Re: [PATCH] fs: fs_parser: avoid NULL param->string to kstrtouint

2019-07-19 Thread YinFengwei
On Fri, Jul 19, 2019 at 07:38:11PM +0200, Greg KH wrote: > On Fri, Jul 19, 2019 at 08:43:29PM +0800, Yin Fengwei wrote: > > syzbot reported general protection fault in kstrtouint: > > https://lkml.org/lkml/2019/7/18/328 > > > > >From the log, if the mount option is something like: > >fd,XX

Re: [PATCH] fs: fs_parser: avoid NULL param->string to kstrtouint

2019-07-19 Thread YinFengwei
On Fri, Jul 19, 2019 at 03:37:37PM +0200, Dmitry Vyukov wrote: > On Fri, Jul 19, 2019 at 2:44 PM Yin Fengwei wrote: > > > > syzbot reported general protection fault in kstrtouint: > > https://lkml.org/lkml/2019/7/18/328 > > > > From the log, if the mount option is something like: > >fd,XXX

Re: general protection fault in kstrtouint (2)

2019-07-19 Thread YinFengwei
Hi, On Thu, Jul 18, 2019 at 05:18:07AM -0700, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit:e40115c0 Add linux-next specific files for 20190717 > git tree: linux-next > console output: https://syzkaller.appspot.com/x/log.txt?x=11d51b7060 > kernel c