Add check for vc_cons[logo_shown].d, as it can be released by
vt_ioctl(VT_DISALLOCATE).
Reported-by: syzbot+732528bae351682f1...@syzkaller.appspotmail.com
Signed-off-by: Qiujun Huang
---
drivers/video/fbdev/core/fbcon.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git
On Sun, Mar 29, 2020 at 12:31 AM Daniel Vetter wrote:
>
> On Sat, Mar 28, 2020 at 4:15 PM Qiujun Huang wrote:
> > Add check for vc_cons[logo_shown].d, as it can be released by
> > vt_ioctl(VT_DISALLOCATE).
>
> Can you pls link to the syzbot report and distill the essence of the
> crash/issue
On Sun, Mar 29, 2020 at 2:13 AM Sam Ravnborg wrote:
>
> Hi Qiujun
>
> Thanks for looking into the sysbot bugs.
>
> On Sat, Mar 28, 2020 at 11:15:10PM +0800, Qiujun Huang wrote:
> > Add check for vc_cons[logo_shown].d, as it can be released by
> > vt_ioctl(VT_DISALLOCATE).
> >
> > Reported-by:
Hi Qiujun
Thanks for looking into the sysbot bugs.
On Sat, Mar 28, 2020 at 11:15:10PM +0800, Qiujun Huang wrote:
> Add check for vc_cons[logo_shown].d, as it can be released by
> vt_ioctl(VT_DISALLOCATE).
>
> Reported-by: syzbot+732528bae351682f1...@syzkaller.appspotmail.com
> Signed-off-by:
On Sat, Mar 28, 2020 at 4:15 PM Qiujun Huang wrote:
> Add check for vc_cons[logo_shown].d, as it can be released by
> vt_ioctl(VT_DISALLOCATE).
Can you pls link to the syzbot report and distill the essence of the
crash/issue here in the commit message? As-is a bit unclear what's
going on. Patch