This is a note to let you know that I've just added the patch titled scsi: aacraid: fix illegal IO beyond last LBA to the 5.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: scsi-aacraid-fix-illegal-io-beyond-last-lba.patch and it can be found in the queue-5.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 80f0075bb3ad18e2545e57315f357f7f57ab7e0a Author: Balsundar P <balsundar.p@xxxxxxxxxxxxx> Date: Tue Oct 15 11:51:58 2019 +0530 scsi: aacraid: fix illegal IO beyond last LBA [ 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@xxxxxxxxxxxxx Signed-off-by: Balsundar P <balsundar.p@xxxxxxxxxxxxx> Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index 0ed3f806ace54..2388143d59f5d 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -2467,13 +2467,13 @@ 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", @@ -2559,13 +2559,13 @@ 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",