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Message-ID: <CAERHkrtcaErw=baWO5hv+yD07p4P9MSFSkiJoEcJU+OHd1fMZA@mail.gmail.com>
Date: Sat, 6 Apr 2019 09:36:24 +0800
From: Aubrey Li <aubrey.intel@...il.com>
To: Peter Zijlstra <peterz@...radead.org>
Cc: Valentin Schneider <valentin.schneider@....com>,
Ingo Molnar <mingo@...nel.org>,
Thomas Gleixner <tglx@...utronix.de>,
Paul Turner <pjt@...gle.com>,
Tim Chen <tim.c.chen@...ux.intel.com>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Linux List Kernel Mailing <linux-kernel@...r.kernel.org>,
Subhra Mazumdar <subhra.mazumdar@...cle.com>,
Frédéric Weisbecker <fweisbec@...il.com>,
Kees Cook <keescook@...omium.org>,
Greg Kerr <kerrnel@...gle.com>,
Aaron Lu <aaron.lu@...ux.alibaba.com>
Subject: Re: [RFC][PATCH 15/16] sched: Trivial forced-newidle balancer
On Thu, Apr 4, 2019 at 4:31 PM Aubrey Li <aubrey.intel@...il.com> wrote:
>
> On Fri, Feb 22, 2019 at 12:42 AM Peter Zijlstra <peterz@...radead.org> wrote:
> >
> > On Thu, Feb 21, 2019 at 04:19:46PM +0000, Valentin Schneider wrote:
> > > Hi,
> > >
> > > On 18/02/2019 16:56, Peter Zijlstra wrote:
> > > [...]
> > > > +static bool try_steal_cookie(int this, int that)
> > > > +{
> > > > + struct rq *dst = cpu_rq(this), *src = cpu_rq(that);
> > > > + struct task_struct *p;
> > > > + unsigned long cookie;
> > > > + bool success = false;
> > > > +
> > > > + local_irq_disable();
> > > > + double_rq_lock(dst, src);
>
> Here, should we check dst and src's rq status before lock their rq?
> if src is idle, it could be in the progress of load balance already?
>
> Thanks,
> -Aubrey
>
> diff --git a/kernel/sched/core.c b/kernel/sched/core.c
> index 3e3162f..a1e0a6f 100644
> --- a/kernel/sched/core.c
> +++ b/kernel/sched/core.c
> @@ -3861,6 +3861,13 @@ static bool try_steal_cookie(int this, int that)
> unsigned long cookie;
> bool success = false;
>
> + /*
> + * Don't steal if src is idle or has only one runnable task,
> + * or dst has more than one runnable task
> + */
> + if (src->nr_running <= 1 || unlikely(dst->nr_running >= 1))
> + return false;
> +
> local_irq_disable();
> double_rq_lock(dst, src);
This seems to eliminate a hard lockup on my side.
Thanks,
-Aubrey
[ 122.961909] NMI watchdog: Watchdog detected hard LOCKUP on cpu 0
[ 122.961910] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 122.961940] irq event stamp: 8200
[ 122.961941] hardirqs last enabled at (8199): [<ffffffff81003829>]
trace_hardirqs_on_thunk+0x1a/0x1c
[ 122.961942] hardirqs last disabled at (8200): [<ffffffff81003845>]
trace_hardirqs_off_thunk+0x1a/0x1c
[ 122.961942] softirqs last enabled at (8192): [<ffffffff81e003a3>]
__do_softirq+0x3a3/0x3f2
[ 122.961943] softirqs last disabled at (8185): [<ffffffff81095ea1>]
irq_exit+0xc1/0xd0
[ 122.961944] CPU: 0 PID: 2704 Comm: schbench Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 122.961945] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 122.961945] RIP: 0010:native_queued_spin_lock_slowpath+0x5c/0x1d0
[ 122.961946] Code: ff ff ff 75 40 f0 0f ba 2f 08 0f 82 cd 00 00 00
8b 07 30 e4 09 c6 f7 c6 00 ff ff ff 75 1b 85 f6 74 0e 8b 07 84 c0 74
08 f3 90 <8b> 07 84 c0 75 f8 b8 05
[ 122.961947] RSP: 0000:ffff888c09c03e78 EFLAGS: 00000002
[ 122.961948] RAX: 0000000000740101 RBX: ffff888c0ade4400 RCX: 0000000000000540
[ 122.961948] RDX: 0000000000000002 RSI: 0000000000000001 RDI: ffff888c0ade4400
[ 122.961949] RBP: ffff888c0ade4400 R08: 0000000000000000 R09: 0000000000000001
[ 122.961950] R10: ffff888c09c03e20 R11: 0000000000000000 R12: 00000000001e4400
[ 122.961950] R13: 0000000000000000 R14: 0000000000000016 R15: ffff888be0340000
[ 122.961951] FS: 00007f21e17ea700(0000) GS:ffff888c09c00000(0000)
knlGS:0000000000000000
[ 122.961951] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 122.961952] CR2: 00007f21e17ea728 CR3: 0000000be0b6a002 CR4: 00000000000606f0
[ 122.961952] Call Trace:
[ 122.961953] <IRQ>
[ 122.961953] do_raw_spin_lock+0xb4/0xc0
[ 122.961954] _raw_spin_lock+0x4b/0x60
[ 122.961954] scheduler_tick+0x48/0x170
[ 122.961955] ? tick_sched_do_timer+0x60/0x60
[ 122.961955] update_process_times+0x40/0x50
[ 122.961956] tick_sched_handle+0x22/0x60
[ 122.961956] tick_sched_timer+0x37/0x70
[ 122.961957] __hrtimer_run_queues+0xed/0x3f0
[ 122.961957] hrtimer_interrupt+0x122/0x270
[ 122.961958] smp_apic_timer_interrupt+0x86/0x210
[ 122.961958] apic_timer_interrupt+0xf/0x20
[ 122.961959] </IRQ>
[ 122.961959] RIP: 0033:0x7fff855a2839
[ 122.961960] Code: 08 3b 15 6a c8 ff ff 75 df 31 c0 5d c3 b8 e4 00
00 00 5d 0f 05 c3 f3 90 eb ce 0f 1f 80 00 00 00 00 55 48 85 ff 48 89
e5 41 54 <49> 89 f4 53 74 30 48 8b
[ 122.961961] RSP: 002b:00007f21e17e9e38 EFLAGS: 00000206 ORIG_RAX:
ffffffffffffff13
[ 122.961962] RAX: 000000000002038b RBX: 00000000002dc6c0 RCX: 0000000000000000
[ 122.961962] RDX: 00007f21e17e9e60 RSI: 0000000000000000 RDI: 00007f21e17e9e50
[ 122.961963] RBP: 00007f21e17e9e40 R08: 0000000000000000 R09: 0000000000007a14
[ 122.961963] R10: 00007f21e17e9e30 R11: 0000000000000246 R12: 00007f21e17e9ed0
[ 122.961964] R13: 00007f2202716e6f R14: 0000000000000000 R15: 00007f21fc826b00
