Dan, > We could allocate less memory than intended because we do: > > bfad->regdata = kzalloc(len << 2, GFP_KERNEL); > > The shift can overflow leading to a crash. This is debugfs code so the > impact is very small. I fixed the network version of this in March with > commit 13e2d5187f6b ("bna: integer overflow bug in debugfs"). Applied to 4.15/scsi-queue. Thanks! -- Martin K. Petersen Oracle Linux Engineering