Re: KASAN: use-after-free Read in cma_cancel_operation, rdma_listen

2021-04-19 Thread Jason Gunthorpe
On Tue, Apr 13, 2021 at 10:19:25PM +0800, Hao Sun wrote: > Jason Gunthorpe 于2021年4月13日周二 下午9:45写道： > > > > On Tue, Apr 13, 2021 at 09:42:43PM +0800, Hao Sun wrote: > > > Jason Gunthorpe 于2021年4月13日周二 下午9:34写道： > > > > > > > > On Tue, Apr 13, 2021 at 11:36:41AM +0800, Hao Sun wrote: > > > > > Hi >

Re: KASAN: use-after-free Read in cma_cancel_operation, rdma_listen

2021-04-13 Thread Hao Sun
Jason Gunthorpe 于2021年4月13日周二 下午9:45写道： > > On Tue, Apr 13, 2021 at 09:42:43PM +0800, Hao Sun wrote: > > Jason Gunthorpe 于2021年4月13日周二 下午9:34写道： > > > > > > On Tue, Apr 13, 2021 at 11:36:41AM +0800, Hao Sun wrote: > > > > Hi > > > > > > > > When using Healer(https://github.com/SunHao-0/healer/tre

Re: KASAN: use-after-free Read in cma_cancel_operation, rdma_listen

2021-04-13 Thread Haakon Bugge
> On 13 Apr 2021, at 15:44, Jason Gunthorpe wrote: > > On Tue, Apr 13, 2021 at 09:42:43PM +0800, Hao Sun wrote: >> Jason Gunthorpe 于2021年4月13日周二 下午9:34写道： >>> >>> On Tue, Apr 13, 2021 at 11:36:41AM +0800, Hao Sun wrote: Hi When using Healer(https://github.com/SunHao-0/healer/t

Re: KASAN: use-after-free Read in cma_cancel_operation, rdma_listen

2021-04-13 Thread Jason Gunthorpe
On Tue, Apr 13, 2021 at 09:42:43PM +0800, Hao Sun wrote: > Jason Gunthorpe 于2021年4月13日周二 下午9:34写道： > > > > On Tue, Apr 13, 2021 at 11:36:41AM +0800, Hao Sun wrote: > > > Hi > > > > > > When using Healer(https://github.com/SunHao-0/healer/tree/dev) to fuzz > > > the Linux kernel, I found two use-af

Re: KASAN: use-after-free Read in cma_cancel_operation, rdma_listen

2021-04-13 Thread Hao Sun
Jason Gunthorpe 于2021年4月13日周二 下午9:34写道： > > On Tue, Apr 13, 2021 at 11:36:41AM +0800, Hao Sun wrote: > > Hi > > > > When using Healer(https://github.com/SunHao-0/healer/tree/dev) to fuzz > > the Linux kernel, I found two use-after-free bugs which have been > > reported a long time ago by Syzbot. >

Re: KASAN: use-after-free Read in cma_cancel_operation, rdma_listen

2021-04-13 Thread Jason Gunthorpe
On Tue, Apr 13, 2021 at 11:36:41AM +0800, Hao Sun wrote: > Hi > > When using Healer(https://github.com/SunHao-0/healer/tree/dev) to fuzz > the Linux kernel, I found two use-after-free bugs which have been > reported a long time ago by Syzbot. > Although the corresponding patches have been merged i

Re: KASAN: use-after-free Read in cma_cancel_operation

2019-02-20 Thread Dmitry Vyukov
On Tue, Apr 3, 2018 at 5:01 AM syzbot wrote: > > Hello, > > syzbot hit the following crash on upstream commit > 86bbbebac1933e6e95e8234c4f7d220c5ddd38bc (Mon Apr 2 18:47:07 2018 +) > Merge branch 'ras-core-for-linus' of > git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip > syzbot dashboard

Re: KASAN: use-after-free Read in cma_cancel_operation

2018-05-17 Thread DaeRyong Jeong
On Sun, May 13, 2018 at 02:34:13PM -0600, Jason Gunthorpe wrote: > On Fri, May 11, 2018 at 02:25:22PM +0900, DaeRyong Jeong wrote: > > We report the crash: KASAN: use-after-free Read in cma_cancel_operation > > > > Note that this bug is previously reported by

Re: KASAN: use-after-free Read in cma_cancel_operation

2018-05-13 Thread Jason Gunthorpe
On Fri, May 11, 2018 at 02:25:22PM +0900, DaeRyong Jeong wrote: > We report the crash: KASAN: use-after-free Read in cma_cancel_operation > > Note that this bug is previously reported by syzkaller. > https://syzkaller.appspot.com/bug?id=95f89b8fb9fdc42e28ad586e657fea074e4e719b > No

KASAN: use-after-free Read in cma_cancel_operation

2018-05-10 Thread DaeRyong Jeong
We report the crash: KASAN: use-after-free Read in cma_cancel_operation Note that this bug is previously reported by syzkaller. https://syzkaller.appspot.com/bug?id=95f89b8fb9fdc42e28ad586e657fea074e4e719b Nonetheless, this bug has not fixed yet, and we hope that this report and our analysis

KASAN: use-after-free Read in cma_cancel_operation

2018-04-02 Thread syzbot
Hello, syzbot hit the following crash on upstream commit 86bbbebac1933e6e95e8234c4f7d220c5ddd38bc (Mon Apr 2 18:47:07 2018 +) Merge branch 'ras-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip syzbot dashboard link: https://syzkaller.appspot.com/bug?extid=695623534