[ 122.961964] Kernel panic - not syncing: Hard LOCKUP
[ 122.961965] CPU: 0 PID: 2704 Comm: schbench Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 122.961966] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 122.961966] Call Trace:
[ 122.961967] <NMI>
[ 122.961967] dump_stack+0x7c/0xbb
[ 122.961968] panic+0x103/0x2c8
[ 122.961968] nmi_panic+0x35/0x40
[ 122.961969] watchdog_overflow_callback+0xfd/0x110
[ 122.961969] __perf_event_overflow+0x5a/0xe0
[ 122.961970] handle_pmi_common+0x1d1/0x280
[ 122.961970] ? intel_pmu_handle_irq+0xad/0x170
[ 122.961971] intel_pmu_handle_irq+0xad/0x170
[ 122.961971] perf_event_nmi_handler+0x2e/0x50
[ 122.961972] nmi_handle+0xc6/0x260
[ 122.961972] default_do_nmi+0xca/0x120
[ 122.961972] do_nmi+0x113/0x160
[ 122.961973] end_repeat_nmi+0x16/0x50
[ 122.961973] RIP: 0010:native_queued_spin_lock_slowpath+0x5c/0x1d0
[ 122.961974] Code: ff ff ff 75 40 f0 0f ba 2f 08 0f 82 cd 00 00 00
8b 07 30 e4 09 c6 f7 c6 00 ff ff ff 75 1b 85 f6 74 0e 8b 07 84 c0 74
08 f3 90 <8b> 07 84 c0 75 f8 b8 05
[ 122.961975] RSP: 0000:ffff888c09c03e78 EFLAGS: 00000002
[ 122.961976] RAX: 0000000000740101 RBX: ffff888c0ade4400 RCX: 0000000000000540
[ 122.961976] RDX: 0000000000000002 RSI: 0000000000000001 RDI: ffff888c0ade4400
[ 122.961977] RBP: ffff888c0ade4400 R08: 0000000000000000 R09: 0000000000000001
[ 122.961978] R10: ffff888c09c03e20 R11: 0000000000000000 R12: 00000000001e4400
[ 122.961978] R13: 0000000000000000 R14: 0000000000000016 R15: ffff888be0340000
[ 122.961979] ? native_queued_spin_lock_slowpath+0x5c/0x1d0
[ 122.961980] ? native_queued_spin_lock_slowpath+0x5c/0x1d0
[ 122.961980] </NMI>
[ 122.961981] <IRQ>
[ 122.961981] do_raw_spin_lock+0xb4/0xc0
[ 122.961982] _raw_spin_lock+0x4b/0x60
[ 122.961982] scheduler_tick+0x48/0x170
[ 122.961983] ? tick_sched_do_timer+0x60/0x60
[ 122.961983] update_process_times+0x40/0x50
[ 122.961984] tick_sched_handle+0x22/0x60
[ 122.961984] tick_sched_timer+0x37/0x70
[ 122.961985] __hrtimer_run_queues+0xed/0x3f0
[ 122.961985] hrtimer_interrupt+0x122/0x270
[ 122.961986] smp_apic_timer_interrupt+0x86/0x210
[ 122.961986] apic_timer_interrupt+0xf/0x20
[ 122.961987] </IRQ>
[ 122.961987] RIP: 0033:0x7fff855a2839
[ 122.961988] Code: 08 3b 15 6a c8 ff ff 75 df 31 c0 5d c3 b8 e4 00
00 00 5d 0f 05 c3 f3 90 eb ce 0f 1f 80 00 00 00 00 55 48 85 ff 48 89
e5 41 54 <49> 89 f4 53 74 30 48 8b
[ 122.961989] RSP: 002b:00007f21e17e9e38 EFLAGS: 00000206 ORIG_RAX:
ffffffffffffff13
[ 122.961990] RAX: 000000000002038b RBX: 00000000002dc6c0 RCX: 0000000000000000
[ 122.961990] RDX: 00007f21e17e9e60 RSI: 0000000000000000 RDI: 00007f21e17e9e50
[ 122.961991] RBP: 00007f21e17e9e40 R08: 0000000000000000 R09: 0000000000007a14
[ 122.961991] R10: 00007f21e17e9e30 R11: 0000000000000246 R12: 00007f21e17e9ed0
[ 122.961992] R13: 00007f2202716e6f R14: 0000000000000000 R15: 00007f21fc826b00
[ 124.022169] Shutting down cpus with NMI
[ 124.022170] Kernel Offset: disabled
[ 124.022170] NMI watchdog: Watchdog detected hard LOCKUP on cpu 1
[ 124.022171] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022200] irq event stamp: 148640
[ 124.022200] hardirqs last enabled at (148639):
[<ffffffff810c7544>] sched_core_balance+0x164/0x5d0
[ 124.022209] hardirqs last disabled at (148640):
[<ffffffff810c75b5>] sched_core_balance+0x1d5/0x5d0
[ 124.022218] softirqs last enabled at (148598):
[<ffffffff81e003a3>] __do_softirq+0x3a3/0x3f2
[ 124.022226] softirqs last disabled at (148563):
[<ffffffff81095ea1>] irq_exit+0xc1/0xd0
[ 124.022227] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022228] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022229] RIP: 0010:native_queued_spin_lock_slowpath+0x17e/0x1d0
[ 124.022230] Code: 34 c5 40 48 39 82 48 89 16 8b 42 08 85 c0 75 09
f3 90 8b 42 08 85 c0 74 f7 48 8b 32 48 85 f6 74 07 0f 18 0e eb 02 f3
90 8b 07 <66> 85 c0 75 f7 41 89 c7
[ 124.022230] RSP: 0000:ffffc9000634bcf8 EFLAGS: 00000002
[ 124.022231] RAX: 00000000001c0101 RBX: ffff888c0abe4400 RCX: 0000000000080000
[ 124.022232] RDX: ffff888c09fe5180 RSI: 0000000000000000 RDI: ffff888c0abe4400
[ 124.022232] RBP: ffff888c0abe4400 R08: 0000000000080000 R09: 0000000000000001
[ 124.022233] R10: ffffc9000634bca0 R11: 0000000000000000 R12: 0000000000000001
[ 124.022233] R13: 0000000000000000 R14: ffff888c09fe4400 R15: 00000000001e4400
[ 124.022234] FS: 0000000000000000(0000) GS:ffff888c09e00000(0000)
knlGS:0000000000000000
[ 124.022235] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022235] CR2: 00007f21f1ffae00 CR3: 0000000be0b6a002 CR4: 00000000000606e0
[ 124.022236] Call Trace:
[ 124.022237] do_raw_spin_lock+0xb4/0xc0
[ 124.022237] _raw_spin_lock_nested+0x49/0x60
[ 124.022238] sched_core_balance+0x106/0x5d0
[ 124.022238] __balance_callback+0x49/0xa0
[ 124.022239] __schedule+0x12eb/0x1660
[ 124.022239] ? _raw_spin_unlock_irqrestore+0x4e/0x60
[ 124.022240] ? hrtimer_start_range_ns+0x1b7/0x340
[ 124.022240] schedule_idle+0x28/0x40
[ 124.022241] do_idle+0x169/0x2a0
[ 124.022241] cpu_startup_entry+0x19/0x20
[ 124.022242] start_secondary+0x17f/0x1d0
[ 124.022242] secondary_startup_64+0xa4/0xb0
