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=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 1AE70C4321D for ; Mon, 20 Aug 2018 04:14:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CABE12152D for ; Mon, 20 Aug 2018 04:14:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CABE12152D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726144AbeHTH2D (ORCPT ); Mon, 20 Aug 2018 03:28:03 -0400 Received: from mail-io0-f200.google.com ([209.85.223.200]:55381 "EHLO mail-io0-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725944AbeHTH2D (ORCPT ); Mon, 20 Aug 2018 03:28:03 -0400 Received: by mail-io0-f200.google.com with SMTP id m2-v6so12296258ioc.22 for ; Sun, 19 Aug 2018 21:14:04 -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:message-id:subject:from:to; bh=oH+aseHDMWzXo3yNdre7bSSt2F9yw1Dqiw306pqJm7Q=; b=TSD2tlcmPFVDcII3UEXL0UeAUbFUGvvyGBRtDYIdK8knnGM6MTvSs74sT/Z26iLl6y QN4zajXVq5WC9Ips7aV3KCPIILqqinFVWYreELSH0Gbkd9rZaJe2N6Y864gFm2CPOvzn hUkyz55WyRb+Gk41Bjavn5Qr8VWxDEqvXlAEn43lA5NqENRaztNThObml2kWfP6cWEvD iquUFXsZKB6UzJQJZaWSY0E4tk9xoy/2JuNNUqNbC4TzUH6R3HTW9YuUOcf4Z+TfzJPa HE014xxCwkiJttUqpeJppBFChLKDbdT4vTS0/jp+YtnAOxgcg2qMF8lbR9jxRVOuHejo ZsOA== X-Gm-Message-State: AOUpUlEMd8MWcL0P0PIp8OY3f/p1/Lmt/WWwODHlG/1gSXD/GH/R3E5J ZBOqTYRiiRZymNDyajHAm+zeT4UyUnAgfMz7AoUPvIuf+UKl X-Google-Smtp-Source: AA+uWPzaU5bxiTo/TAcLZ4Y1mKqapm8xPNDcmk51h3g1mmIIisd7O9ERsAiCyr3+LVm9n3ywVgulJSUkBiXXLhzlHUfl+9nCppcc MIME-Version: 1.0 X-Received: by 2002:a02:5656:: with SMTP id o83-v6mr21817334jab.30.1534738443889; Sun, 19 Aug 2018 21:14:03 -0700 (PDT) Date: Sun, 19 Aug 2018 21:14:03 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c5745b0573d62311@google.com> Subject: WARNING in xfrm_policy_fini From: syzbot To: davem@davemloft.net, herbert@gondor.apana.org.au, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, steffen.klassert@secunet.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following crash on: HEAD commit: 3eb2ce825ea1 Linux 4.16-rc7 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1132989b800000 kernel config: https://syzkaller.appspot.com/x/.config?x=8addcf4530d93e53 dashboard link: https://syzkaller.appspot.com/bug?extid=9bce6db6c82f06b85d8b compiler: gcc (GCC) 7.1.1 20170620 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+9bce6db6c82f06b85d8b@syzkaller.appspotmail.com bond0 (unregistering): Released all slaves WARNING: CPU: 1 PID: 7312 at net/xfrm/xfrm_policy.c:2925 xfrm_policy_fini+0x414/0x560 net/xfrm/xfrm_policy.c:2925 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 7312 Comm: kworker/u4:7 Not tainted 4.16.0-rc7+ #3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: netns cleanup_net Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x24d lib/dump_stack.c:53 panic+0x1e4/0x41c kernel/panic.c:183 __warn+0x1dc/0x200 kernel/panic.c:547 report_bug+0x1f4/0x2b0 lib/bug.c:186 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:178 fixup_bug arch/x86/kernel/traps.c:247 [inline] do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:315 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:986 RIP: 0010:xfrm_policy_fini+0x414/0x560 net/xfrm/xfrm_policy.c:2925 RSP: 0018:ffff8801b25d70d8 EFLAGS: 00010293 RAX: ffff8801b129c540 RBX: ffff8801b5608200 RCX: ffffffff8587ff74 RDX: 0000000000000000 RSI: 1ffff100362539c5 RDI: ffffffff87acabf8 RBP: ffff8801b25d7260 R08: 1ffff100364badd1 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff100364bae27 R13: ffff8801b25d7238 R14: ffff8801b56096f0 R15: ffff8801d71c5820 xfrm_net_exit+0x1d/0x70 net/xfrm/xfrm_policy.c:2980 ops_exit_list.isra.6+0xae/0x150 net/core/net_namespace.c:142 cleanup_net+0x6a1/0xcb0 net/core/net_namespace.c:517 process_one_work+0xc47/0x1bb0 kernel/workqueue.c:2113 worker_thread+0x223/0x1990 kernel/workqueue.c:2247 kthread+0x33c/0x400 kernel/kthread.c:238 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:406 Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds.. --- This bug is generated by a bot. 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