Hi Greg, On Sun, Aug 25, 2019 at 05:13:18AM +0200, Greg KH wrote: > On Sat, Aug 24, 2019 at 11:44:44AM -0700, Linus Torvalds wrote: > > On Fri, Aug 23, 2019 at 12:24 PM Salvatore Bonaccorso <carnil@xxxxxxxxxx> wrote: > > > > > > Confirmed the fix work. > > > > > > Feel free to add a Tested-by if wanted. > > > > > > Can this be backported to the relevant stable versions as well? > > > > It's out there in my tree now. It's not explicitly marked for stable > > per se, but it does have the "Fixes:" tag which should mean that Greg > > and Sasha will pick it up automatically. > > > > But just to make it explicit, since Greg is on the security list, > > Darrick's fix is commit 1fb254aa983b ("xfs: fix missing ILOCK unlock > > when xfs_setattr_nonsize fails due to EDQUOT"). > > Thanks, I'll pick this up. > > Note, "Fixes:" will never guarantee that a patch ends up in a stable > release. Sasha's scripts usually do a good job of catching a lot of > them a week or so after-the-fact, but they are not guaranteed to do so. > A CC: stable@ will always be caught by me, and I try to ensure that > anything goes across the security@k.o list also gets picked up. Thank you. FTR, for those interested in tracking this fix for the DoS potential as vulnerability, MITRE has assigned CVE-2019-15538 for this issue. Regards, Salvatore