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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1C122C43334 for ; Sat, 11 Jun 2022 01:38:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349309AbiFKBiO (ORCPT ); Fri, 10 Jun 2022 21:38:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38060 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348886AbiFKBiM (ORCPT ); Fri, 10 Jun 2022 21:38:12 -0400 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 03D1219039 for ; Fri, 10 Jun 2022 18:38:10 -0700 (PDT) Received: by mail-io1-f70.google.com with SMTP id f16-20020a056602071000b00669bb12a6baso405233iox.8 for ; Fri, 10 Jun 2022 18:38:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=fR2ebMThzKS+/nDQcBpwFSrDlBIp3UvgcJYb3PbbAIw=; b=grUm5if2pgLY/kgoFTEmFrUTybwld6GjEZMoB1x9AThhBpjoHvkypFaARA6hk2HI9D e9M9vPnhTq1w6FM1RNyhPEBF2z83DgVmx0UrZ8gMWBvxOccb38nt4d/uqY1HcBE6VH2H HeBk/BCxxvH0Xr+OXPs6V7Go3g68VQTFfjFhdza5IP9bBPFYxrf3Hv1fhNp5Ux7rtpUr cpXB7PsfW1zgr1Gh1a6++0ms7e9smd3tOySp26qwlS1pf2ZMOd9fiYKPr3cZIbG6JrFe oAf3s3q/5CDiZh5tIHVrCwg6v8XjWq3RoZL8bY7ozrY5hpj5zqJcJiPFeuvBoT2pzQU2 JLIw== X-Gm-Message-State: AOAM531iYPwFHsHWzloeTd4PkAEhRtJ/a+bdZj/ZIE04q6rPQJSmO4Vy tgLDcRaKIef9TXFiEeJvoz13+oTsdELYro43NFN4S44oaGZr X-Google-Smtp-Source: ABdhPJzL+X23HCba4RmJCnm+uyNL3hnyasFWHjv/yRO3dn4rArQg68rZabRDg3rSv8tpxImQQ8a5jPG4Z/qV4Si69zdeOH0i3d7x MIME-Version: 1.0 X-Received: by 2002:a05:6602:2c0c:b0:669:c1a9:245c with SMTP id w12-20020a0566022c0c00b00669c1a9245cmr2243252iov.218.1654911489350; Fri, 10 Jun 2022 18:38:09 -0700 (PDT) Date: Fri, 10 Jun 2022 18:38:09 -0700 In-Reply-To: <20220611005547.1454-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000075231705e1221b38@google.com> Subject: Re: [syzbot] possible deadlock in bpf_trace_printk From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+c49e17557ddb5725583d@syzkaller.appspotmail.com Tested on: commit: d678cbd2 xsk: Fix handling of invalid descriptors in X.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git console output: https://syzkaller.appspot.com/x/log.txt?x=13743f27f00000 kernel config: https://syzkaller.appspot.com/x/.config?x=fc5a30a131480a80 dashboard link: https://syzkaller.appspot.com/bug?extid=c49e17557ddb5725583d compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 patch: https://syzkaller.appspot.com/x/patch.diff?x=16922173f00000 Note: testing is done by a robot and is best-effort only.