Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755375AbZIVKJW (ORCPT ); Tue, 22 Sep 2009 06:09:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753331AbZIVKJV (ORCPT ); Tue, 22 Sep 2009 06:09:21 -0400 Received: from e28smtp04.in.ibm.com ([59.145.155.4]:33058 "EHLO e28smtp04.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752033AbZIVKJT (ORCPT ); Tue, 22 Sep 2009 06:09:19 -0400 Message-ID: <4AB8A24E.8060209@linux.vnet.ibm.com> Date: Tue, 22 Sep 2009 15:39:18 +0530 From: Rishikesh User-Agent: Thunderbird 2.0.0.23 (X11/20090825) MIME-Version: 1.0 To: Dhaval Giani CC: iranna.ankad@in.ibm.com, markwiz@us.ibm.com, Peter Zijlstra , containers@lists.linux-foundation.org, bugzilla-daemon@bugzilla.kernel.org, Srivatsa Vaddagiri , linux-kernel@vger.kernel.org, bugme-daemon@bugzilla.kernel.org, Bharata B Rao , lxie@us.ibm.com, Andrew Morton , sharyath@linux.vnet.ibm.com, santwana.samantray@in.ibm.com, Ingo Molnar Subject: Re: [Bugme-new] [Bug 14150] New: BUG: soft lockup - CPU#3 stuck for 61s!, while running cpu controller latency testcase on two containers parallaly References: <20090911142813.dc823bf1.akpm@linux-foundation.org> <20090915125836.GA4087@linux.vnet.ibm.com> <4AB20086.8070105@linux.vnet.ibm.com> <4AB32EA7.20904@linux.vnet.ibm.com> <4AB34445.4060700@linux.vnet.ibm.com> In-Reply-To: <4AB34445.4060700@linux.vnet.ibm.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 18741 Lines: 443 Hi Dhaval, Today i tried 2 more scenario requested by you on -tip kernel: 1> mount cpu on cgroup & other susbsystems ( ns, cpuset,freezer... except cpu) on cgroup1 e.g:. /root/lxc on /cgroup type cgroup (rw,ns,cpuset,freezer,devices,memory,cpuacct,net_cls) none on /cgroup1 type cgroup (rw,cpu) Result: I am able to create container ( no crash after "lxc-execute ..." command execution). 2> mount cpu,ns on cgroup [root@x335a ~]# mount none on /cgroup type cgroup (rw,ns,cpu) [root@x335a ~]# lxc-execute -n foo2 -f /etc/lxc/lxc-macvlan.conf /bin/bash Result : The system crash with following trace once i execute lxc-execute command: x335a.in.ibm.com login: BUG: NMI Watchdog detected LOCKUP on CPU1, ip c0425854, registers: Modules linked in: nfs lockd nfs_acl auth_rpcgss bridge stp llc bnep sco l2cap bluetooth autofs4 sunrpc ipv6 p4_clockmod dm_multipath uinput ata_generic pata_acpi floppy i2c_piix4 i2c_core pata_serverworks tg3 pcspkr serio_raw mptspi mptscsih mptbase scsi_transport_spi [last unloaded: scsi_wait_scan] Pid: 0, comm: swapper Not tainted (2.6.31-tip #2) eserver xSeries 335 -[867641X]- EIP: 0060:[] EFLAGS: 00000246 CPU: 1 EIP is at native_safe_halt+0xa/0xc EAX: f70a8000 EBX: c096f0d4 ECX: b9d8d702 EDX: 00000001 ESI: 00000001 EDI: 00000000 EBP: f70a9f74 ESP: f70a9f74 DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 Process swapper (pid: 0, ti=f70a8000 task=f7086780 task.ti=f70a8000) Stack: f70a9f94 c040e63b f70a9f94 c0460b8d 00000001 c096f0d4 00000001 00000000 <0> f70a9fa4 c0407637 00000001 00000000 f70a9fb0 