From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755285AbbE2B4r (ORCPT ); Thu, 28 May 2015 21:56:47 -0400 Received: from smtp2.stanford.edu ([171.67.219.82]:34990 "EHLO smtp.stanford.edu" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752190AbbE2B4i (ORCPT ); Thu, 28 May 2015 21:56:38 -0400 Message-ID: <5567C741.5010007@localhost> Date: Thu, 28 May 2015 18:56:17 -0700 From: Fernando Lopez-Lezcano User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Fernando Lopez-Lezcano , Clark Williams , Steven Rostedt CC: Sebastian Andrzej Siewior , linux-rt-users , LKML , Thomas Gleixner , John Kacur Subject: Re: [ANNOUNCE] 4.0.4-rt1 References: <20150519213923.GA26363@linutronix.de> <20150526083449.5357059b@sluggy> <20150526093832.558e2e46@gandalf.local.home> <20150526084802.2cfd055b@sluggy> <20150526111924.20836deb@gandalf.local.home> <20150526104343.51fad474@sluggy> <5564CC80.3080101@localhost> In-Reply-To: <5564CC80.3080101@localhost> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.14.151,1.0.33,0.0.0000 definitions=2015-05-29_02:2015-05-29,2015-05-29,1970-01-01 signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 suspectscore=2 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=7.0.1-1402240000 definitions=main-1505290025 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 05/26/2015 12:41 PM, Fernando Lopez-Lezcano wrote: > On 05/26/2015 08:43 AM, Clark Williams wrote: >> On Tue, 26 May 2015 11:19:24 -0400 >> Steven Rostedt wrote: >> >>> On Tue, 26 May 2015 08:48:02 -0500 >>> Clark Williams wrote: >>> >>> >>>> Change the WARN_ON to WARN_ON_NORT >>> >>> Do we have a WARN_ON_NORT? I see a WARN_ON_NONRT, but not a >>> WARN_ON_NORT. Does this compile? >>> >>> -- Steve >> >> Sigh. Of course not. Reupdated patch (and yes this one compiles): > > Thanks! Seems to have fixed the problem (of course!) > So far so good and nothing weird in the output of dmesg.... Oh well. Second time the machine hangs in two days in the same way (otherwise very stable running 3.18.x-rty) (this is a bumblebee + bbswitch graphics laptop - argh, if I had known better...) ---- May 28 18:49:21 localhost kernel: ------------[ cut here ]------------ May 28 18:49:21 localhost kernel: kernel BUG at mm/memcontrol.c:5848! May 28 18:49:21 localhost kernel: invalid opcode: 0000 [#1] PREEMPT SMP May 28 18:49:21 localhost kernel: Modules linked in: ccm rfcomm fuse xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun nf_conntrack_netbios_ns nf_conntrack_broadcast ip6t_rpfilter ip6t_REJECT nf_reje\ ct_ipv6 xt_conntrack ebtable_nat ebtable_broute bridge stp llc ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_fi\ lter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw bnep bbswitch(OE) vfat fat iTCO_wdt iTCO_vendor_support arc4 intel\ _rapl iosf_mbi coretemp kvm_intel kvm uvcvideo crct10dif_pclmul videobuf2_vmalloc crc32_pclmul crc32c_intel videobuf2_core videobuf2_memops ghash_clmulni_intel v4l2_common iwlmvm videodev media mac80211 \ btusb bluetooth iwlwifi May 28 18:49:21 localhost kernel: snd_hda_codec_realtek snd_hda_codec_hdmi lpc_ich snd_hda_codec_generic cfg80211 mfd_core i2c_i801 snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_seq