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=unavailable 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 6B2CEC43464 for ; Fri, 18 Sep 2020 02:52:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 30976235F8 for ; Fri, 18 Sep 2020 02:52:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600397543; bh=R0cYLuCf/RXxmg0SWDR4nzFewjhj6tgTJf0VaNdYvKg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=qsjNepdHWCBVDfRu1MGJSZG+cke3Xdz+dF9UCDTYR4iSULhKlSn55BGQ1hH+ISduN JR91qL4eLpLz0XobYWD7DptC1iflCCTyvuEmRqLIYXhXXtwXwZOEBWB2HiDRWQGhD2 Lj05aIXfDHw18Kud8ZzD1MhjK61fbJUm7u8J02r0= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728262AbgIRCwW (ORCPT ); Thu, 17 Sep 2020 22:52:22 -0400 Received: from mail.kernel.org ([198.145.29.99]:59484 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728064AbgIRCIT (ORCPT ); Thu, 17 Sep 2020 22:08:19 -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 83BEA2395C; Fri, 18 Sep 2020 02:08:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600394892; bh=R0cYLuCf/RXxmg0SWDR4nzFewjhj6tgTJf0VaNdYvKg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hNXSfAGCsjV0mL9F7TEB5Rk1saFLl/mP1nkoskHtTOOlx9aaS2Ec0oT8sPnTMmGmn 5A+JKF6+78ESTDFxaLUNf/Z82WuBH46ldnGpPjsiCrUGdScQhLxbH3klqLu5SkpD0F +Q3Hk5UjwhfFjRbeN/PBmQnwyUE9Rafrx74aTQto= 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 4.19 007/206] scsi: aacraid: fix illegal IO beyond last LBA Date: Thu, 17 Sep 2020 22:04:43 -0400 Message-Id: <20200918020802.2065198-7-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200918020802.2065198-1-sashal@kernel.org> References: <20200918020802.2065198-1-sashal@kernel.org> 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 6e356325d8d98..54717fb84a54c 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -2481,13 +2481,13 @@ 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", @@ -2573,13 +2573,13 @@ 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