c075a578 0602080b 00000000 <0> 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call Trace: [] ? default_idle+0x4a/0x7c [] ? tick_nohz_restart_sched_tick+0x115/0x123 [] ? cpu_idle+0x58/0x79 [] ? start_secondary+0x19c/0x1a1 Code: 89 e5 0f 1f 44 00 00 50 9d 5d c3 55 89 e5 0f 1f 44 00 00 fa 5d c3 55 89 e5 0f 1f 44 00 00 fb 5d c3 55 89 e5 0f 1f 44 00 00 fb f4 <5d> c3 55 89 e5 0f 1f 44 00 00 f4 5d c3 55 89 e5 0f 1f 44 00 00 Evening i am going to try 3rd scenario: - Enable CONFIG_PROVE_LOCKING and then execute above scenario once again. Hope above result will help you to debug further. -Rishi Rishikesh wrote: > I am able to reproduce this bug on F12-Alpha on 64 bit machine also. So > looks like it is a sever bug which need early fix. > For all at same page, i am rewriting the steps once again. > > - Create two container using lxc tool. ( used lxc-0.6.3). > lxc-execute -n foo1 -f /usr/etc/lxc/lxc-macvlan.conf /bin/bash > lxc-execute -n foo2 -f /usr/etc/lxc/lxc-complex-config /bin/bash > > - Compile and run ltp controller testcase inside both container. > - once it runs cpu latency testcase you can observe the trace. > > -Rishi > > BUG: soft lockup - CPU#1 stuck for 61s! [cpuctl_latency_:27296] > Modules linked in: veth fuse tun ipt_MASQUERADE iptable_nat nf_nat > bridge stp llc nfsd lockd nfs_acl auth_rpcgss exportfs sunrpc ipv6 > p4_clockmod freq_table speedstep_lib dm_multipath kvm_intel kvm uinput > ibmpex ibmaem ipmi_msghandler ics932s401 iTCO_wdt iTCO_vendor_support > joydev serio_raw i2c_i801 bnx2 ses enclosure i5k_amb hwmon igb shpchp > i5000_edac edac_core dca aacraid radeon ttm drm_kms_helper drm > i2c_algo_bit i2c_core [last unloaded: freq_table] > irq event stamp: 0 > hardirqs last enabled at (0): [<(null)>] (null) > hardirqs last disabled at (0): [] > copy_process+0x5b9/0x1478 > softirqs last enabled at (0): [] > copy_process+0x5b9/0x1478 > softirqs last disabled at (0): [<(null)>] (null) > CPU 1: > Modules linked in: veth fuse tun ipt_MASQUERADE iptable_nat nf_nat > bridge stp llc nfsd lockd nfs_acl auth_rpcgss exportfs sunrpc ipv6 > p4_clockmod freq_table speedstep_lib dm_multipath kvm_intel kvm uinput > ibmpex ibmaem ipmi_msghandler ics932s401 iTCO_wdt iTCO_vendor_support > joydev serio_raw i2c_i801 bnx2 ses enclosure i5k_amb hwmon igb shpchp > i5000_edac edac_core dca aacraid radeon ttm drm_kms_helper drm > i2c_algo_bit i2c_core [last unloaded: freq_table] > Pid: 27296, comm: cpuctl_latency_ Tainted: G W > 2.6.31-14.fc12.x86_64 #1 IBM System x3550 -[7978C5Z]- > RIP: 0010:[] [] find_next_bit+0x5b/0xc3 > RSP: 0000:ffff8800047e1c50 EFLAGS: 00000286 > RAX: 0000000000000000 RBX: ffff8800047e1c60 RCX: 0000000000000004 > RDX: 0000000000000004 RSI: 0000000000000200 RDI: 0000000000000200 > RBP: ffffffff81012bf3 R08: 0000000000000000 R09: ffff8800047ede88 > R10: 0000000000000000 R11: 0000000000000000 R12: ffff8800047e1bd0 > R13: 0000000000000400 R14: ffff8800392bb6c0 R15: 00000000096981ea > FS: 