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SubjectRe: KASAN: slab-out-of-bounds Write in vgacon_scroll
On Tue 2020-01-28 18:23:46, anon anon wrote:
> Dear Linux kernel developers,
> I found the crash "KASAN: slab-out-of-bounds Write in vgacon_scroll"
> when running syzkaller, hope it's unknown:
> Linux version: Linux v4.17-rc4 (75bc37fefc44)
> Branch: master
> This crash still exists on the latest linux kernel Linux v5.5-rc6.
> Please get C repo and crash log generated by syzkaller, as well as the
> .config I used for linux kernel from the attachment. Thanks.

The out-of-bound access seems to be in vgacon_scroll() and thus
in vgacon code.

Unfortunately, most people in CC are printk-guys. They were mentioned
by ./scripts/ -f drivers/video/console/vgacon.c
just because the very last comment (tree wide pr_warning() clean up).

Bartolomej seems to be the only relevant name.


are you going to look at it? Or should we add more people or some list
( or into CC?


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