[ 124.022243] NMI watchdog: Watchdog detected hard LOCKUP on cpu 2
[ 124.022243] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022272] irq event stamp: 154392
[ 124.022273] hardirqs last enabled at (154391):
[<ffffffff810c7544>] sched_core_balance+0x164/0x5d0
[ 124.022273] hardirqs last disabled at (154392):
[<ffffffff810c75b5>] sched_core_balance+0x1d5/0x5d0
[ 124.022274] softirqs last enabled at (154374):
[<ffffffff81e003a3>] __do_softirq+0x3a3/0x3f2
[ 124.022275] softirqs last disabled at (154309):
[<ffffffff81095ea1>] irq_exit+0xc1/0xd0
[ 124.022275] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022276] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022276] RIP: 0010:native_queued_spin_lock_slowpath+0x166/0x1d0
[ 124.022277] Code: c1 e8 12 48 c1 ee 0b 83 e8 01 83 e6 60 48 98 48
81 c6 80 51 1e 00 48 03 34 c5 40 48 39 82 48 89 16 8b 42 08 85 c0 75
09 f3 90 <8b> 42 08 85 c0 74 f7 40
[ 124.022278] RSP: 0000:ffffc90006353cf8 EFLAGS: 00000046
[ 124.022279] RAX: 0000000000000000 RBX: ffff888c0a3e4400 RCX: 00000000000c0000
[ 124.022279] RDX: ffff888c0a1e5180 RSI: ffff888c0a3e5180 RDI: ffff888c0a3e4400
[ 124.022280] RBP: ffff888c0a3e4400 R08: 00000000000c0000 R09: 0000000000000001
[ 124.022281] R10: ffffc90006353ca0 R11: 0000000000000000 R12: 0000000000000002
[ 124.022281] R13: 0000000000000000 R14: ffff888c0a1e4400 R15: 00000000001e4400
[ 124.022282] FS: 0000000000000000(0000) GS:ffff888c0a000000(0000)
knlGS:0000000000000000
[ 124.022282] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022283] CR2: 00007f21e1feb728 CR3: 0000000be0b6a005 CR4: 00000000000606e0
[ 124.022283] Call Trace:
[ 124.022284] do_raw_spin_lock+0xb4/0xc0
[ 124.022284] _raw_spin_lock_nested+0x49/0x60
[ 124.022285] sched_core_balance+0x106/0x5d0
[ 124.022285] __balance_callback+0x49/0xa0
[ 124.022286] __schedule+0x12eb/0x1660
[ 124.022286] ? enqueue_entity+0x112/0x6f0
[ 124.022287] ? sched_clock+0x5/0x10
[ 124.022287] ? sched_clock_cpu+0xc/0xa0
[ 124.022288] ? lockdep_hardirqs_on+0x11d/0x190
[ 124.022288] schedule_idle+0x28/0x40
[ 124.022289] do_idle+0x169/0x2a0
[ 124.022289] cpu_startup_entry+0x19/0x20
[ 124.022290] start_secondary+0x17f/0x1d0
[ 124.022290] secondary_startup_64+0xa4/0xb0
[ 124.022291] NMI watchdog: Watchdog detected hard LOCKUP on cpu 4
[ 124.022292] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022321] irq event stamp: 13957
[ 124.022321] hardirqs last enabled at (13956): [<ffffffff81a10892>]
_raw_spin_unlock_irqrestore+0x32/0x60
[ 124.022322] hardirqs last disabled at (13957): [<ffffffff81a10f32>]
_raw_spin_lock_irqsave+0x22/0x80
[ 124.022323] softirqs last enabled at (13946): [<ffffffff81e003a3>]
__do_softirq+0x3a3/0x3f2
[ 124.022323] softirqs last disabled at (13949): [<ffffffff81095ea1>]
irq_exit+0xc1/0xd0
[ 124.022324] CPU: 4 PID: 2698 Comm: schbench Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022325] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022325] RIP: 0010:native_queued_spin_lock_slowpath+0x17e/0x1d0
[ 124.022326] Code: 34 c5 40 48 39 82 48 89 16 8b 42 08 85 c0 75 09
f3 90 8b 42 08 85 c0 74 f7 48 8b 32 48 85 f6 74 07 0f 18 0e eb 02 f3
90 8b 07 <66> 85 c0 75 f7 41 89 c7
[ 124.022327] RSP: 0000:ffff888c0a403da8 EFLAGS: 00000002
[ 124.022328] RAX: 0000000000540101 RBX: ffff888c0a1e4400 RCX: 0000000000140000
[ 124.022328] RDX: ffff888c0a5e5180 RSI: 0000000000000000 RDI: ffff888c0a1e4400
[ 124.022329] RBP: ffff888c0a1e4400 R08: 0000000000140000 R09: 0000000000000001
[ 124.022329] R10: ffff888c0a403d50 R11: 0000000000000000 R12: 0000000000000202
[ 124.022330] R13: 000000000000003b R14: 0000000000000001 R15: ffff888c0b1e4400
[ 124.022331] FS: 00007f21e47f0700(0000) GS:ffff888c0a400000(0000)
knlGS:0000000000000000
[ 124.022331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022332] CR2: 00007f21f17fa728 CR3: 0000000be0b6a004 CR4: 00000000000606e0
[ 124.022332] Call Trace:
[ 124.022332] <IRQ>
[ 124.022333] do_raw_spin_lock+0xb4/0xc0
[ 124.022333] _raw_spin_lock_irqsave+0x63/0x80
[ 124.022334] load_balance+0x358/0xde0
[ 124.022334] rebalance_domains+0x239/0x320
[ 124.022335] ? lockdep_hardirqs_on+0xa3/0x190
[ 124.022335] __do_softirq+0xd6/0x3f2
[ 124.022336] irq_exit+0xc1/0xd0
[ 124.022336] smp_apic_timer_interrupt+0xac/0x210
[ 124.022337] apic_timer_interrupt+0xf/0x20
[ 124.022337] </IRQ>
[ 124.022338] RIP: 0033:0x7fff855a26dd
[ 124.022339] Code: e2 20 48 09 c2 48 85 d2 49 8b 40 08 48 8b 0d c2
c9 ff ff 78 9b 48 39 d1 73 10 48 29 ca 8b 0d c2 c9 ff ff 48 0f af d1
48 01 d0 <8b> 0d b9 c9 ff ff 4d 8f
[ 124.022339] RSP: 002b:00007f21e47efe00 EFLAGS: 00000206 ORIG_RAX:
ffffffffffffff13
[ 124.022340] RAX: 001c0b86d5d09d9a RBX: 00007f21e47efe50 RCX: 00000000005f0b1d
[ 124.022341] RDX: 000063752327ca12 RSI: 00007f21e47efe50 RDI: 0000000000000000
[ 124.022341] RBP: 00007f21e47efe10 R08: 00007fff8559f0a0 R09: 0000000000007f96
[ 124.022342] R10: 00007f21e47efe30 R11: 0000000000000246 R12: 0000000000000000
[ 124.022342] R13: 00007f2202716e6f R14: 0000000000000000 R15: 00007f21fc518628
[ 124.022343] NMI watchdog: Watchdog detected hard LOCKUP on cpu 5
