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[209.132.180.67]) by mx.google.com with ESMTP id w6si5476883pfb.191.2018.11.30.07.20.30; Fri, 30 Nov 2018 07:20:54 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727433AbeLAC2k convert rfc822-to-8bit (ORCPT + 99 others); Fri, 30 Nov 2018 21:28:40 -0500 Received: from mga07.intel.com ([134.134.136.100]:7701 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726564AbeLAC2k (ORCPT ); Fri, 30 Nov 2018 21:28:40 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 30 Nov 2018 07:19:00 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,299,1539673200"; d="scan'208";a="117853437" Received: from fmsmsx107.amr.corp.intel.com ([10.18.124.205]) by fmsmga004.fm.intel.com with ESMTP; 30 Nov 2018 07:19:00 -0800 Received: from shsmsx151.ccr.corp.intel.com (10.239.6.50) by fmsmsx107.amr.corp.intel.com (10.18.124.205) with Microsoft SMTP Server (TLS) id 14.3.408.0; Fri, 30 Nov 2018 07:19:00 -0800 Received: from shsmsx104.ccr.corp.intel.com ([169.254.5.203]) by SHSMSX151.ccr.corp.intel.com ([169.254.3.46]) with mapi id 14.03.0415.000; Fri, 30 Nov 2018 23:18:58 +0800 From: "He, Bo" To: Steven Rostedt , "Paul E. McKenney" CC: "linux-kernel@vger.kernel.org" , "josh@joshtriplett.org" , "mathieu.desnoyers@efficios.com" , "jiangshanlai@gmail.com" , "Zhang, Jun" , "Xiao, Jin" , "Zhang, Yanmin" Subject: RE: rcu_preempt caused oom Thread-Topic: rcu_preempt caused oom Thread-Index: AdSHvQIr70OYynHSTxKgLAvVXX+0Zv//yKOAgAAWeAD//li4UIADPhuAgAAJSYD//3lRYA== Date: Fri, 30 Nov 2018 15:18:58 +0000 Message-ID: References: <20181129130647.GG4170@linux.ibm.com> <20181129142712.GA16607@linux.ibm.com> <20181130144317.GQ4170@linux.ibm.com> <20181130101631.618d955f@gandalf.local.home> In-Reply-To: <20181130101631.618d955f@gandalf.local.home> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ctpclassification: CTP_NT x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiZWM2OGMyYTctM2Q2MS00ZTgxLWE4MjEtMDQyNjY3MTc5M2NlIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiZ01odXFaVlYwKzRGMUMxendoMmNrNWlwMkdRNFpuSjZBajdNZTBaeEZSVzk3N2ZBZXZ6aGZEREs4bE54ZkRqaiJ9 dlp-product: dlpe-windows dlp-version: 11.0.400.15 dlp-reaction: no-action x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Here is the kernel cmdline: Kernel command line: androidboot.acpio_idx=0 androidboot.bootloader=efiwrapper-02_03-userdebug_kernelflinger-06_03-userdebug androidboot.diskbus=00.0 androidboot.verifiedbootstate=green androidboot.bootreason=power-on androidboot.serialno=R1J56L6006a7bb g_ffs.iSerialNumber=R1J56L6006a7bb no_timer_check noxsaves reboot_panic=p,w i915.hpd_sense_invert=0x7 mem=2G nokaslr nopti ftrace_dump_on_oops trace_buf_size=1024K intel_iommu=off gpt loglevel=4 androidboot.hardware=gordon_peak firmware_class.path=/vendor/firmware relative_sleep_states=1 enforcing=0 androidboot.selinux=permissive cpu_init_udelay=10 androidboot.android_dt_dir=/sys/bus/platform/devices/ANDR0001:00/properties/android/ pstore.backend=ramoops memmap=0x1400000$0x50000000 ramoops.mem_address=0x50000000 ramoops.mem_size=0x1400000 ramoops.record_size=0x4000 ramoops.console_size=0x1000000 ramoops.ftrace_size=0x10000 ramoops.dump_oops=1 vga=current i915.modeset=1 drm.atomic=1 i915.nuclear_pageflip=1 drm.vblankoffdelay= -----Original Message----- From: Steven Rostedt Sent: Friday, November 30, 2018 11:17 PM To: Paul E. McKenney Cc: He, Bo ; linux-kernel@vger.kernel.org; josh@joshtriplett.org; mathieu.desnoyers@efficios.com; jiangshanlai@gmail.com; Zhang, Jun ; Xiao, Jin ; Zhang, Yanmin Subject: Re: rcu_preempt caused oom On Fri, 30 Nov 2018 06:43:17 -0800 "Paul E. McKenney" wrote: > Could you please send me your list of kernel boot parameters? They > usually appear near the start of your console output. Or just: cat /proc/cmdline -- Steve