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Message-ID: <20190816082130.2shhirk53qofn6bj@willie-the-truck>
Date: Fri, 16 Aug 2019 09:21:31 +0100
From: Will Deacon <will@...nel.org>
To: Bart Van Assche <bvanassche@....org>
Cc: syzbot <syzbot+bd3bba6ff3fcea7a6ec6@...kaller.appspotmail.com>,
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Subject: Re: WARNING in is_bpf_text_address
On Thu, Aug 15, 2019 at 06:39:56PM -0700, Bart Van Assche wrote:
> On 8/15/19 12:51 AM, Will Deacon wrote:
> > On Sat, Aug 10, 2019 at 05:24:06PM -0700, syzbot wrote:
> > > The bug was bisected to:
> > >
> > > commit a0b0fd53e1e67639b303b15939b9c653dbe7a8c4
> > > Author: Bart Van Assche <bvanassche@....org>
> > > Date: Thu Feb 14 23:00:46 2019 +0000
> > >
> > > locking/lockdep: Free lock classes that are no longer in use
> > >
> > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=152f6a9da00000
> > > final crash: https://syzkaller.appspot.com/x/report.txt?x=172f6a9da00000
> > > console output: https://syzkaller.appspot.com/x/log.txt?x=132f6a9da00000
> >
> > I know you don't think much to these reports, but please could you have a
> > look (even if it's just to declare it a false positive)?
>
> Had you already noticed the following message?
>
> https://lore.kernel.org/bpf/d76d7a63-7854-e92d-30cb-52546d333ffe@iogearbox.net/
>
> From that message: "Hey Bart, don't think it's related in any way to your
> commit. I'll allocate some time on working on this issue today, thanks!"
Apologies, but I hadn't received that when I sent my initial email. Anyway,
just wanted to make sure somebody was looking into it!
Will
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