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Subject: Re: INFO: task hung in fuse_reverse_inval_entry
From:   syzbot <syzbot+bb6d800770577a083f8c@syzkaller.appspotmail.com>
To:     dvyukov@google.com, ktkhai@virtuozzo.com,
        linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
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syzbot suspects this bug was fixed by commit:

commit c59fd85e4fd07fdf0ab523a5e9734f5338d6aa19
Author: Kirill Tkhai <ktkhai@virtuozzo.com>
Date:   Tue Sep 11 10:11:56 2018 +0000

     fuse: change interrupt requests allocation algorithm

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=15518db2600000
start commit:   d72e90f3 Linux 4.18-rc6
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=68af3495408deac5
dashboard link: https://syzkaller.appspot.com/bug?extid=bb6d800770577a083f8c
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=11564d1c400000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16fc570c400000

If the result looks correct, please mark the bug fixed by replying with:

#syz fix: fuse: change interrupt requests allocation algorithm

For information about bisection process see: https://goo.gl/tpsmEJ#bisection