[ 124.022344] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022372] irq event stamp: 132866
[ 124.022373] hardirqs last enabled at (132865):
[<ffffffff810c7544>] sched_core_balance+0x164/0x5d0
[ 124.022374] hardirqs last disabled at (132866):
[<ffffffff810c75b5>] sched_core_balance+0x1d5/0x5d0
[ 124.022375] softirqs last enabled at (132834):
[<ffffffff81e003a3>] __do_softirq+0x3a3/0x3f2
[ 124.022375] softirqs last disabled at (132825):
[<ffffffff81095ea1>] irq_exit+0xc1/0xd0
[ 124.022376] CPU: 5 PID: 0 Comm: swapper/5 Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022377] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022377] RIP: 0010:native_queued_spin_lock_slowpath+0x169/0x1d0
[ 124.022378] Code: 48 c1 ee 0b 83 e8 01 83 e6 60 48 98 48 81 c6 80
51 1e 00 48 03 34 c5 40 48 39 82 48 89 16 8b 42 08 85 c0 75 09 f3 90
8b 42 08 <85> c0 74 f7 48 8b 32 46
[ 124.022379] RSP: 0000:ffffc9000636bcf8 EFLAGS: 00000046
[ 124.022380] RAX: 0000000000000000 RBX: ffff888c0abe4400 RCX: 0000000000180000
[ 124.022380] RDX: ffff888c0a7e5180 RSI: ffff888c0abe5180 RDI: ffff888c0abe4400
[ 124.022381] RBP: ffff888c0abe4400 R08: 0000000000180000 R09: 0000000000000001
[ 124.022381] R10: ffffc9000636bca0 R11: 0000000000000000 R12: 0000000000000005
[ 124.022382] R13: 0000000000000000 R14: ffff888c0a7e4400 R15: 00000000001e4400
[ 124.022382] FS: 0000000000000000(0000) GS:ffff888c0a600000(0000)
knlGS:0000000000000000
[ 124.022383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022384] CR2: 00007f7956376889 CR3: 0000000be0b6a001 CR4: 00000000000606e0
[ 124.022384] Call Trace:
[ 124.022384] do_raw_spin_lock+0xb4/0xc0
[ 124.022385] _raw_spin_lock_nested+0x49/0x60
[ 124.022385] sched_core_balance+0x106/0x5d0
[ 124.022386] __balance_callback+0x49/0xa0
[ 124.022386] __schedule+0x12eb/0x1660
[ 124.022387] ? enqueue_entity+0x112/0x6f0
[ 124.022387] ? sched_clock+0x5/0x10
[ 124.022388] ? sched_clock_cpu+0xc/0xa0
[ 124.022388] ? lockdep_hardirqs_on+0x11d/0x190
[ 124.022389] schedule_idle+0x28/0x40
[ 124.022389] do_idle+0x169/0x2a0
[ 124.022390] cpu_startup_entry+0x19/0x20
[ 124.022390] start_secondary+0x17f/0x1d0
[ 124.022391] secondary_startup_64+0xa4/0xb0
[ 124.022392] NMI watchdog: Watchdog detected hard LOCKUP on cpu 7
[ 124.022392] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022421] irq event stamp: 8164
[ 124.022422] hardirqs last enabled at (8163): [<ffffffff81003829>]
trace_hardirqs_on_thunk+0x1a/0x1c
[ 124.022422] hardirqs last disabled at (8164): [<ffffffff81003845>]
trace_hardirqs_off_thunk+0x1a/0x1c
[ 124.022423] softirqs last enabled at (8138): [<ffffffff81e003a3>]
__do_softirq+0x3a3/0x3f2
[ 124.022424] softirqs last disabled at (8129): [<ffffffff81095ea1>]
irq_exit+0xc1/0xd0
[ 124.022424] CPU: 7 PID: 2733 Comm: schbench Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022425] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022426] RIP: 0010:native_queued_spin_lock_slowpath+0x169/0x1d0
[ 124.022427] Code: 48 c1 ee 0b 83 e8 01 83 e6 60 48 98 48 81 c6 80
51 1e 00 48 03 34 c5 40 48 39 82 48 89 16 8b 42 08 85 c0 75 09 f3 90
8b 42 08 <85> c0 74 f7 48 8b 32 46
[ 124.022427] RSP: 0000:ffff888c0aa03e78 EFLAGS: 00000046
[ 124.022428] RAX: 0000000000000000 RBX: ffff888c0abe4400 RCX: 0000000000200000
[ 124.022429] RDX: ffff888c0abe5180 RSI: ffff888c09fe5180 RDI: ffff888c0abe4400
[ 124.022429] RBP: ffff888c0abe4400 R08: 0000000000200000 R09: 0000000000000001
[ 124.022430] R10: ffff888c0aa03e20 R11: 0000000000000000 R12: 00000000001e4400
[ 124.022430] R13: 0000000000000007 R14: 0000000000000002 R15: ffff888be038d480
[ 124.022431] FS: 00007f21d47d0700(0000) GS:ffff888c0aa00000(0000)
knlGS:0000000000000000
[ 124.022432] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022432] CR2: 00007f21e07e8728 CR3: 0000000be0b6a001 CR4: 00000000000606e0
[ 124.022433] Call Trace:
[ 124.022433] <IRQ>
[ 124.022433] do_raw_spin_lock+0xb4/0xc0
[ 124.022434] _raw_spin_lock+0x4b/0x60
[ 124.022434] scheduler_tick+0x48/0x170
[ 124.022435] ? tick_sched_do_timer+0x60/0x60
[ 124.022435] update_process_times+0x40/0x50
[ 124.022436] tick_sched_handle+0x22/0x60
[ 124.022436] tick_sched_timer+0x37/0x70
[ 124.022437] __hrtimer_run_queues+0xed/0x3f0
[ 124.022437] hrtimer_interrupt+0x122/0x270
[ 124.022438] smp_apic_timer_interrupt+0x86/0x210
[ 124.022438] apic_timer_interrupt+0xf/0x20
[ 124.022439] </IRQ>
[ 124.022439] RIP: 0033:0x7fff855a262b
[ 124.022440] Code: 41 0e 10 86 02 48 0d 06 60 c6 0c 07 08 00 00 4c
8d 54 24 08 48 63 ff 48 83 e4 f0 4c 8d 47 02 48 8d 05 59 ca ff ff 41
ff 72 f8 <55> 49 c1 e0 04 48 89 e1
[ 124.022441] RSP: 002b:00007f21d47cfe18 EFLAGS: 00000202 ORIG_RAX:
ffffffffffffff13
[ 124.022442] RAX: 00007fff8559f080 RBX: 00007f21d47cfe50 RCX: 0000000000000000
[ 124.022442] RDX: 00007f21d47cfe60 RSI: 00007f21d47cfe50 RDI: 0000000000000000
[ 124.022443] RBP: 00007f21d47cfe40 R08: 0000000000000002 R09: 00000000000079f0
[ 124.022443] R10: 00007f21d47cfe30 R11: 0000000000000246 R12: 0000000000000000
[ 124.022444] R13: 00007f2201714e6f R14: 0000000000000000 R15: 00007f21f8b34fd8
[ 124.022446] NMI watchdog: Watchdog detected hard LOCKUP on cpu 16