00007f395ff0e700(0000) GS:ffff8800047de000(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: 00007fbfb98f0db0 CR3: 000000000d394000 CR4: 00000000000026f0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > Call Trace: > [] ? cpumask_next+0x30/0x46 > [] ? tg_shares_up+0x17b/0x1af > [] ? tg_shares_up+0x0/0x1af > [] ? tg_nop+0x0/0x32 > [] ? walk_tg_tree+0x8e/0xca > [] ? walk_tg_tree+0x8/0xca > [] ? update_shares+0x59/0x74 > [] ? rebalance_domains+0x178/0x599 > [] ? hrtimer_interrupt+0x158/0x183 > [] ? trace_hardirqs_on_caller+0x32/0x175 > [] ? run_rebalance_domains+0x58/0xf6 > [] ? _spin_unlock_irq+0x3f/0x61 > [] ? __do_softirq+0xf6/0x1f0 > [] ? trace_hardirqs_off_caller+0x32/0xd0 > [] ? call_softirq+0x1c/0x30 > [] ? do_softirq+0x5f/0xd7 > [] ? irq_exit+0x66/0xbc > [] ? smp_apic_timer_interrupt+0x99/0xbf > [] ? apic_timer_interrupt+0x13/0x20 > > > > Rishikesh wrote: > >> Rishikesh wrote: >> >> >>> Dhaval Giani wrote: >>> >>> >>>> On Fri, Sep 11, 2009 at 02:28:13PM -0700, Andrew Morton wrote: >>>> >>>> >>>> >>>>> (switched to email. Please respond via emailed reply-to-all, not >>>>> via the >>>>> bugzilla web interface). >>>>> >>>>> On Thu, 10 Sep 2009 09:32:30 GMT >>>>> bugzilla-daemon@bugzilla.kernel.org wrote: >>>>> >>>>> >>>>> >>>>> >>>>>> http://bugzilla.kernel.org/show_bug.cgi?id=14150 >>>>>> >>>>>> Summary: BUG: soft lockup - CPU#3 stuck for 61s!, while >>>>>> running >>>>>> cpu controller latency testcase on two containers >>>>>> parallaly >>>>>> Product: Process Management >>>>>> Version: 2.5 >>>>>> Kernel Version: 2.6.31-rc7 >>>>>> Platform: All >>>>>> OS/Version: Linux >>>>>> Tree: Mainline >>>>>> Status: NEW >>>>>> Severity: high >>>>>> Priority: P1 >>>>>> Component: Scheduler >>>>>> AssignedTo: mingo@elte.hu >>>>>> ReportedBy: risrajak@linux.vnet.ibm.com >>>>>> CC: serue@us.ibm.com, iranna.ankad@in.ibm.com, >>>>>> risrajak@in.ibm.com >>>>>> Regression: No >>>>>> >>>>>> >>>>>> Created an attachment (id=23055) >>>>>> --> (http://bugzilla.kernel.org/attachment.cgi?id=23055) >>>>>> Config-file-used >>>>>> >>>>>> Hitting this soft lock issue while running this scenario on >>>>>> 2.6.31-rc7 kernel >>>>>> on SystemX 32 bit on multiple machines. >>>>>> >>>>>> Scenario: >>>>>> - While running cpu controller latency testcase from LTP same >>>>>> time on two >>>>>> containers. >>>>>> >>>>>> Steps: >>>>>> 1. Compile ltp-full-20090731.tgz on host. >>>>>> 2. Create two container (Used lxc tool >>>>>> (http://sourceforge.net/projects/lxc/lxc-0.6.3.tar.gz) for creating >>>>>> container ) >>>>>> e.g: >>>>>> lxc-create -n foo1 >>>>>> lxc-create -n foo2 >>>>>> On first shell: >>>>>> lxc-execute -n foo1 -f /usr/etc/lxc/lxc-macvlan.conf /bin/bash >>>>>> on Second shell: >>>>>> lxc-execute -n foo2 -f /usr/etc/lxc/lxc-macvlan.conf /bin/bash >>>>>> >>>>>> 3. Either you run cpu_latency testcase alone or run "./runltp -f >>>>>> controllers" >>>>>> at same time on both the containers. >>>>>> 4. After testcase execution completes, you