From: Greg KH <gregkh@linuxfoundation.org>
To: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Cc: syzbot <syzbot+b38b1ef6edf0c74a8d97@syzkaller.appspotmail.com>,
george.kennedy@oracle.com, jirislaby@kernel.org,
syzkaller-bugs@googlegroups.com, b.zolnierkie@samsung.com,
daniel.vetter@ffwll.ch, dri-devel@lists.freedesktop.org,
linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org,
natechancellor@gmail.com
Subject: Re: [PATCH] fbcon: Fix user font detection test at fbcon_resize().
Date: Wed, 16 Sep 2020 14:35:19 +0200 [thread overview]
Message-ID: <20200916123519.GB2808885@kroah.com> (raw)
In-Reply-To: <3233dcc2-31d5-42e7-3d9d-b36a65b660ea@i-love.sakura.ne.jp>
On Wed, Sep 16, 2020 at 07:06:31PM +0900, Tetsuo Handa wrote:
> On 2020/09/16 17:26, Greg KH wrote:
> > On Wed, Sep 16, 2020 at 09:01:06AM +0900, Tetsuo Handa wrote:
> >> Greg, will you pick up this patch?
> >>
> >> It seems that finding the real cause of [3] and actually fixing [3] will be difficult.
> >> Since I can't reproduce [3] locally, I will have to try flood of "#syz test" requests
> >> for debug printk() patches.
> >
> > I agree with Daniel here, can you retest these against Linus's latest
> > tree please?
> >
>
> syzbot already reproduced these bugs using the latest commit. ;-)
>
> You can find
>
> ci-upstream-kasan-gce-root 2020/09/15 15:18 upstream fc4f28bb
>
> record for "KASAN: global-out-of-bounds Read in bit_putcs" and
>
> ci-upstream-kasan-gce-root 2020/09/16 09:54 upstream fc4f28bb
>
> record for "KASAN: global-out-of-bounds Read in fbcon_resize".
Ok, will pick it up now, thanks.
greg k-h
WARNING: multiple messages have this Message-ID (diff)
From: Greg KH <gregkh@linuxfoundation.org>
To: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Cc: linux-fbdev@vger.kernel.org,
syzbot <syzbot+b38b1ef6edf0c74a8d97@syzkaller.appspotmail.com>,
b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch,
syzkaller-bugs@googlegroups.com, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org, george.kennedy@oracle.com,
natechancellor@gmail.com, jirislaby@kernel.org
Subject: Re: [PATCH] fbcon: Fix user font detection test at fbcon_resize().
Date: Wed, 16 Sep 2020 12:35:19 +0000 [thread overview]
Message-ID: <20200916123519.GB2808885@kroah.com> (raw)
In-Reply-To: <3233dcc2-31d5-42e7-3d9d-b36a65b660ea@i-love.sakura.ne.jp>
On Wed, Sep 16, 2020 at 07:06:31PM +0900, Tetsuo Handa wrote:
> On 2020/09/16 17:26, Greg KH wrote:
> > On Wed, Sep 16, 2020 at 09:01:06AM +0900, Tetsuo Handa wrote:
> >> Greg, will you pick up this patch?
> >>
> >> It seems that finding the real cause of [3] and actually fixing [3] will be difficult.
> >> Since I can't reproduce [3] locally, I will have to try flood of "#syz test" requests
> >> for debug printk() patches.
> >
> > I agree with Daniel here, can you retest these against Linus's latest
> > tree please?
> >
>
> syzbot already reproduced these bugs using the latest commit. ;-)
>
> You can find
>
> ci-upstream-kasan-gce-root 2020/09/15 15:18 upstream fc4f28bb
>
> record for "KASAN: global-out-of-bounds Read in bit_putcs" and
>
> ci-upstream-kasan-gce-root 2020/09/16 09:54 upstream fc4f28bb
>
> record for "KASAN: global-out-of-bounds Read in fbcon_resize".
Ok, will pick it up now, thanks.
greg k-h
WARNING: multiple messages have this Message-ID (diff)
From: Greg KH <gregkh@linuxfoundation.org>
To: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Cc: linux-fbdev@vger.kernel.org,
syzbot <syzbot+b38b1ef6edf0c74a8d97@syzkaller.appspotmail.com>,
b.zolnierkie@samsung.com, daniel.vetter@ffwll.ch,
syzkaller-bugs@googlegroups.com, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org, george.kennedy@oracle.com,
natechancellor@gmail.com, jirislaby@kernel.org
Subject: Re: [PATCH] fbcon: Fix user font detection test at fbcon_resize().
Date: Wed, 16 Sep 2020 14:35:19 +0200 [thread overview]
Message-ID: <20200916123519.GB2808885@kroah.com> (raw)
In-Reply-To: <3233dcc2-31d5-42e7-3d9d-b36a65b660ea@i-love.sakura.ne.jp>
On Wed, Sep 16, 2020 at 07:06:31PM +0900, Tetsuo Handa wrote:
> On 2020/09/16 17:26, Greg KH wrote:
> > On Wed, Sep 16, 2020 at 09:01:06AM +0900, Tetsuo Handa wrote:
> >> Greg, will you pick up this patch?
> >>
> >> It seems that finding the real cause of [3] and actually fixing [3] will be difficult.
> >> Since I can't reproduce [3] locally, I will have to try flood of "#syz test" requests
> >> for debug printk() patches.
> >
> > I agree with Daniel here, can you retest these against Linus's latest
> > tree please?
> >
>
> syzbot already reproduced these bugs using the latest commit. ;-)
>
> You can find
>
> ci-upstream-kasan-gce-root 2020/09/15 15:18 upstream fc4f28bb
>
> record for "KASAN: global-out-of-bounds Read in bit_putcs" and
>
> ci-upstream-kasan-gce-root 2020/09/16 09:54 upstream fc4f28bb
>
> record for "KASAN: global-out-of-bounds Read in fbcon_resize".
Ok, will pick it up now, thanks.
greg k-h
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next prev parent reply other threads:[~2020-09-16 19:58 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-20 5:35 KASAN: global-out-of-bounds Read in fbcon_resize syzbot
2020-08-20 5:35 ` syzbot
2020-08-20 5:35 ` syzbot
2020-09-10 22:57 ` [PATCH] fbcon: Fix user font detection test at fbcon_resize() Tetsuo Handa
2020-09-10 22:57 ` Tetsuo Handa
2020-09-10 22:57 ` Tetsuo Handa
2020-09-16 0:01 ` Tetsuo Handa
2020-09-16 0:01 ` Tetsuo Handa
2020-09-16 0:01 ` Tetsuo Handa
2020-09-16 7:44 ` Daniel Vetter
2020-09-16 7:44 ` Daniel Vetter
2020-09-16 7:44 ` Daniel Vetter
2020-09-16 8:26 ` Greg KH
2020-09-16 8:26 ` Greg KH
2020-09-16 8:26 ` Greg KH
2020-09-16 10:06 ` Tetsuo Handa
2020-09-16 10:06 ` Tetsuo Handa
2020-09-16 10:06 ` Tetsuo Handa
2020-09-16 12:35 ` Greg KH [this message]
2020-09-16 12:35 ` Greg KH
2020-09-16 12:35 ` Greg KH
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