[ 124.022447] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022475] irq event stamp: 134706
[ 124.022476] hardirqs last enabled at (134705):
[<ffffffff810c7544>] sched_core_balance+0x164/0x5d0
[ 124.022476] hardirqs last disabled at (134706):
[<ffffffff810c75b5>] sched_core_balance+0x1d5/0x5d0
[ 124.022477] softirqs last enabled at (134694):
[<ffffffff81e003a3>] __do_softirq+0x3a3/0x3f2
[ 124.022478] softirqs last disabled at (134683):
[<ffffffff81095ea1>] irq_exit+0xc1/0xd0
[ 124.022479] CPU: 16 PID: 0 Comm: swapper/16 Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022479] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022480] RIP: 0010:native_queued_spin_lock_slowpath+0x169/0x1d0
[ 124.022481] Code: 48 c1 ee 0b 83 e8 01 83 e6 60 48 98 48 81 c6 80
51 1e 00 48 03 34 c5 40 48 39 82 48 89 16 8b 42 08 85 c0 75 09 f3 90
8b 42 08 <85> c0 74 f7 48 8b 32 46
[ 124.022481] RSP: 0000:ffffc900063c3cf8 EFLAGS: 00000046
[ 124.022482] RAX: 0000000000000000 RBX: ffff888c09fe4400 RCX: 0000000000440000
[ 124.022483] RDX: ffff888c0ade5180 RSI: ffff88980b3e5180 RDI: ffff888c09fe4400
[ 124.022483] RBP: ffff888c09fe4400 R08: 0000000000440000 R09: 0000000000000001
[ 124.022484] R10: ffffc900063c3ca0 R11: 0000000000000000 R12: 0000000000000010
[ 124.022485] R13: 0000000000000000 R14: ffff888c0ade4400 R15: 00000000001e4400
[ 124.022485] FS: 0000000000000000(0000) GS:ffff888c0ac00000(0000)
knlGS:0000000000000000
[ 124.022486] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022486] CR2: 00007f21e77f5e30 CR3: 0000000be0b6a003 CR4: 00000000000606e0
[ 124.022487] Call Trace:
[ 124.022487] do_raw_spin_lock+0xb4/0xc0
[ 124.022488] _raw_spin_lock_nested+0x49/0x60
[ 124.022488] sched_core_balance+0x106/0x5d0
[ 124.022489] __balance_callback+0x49/0xa0
[ 124.022489] __schedule+0x12eb/0x1660
[ 124.022490] ? _raw_spin_unlock_irqrestore+0x4e/0x60
[ 124.022490] ? hrtimer_start_range_ns+0x1b7/0x340
[ 124.022491] schedule_idle+0x28/0x40
[ 124.022491] do_idle+0x169/0x2a0
[ 124.022492] cpu_startup_entry+0x19/0x20
[ 124.022492] start_secondary+0x17f/0x1d0
[ 124.022493] secondary_startup_64+0xa4/0xb0
[ 124.022493] NMI watchdog: Watchdog detected hard LOCKUP on cpu 17
[ 124.022494] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022522] irq event stamp: 10038
[ 124.022523] hardirqs last enabled at (10037): [<ffffffff81003829>]
trace_hardirqs_on_thunk+0x1a/0x1c
[ 124.022524] hardirqs last disabled at (10038): [<ffffffff81003845>]
trace_hardirqs_off_thunk+0x1a/0x1c
[ 124.022524] softirqs last enabled at (10012): [<ffffffff81e003a3>]
__do_softirq+0x3a3/0x3f2
[ 124.022525] softirqs last disabled at (10001): [<ffffffff81095ea1>]
irq_exit+0xc1/0xd0
[ 124.022525] CPU: 17 PID: 2681 Comm: schbench Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022526] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022527] RIP: 0010:native_queued_spin_lock_slowpath+0x169/0x1d0
[ 124.022528] Code: 48 c1 ee 0b 83 e8 01 83 e6 60 48 98 48 81 c6 80
51 1e 00 48 03 34 c5 40 48 39 82 48 89 16 8b 42 08 85 c0 75 09 f3 90
8b 42 08 <85> c0 74 f7 48 8b 32 46
[ 124.022528] RSP: 0000:ffff888c0ae03e78 EFLAGS: 00000046
[ 124.022529] RAX: 0000000000000000 RBX: ffff888c09fe4400 RCX: 0000000000480000
[ 124.022530] RDX: ffff888c0afe5180 RSI: ffff88980a1e5180 RDI: ffff888c09fe4400
[ 124.022531] RBP: ffff888c09fe4400 R08: 0000000000480000 R09: 0000000000000001
[ 124.022531] R10: ffff888c0ae03e20 R11: 0000000000000000 R12: 00000000001e4400
[ 124.022532] R13: 0000000000000011 R14: 0000000000000002 R15: ffff888be006d480
[ 124.022533] FS: 00007f21f1ffb700(0000) GS:ffff888c0ae00000(0000)
knlGS:0000000000000000
[ 124.022533] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022534] CR2: 00007f21e4ff1728 CR3: 0000000be0b6a004 CR4: 00000000000606e0
[ 124.022534] Call Trace:
[ 124.022535] <IRQ>
[ 124.022535] do_raw_spin_lock+0xb4/0xc0
[ 124.022536] _raw_spin_lock+0x4b/0x60
[ 124.022536] scheduler_tick+0x48/0x170
[ 124.022537] ? tick_sched_do_timer+0x60/0x60
[ 124.022537] update_process_times+0x40/0x50
[ 124.022538] tick_sched_handle+0x22/0x60
[ 124.022538] tick_sched_timer+0x37/0x70
[ 124.022538] __hrtimer_run_queues+0xed/0x3f0
[ 124.022539] hrtimer_interrupt+0x122/0x270
[ 124.022540] smp_apic_timer_interrupt+0x86/0x210
[ 124.022540] apic_timer_interrupt+0xf/0x20
[ 124.022540] </IRQ>
[ 124.022541] RIP: 0033:0x7fff855a26af
[ 124.022542] Code: ff 4c 8b 1d 83 e9 ff ff 0f 01 f9 66 90 8b 0d 68
e9 ff ff 41 39 ca 75 d6 48 c1 e2 20 48 09 d0 48 f7 e3 4c 01 da eb 0c
0f 01 f9 <66> 90 48 c1 e2 20 48 0f
[ 124.022542] RSP: 002b:00007f21f1ffae00 EFLAGS: 00000246 ORIG_RAX:
ffffffffffffff13
[ 124.022543] RAX: 00000000e4479e7b RBX: 00007f21f1ffae50 RCX: 0000000000000011
[ 124.022544] RDX: 0000000000000068 RSI: 00007f21f1ffae50 RDI: 0000000000000000
[ 124.022545] RBP: 00007f21f1ffae10 R08: 00007fff8559f0a0 R09: 00000000000079f0
[ 124.022545] R10: 00007f21f1ffae30 R11: 0000000000000246 R12: 0000000000000000
[ 124.022546] R13: 00007f2201f15e6f R14: 0000000000000000 R15: 00007f21f4105508
[ 124.022546] NMI watchdog: Watchdog detected hard LOCKUP on cpu 18
[ 124.022547] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022575] irq event stamp: 8788
