---------- Forwarded message --------- From: Jeffrin Thalakkottoor jeffrin@rajagiritech.edu.in Date: Fri, Jun 14, 2019 at 12:06 AM Subject: BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70 To: axboe@kernel.dk, jejb@linux.ibm.com, martin.petersen@oracle.com Cc: lkml linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, linux-scsi@vger.kernel.org

hello ,

[ 55.169278] ================================================================== [ 55.169899] BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70 [libata] [ 55.170039] Read of size 16 at addr ffffffffc0723500 by task scsi_eh_1/149

[ 55.186354] The buggy address belongs to the variable: [ 55.186972] cdb.48295+0x0/0xfffffffffffeab00 [libata]

[ 55.187171] Memory state around the buggy address: [ 55.187290] ffffffffc0723400: 00 00 fa fa fa fa fa fa 00 00 fa fa fa fa fa fa [ 55.187417] ffffffffc0723480: 00 00 00 00 00 00 00 00 05 fa fa fa fa fa fa fa [ 55.187544] >ffffffffc0723500: 00 04 fa fa fa fa fa fa 00 00 fa fa fa fa fa fa [ 55.187686] ^ [ 55.187810] ffffffffc0723580: 00 00 05 fa fa fa fa fa 00 00 00 00 00 00 00 00 [ 55.187940] ffffffffc0723600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 55.188060] ==================================================================

output of dmesg with the filename kasan.txt attached