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Date:   Tue, 20 Apr 2021 09:48:54 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Guido Kiener <Guido.Kiener@rohde-schwarz.com>
Cc:     Dmitry Vyukov <dvyukov@google.com>,
        syzbot <syzbot+e2eae5639e7203360018@syzkaller.appspotmail.com>,
        "dpenkler@gmail.com" <dpenkler@gmail.com>,
        "lee.jones@linaro.org" <lee.jones@linaro.org>,
        USB list <linux-usb@vger.kernel.org>,
        "bp@alien8.de" <bp@alien8.de>,
        "dwmw@amazon.co.uk" <dwmw@amazon.co.uk>,
        "hpa@zytor.com" <hpa@zytor.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "luto@kernel.org" <luto@kernel.org>,
        "mingo@redhat.com" <mingo@redhat.com>,
        "syzkaller-bugs@googlegroups.com" <syzkaller-bugs@googlegroups.com>,
        "tglx@linutronix.de" <tglx@linutronix.de>,
        "x86@kernel.org" <x86@kernel.org>
Subject: Re: Re: [syzbot] INFO: rcu detected stall in tx
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References: <d1e8e0608903431e8199d9804fecca36@rohde-schwarz.com>
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On Mon, Apr 19, 2021 at 08:56:19PM +0000, Guido Kiener wrote:
> Hi all,
> 
> The error is in usbtmc_interrupt(struct urb *urb) since five years. The status code EPROTO is not handled correctly.
> It's not a showstopper, but we should fix it and check the status code according to usbtmc_read_bulk_cb() or
> usb_skeleton.c.
> @Dave: Do you have time? Otherwise I can do it.
> @Greg: Is it urgent?

No idea, but patches for known problems are always good to get completed
as soon as possible :)

thanks,

greg k-h