linux-kernel - Re: [syzbot] INFO: task hung in usb_remote

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Message-ID: <CACT4Y+YYphSF5ygTNDdBWpGZaNgEtRCquj-XSTRqWn3va_LOYg@mail.gmail.com>
Date:   Mon, 19 Apr 2021 09:11:22 +0200
From:   Dmitry Vyukov <dvyukov@...gle.com>
To:     syzbot <syzbot+85439002c78b774488d8@...kaller.appspotmail.com>
Cc:     erosca@...adit-jv.com,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        LKML <linux-kernel@...r.kernel.org>,
        USB list <linux-usb@...r.kernel.org>,
        Oliver Neukum <oneukum@...e.com>,
        Shuah Khan <skhan@...uxfoundation.org>,
        Alan Stern <stern@...land.harvard.edu>,
        syzkaller-bugs <syzkaller-bugs@...glegroups.com>,
        zakia@...esystem.co.nz
Subject: Re: [syzbot] INFO: task hung in usb_remote_wakeup (2)

On Sat, Apr 17, 2021 at 12:41 PM syzbot
<syzbot+85439002c78b774488d8@...kaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 363eaa3a450abb4e63bd6e3ad79d1f7a0f717814
> Author: Shuah Khan <skhan@...uxfoundation.org>
> Date:   Tue Mar 30 01:36:51 2021 +0000
>
>     usbip: synchronize event handler with sysfs code paths
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=16c89e91d00000
> start commit:   bec4c296 Merge tag 'ecryptfs-5.11-rc6-setxattr-fix' of git..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=9408d1770a50819c
> dashboard link: https://syzkaller.appspot.com/bug?extid=85439002c78b774488d8
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=138d0264d00000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: usbip: synchronize event handler with sysfs code paths
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

Looks reasonable:
#syz fix: usbip: synchronize event handler with sysfs code paths