[ 124.022576] hardirqs last enabled at (8787): [<ffffffff81003829>]
trace_hardirqs_on_thunk+0x1a/0x1c
[ 124.022577] hardirqs last disabled at (8788): [<ffffffff81003845>]
trace_hardirqs_off_thunk+0x1a/0x1c
[ 124.022577] softirqs last enabled at (8782): [<ffffffff81e003a3>]
__do_softirq+0x3a3/0x3f2
[ 124.022578] softirqs last disabled at (8775): [<ffffffff81095ea1>]
irq_exit+0xc1/0xd0
[ 124.022579] CPU: 18 PID: 2741 Comm: schbench Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022579] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022580] RIP: 0010:native_queued_spin_lock_slowpath+0x5c/0x1d0
[ 124.022581] Code: ff ff ff 75 40 f0 0f ba 2f 08 0f 82 cd 00 00 00
8b 07 30 e4 09 c6 f7 c6 00 ff ff ff 75 1b 85 f6 74 0e 8b 07 84 c0 74
08 f3 90 <8b> 07 84 c0 75 f8 b8 05
[ 124.022581] RSP: 0000:ffff888c0b003e78 EFLAGS: 00000002
[ 124.022582] RAX: 0000000000540101 RBX: ffff888c0a1e4400 RCX: 0000000000000540
[ 124.022583] RDX: 0000000000000002 RSI: 0000000000000001 RDI: ffff888c0a1e4400
[ 124.022584] RBP: ffff888c0a1e4400 R08: 0000000000000000 R09: 0000000000000001
[ 124.022584] R10: ffff888c0b003e20 R11: 0000000000000000 R12: 00000000001e4400
[ 124.022585] R13: 0000000000000012 R14: 0000000000000002 R15: ffff888be03a2a40
[ 124.022585] FS: 00007f21d07c8700(0000) GS:ffff888c0b000000(0000)
knlGS:0000000000000000
[ 124.022586] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022586] CR2: 00007f21df7e6728 CR3: 0000000be0b6a003 CR4: 00000000000606e0
[ 124.022587] Call Trace:
[ 124.022587] <IRQ>
[ 124.022588] do_raw_spin_lock+0xb4/0xc0
[ 124.022588] _raw_spin_lock+0x4b/0x60
[ 124.022589] scheduler_tick+0x48/0x170
[ 124.022589] ? tick_sched_do_timer+0x60/0x60
[ 124.022590] update_process_times+0x40/0x50
[ 124.022590] tick_sched_handle+0x22/0x60
[ 124.022591] tick_sched_timer+0x37/0x70
[ 124.022591] __hrtimer_run_queues+0xed/0x3f0
[ 124.022592] hrtimer_interrupt+0x122/0x270
[ 124.022592] smp_apic_timer_interrupt+0x86/0x210
[ 124.022593] apic_timer_interrupt+0xf/0x20
[ 124.022593] </IRQ>
[ 124.022593] RIP: 0033:0x402050
[ 124.022594] Code: 48 83 ec 40 48 8d 7c 24 10 64 48 8b 04 25 28 00
00 00 48 89 44 24 38 31 c0 e8 2c eb ff ff eb 0c 66 2e 0f 1f 84 00 00
00 00 00 <f3> 90 31 f6 48 89 e7 e0
[ 124.022595] RSP: 002b:00007f21d07c7e50 EFLAGS: 00000283 ORIG_RAX:
ffffffffffffff13
[ 124.022596] RAX: 0000000000051d87 RBX: 00000000002dc6c0 RCX: 0000000000000000
[ 124.022596] RDX: 00007f21d07c7e60 RSI: 00007f21d07c7e50 RDI: 00007f21d07c7e70
[ 124.022597] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000007a06
[ 124.022598] R10: 00007f21d07c7e30 R11: 0000000000000246 R12: 00007f21d07c7ed0
[ 124.022598] R13: 00007f2201714e6f R14: 0000000000000000 R15: 00007f21f8f480f8
[ 124.022599] NMI watchdog: Watchdog detected hard LOCKUP on cpu 19
[ 124.022599] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022628] irq event stamp: 132622
[ 124.022628] hardirqs last enabled at (132621):
[<ffffffff810c7544>] sched_core_balance+0x164/0x5d0
[ 124.022629] hardirqs last disabled at (132622):
[<ffffffff810c75b5>] sched_core_balance+0x1d5/0x5d0
[ 124.022630] softirqs last enabled at (132576):
[<ffffffff81095dde>] irq_enter+0x5e/0x60
[ 124.022630] softirqs last disabled at (132575):
[<ffffffff81095dc3>] irq_enter+0x43/0x60
[ 124.022631] CPU: 19 PID: 0 Comm: swapper/19 Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022632] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022632] RIP: 0010:native_queued_spin_lock_slowpath+0x5e/0x1d0
[ 124.022633] Code: ff 75 40 f0 0f ba 2f 08 0f 82 cd 00 00 00 8b 07
30 e4 09 c6 f7 c6 00 ff ff ff 75 1b 85 f6 74 0e 8b 07 84 c0 74 08 f3
90 8b 07 <84> c0 75 f8 b8 01 00 06
[ 124.022634] RSP: 0000:ffffc900063dbcf8 EFLAGS: 00000002
[ 124.022635] RAX: 00000000000c0101 RBX: ffff888c0a3e4400 RCX: 000000000000c980
[ 124.022635] RDX: 0000000000000002 RSI: 0000000000000001 RDI: ffff888c0a3e4400
[ 124.022636] RBP: ffff888c0a3e4400 R08: 0000000000000000 R09: 0000000000000001
[ 124.022636] R10: ffffc900063dbca0 R11: 0000000000000000 R12: 0000000000000013
[ 124.022637] R13: 0000000000000000 R14: ffff888c0b3e4400 R15: 00000000001e4400
[ 124.022638] FS: 0000000000000000(0000) GS:ffff888c0b200000(0000)
knlGS:0000000000000000
[ 124.022638] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022639] CR2: 00007f21e7ff7728 CR3: 0000000be0b6a003 CR4: 00000000000606e0
[ 124.022639] Call Trace:
[ 124.022640] do_raw_spin_lock+0xb4/0xc0
[ 124.022640] _raw_spin_lock_nested+0x49/0x60
[ 124.022641] sched_core_balance+0x106/0x5d0
[ 124.022641] __balance_callback+0x49/0xa0
[ 124.022642] __schedule+0x12eb/0x1660
[ 124.022642] ? enqueue_entity+0x112/0x6f0
[ 124.022643] ? sched_clock+0x5/0x10
[ 124.022643] ? sched_clock_cpu+0xc/0xa0
[ 124.022643] ? lockdep_hardirqs_on+0x11d/0x190
[ 124.022644] schedule_idle+0x28/0x40
[ 124.022644] do_idle+0x169/0x2a0
[ 124.022645] cpu_startup_entry+0x19/0x20
[ 124.022645] start_secondary+0x17f/0x1d0
[ 124.022646] secondary_startup_64+0xa4/0xb0
[ 124.022647] NMI watchdog: Watchdog detected hard LOCKUP on cpu 20