can see this message in >>>>>> dmesg. >>>>>> >>>>>> Expected Result: >>>>>> - Should not reproduce soft lock up issue. >>>>>> - This reproduces 3 times out of 5 tries. >>>>>> >>>>>> hrtimer: interrupt too slow, forcing clock min delta to 5843235 ns >>>>>> hrtimer: interrupt too slow, forcing clock min delta to 5842476 ns >>>>>> Clocksource tsc unstable (delta = 18749057581 ns) >>>>>> BUG: soft lockup - CPU#3 stuck for 61s! [cpuctl_latency_:17174] >>>>>> Modules linked in: bridge stp llc bnep sco l2cap bluetooth sunrpc ipv6 >>>>>> p4_clockmod dm_multipath uinput qla2xxx ata_generic pata_acpi >>>>>> usb_storage e1000 >>>>>> scsi_transport_fc joydev scsi_tgt i2c_piix4 pata_serverworks pcspkr >>>>>> serio_raw >>>>>> mptspi mptscsih mptbase scsi_transport_spi radeon ttm drm >>>>>> i2c_algo_bit i2c_core >>>>>> [last unloaded: scsi_wait_scan] >>>>>> >>>>>> Pid: 17174, comm: cpuctl_latency_ Tainted: G W (2.6.31-rc7 >>>>>> #1) IBM >>>>>> eServer BladeCenter HS40 -[883961X]- EIP: >>>>>> 0060:[] EFLAGS: 00000283 CPU: 3 >>>>>> EIP is at find_next_bit+0x9/0x79 >>>>>> EAX: c2c437a0 EBX: f3d433c0 ECX: 00000000 EDX: 00000020 >>>>>> ESI: c2c436bc EDI: 00000000 EBP: f063be6c ESP: f063be64 >>>>>> DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068 >>>>>> CR0: 80050033 CR2: 008765a4 CR3: 314d7000 CR4: 000006d0 >>>>>> DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 >>>>>> DR6: ffff0ff0 DR7: 00000400 >>>>>> Call Trace: >>>>>> [] cpumask_next+0x17/0x19 >>>>>> [] tg_shares_up+0x53/0x149 >>>>>> [] ? tg_nop+0x0/0xc >>>>>> [] ? tg_nop+0x0/0xc >>>>>> [] walk_tg_tree+0x63/0x77 >>>>>> [] ? tg_shares_up+0x0/0x149 >>>>>> [] update_shares+0x5d/0x65 >>>>>> [] rebalance_domains+0x114/0x460 >>>>>> [] ? restore_all_notrace+0x0/0x18 >>>>>> [] run_rebalance_domains+0x36/0xa3 >>>>>> [] __do_softirq+0xbc/0x173 >>>>>> [] do_softirq+0x3b/0x5f >>>>>> [] irq_exit+0x3a/0x68 >>>>>> [] smp_apic_timer_interrupt+0x6d/0x7b >>>>>> [] apic_timer_interrupt+0x2f/0x34 >>>>>> BUG: soft lockup - CPU#2 stuck for 61s! [watchdog/2:11] >>>>>> Modules linked in: bridge stp llc bnep sco l2cap bluetooth sunrpc ipv6 >>>>>> p4_clockmod dm_multipath uinput qla2xxx ata_generic pata_acpi >>>>>> usb_storage e1000 >>>>>> scsi_transport_fc joydev scsi_tgt i2c_piix4 pata_serverworks pcspkr >>>>>> serio_raw >>>>>> mptspi mptscsih mptbase scsi_transport_spi radeon ttm drm >>>>>> i2c_algo_bit i2c_core >>>>>> [last unloaded: scsi_wait_scan] >>>>>> >>>>>> Pid: 11, comm: watchdog/2 Tainted: G W (2.6.31-rc7 #1) IBM >>>>>> eServer >>>>>> BladeCenter HS40 -[883961X]- EIP: >>>>>> 0060:[] EFLAGS: 00000246 CPU: 2 >>>>>> EIP is at tg_shares_up+0xd9/0x149 >>>>>> EAX: 00000000 EBX: f09b3c00 ECX: f0baac00 EDX: 00000100 >>>>>> ESI: 00000002 EDI: 00000400 EBP: f6cb7de0 ESP: f6cb7db8 >>>>>> DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 >>>>>> CR0: 8005003b CR2: 08070680 CR3: 009c8000 CR4: 000006d0 >>>>>> DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 >>>>>> DR6: ffff0ff0 