From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: Showrya M N <showrya@chelsio.com>
Cc: <lduncan@suse.com>, <michael.christie@oracle.com>,
<martin.petersen@oracle.com>, <cleech@redhat.com>,
<linux-scsi@vger.kernel.org>, <bharat@chelsio.com>
Subject: Re: [PATCH for-rc] scsi: libiscsi: initialize iscsi_conn->dd_data only if memory is allocated
Date: Mon, 21 Jul 2025 23:48:53 -0400 [thread overview]
Message-ID: <yq1ldogx4va.fsf@ca-mkp.ca.oracle.com> (raw)
In-Reply-To: <20250627112329.19763-1-showrya@chelsio.com> (Showrya M. N.'s message of "Fri, 27 Jun 2025 16:53:29 +0530")
Showrya,
> In case of an ib_fast_reg_mr allocation failure during iSER setup, the
> machine hits a panic because iscsi_conn->dd_data is initialized
> unconditionally, even when no memory is allocated (dd_size == 0). This
> leads invalid pointer dereference during connection teardown.
>
> Fix by setting iscsi_conn->dd_data only if memory is actually
> allocated.
Applied to 6.17/scsi-staging, thanks!
--
Martin K. Petersen
next prev parent reply other threads:[~2025-07-22 3:49 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-27 11:23 [PATCH for-rc] scsi: libiscsi: initialize iscsi_conn->dd_data only if memory is allocated Showrya M N
2025-07-15 1:31 ` Martin K. Petersen
2025-07-15 17:49 ` Chris Leech
2025-07-22 3:48 ` Martin K. Petersen [this message]
2025-07-25 3:00 ` Martin K. Petersen
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