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=-18.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_IN_DEF_DKIM_WL 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 28873C3526C for ; Sat, 19 Dec 2020 09:42:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E4FCE23BEE for ; Sat, 19 Dec 2020 09:42:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726430AbgLSJmk (ORCPT ); Sat, 19 Dec 2020 04:42:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38678 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726402AbgLSJmk (ORCPT ); Sat, 19 Dec 2020 04:42:40 -0500 Received: from mail-qt1-x830.google.com (mail-qt1-x830.google.com [IPv6:2607:f8b0:4864:20::830]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 75768C0617B0 for ; Sat, 19 Dec 2020 01:41:59 -0800 (PST) Received: by mail-qt1-x830.google.com with SMTP id 7so3235408qtp.1 for ; Sat, 19 Dec 2020 01:41:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=jKNJRmx0eYAUpZpwCq5ZV9sDDOhriznJbXCWXkD9bEo=; b=P5yYUtVR6rdJTBAzxze64I+pP1/TkTJKW9DPb0BLE+FKPx/D2v58xhqnyxjp9wf+nX YOsuojepOAhUHQorncAuc7x+GEFTOqHsQkRoggcETESTLj8nCBbrZB78HwRi/Lb9oo3Z Nkf2KPRmsvnJv5VC4rloVWAAX4Gd87FSiX7j7TISJ2tMgtLzGvEDsvIX/O+G5hKf8DpG rlBDS9rzg8YxTl8UX4d7KdFDQHa7NaPUqSPUhLBLIpSRAmZyXdcYkZUyRz/Flqvdqnz+ q9XeWXxgZIf+d6blm0egJnQeH8bDQwBwpAlbLZZzm38v0H/81ujYtNclWps8Mwqq0U6W etNw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=jKNJRmx0eYAUpZpwCq5ZV9sDDOhriznJbXCWXkD9bEo=; b=DJ8/zzCg37e4TizIulQtArFGuGTTQGk5IRKuscYU++wPsuIKvtozWuy7IJ0FeHgQPA a78x+1fNYsPN2k+BTj4JzToSwiJHqkvvzYrrHWuvStY/dDxt6VQnemY4a9QKpu/gYmcn +Rm+jMHQJIB4wX9jVKY1AItpYXMmxUcPgWIT2IbxR4110BNpLuC7KLpHFeXL/9jm/SgL vxpRcTxzX5DxjZ0n05IdzsVLbHUGIaILp1U2xc4gyE7SHVOD6bRQTGUC/9PovqUcgu2f 2SMxfnjkgCcSbsBskuxgO+0u5snkYG8OsxASbIaQ1F3LzMymFYufgvw9BnqZTtDE4iiD U0tw== X-Gm-Message-State: AOAM530Mn8TAjDbC9G0kM7Y7xHVrUKhLlRxruA42Ganjs3kXJO8qcQqW CLRMtgMR/sCNFnZXH3gC90oyw1XNQ+77fIEp3NPhoA== X-Google-Smtp-Source: ABdhPJyeTNXDinqht80iLQ/jsytyx9IA/MtM78gFuYdt2jUWCeXu1VsZqbeDy9OJTs6GESOiOdQzvK7OWzUI2E+Y/OA= X-Received: by 2002:aed:208f:: with SMTP id 15mr7786546qtb.290.1608370918325; Sat, 19 Dec 2020 01:41:58 -0800 (PST) MIME-Version: 1.0 References: <000000000000f415bd05a047548f@google.com> <0000000000001e7f4605b6c84833@google.com> In-Reply-To: <0000000000001e7f4605b6c84833@google.com> From: Dmitry Vyukov Date: Sat, 19 Dec 2020 10:41:46 +0100 Message-ID: Subject: Re: kernel BUG at drivers/dma-buf/dma-buf.c:LINE! To: syzbot Cc: Andrew Morton , =?UTF-8?B?QXJ2ZSBIasO4bm5ldsOlZw==?= , christian.koenig@amd.com, Christian Brauner , Colin King , "open list:ANDROID DRIVERS" , DRI , Greg Kroah-Hartman , Hridya Valsaraju , jbwyatt4@gmail.com, Joel Fernandes , linaro-mm-sig-owner@lists.linaro.org, linaro-mm-sig@lists.linaro.org, LKML , "open list:KERNEL SELFTEST FRAMEWORK" , linux-media@vger.kernel.org, m.szyprowski@samsung.com, Martijn Coenen , masahiroy@kernel.org, Peter Zijlstra , Shuah Khan , Shuah Khan , Sumit Semwal , Suren Baghdasaryan , syzkaller-bugs , Todd Kjos Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org On Sat, Dec 19, 2020 at 3:50 AM syzbot wrote: > > syzbot suspects this issue was fixed by commit: > > commit e722a295cf493388dae474745d30e91e1a2ec549 > Author: Greg Kroah-Hartman > Date: Thu Aug 27 12:36:27 2020 +0000 > > staging: ion: remove from the tree > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17d4f137500000 > start commit: abb3438d Merge tag 'm68knommu-for-v5.9-rc3' of git://git.k.. > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=978db74cb30aa994 > dashboard link: https://syzkaller.appspot.com/bug?extid=d6734079f30f7fc39021 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17428596900000 > > If the result looks correct, please mark the issue as fixed by replying with: > > #syz fix: staging: ion: remove from the tree > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection The reproducer opens /dev/ion #syz fix: staging: ion: remove from the tree