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=-0.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 74676C10F0E for ; Thu, 21 Mar 2019 22:20:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 417B821917 for ; Thu, 21 Mar 2019 22:20:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727262AbfCUWUM (ORCPT ); Thu, 21 Mar 2019 18:20:12 -0400 Received: from mail-it1-f198.google.com ([209.85.166.198]:40464 "EHLO mail-it1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727378AbfCUWUB (ORCPT ); Thu, 21 Mar 2019 18:20:01 -0400 Received: by mail-it1-f198.google.com with SMTP id f84so404424ita.5 for ; Thu, 21 Mar 2019 15:20:01 -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=AKAQL6SN5/2UzB+RkKMFpwf94T/ySCo80NExPKYq0ew=; b=FjSXaF5fuYT3BHsAhQnG6vLKync7czCWLmngMwhVEBYbjANUgCoPlsGTNlT0NDNJXI Rqs+7YDLoTtzdc0POp/MGfIA121tVhblrdspyDv1C3ZQD496EbTf3rrtEIUn4gKRUFrL Y82Y/1b9xgk92/1zYcbnsc/p8f10rhFGVHR72yFdngMCTDxsMQwpap7lC82ZP2MkUcz/ vXZ5A1A49zDRgLdjwFA460ed+CW4fyisr4E+0a+ytbyN02COBkswvm93kRXymS6REY4z i6CqzdMzmPYCErLUq2jszk1X+eySfOYQtzpzD0TVEycufGr/Sf1OfXNWK8ockVlVQ85k dNpQ== X-Gm-Message-State: APjAAAWnRwL6Zrj7W0lu64MOZc+7cQTXv7E6OtdFZ7ZW8wFIx7yESyrX tKWlbbs7XPMIiRASm8Dk4GJ8uhIq6g31K+6Ic5mL6P7fvlM5 X-Google-Smtp-Source: APXvYqx3k7GwJRdjT/SMXiOoTuFNSsB39ih2fS0r4d7DVE2vPLBIBHaowktbplgTLyy9kEbtt5LgmB2QMhHXzebmpathnDsb9sfH MIME-Version: 1.0 X-Received: by 2002:a6b:8f0a:: with SMTP id r10mr4466549iod.22.1553206800656; Thu, 21 Mar 2019 15:20:00 -0700 (PDT) Date: Thu, 21 Mar 2019 15:20:00 -0700 In-Reply-To: <20190321185835.GC11352@kmo-pixel> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009db4840584a223b9@google.com> Subject: Re: general protection fault in ebitmap_destroy (2) From: syzbot To: adobriyan@gmail.com, akpm@linux-foundation.org, dave.hansen@intel.com, eparis@parisplace.org, kent.overstreet@gmail.com, linux-kernel@vger.kernel.org, marcelo.leitner@gmail.com, nhorman@tuxdriver.com, paul@paul-moore.com, peter.enderborg@sony.com, pshelar@ovn.org, sds@tycho.nsa.gov, selinux@vger.kernel.org, shli@kernel.org, syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org, viro@zeniv.linux.org.uk, vyasevich@gmail.com, willy@infradead.org Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: selinux-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: selinux@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+a57b2aff60832666fc28@syzkaller.appspotmail.com Tested on: commit: 9a03b23d selinux: fix calling ebitmap_destroy() on null ptr git tree: http://evilpiepirate.org/git/bcachefs.git syzbot-fix kernel config: https://syzkaller.appspot.com/x/.config?x=2f8e9856965eaf03 compiler: gcc (GCC) 9.0.0 20190115 (experimental) Note: testing is done by a robot and is best-effort only.