From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E408EC43381 for ; Fri, 19 Mar 2021 11:02:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9588A64F70 for ; Fri, 19 Mar 2021 11:02:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229941AbhCSLCV (ORCPT ); Fri, 19 Mar 2021 07:02:21 -0400 Received: from mail-io1-f72.google.com ([209.85.166.72]:37072 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229772AbhCSLCM (ORCPT ); Fri, 19 Mar 2021 07:02:12 -0400 Received: by mail-io1-f72.google.com with SMTP id a18so29758728ioo.4 for ; Fri, 19 Mar 2021 04:02:12 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=3kE9urkd9NS2DuoN7WUKMGk6xYQqlb0lhJPiUJGc07Q=; b=nR+BtJsC1GrWdCHFSmq9QtRQsneY7ZvoxoLyX08c2AiJjD50j4EEXfMC6XrDmwJaYF latF/S5KUa0B6PXCfZj09ilS37p2U6zUE8pmIZ4hJQpD1g446rYzOUTaYHyszYd7KIdT FZyydeiS2+3i095XBSCVtiShP9LQgppZMJ8+J5PJ0UavQ724XcX+Vk2I/Xmx03C3oGjO AcbTJnMNUz3hCnwv+2fmO5gkZHXIs1gLz1cpdLylyxZLlfx0Jr8E3cIilnStXJOVyH3z BepynMfkiRJvCwzTHKJWhRTy8VIVyH4bbnkw7A+oASEDLsHgSJpCU6NL8pDVfkLF04sQ Sw2A== X-Gm-Message-State: AOAM533ibjulv9hrhyF5d9T4tKOogVPlnDswjEZ9qIEwr9/cY+uo0k6P 4jnm+3hdv5PsO8YTS/lFbX0CPjM7h8M1hm4TW9SZ7RCxn0Nj X-Google-Smtp-Source: ABdhPJz+kK4gMhywPYy9lQKtIKqExdj6dBXtuhCNKCvGyX4ec6P8xmes238+oDV+K8NqRw7qdQfcXpEuNSpryoDeSuUPHnN4TqSf MIME-Version: 1.0 X-Received: by 2002:a05:6e02:2141:: with SMTP id d1mr2302995ilv.85.1616151731732; Fri, 19 Mar 2021 04:02:11 -0700 (PDT) Date: Fri, 19 Mar 2021 04:02:11 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000df888f05bde1a5b4@google.com> Subject: Re: [syzbot] KASAN: use-after-free Read in idr_for_each (2) From: syzbot To: asml.silence@gmail.com, axboe@kernel.dk, io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+12056a09a0311d758e60@syzkaller.appspotmail.com Tested on: commit: ece5fae7 io_uring: don't leak creds on SQO attach error git tree: git://git.kernel.dk/linux-block io_uring-5.12 kernel config: https://syzkaller.appspot.com/x/.config?x=28f8268e740d48dd dashboard link: https://syzkaller.appspot.com/bug?extid=12056a09a0311d758e60 compiler: Note: testing is done by a robot and is best-effort only.