[ 124.022647] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022676] irq event stamp: 12904
[ 124.022676] hardirqs last enabled at (12903): [<ffffffff81004552>]
do_syscall_64+0x12/0x1b0
[ 124.022677] hardirqs last disabled at (12904): [<ffffffff81a07e92>]
__schedule+0xe2/0x1660
[ 124.022677] softirqs last enabled at (12890): [<ffffffff81e003a3>]
__do_softirq+0x3a3/0x3f2
[ 124.022678] softirqs last disabled at (12883): [<ffffffff81095ea1>]
irq_exit+0xc1/0xd0
[ 124.022679] CPU: 20 PID: 2688 Comm: schbench Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022679] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022680] RIP: 0010:native_queued_spin_lock_slowpath+0x169/0x1d0
[ 124.022681] Code: 48 c1 ee 0b 83 e8 01 83 e6 60 48 98 48 81 c6 80
51 1e 00 48 03 34 c5 40 48 39 82 48 89 16 8b 42 08 85 c0 75 09 f3 90
8b 42 08 <85> c0 74 f7 48 8b 32 46
[ 124.022681] RSP: 0018:ffffc9000a1c39b8 EFLAGS: 00000046
[ 124.022682] RAX: 0000000000000000 RBX: ffff888c0a1e4400 RCX: 0000000000540000
[ 124.022683] RDX: ffff888c0b5e5180 RSI: ffff888c0a5e5180 RDI: ffff888c0a1e4400
[ 124.022683] RBP: ffff888c0a1e4400 R08: 0000000000540000 R09: 0000000000000001
[ 124.022684] R10: ffffc9000a1c3960 R11: 0000000000000000 R12: 0000000000000002
[ 124.022685] R13: 000000000000003b R14: 0000000000000001 R15: ffff888c0b1e4400
[ 124.022685] FS: 00007f21ea7fc700(0000) GS:ffff888c0b400000(0000)
knlGS:0000000000000000
[ 124.022686] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022686] CR2: 00007f795684d2a0 CR3: 0000000be0b6a003 CR4: 00000000000606e0
[ 124.022687] Call Trace:
[ 124.022687] do_raw_spin_lock+0xb4/0xc0
[ 124.022688] _raw_spin_lock_irqsave+0x63/0x80
[ 124.022688] load_balance+0x358/0xde0
[ 124.022689] ? update_dl_rq_load_avg+0x121/0x280
[ 124.022689] newidle_balance+0x1d0/0x580
[ 124.022690] __schedule+0x120f/0x1660
[ 124.022690] ? lock_acquire+0xab/0x180
[ 124.022691] ? attach_entity_load_avg+0x140/0x170
[ 124.022691] ? sched_clock+0x5/0x10
[ 124.022692] ? sched_clock_cpu+0xc/0xa0
[ 124.022692] schedule+0x32/0x70
[ 124.022692] futex_wait_queue_me+0xbf/0x130
[ 124.022693] futex_wait+0xf6/0x250
[ 124.022693] ? __switch_to_asm+0x34/0x70
[ 124.022694] ? __switch_to_asm+0x40/0x70
[ 124.022694] ? __switch_to_asm+0x34/0x70
[ 124.022695] ? __switch_to_asm+0x40/0x70
[ 124.022695] ? __switch_to_asm+0x34/0x70
[ 124.022696] ? __switch_to_asm+0x40/0x70
[ 124.022696] do_futex+0x311/0xb80
[ 124.022697] ? __schedule+0xde3/0x1660
[ 124.022697] __x64_sys_futex+0x88/0x180
[ 124.022698] ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 124.022698] do_syscall_64+0x60/0x1b0
[ 124.022699] entry_SYSCALL_64_after_hwframe+0x49/0xbe
[ 124.022699] RIP: 0033:0x7f2202c2d4d9
[ 124.022700] Code: 00 f3 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40
00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24
08 0f 05 <48> 3d 01 f0 ff ff 73 08
[ 124.022701] RSP: 002b:00007f21ea7fbe68 EFLAGS: 00000246 ORIG_RAX:
00000000000000ca
[ 124.022702] RAX: ffffffffffffffda RBX: 00007f21fc20a180 RCX: 00007f2202c2d4d9
[ 124.022702] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f21fc20a180
[ 124.022703] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 124.022704] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f21ea7fbed0
[ 124.022704] R13: 00007f2202716e6f R14: 0000000000000000 R15: 00007f21fc20a150
[ 124.022705] NMI watchdog: Watchdog detected hard LOCKUP on cpu 21
[ 124.022705] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022734] irq event stamp: 7710
[ 124.022734] hardirqs last enabled at (7709): [<ffffffff81003829>]
trace_hardirqs_on_thunk+0x1a/0x1c
[ 124.022735] hardirqs last disabled at (7710): [<ffffffff81003845>]
trace_hardirqs_off_thunk+0x1a/0x1c
[ 124.022736] softirqs last enabled at (7704): [<ffffffff81e003a3>]
__do_softirq+0x3a3/0x3f2
[ 124.022736] softirqs last disabled at (7697): [<ffffffff81095ea1>]
irq_exit+0xc1/0xd0
[ 124.022737] CPU: 21 PID: 2719 Comm: schbench Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022737] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022738] RIP: 0010:native_queued_spin_lock_slowpath+0x5c/0x1d0
[ 124.022739] Code: ff ff ff 75 40 f0 0f ba 2f 08 0f 82 cd 00 00 00
8b 07 30 e4 09 c6 f7 c6 00 ff ff ff 75 1b 85 f6 74 0e 8b 07 84 c0 74
08 f3 90 <8b> 07 84 c0 75 f8 b8 05
[ 124.022739] RSP: 0000:ffff888c0b603e78 EFLAGS: 00000002
[ 124.022740] RAX: 00000000006c0101 RBX: ffff888c0a7e4400 RCX: 0000000000000540
[ 124.022741] RDX: 0000000000000002 RSI: 0000000000000001 RDI: ffff888c0a7e4400
[ 124.022742] RBP: ffff888c0a7e4400 R08: 0000000000000000 R09: 0000000000000001
[ 124.022742] R10: ffff888c0b603e20 R11: 0000000000000000 R12: 00000000001e4400
[ 124.022743] R13: 0000000000000015 R14: 0000000000000002 R15: ffff888be0362a40
[ 124.022743] FS: 00007f21dafdd700(0000) GS:ffff888c0b600000(0000)
knlGS:0000000000000000
[ 124.022744] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022744] CR2: 00007f21dafdd728 CR3: 0000000be0b6a002 CR4: 00000000000606e0
[ 124.022745] Call Trace:
[ 124.022745] <IRQ>
[ 124.022746] do_raw_spin_lock+0xb4/0xc0
[ 124.022746] _raw_spin_lock+0x4b/0x60
[ 124.022747] scheduler_tick+0x48/0x170
