linux-kernel - Re: [syzbot] KASAN: use-after-free Read in rdma

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Message-ID: <CANp29Y7kwQnezWxMZSQ=rFAky-Jn4SmMVqUh77tssnFYOUc=Kg@mail.gmail.com>
Date:   Fri, 2 Jun 2023 12:57:51 +0200
From:   Aleksandr Nogikh <nogikh@...gle.com>
To:     syzbot <syzbot+67d13108d855f451cafc@...kaller.appspotmail.com>
Cc:     asmadeus@...ewreck.org, dan.carpenter@...cle.com,
        davem@...emloft.net, edumazet@...gle.com, ericvh@...il.com,
        kuba@...nel.org, leon@...nel.org, linux-kernel@...r.kernel.org,
        linux_oss@...debyte.com, lucho@...kov.net, netdev@...r.kernel.org,
        pabeni@...hat.com, syzkaller-bugs@...glegroups.com,
        v9fs-developer@...ts.sourceforge.net
Subject: Re: [syzbot] KASAN: use-after-free Read in rdma_close

Looks like the guilty patch was just edited -next.

As there's no fixing commit, let's just invalidate the bug:

#syz invalid

On Fri, Jun 2, 2023 at 12:42 PM syzbot
<syzbot+67d13108d855f451cafc@...kaller.appspotmail.com> wrote:
>
> This bug is marked as fixed by commit:
> 9p: client_create/destroy: only call trans_mod->close after create
>
> But I can't find it in the tested trees[1] for more than 90 days.
> Is it a correct commit? Please update it by replying:
>
> #syz fix: exact-commit-title
>
> Until then the bug is still considered open and new crashes with
> the same signature are ignored.
>
> Kernel: Linux
> Dashboard link: https://syzkaller.appspot.com/bug?extid=67d13108d855f451cafc
>
> ---
> [1] I expect the commit to be present in:
>
> 1. for-kernelci branch of
> git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
>
> 2. master branch of
> git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git
>
> 3. master branch of
> git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git
>
> 4. main branch of
> git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git
>
> The full list of 10 trees can be found at
> https://syzkaller.appspot.com/upstream/repos
>
> --
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