Messages in this thread | | | Subject | Re: general protection fault in rds_ib_get_mr | From | Santosh Shilimkar <> | Date | Thu, 5 Jul 2018 09:09:44 -0700 |
| |
On 7/5/2018 12:06 AM, Johannes Thumshirn wrote: > On Wed, Jul 04, 2018 at 05:32:20PM -0700, santosh.shilimkar@oracle.com wrote: >> On 7/4/18 2:35 PM, Eric Biggers wrote: >>> On Sun, May 13, 2018 at 10:46:37PM -0700, santosh.shilimkar@oracle.com wrote: >>>> On 5/13/18 2:10 PM, Eric Biggers wrote: >>>>> On Wed, Mar 21, 2018 at 09:00:01AM -0700, syzbot wrote: >>>> >>>> [...] >>>> >>>> >>>>> Still reproducible on Linus' tree (commit 66e1c94db3cd4) and linux-next >>>>> (next-20180511). Here's a simplified reproducer: >>>>> >>>> Thanks for the test case !! >>>> >> >> [...] >> >>> >>> Ping; this RDS bug is still unfixed. The same reproducer I gave earlier still >>> works, even when run as a non-root user. I tested upstream commit >>> fc36def997cfd6 (v4.18-rc3-113-gfc36def997cfd), and linux-next commit >>> bce40927669338 (next-20180704). >>> >> Yeah I haven't sent a fix for this yet. Downstream we have refactored >> MR code and I wanted to get that upstream. With that this bug will >> also get addressed. I was hoping to get that series but since some >> optimisation is still pending investigations its getting delayed. >> >> Will find out if I can fix this panic in meantime with smaller change. >> Thanks for reminder. > > Oh please sent bug fixes _before_ refactoring in that area. Otherwise > it's a pain for everybody backporting the fix to a stable kernel. > OK. we will look into it if an interim fix can be made....
| |