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=2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNWANTED_LANGUAGE_BODY 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 3E5CBC07542 for ; Sun, 26 May 2019 01:14:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0319820815 for ; Sun, 26 May 2019 01:14:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="nTfQLat9" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727599AbfEZBOz (ORCPT ); Sat, 25 May 2019 21:14:55 -0400 Received: from merlin.infradead.org ([205.233.59.134]:60740 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727474AbfEZBOz (ORCPT ); Sat, 25 May 2019 21:14:55 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=Content-Transfer-Encoding:Content-Type: In-Reply-To:MIME-Version:Date:Message-ID:From:Cc:References:To:Subject:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=7/ZQW4RY6N/SCiGHJiH7tMvUe16KWpR/oqQ5piByqa0=; b=nTfQLat9KeFOqASu0pTE/Gx4pk 6IBWtWzJiZkaRE3nO94dgKXNTTS1TaRPi/YYEBoagxTr2gRde3AfNE2jtjATPyfNkx287IrYjCJxM ZsjmWOnBCzDxmkHCZKqMrb/i28NgA1CliDVfgx1SCW2G0TfFJbkK7Cp7scaHauxKrwu8qGYHzQrDy OtKfPaKUyqnwcLVl4f3Rpk2KfP+nxN3y+pN1+icImnr9yvttOFHPPHwiHqaLJy/iGOjf2H42B3+jE sBEnhptTc5b4L2XIhoILeSRyj+w1PuAxzs+0BkxI7Ln3Ch0vv7eHrki5CtlbtMBwnJIeWQYkJZwN1 /UsajNow==; Received: from static-50-53-52-16.bvtn.or.frontiernet.net ([50.53.52.16] helo=midway.dunlab) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1hUhkN-0000IO-T3; Sun, 26 May 2019 01:14:48 +0000 Subject: Re: Linux 5.1.5 (a regression: kernel BUG at lib/list_debug.c:29!) To: "rwarsow@gmx.de" , linux-kernel@vger.kernel.org, "netdev@vger.kernel.org" References: Cc: Jon Maloy , Ying Xue From: Randy Dunlap Message-ID: <5b3f9ac3-a0b4-5b7a-ac7d-d643a2b5963f@infradead.org> Date: Sat, 25 May 2019 18:14:45 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/25/19 1:37 PM, rwarsow@gmx.de wrote: > hallo > > I today I got a regression > > see the attached dmesg > > -- > > Ronald [adding netdev + TIPC maintainers] [ 4.953673] ------------[ cut here ]------------ [ 4.953674] kernel BUG at lib/list_debug.c:29! [ 4.953678] invalid opcode: 0000 [#1] PREEMPT SMP PTI [ 4.953680] CPU: 3 PID: 1437 Comm: (t-daemon) Not tainted 5.1.5_MY #1 [ 4.953681] Hardware name: MSI MS-7A72/B250 PC MATE (MS-7A72), BIOS 3.90 07/05/2018 [ 4.953685] RIP: 0010:__list_add_valid.cold+0x26/0x3f [ 4.953686] Code: 00 00 00 c3 4c 89 c1 48 c7 c7 28 dc 5e ab e8 0e 80 b4 ff 0f 0b 48 89 f2 4c 89 c1 48 89 fe 48 c7 c7 d8 dc 5e ab e8 f7 7f b4 ff <0f> 0b 48 89 d1 4c 89 c6 4c 89 ca 48 c7 c7 80 dc 5e ab e8 e0 7f b4 [ 4.953687] RSP: 0018:ffffb18ec22ffd88 EFLAGS: 00010246 [ 4.953689] RAX: 0000000000000058 RBX: ffffffffab8f5f00 RCX: 0000000000000000 [ 4.953690] RDX: 0000000000000000 RSI: ffff96b11eed5548 RDI: 00000000ffffffff [ 4.953690] RBP: ffffffffab8f6090 R08: 0000000000000366 R09: 0000000000000003 [ 4.953691] R10: 0000000000000000 R11: 0000000000000001 R12: ffffffffab8f6090 [ 4.953692] R13: 0000000000000036 R14: ffff96b119564c00 R15: 0000000000000000 [ 4.953693] FS: 00007f4f879bc980(0000) GS:ffff96b11eec0000(0000) knlGS:0000000000000000 [ 4.953694] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4.953695] CR2: 000055ed16dfe800 CR3: 0000000459802005 CR4: 00000000003606e0 [ 4.953696] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4.953697] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 4.953697] Call Trace: [ 4.953701] proto_register+0x13b/0x1f0 [ 4.953704] tipc_socket_init+0x13/0x40 [ 4.953707] tipc_init_net+0xa5/0x130 [ 4.953709] ops_init+0x35/0x100 [ 4.953711] setup_net+0xc4/0x1e0 [ 4.953712] copy_net_ns+0xbd/0x180 [ 4.953715] create_new_namespaces+0x113/0x1e0 [ 4.953716] unshare_nsproxy_namespaces+0x50/0xa0 [ 4.953719] ksys_unshare+0x186/0x350 [ 4.953721] __x64_sys_unshare+0x9/0x10 [ 4.953722] do_syscall_64+0x50/0x160 [ 4.953725] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 4.953726] RIP: 0033:0x7f4f88a04e4b [ 4.953728] Code: 73 01 c3 48 8b 0d 3d 40 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 0d 40 0c 00 f7 d8 64 89 01 48 [ 4.953729] RSP: 002b:00007ffc7f4d2088 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 4.953730] RAX: ffffffffffffffda RBX: 000055ed16eeab10 RCX: 00007f4f88a04e4b [ 4.953731] RDX: 0000000000000000 RSI: 00007ffc7f4d1ff0 RDI: 0000000040000000 [ 4.953732] RBP: 00007ffc7f4d2270 R08: 00007ffc7f4d2074 R09: 0000000000000001 [ 4.953732] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000fffffff5 [ 4.953733] R13: 0000000000000000 R14: 000055ed16fcf2f0 R15: 0000000000000000 [ 4.953735] Modules linked in: kvm_intel kvm irqbypass iTCO_wdt iTCO_vendor_support i915 video intel_gtt [ 4.953739] ---[ end trace 40639449ef1b96be ]--- Full log is at https://lore.kernel.org/lkml/f3c89197-90dc-240b-d96b-aa1286af756a@gmx.de/T/#u -- ~Randy