linux-kernel - Re: [syzbot] WARNING in find

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Date:   Wed, 10 Aug 2022 06:44:08 -0700
From:   syzbot <syzbot+a7b60a176ec13cafb793@...kaller.appspotmail.com>
To:     Liam.Howlett@...cle.com, akpm@...ux-foundation.org,
        alex.gaynor@...il.com, arve@...roid.com, brauner@...nel.org,
        cmllamas@...gle.com, gregkh@...uxfoundation.org, hridya@...gle.com,
        joel@...lfernandes.org, keescook@...omium.org,
        liam.howlett@...cle.com, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, maco@...roid.com, minchan@...nel.org,
        ojeda@...nel.org, omosnace@...hat.com, surenb@...gle.com,
        syzkaller-bugs@...glegroups.com, tkjos@...roid.com,
        wedsonaf@...gle.com, willy@...radead.org
Subject: Re: [syzbot] WARNING in find_vma

syzbot has bisected this issue to:

commit fd0016c6bd4f6287c5c5f98b6350033ebb3c9753
Author: Miguel Ojeda <ojeda@...nel.org>
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@...kaller.appspotmail.com
Fixes: fd0016c6bd4f ("scripts: decode_stacktrace: demangle Rust symbols")

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