DR7: 00000400 >>>>>> Call Trace: >>>>>> [] ? tg_nop+0x0/0xc >>>>>> [] ? tg_nop+0x0/0xc >>>>>> [] walk_tg_tree+0x63/0x77 >>>>>> [] ? tg_shares_up+0x0/0x149 >>>>>> [] update_shares+0x5d/0x65 >>>>>> [] rebalance_domains+0x114/0x460 >>>>>> [] run_rebalance_domains+0x36/0xa3 >>>>>> [] __do_softirq+0xbc/0x173 >>>>>> [] do_softirq+0x3b/0x5f >>>>>> [] irq_exit+0x3a/0x68 >>>>>> [] smp_apic_timer_interrupt+0x6d/0x7b >>>>>> [] apic_timer_interrupt+0x2f/0x34 >>>>>> [] ? finish_task_switch+0x5d/0xc4 >>>>>> [] schedule+0x74c/0x7b2 >>>>>> [] ? trace_hardirqs_on_thunk+0xc/0x10 >>>>>> [] ? restore_all_notrace+0x0/0x18 >>>>>> [] ? watchdog+0x0/0x79 >>>>>> [] ? watchdog+0x0/0x79 >>>>>> [] watchdog+0x4a/0x79 >>>>>> [] kthread+0x70/0x75 >>>>>> [] ? kthread+0x0/0x75 >>>>>> [] kernel_thread_helper+0x7/0x10 >>>>>> [root@hs40 ltp-full-20090731]# uname -a >>>>>> Linux hs40.in.ibm.com 2.6.31-rc7 #1 SMP Thu Sep 3 10:14:41 IST 2009 >>>>>> i686 i686 >>>>>> i386 GNU/Linux >>>>>> [root@hs40 ltp-full-20090731]# >>>>>> >>>>>> >>>>>> >>>>>> >>>> We have been unable to reproduce it on current -tip. Rishi, are you able >>>> to reproduce it on -tip? >>>> >>>> thanks, >>>> >>>> >>>> >>> I am not able to create container with lxc on -tip kernel with config >>> file attached. As soon as i am executing "lxc-execute ..." it hangs >>> and only way to recover is to hard reboot system. >>> >>> >> enabled the nmi_watchdog on tip kernel and found this call trace on >> system while executing "lxc-execute ..." command ( creating container). >> >> x335a.in.ibm.com login: BUG: NMI Watchdog detected LOCKUP on CPU1, ip >> c075f208, registers: >> Modules linked in: nfs lockd nfs_acl auth_rpcgss bridge stp llc bnep sco >> l2cap bluetooth autofs4 sunrpc ipv6 p4_clockmod dm_multipath uinput >> ata_generic pata_acpi pata_serverworks i2c_piix4 floppy tg3 i2c_core >> pcspkr serio_raw mptspi mptscsih mptbase scsi_transport_spi [last >> unloaded: scsi_wait_scan] >> >> Pid: 0, comm: swapper Not tainted (2.6.31-tip #2) eserver xSeries 335 >> -[867641X]- >> EIP: 0060:[] EFLAGS: 00000097 CPU: 1 >> EIP is at _spin_lock_irqsave+0x2b/0x39 >> EAX: 00002625 EBX: c3128e00 ECX: 00000000 EDX: 00000200 >> ESI: 00000086 EDI: 00000400 EBP: f70a9d58 ESP: f70a9d50 >> DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 >> Process swapper (pid: 0, ti=f70a8000 task=f7086780 task.ti=f70a8000) >> Stack: >> f6461a80 00000001 f70a9d94 c043335a 00000200 00000400 c31243d8 c3124350 >> <0> c31244c0 c3128e00 c09f3e00 00000086 00000001 00000800 f6461a80 c31243d8 >> <0> c042c0d4 f70a9dac c042c0c0 c0433226 c31243d8 000b71b0 00000000 f70a9dd0 >> Call Trace: >> [] ? tg_shares_up+0x134/0x1bb >> [] ? tg_nop+0x0/0xc >> [] ? walk_tg_tree+0x63/0x77 >> [] ? tg_shares_up+0x0/0x1bb >> [] ? update_shares+0x69/0x71 >> [] ? select_task_rq_fair+0x153/0x5dc >> [] ? try_to_wake_up+0x7f/0x28a >> [] ? default_wake_function+0x10/0x12 >> [] ? __wake_up_common+0x37/0x5e >> [] ? complete+0x30/0x43 >> [] ? wakeme_after_rcu+0x10/0x12 >> [] ? __rcu_process_callbacks+0x141/0x201 >> [] ? rcu_process_callbacks+0x25/0x44 >> [] ? __do_softirq+0xbc/0x173 >> [] ? do_softirq+0x3b/0x5f >> [] ? irq_exit+0x3a/0x6d >> [] ? smp_apic_timer_interrupt+0x6d/0x7b >> [] ? apic_timer_interrupt+0x2f/0x34 >> [] ? native_safe_halt+0xa/0xc >> [] ? default_idle+0x4a/0x7c >> [] ? tick_nohz_restart_sched_tick+0x115/0x123 >> [] ? cpu_idle+0x58/0x79 >> [] ? start_secondary+0x19c/0x1a1 >> Code: 55 89 e5 56 53 0f 1f 44 00 00 89 c3 9c 58 8d 74 26 00 89 c6 fa 90 >> 8d 74 26 00 e8 96 2b d3 ff b8 00 01 00 00 f0 66 0f c1 03 38 e0 <74> 06 >> f3 90 8a 03 eb f6 89 f0 5b 5e 5d c3 55 89 e5 53 0f 1f 44 >> ---[ end trace 8a14be6828557ade ]--- >> Kernel panic - not syncing: Non maskable interrupt >> Pid: 0, comm: swapper Tainted: G D 2.6.31-tip #2 >> Call Trace: >> [] ? printk+0x14/0x1d >> [] panic+0x3e/0xe5 >> [] die_nmi+0x86/0xd8 >> [] nmi_watchdog_tick+0x107/0x16e >> [] do_nmi+0xa3/0x27f >> [] nmi_stack_correct+0x28/0x2d >> [] ? _spin_lock_irqsave+0x2b/0x39 >> [] tg_shares_up+0x134/0x1bb >> [] ? tg_nop+0x0/0xc >> [] walk_tg_tree+0x63/0x77 >> [] ? tg_shares_up+0x0/0x1bb >> [] update_shares+0x69/0x71 >> [] select_task_rq_fair+0x153/0x5dc >> [] try_to_wake_up+0x7f/0x28a >> [] default_wake_function+0x10/0x12 >> [] __wake_up_common+0x37/0x5e >> [] complete+0x30/0x43 >> [] wakeme_after_rcu+0x10/0x12 >> [] __rcu_process_callbacks+0x141/0x201 >> [] rcu_process_callbacks+0x25/0x44 >> [] __do_softirq+0xbc/0x173 >> [] do_softirq+0x3b/0x5f >> [] irq_exit+0x3a/0x6d >> [] smp_apic_timer_interrupt+0x6d/0x7b >> [] apic_timer_interrupt+0x2f/0x34 >> [] ? native_safe_halt+0xa/0xc >> [] default_idle+0x4a/0x7c >> [] ? tick_nohz_restart_sched_tick+0x115/0x123 >> [] cpu_idle+0x58/0x79 >> [] start_secondary+0x19c/0x1a1 >> Rebooting in 1 seconds.. >> >> >> >> >>> I am not sure about tip but i am able to create the problem pretty >>> easily on 2.6.31-rc7 with that config file. >>> >>> Only the changes i have done in the config file from (2.6.31-rc7) is : >>> - Disabled KVM as it was giving me error on -tip kernel. >>> - Applied following patch : >>> http://www.gossamer-threads.com/lists/linux/kernel/1129527 >>> >>> Please let me know if you are able to recreate it on -tip with >>> following config. >>> ------------------------------------------------------------------------ >>> >>> _______________________________________________ >>> Containers mailing list >>> Containers@lists.linux-foundation.org >>> https://lists.linux-foundation.org/mailman/listinfo/containers >>> >>> >> _______________________________________________ >> Containers mailing list >> Containers@lists.linux-foundation.org >> https://lists.linux-foundation.org/mailman/listinfo/containers >> >> > > _______________________________________________ > Containers mailing list > Containers@lists.linux-foundation.org > https://lists.linux-foundation.org/mailman/listinfo/containers > -- 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/