From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qg0-f46.google.com (mail-qg0-f46.google.com [209.85.192.46]) by kanga.kvack.org (Postfix) with ESMTP id 5DA516B0037 for ; Thu, 24 Jul 2014 13:47:41 -0400 (EDT) Received: by mail-qg0-f46.google.com with SMTP id z60so3676878qgd.5 for ; Thu, 24 Jul 2014 10:47:41 -0700 (PDT) Received: from collaborate-mta1.arm.com (fw-tnat.austin.arm.com. [217.140.110.23]) by mx.google.com with ESMTP id g3si12169224qge.74.2014.07.24.10.47.40 for ; Thu, 24 Jul 2014 10:47:40 -0700 (PDT) Date: Thu, 24 Jul 2014 18:47:15 +0100 From: Catalin Marinas Subject: Re: [PATCH] arm64: fix soft lockup due to large tlb flush range Message-ID: <20140724174714.GN13371@arm.com> References: <20140724142417.GE13371@arm.com> <1406213775-28617-1-git-send-email-msalter@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1406213775-28617-1-git-send-email-msalter@redhat.com> Sender: owner-linux-mm@kvack.org List-ID: To: Mark Salter Cc: Eric Miao , Will Deacon , Laura Abbott , "linux-mm@kvack.org" , Russell King , "linux-arm-kernel@lists.infradead.org" On Thu, Jul 24, 2014 at 03:56:15PM +0100, Mark Salter wrote: > Under certain loads, this soft lockup has been observed: > > BUG: soft lockup - CPU#2 stuck for 22s! [ip6tables:1016] > Modules linked in: ip6t_rpfilter ip6t_REJECT cfg80211 rfkill 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_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw vfat fat efivarfs xfs libcrc32c Merged (with minor tweaks, comment added). Thanks. -- Catalin -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org