Re: [syzbot] WARNING in find_vma

[syzbot]

syzbot has bisected this issue to:

commit fd0016c6bd4f6287c5c5f98b6350033ebb3c9753
Author: Miguel Ojeda <ojeda@xxxxxxxxxx>
Date:   Sun Dec 5 18:00:43 2021 +0000

    scripts: decode_stacktrace: demangle Rust symbols

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=10fb7021080000
start commit:   ca688bff68bc Add linux-next specific files for 20220808
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=12fb7021080000
console output: https://syzkaller.appspot.com/x/log.txt?x=14fb7021080000
kernel config:  https://syzkaller.appspot.com/x/.config?x=4c20e006003cdecb
dashboard link: https://syzkaller.appspot.com/bug?extid=a7b60a176ec13cafb793
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12999232080000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=15452c12080000

Reported-by: syzbot+a7b60a176ec13cafb793@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: fd0016c6bd4f ("scripts: decode_stacktrace: demangle Rust symbols")

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