Am 03.02.20 um 10:06 schrieb Dan Carpenter:
On Sun, Feb 02, 2020 at 02:19:18PM +0100, Daniel Vetter wrote:
On Fri, Jan 31, 2020 at 11:28 PM syzbot
wrote:
Hello,
syzbot found the following crash on:
HEAD commit:39bed42d Merge tag 'for-linus-hmm' of git://git.kernel.org..
git tree: u
On Sun, Feb 02, 2020 at 02:19:18PM +0100, Daniel Vetter wrote:
> On Fri, Jan 31, 2020 at 11:28 PM syzbot
> wrote:
> >
> > Hello,
> >
> > syzbot found the following crash on:
> >
> > HEAD commit:39bed42d Merge tag 'for-linus-hmm' of git://git.kernel.org..
> > git tree: upstream
> > consol
Hello,
syzbot found the following crash on:
HEAD commit:39bed42d Merge tag 'for-linus-hmm' of git://git.kernel.org..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=179465bee0
kernel config: https://syzkaller.appspot.com/x/.config?x=2646535f8818ae25
das
On Sat, 1 Feb 2020 09:17:57 +0300 Dan Carpenter wrote:
> On Sat, Feb 01, 2020 at 12:32:09PM +0800, Hillf Danton wrote:
> >
> > Release obj in error path.
> >
> > --- a/drivers/gpu/drm/vgem/vgem_drv.c
> > +++ b/drivers/gpu/drm/vgem/vgem_drv.c
> > @@ -196,10 +196,10 @@ static struct drm_gem_object
syzbot has found a reproducer for the following crash on:
HEAD commit:94f2630b Merge tag '5.6-rc-small-smb3-fix-for-stable' of g..
git tree: upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=11d6c776e0
kernel config: https://syzkaller.appspot.com/x/.config?x=99db4e4
Fri, 31 Jan 2020 14:28:10 -0800 (PST)
> syzbot found the following crash on:
>
> HEAD commit:39bed42d Merge tag 'for-linus-hmm' of git://git.kernel.org..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=179465bee0
> kernel config: https://syzkaller.
On Fri, Jan 31, 2020 at 11:28 PM syzbot
wrote:
>
> Hello,
>
> syzbot found the following crash on:
>
> HEAD commit:39bed42d Merge tag 'for-linus-hmm' of git://git.kernel.org..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=179465bee0
> kernel config:
On Sat, Feb 1, 2020 at 5:26 PM Dan Carpenter wrote:
>
> On Sat, Feb 01, 2020 at 05:02:47PM +0800, Hillf Danton wrote:
> >
> > On Sat, 1 Feb 2020 09:17:57 +0300 Dan Carpenter wrote:
> > > On Sat, Feb 01, 2020 at 12:32:09PM +0800, Hillf Danton wrote:
> > > >
> > > > Release obj in error path.
> > >
On Sat, Feb 01, 2020 at 05:02:47PM +0800, Hillf Danton wrote:
>
> On Sat, 1 Feb 2020 09:17:57 +0300 Dan Carpenter wrote:
> > On Sat, Feb 01, 2020 at 12:32:09PM +0800, Hillf Danton wrote:
> > >
> > > Release obj in error path.
> > >
> > > --- a/drivers/gpu/drm/vgem/vgem_drv.c
> > > +++ b/drivers/g
On Sat, Feb 01, 2020 at 12:32:09PM +0800, Hillf Danton wrote:
>
> Fri, 31 Jan 2020 14:28:10 -0800 (PST)
> > syzbot found the following crash on:
> >
> > HEAD commit:39bed42d Merge tag 'for-linus-hmm' of git://git.kernel.org..
> > git tree: upstream
> > console output: https://syzkaller.
I don't totally understand the stack trace but I do see a double free
bug.
drivers/gpu/drm/vgem/vgem_drv.c
186 static struct drm_gem_object *vgem_gem_create(struct drm_device *dev,
187struct drm_file *file,
188
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