snd_se\ q_device snd_pcm thinkpad_acpi snd_timer rfkill tpm_tis snd mei_me ie31200_edac tpm mei edac_core soundcore shpchp nfsd auth_rpcgss nfs_acl lockd grace sunrpc serio_raw i915 sdhci_pci i2c_algo_bit sdhci \ e1000e drm_kms_helper mmc_core ptp drm pps_core wmi video May 28 18:49:21 localhost kernel: CPU: 4 PID: 134 Comm: kswapd0 Tainted: G OE 4.0.4-201.rt1.3.fc21.ccrma.x86_64+rt #1 May 28 18:49:21 localhost kernel: Hardware name: LENOVO 20BGCTO1WW/20BGCTO1WW, BIOS GNET65WW (2.13 ) 06/20/2014 May 28 18:49:21 localhost kernel: task: ffff88046650e9a0 ti: ffff88046657c000 task.ti: ffff88046657c000 May 28 18:49:21 localhost kernel: RIP: 0010:[] [] mem_cgroup_swapout+0x118/0x120 May 28 18:49:21 localhost kernel: RSP: 0018:ffff88046657f998 EFLAGS: 00010202 May 28 18:49:21 localhost kernel: RAX: 0000000000000246 RBX: ffffea0011150e80 RCX: 0000000000000000 May 28 18:49:21 localhost kernel: RDX: 000000000006a980 RSI: 0000000000000001 RDI: ffff88046d413800 May 28 18:49:21 localhost kernel: RBP: ffff88046657f9a8 R08: ffffffff81c68700 R09: ffff88046657fba8 May 28 18:49:21 localhost kernel: R10: 000000000000000a R11: ffff88046657ffd8 R12: ffff88046d413800 May 28 18:49:21 localhost kernel: R13: ffffffff81c68718 R14: 0000000000000001 R15: ffff88046657faa8 May 28 18:49:21 localhost kernel: FS: 0000000000000000(0000) GS:ffff88046da00000(0000) knlGS:0000000000000000 May 28 18:49:21 localhost kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 May 28 18:49:21 localhost kernel: CR2: 00007efd07eb8000 CR3: 0000000001c0e000 CR4: 00000000001407e0 May 28 18:49:21 localhost kernel: Stack: May 28 18:49:21 localhost kernel: ffffea0011150e80 0000000000196218 ffff88046657f9e8 ffffffff811b8d8f May 28 18:49:21 localhost kernel: 0000000000000000 ffff88046657fe48 ffffea0011150e80 ffff88046657fbc0 May 28 18:49:21 localhost kernel: ffffea0011150ea0 ffff88046657faa8 ffff88046657fb28 ffffffff811bba3f May 28 18:49:21 localhost kernel: Call Trace: May 28 18:49:21 localhost kernel: [] __remove_mapping+0x12f/0x1a0 May 28 18:49:21 localhost kernel: [] shrink_page_list+0x5ef/0xc30 May 28 18:49:21 localhost kernel: [] shrink_inactive_list+0x1e9/0x630 May 28 18:49:21 localhost kernel: [] shrink_lruvec+0x62c/0x830 May 28 18:49:21 localhost kernel: [] ? __switch_to+0x150/0x610 May 28 18:49:21 localhost kernel: [] shrink_zone+0xf4/0x2d0 May 28 18:49:21 localhost kernel: [] kswapd+0x587/0xa80 May 28 18:49:21 localhost kernel: [] ? mem_cgroup_shrink_node_zone+0x1f0/0x1f0 May 28 18:49:21 localhost kernel: [] kthread+0xca/0xe0 May 28 18:49:21 localhost kernel: [] ? kthread_worker_fn+0x180/0x180 May 28 18:49:21 localhost kernel: [] ret_from_fork+0x58/0x90 May 28 18:49:21 localhost kernel: [] ? kthread_worker_fn+0x180/0x180 May 28 18:49:21 localhost kernel: Code: a6 81 48 89 df e8 a9 ce fb ff 0f 0b 0f 1f 80 00 00 00 00 48 c7 c6 f3 b7 a6 81 48 89 df e8 91 ce fb ff 0f 0b 0f 1f 80 00 00 00 00 <0f> 0b 66 0f 1f 44 00 00 0f 1f 44\ 00 00 8b 05 f5 c2 b0 00 85 c0 May 28 18:49:21 localhost kernel: RIP [] mem_cgroup_swapout+0x118/0x120 May 28 18:49:21 localhost kernel: RSP May 28 18:49:21 localhost kernel: ---[ end trace 0000000000000002 ]--- ---- -- Fernando