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=-7.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 12F05C3F2D1 for ; Mon, 9 Mar 2020 17:21:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E362B222D9 for ; Mon, 9 Mar 2020 17:21:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=ziepe.ca header.i=@ziepe.ca header.b="Cr+A+zgp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727350AbgCIRVw (ORCPT ); Mon, 9 Mar 2020 13:21:52 -0400 Received: from mail-qv1-f66.google.com ([209.85.219.66]:33535 "EHLO mail-qv1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727323AbgCIRVw (ORCPT ); Mon, 9 Mar 2020 13:21:52 -0400 Received: by mail-qv1-f66.google.com with SMTP id cz10so1322803qvb.0 for ; Mon, 09 Mar 2020 10:21:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=rXjYgzydEIFf6l4K9Z+TCKu5LCpXzo28EhasuTaYcPc=; b=Cr+A+zgpZdvxbpOgYgNFNbOk7jcWMIim0WKuj8k5ZLfc9pq/eLdoUOtag1aVvG90DB fACdHaxZ9DUgQoPDU+xUerOF8obi3FgOOSHln+z3aZF9ZtzfRbJJ3QMt0iTKmAb5Tdb1 VEk/G9iiHGDON4B7ESjtKiohfcYBvRb6b5UdTs/ZhjmJu4IV0CO8P5Fo53NAhUHUhfUS kyWd0zdIwLqG2IIb40smVrle8jemsBXnf0hf9LzWQoVb353+gD0zFbPcbo/bYlPLTSjT m4uva7wEuPZtbQc4HC6ABUyvS3DHiTFRx9fe0mJs7CRzGCq8Ppfq8oGxOl8uYjGAMvaJ 0y9g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=rXjYgzydEIFf6l4K9Z+TCKu5LCpXzo28EhasuTaYcPc=; b=d4fCemi4/qg0E8pdP7ISDzydxEco7hsk8a0+Ekfbk6BfqtuK2LFm7oWzCbssrULZsT zCJ1HiG2zBvmDFg7bWq9CYdv6NYxqlt86AE7mifo/s5hSegDfgSLEMjd0ypS3YEOIBoa 7FJCHRxBNmUvx4AmBCKe0d36A6Z3BnXFzhXIp+DRGGvLeuA+7RcJvGScRX606xQwBtoo e3S7di9pUH5XJ4zqnOkhreU1J8JAQNRiskycN6qlM14j6vdZwE4M+98Xtoc83S8JBAPM Mwd0AmUmr1j8VvlIa6DZuu2EpIr0+JqWeEw0bKBKUdtmLOtjYjoNaog3JFtR+NJt9BRL 7cqg== X-Gm-Message-State: ANhLgQ1oiZliWXZx/U1NlrpDds2/37AOshQBxnePtsUyfFWuK5ev0ZYY flUmjIqxMUb+OP0HG970nTAgog== X-Google-Smtp-Source: ADFU+vv1L/8G08f/Yc85KgGY+AnoOBeVnN2dPlRns5bBi0k507dbTfnEb3f5U4Ev6N1wE3oD9bTBbQ== X-Received: by 2002:a0c:c209:: with SMTP id l9mr1222037qvh.190.1583774511330; Mon, 09 Mar 2020 10:21:51 -0700 (PDT) Received: from ziepe.ca (hlfxns017vw-142-68-57-212.dhcp-dynamic.fibreop.ns.bellaliant.net. [142.68.57.212]) by smtp.gmail.com with ESMTPSA id 17sm5825822qkm.105.2020.03.09.10.21.50 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 09 Mar 2020 10:21:50 -0700 (PDT) Received: from jgg by mlx.ziepe.ca with local (Exim 4.90_1) (envelope-from ) id 1jBM6A-0003hk-Cd; Mon, 09 Mar 2020 14:21:50 -0300 Date: Mon, 9 Mar 2020 14:21:50 -0300 From: Jason Gunthorpe To: syzbot Cc: chuck.lever@oracle.com, dledford@redhat.com, leon@kernel.org, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, parav@mellanox.com, syzkaller-bugs@googlegroups.com Subject: Re: INFO: task hung in rdma_destroy_id Message-ID: <20200309172150.GU31668@ziepe.ca> References: <00000000000059e701059fe3ec2f@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <00000000000059e701059fe3ec2f@google.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Mar 02, 2020 at 11:09:15AM -0800, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit: 63623fd4 Merge tag 'for-linus' of git://git.kernel.org/pub.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=160452c3e00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=9833e26bab355358 > dashboard link: https://syzkaller.appspot.com/bug?extid=0abbad99bee187cf63d4 > compiler: gcc (GCC) 9.0.0 20181231 (experimental) > > Unfortunately, I don't have any reproducer for this crash yet. > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > Reported-by: syzbot+0abbad99bee187cf63d4@syzkaller.appspotmail.com #syz dup: KASAN: use-after-free Read in rdma_listen (2)