Thread (13 messages) 13 messages, 4 authors, 2019-12-05

Re: KASAN: slab-out-of-bounds Read in fbcon_get_font

From: Paolo Bonzini <pbonzini@redhat.com>
Date: 2019-12-05 10:13:31
Also in: dri-devel, kvm, linux-fbdev, lkml

Possibly related (same subject, not in this thread)

On 04/12/19 22:41, syzbot wrote:
syzbot has bisected this bug to:

commit 2de50e9674fc4ca3c6174b04477f69eb26b4ee31
Author: Russell Currey [off-list ref]
Date:   Mon Feb 8 04:08:20 2016 +0000

    powerpc/powernv: Remove support for p5ioc2

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=127a042ae00000
start commit:   76bb8b05 Merge tag 'kbuild-v5.5' of
git://git.kernel.org/p..
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=117a042ae00000
console output: https://syzkaller.appspot.com/x/log.txt?x=167a042ae00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=dd226651cb0f364b
dashboard link:
https://syzkaller.appspot.com/bug?extid=4455ca3b3291de891abc
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=11181edae00000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=105cbb7ae00000

Reported-by: syzbot+4455ca3b3291de891abc@syzkaller.appspotmail.com
Fixes: 2de50e9674fc ("powerpc/powernv: Remove support for p5ioc2")

For information about bisection process see:
https://goo.gl/tpsmEJ#bisection
Why is everybody being CC'd, even if the bug has nothing to do with the
person's subsystem?

Thanks,

Paolo
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