From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EE86EC43464 for ; Fri, 18 Sep 2020 02:23:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AA0BF22211 for ; Fri, 18 Sep 2020 02:23:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600395839; bh=KZz5/GEJRjnSLNW7zLad0z702KP6WTlUtH0qtgQvhH0=; h=From:To:Cc:Subject:Date:List-ID:From; b=vAyBfSk4CGSd+X3c/b+PJu/+52X0MEZ3KVYhCiWFyNgsC1kwfa+u6JDKJhOleGD+R WSegSuzG772Pro33L/oxBt4h2VCyLZbH0SnVvP1CfbNEqtsLouCmdX+S6Bvhn4k5Qs htoDDL1qthxBFf31zH6/+5rF2sH+UyvwQmAU6jXo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729544AbgIRCX6 (ORCPT ); Thu, 17 Sep 2020 22:23:58 -0400 Received: from mail.kernel.org ([198.145.29.99]:46728 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729442AbgIRCQq (ORCPT ); Thu, 17 Sep 2020 22:16:46 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DEA66235F7; Fri, 18 Sep 2020 02:16:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600395405; bh=KZz5/GEJRjnSLNW7zLad0z702KP6WTlUtH0qtgQvhH0=; h=From:To:Cc:Subject:Date:From; b=JTttQceD2d5A1M5wTog4h1F1vAKTjD7NoVrc64KO7Tq2EtuWcpO6NRPJFNoohdR1G ZUnyExzsEIL2gR4cg2m39UXOXaePYNuxr4TrJ+R34Y8lW1u6H6uJJcXEC8FpW77cNq 9NQR8wIX9EIuOJE7zrSWf1VmJLN97MiRT917d6cs= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Balsundar P , "Martin K . Petersen" , Sasha Levin , linux-scsi@vger.kernel.org Subject: [PATCH AUTOSEL 4.4 01/64] scsi: aacraid: fix illegal IO beyond last LBA Date: Thu, 17 Sep 2020 22:15:40 -0400 Message-Id: <20200918021643.2067895-1-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Balsundar P [ Upstream commit c86fbe484c10b2cd1e770770db2d6b2c88801c1d ] The driver fails to handle data when read or written beyond device reported LBA, which triggers kernel panic Link: https://lore.kernel.org/r/1571120524-6037-2-git-send-email-balsundar.p@microsemi.com Signed-off-by: Balsundar P Signed-off-by: Martin K. Petersen Signed-off-by: Sasha Levin --- drivers/scsi/aacraid/aachba.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index de33801ca31ea..0614d05a990a6 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -1938,13 +1938,13 @@ static int aac_read(struct scsi_cmnd * scsicmd) scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; set_sense(&dev->fsa_dev[cid].sense_data, - HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, + ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), SCSI_SENSE_BUFFERSIZE)); scsicmd->scsi_done(scsicmd); - return 1; + return 0; } dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", @@ -2035,13 +2035,13 @@ static int aac_write(struct scsi_cmnd * scsicmd) scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; set_sense(&dev->fsa_dev[cid].sense_data, - HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, + ILLEGAL_REQUEST, SENCODE_LBA_OUT_OF_RANGE, ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), SCSI_SENSE_BUFFERSIZE)); scsicmd->scsi_done(scsicmd); - return 1; + return 0; } dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", -- 2.25.1