Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756174Ab3GUVOe (ORCPT ); Sun, 21 Jul 2013 17:14:34 -0400 Received: from e23smtp09.au.ibm.com ([202.81.31.142]:39455 "EHLO e23smtp09.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756064Ab3GUVOV (ORCPT ); Sun, 21 Jul 2013 17:14:21 -0400 Message-ID: <51EC4E4B.6040505@linux.vnet.ibm.com> Date: Mon, 22 Jul 2013 02:40:35 +0530 From: "Srivatsa S. Bhat" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120828 Thunderbird/15.0 MIME-Version: 1.0 To: netdev@vger.kernel.org, "linux-kernel@vger.kernel.org" , hannes@stressinduktion.org Subject: Re: [BUG] ipv6, rawv6_close(): BUG: unable to handle kernel paging request References: <51EC283D.5010208@linux.vnet.ibm.com> <20130721205352.GB15442@order.stressinduktion.org> In-Reply-To: <20130721205352.GB15442@order.stressinduktion.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13072208-3568-0000-0000-000003F61708 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 7743 Lines: 135 On 07/22/2013 02:23 AM, Hannes Frederic Sowa wrote: > On Sun, Jul 21, 2013 at 11:58:13PM +0530, Srivatsa S. Bhat wrote: >> I'm seeing this on every boot. >> >> Version: Latest mainline (commit ea45ea70b) > > Thanks for the report! Could you try the following patch? > That didn't seem to help :-( Below is the new trace (not much different than the old one). Regards, Srivatsa S. Bhat ----------------------------------------------------------------------- BUG: unable to handle kernel paging request at ffff881029d8b020 IP: [] ip6mr_sk_done+0x3e/0xc0 [ipv6] PGD 290a067 PUD 207fbff067 PMD 207fab0067 PTE 8000001029d8b060 Oops: 0000 [#1] SMP DEBUG_PAGEALLOC Modules linked in: ebtable_nat ebtables nfs fscache nf_conntrack_ipv4 nf_defrag_ipv4 ipt_REJECT xt_CHECKSUM iptable_mangle iptable_filter ip_tables nfsd lockd nfs_acl exportfs auth_rpcgss autofs4 sunrpc 8021q garp bridge stp llc ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 vfat fat vhost_net macvtap macvlan vhost tun kvm_intel kvm uinput iTCO_wdt iTCO_vendor_support cdc_ether usbnet mii microcode i2c_i801 i2c_core lpc_ich mfd_core shpchp mlx4_core ioatdma dca be2net wmi acpi_cpufreq mperf ext4 jbd2 mbcache dm_mirror dm_region_hash dm_log dm_mod CPU: 9 PID: 52 Comm: kworker/u34:0 Not tainted 3.11.0-rc1-ip6fix-a #14 Hardware name: IBM -[8737R2A]-/00Y2738, BIOS -[B2E120RUS-1.20]- 11/30/2012 Workqueue: netns cleanup_net task: ffff882028482180 ti: ffff882028484000 task.ti: ffff882028484000 RIP: 0010:[] [] ip6mr_sk_done+0x3e/0xc0 [ipv6] RSP: 0018:ffff882028485bd8 EFLAGS: 00010286 RAX: ffff882028482180 RBX: ffff881029d8b000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffa03785a4 RBP: ffff882028485bf8 R08: 0000000000000002 R09: 0000000000000000 R10: 0000000000000000 R11: 2222222222222222 R12: ffff88102492c040 R13: ffff880ff65399c0 R14: ffff882028463800 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88206fc40000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff881029d8b020 CR3: 0000000001c0b000 CR4: 00000000000407e0 Stack: ffff882028485c18 ffff880ff65399c0 ffff88102c867c00 0000000000000000 ffff882028485c18 ffffffffa034d9d1 ffff882028463800 ffff880ff65399c0 ffff882028485c58 ffffffff815bdecb ffffffff815bddf2 ffff880ff65399c0 Call Trace: [] rawv6_close+0x21/0x40 [ipv6] [] inet_release+0xfb/0x220 [] ? inet_release+0x22/0x220 [] inet6_release+0x3f/0x50 [ipv6] [] sock_release+0x29/0xa0 [] sk_release_kernel+0x30/0x70 [] icmpv6_sk_exit+0x3b/0x80 [ipv6] [] ops_exit_list+0x39/0x60 [] cleanup_net+0xfb/0x1a0 [] process_one_work+0x1da/0x610 [] ? process_one_work+0x169/0x610 [] worker_thread+0x120/0x3a0 [] ? process_one_work+0x610/0x610 [] kthread+0xee/0x100 [] ? __init_kthread_worker+0x70/0x70 [] ret_from_fork+0x7c/0xb0 [] ? __init_kthread_worker+0x70/0x70 Code: f8 66 66 66 66 90 4c 8b 67 30 49 89 fd e8 db 3c 1e e1 48 c7 c7 a0 85 37 a0 e8 ef 99 2b e1 49 8b 9c 24 90 08 00 00 48 85 db 74 06 <4c> 39 6b 20 74 2c 48 c7 c7 a0 85 37 a0 bb f3 ff ff ff e8 5b 98 RIP [] ip6mr_sk_done+0x3e/0xc0 [ipv6] RSP CR2: ffff881029d8b020 ---[ end trace fef188ae87dec56e ]--- Kernel panic - not syncing: Fatal exception in interrupt ------------[ cut here ]------------ WARNING: CPU: 9 PID: 52 at arch/x86/kernel/smp.c:124 native_smp_send_reschedule+0x5c/0x60() Modules linked in: ebtable_nat ebtables nfs fscache nf_conntrack_ipv4 nf_defrag_ipv4 ipt_REJECT xt_CHECKSUM iptable_mangle iptable_filter ip_tables nfsd lockd nfs_acl exportfs auth_rpcgss autofs4 sunrpc 8021q garp bridge stp llc ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables ipv6 vfat fat vhost_net macvtap macvlan vhost tun kvm_intel kvm uinput iTCO_wdt iTCO_vendor_support cdc_ether usbnet mii microcode i2c_i801 i2c_core lpc_ich mfd_core shpchp mlx4_core ioatdma dca be2net wmi acpi_cpufreq mperf ext4 jbd2 mbcache dm_mirror dm_region_hash dm_log dm_mod CPU: 9 PID: 52 Comm: kworker/u34:0 Tainted: G D 3.11.0-rc1-ip6fix-a #14 Hardware name: IBM -[8737R2A]-/00Y2738, BIOS -[B2E120RUS-1.20]- 11/30/2012 Workqueue: netns cleanup_net 000000000000007c ffff88206fc43d08 ffffffff8161ab9c ffffffff819dd1d6 0000000000000000 ffff88206fc43d48 ffffffff8104e6ac ffffffff8109e7df 0000000000000008 0000000000000008 00000000fffcef4c 0000000000000009 Call Trace: [] dump_stack+0x59/0x7d [] warn_slowpath_common+0x8c/0xc0 [] ? trigger_load_balance+0x11f/0x520 [] warn_slowpath_null+0x1a/0x20 [] native_smp_send_reschedule+0x5c/0x60 [] trigger_load_balance+0x3a5/0x520 [] ? trigger_load_balance+0x7f/0x520 [] scheduler_tick+0xaf/0xf0 [] update_process_times+0x69/0x80 [] ? __run_hrtimer+0x6f/0x2e0 [] tick_sched_handle+0x39/0x80 [] tick_sched_timer+0x54/0x90 [] __run_hrtimer+0x83/0x2e0 [] ? tick_nohz_handler+0xc0/0xc0 [] hrtimer_interrupt+0x116/0x2a0 [] local_apic_timer_interrupt+0x3b/0x60 [] smp_apic_timer_interrupt+0x45/0x60 [] apic_timer_interrupt+0x6f/0x80 [] ? panic+0x19c/0x1e2 [] ? panic+0x19f/0x1e2 [] ? panic+0x19c/0x1e2 [] ? kmsg_dump+0x1d8/0x2a0 [] ? kmsg_dump+0x26/0x2a0 [] ? kmsg_dump+0x1c0/0x2a0 [] oops_end+0xea/0xf0 [] no_context+0x11e/0x1f0 [] __bad_area_nosemaphore+0x12d/0x230 [] bad_area_nosemaphore+0x13/0x20 [] __do_page_fault+0x133/0x4e0 [] ? __change_page_attr+0x6b/0x2b0 [] ? __change_page_attr_set_clr+0x4d/0xb0 [] do_page_fault+0x37/0x70 [] ? restore_args+0x30/0x30 [] page_fault+0x22/0x30 [] ? ip6mr_sk_done+0x3e/0xc0 [ipv6] [] ? ip6mr_sk_done+0x31/0xc0 [ipv6] [] rawv6_close+0x21/0x40 [ipv6] [] inet_release+0xfb/0x220 [] ? inet_release+0x22/0x220 [] inet6_release+0x3f/0x50 [ipv6] [] sock_release+0x29/0xa0 [] sk_release_kernel+0x30/0x70 [] icmpv6_sk_exit+0x3b/0x80 [ipv6] [] ops_exit_list+0x39/0x60 [] cleanup_net+0xfb/0x1a0 [] process_one_work+0x1da/0x610 [] ? process_one_work+0x169/0x610 [] worker_thread+0x120/0x3a0 [] ? process_one_work+0x610/0x610 [] kthread+0xee/0x100 [] ? __init_kthread_worker+0x70/0x70 [] ret_from_fork+0x7c/0xb0 [] ? __init_kthread_worker+0x70/0x70 ---[ end trace fef188ae87dec56f ]--- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/