407236657188629.b4-ty@oracle.com> Content-Language: en-US From: Suraj Sonawane In-Reply-To: <173336487634.2765947.1842407236657188629.b4-ty@oracle.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 12/5/24 07:47, Martin K. Petersen wrote: > On Wed, 20 Nov 2024 18:29:44 +0530, Suraj Sonawane wrote: > >> Fix a use-after-free bug in `sg_release`, >> detected by syzbot with KASAN: >> >> BUG: KASAN: slab-use-after-free in lock_release+0x151/0xa30 >> kernel/locking/lockdep.c:5838 >> __mutex_unlock_slowpath+0xe2/0x750 kernel/locking/mutex.c:912 >> sg_release+0x1f4/0x2e0 drivers/scsi/sg.c:407 >> >> [...] > > Applied to 6.13/scsi-fixes, thanks! > > [1/1] scsi: sg: fix slab-use-after-free Read in sg_release > https://git.kernel.org/mkp/scsi/c/f10593ad9bc3 > Thank you for applying the patch and for the update. Best regards, Suraj Sonawane