[ 124.022747] ? tick_sched_do_timer+0x60/0x60
[ 124.022748] update_process_times+0x40/0x50
[ 124.022748] tick_sched_handle+0x22/0x60
[ 124.022749] tick_sched_timer+0x37/0x70
[ 124.022749] __hrtimer_run_queues+0xed/0x3f0
[ 124.022750] hrtimer_interrupt+0x122/0x270
[ 124.022750] smp_apic_timer_interrupt+0x86/0x210
[ 124.022751] apic_timer_interrupt+0xf/0x20
[ 124.022751] </IRQ>
[ 124.022752] RIP: 0033:0x400b70
[ 124.022752] Code: 68 03 00 00 00 e9 b0 ff ff ff ff 25 e2 34 20 00
68 04 00 00 00 e9 a0 ff ff ff ff 25 da 34 20 00 68 05 00 00 00 e9 90
ff ff ff <ff> 25 d2 34 20 00 68 00
[ 124.022753] RSP: 002b:00007f21dafdce48 EFLAGS: 00000246 ORIG_RAX:
ffffffffffffff13
[ 124.022754] RAX: 000000000001bd7b RBX: 00000000002dc6c0 RCX: 0000000000000000
[ 124.022755] RDX: 00007f21dafdce60 RSI: 0000000000000000 RDI: 00007f21dafdce50
[ 124.022755] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000007a06
[ 124.022756] R10: 00007f21dafdce30 R11: 0000000000000246 R12: 00007f21dafdced0
[ 124.022756] R13: 00007f2202716e6f R14: 0000000000000000 R15: 00007f21fcf480f8
[ 124.022757] NMI watchdog: Watchdog detected hard LOCKUP on cpu 22
[ 124.022758] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022786] irq event stamp: 14310
[ 124.022787] hardirqs last enabled at (14309): [<ffffffff81003829>]
trace_hardirqs_on_thunk+0x1a/0x1c
[ 124.022787] hardirqs last disabled at (14310): [<ffffffff81003845>]
trace_hardirqs_off_thunk+0x1a/0x1c
[ 124.022788] softirqs last enabled at (14308): [<ffffffff81e003a3>]
__do_softirq+0x3a3/0x3f2
[ 124.022788] softirqs last disabled at (14301): [<ffffffff81095ea1>]
irq_exit+0xc1/0xd0
[ 124.022789] CPU: 22 PID: 2702 Comm: schbench Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022790] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022790] RIP: 0010:native_queued_spin_lock_slowpath+0x5e/0x1d0
[ 124.022791] Code: ff 75 40 f0 0f ba 2f 08 0f 82 cd 00 00 00 8b 07
30 e4 09 c6 f7 c6 00 ff ff ff 75 1b 85 f6 74 0e 8b 07 84 c0 74 08 f3
90 8b 07 <84> c0 75 f8 b8 01 00 06
[ 124.022792] RSP: 0000:ffff888c0b803e78 EFLAGS: 00000002
[ 124.022793] RAX: 0000000000000101 RBX: ffff888c0a9e4400 RCX: 0000000000000540
[ 124.022793] RDX: 0000000000000002 RSI: 0000000000000001 RDI: ffff888c0a9e4400
[ 124.022794] RBP: ffff888c0a9e4400 R08: 0000000000000000 R09: 0000000000000001
[ 124.022794] R10: ffff888c0b803e20 R11: 0000000000000000 R12: 00000000001e4400
[ 124.022795] R13: 0000000000000016 R14: 0000000000000006 R15: ffff888be0335480
[ 124.022795] FS: 00007f21e27ec700(0000) GS:ffff888c0b800000(0000)
knlGS:0000000000000000
[ 124.022796] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022797] CR2: 00007f21e27ec728 CR3: 0000000be0b6a003 CR4: 00000000000606e0
[ 124.022797] Call Trace:
[ 124.022797] <IRQ>
[ 124.022798] do_raw_spin_lock+0xb4/0xc0
[ 124.022798] _raw_spin_lock+0x4b/0x60
[ 124.022799] scheduler_tick+0x48/0x170
[ 124.022799] ? tick_sched_do_timer+0x60/0x60
[ 124.022800] update_process_times+0x40/0x50
[ 124.022800] tick_sched_handle+0x22/0x60
[ 124.022801] tick_sched_timer+0x37/0x70
[ 124.022801] __hrtimer_run_queues+0xed/0x3f0
[ 124.022802] hrtimer_interrupt+0x122/0x270
[ 124.022802] smp_apic_timer_interrupt+0x86/0x210
[ 124.022803] apic_timer_interrupt+0xf/0x20
[ 124.022804] </IRQ>
[ 124.022804] RIP: 0010:smp_call_function_many+0x20e/0x270
[ 124.022805] Code: f5 89 00 3b 05 e7 ed 66 01 0f 83 7e fe ff ff 48
63 d0 48 8b 0b 48 03 0c d5 40 48 39 82 8b 51 18 83 e2 01 74 0a f3 90
8b 51 18 <83> e2 01 75 f6 eb c8 09
[ 124.022806] RSP: 0000:ffffc9000a237bc0 EFLAGS: 00000202 ORIG_RAX:
ffffffffffffff13
[ 124.022807] RAX: 0000000000000000 RBX: ffff888c0b9e5400 RCX: ffff888c09dead60
[ 124.022807] RDX: 0000000000000003 RSI: 0000000000000200 RDI: ffff888c0b9e5408
[ 124.022808] RBP: ffff888c0b9e5408 R08: 0000000000000001 R09: 0000000000000000
[ 124.022808] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8107d070
[ 124.022809] R13: ffffc9000a237cc0 R14: 0000000000000001 R15: 0000000000000200
[ 124.022810] ? flush_tlb_func_common+0x300/0x300
[ 124.022810] ? flush_tlb_func_common+0x300/0x300
[ 124.022811] ? flush_tlb_func_common+0x300/0x300
[ 124.022811] on_each_cpu_mask+0x25/0x90
[ 124.022812] ? x86_configure_nx+0x50/0x50
[ 124.022812] on_each_cpu_cond_mask+0x97/0xd0
[ 124.022813] flush_tlb_mm_range+0xd5/0x140
[ 124.022813] ? sched_clock_cpu+0xc/0xa0
[ 124.022814] ? change_protection+0xa7b/0xaf0
[ 124.022814] ? _cond_resched+0x16/0x40
[ 124.022814] change_protection+0xa7b/0xaf0
[ 124.022815] change_prot_numa+0x18/0x30
[ 124.022815] task_numa_work+0x217/0x330
[ 124.022816] task_work_run+0x7e/0xa0
[ 124.022816] exit_to_usermode_loop+0xe0/0xf0
[ 124.022817] prepare_exit_to_usermode+0x9f/0xd0
[ 124.022817] retint_user+0x8/0x18
[ 124.022818] RIP: 0033:0x7fff855a2615
[ 124.022819] Code: 0c 07 08 00 00 1c 00 00 00 fc 00 00 00 c8 02 00
00 2a 00 00 00 00 41 0e 10 86 02 48 0d 06 60 c6 0c 07 08 00 00 4c 8d
54 24 08 <48> 63 ff 48 83 e4 f0 48
[ 124.022819] RSP: 002b:00007f21e27ebe28 EFLAGS: 00000246 ORIG_RAX:
ffffffffffffff13
[ 124.022820] RAX: 00000000001e2ec1 RBX: 00007f21e27ebe50 RCX: 0000000000000001
[ 124.022821] RDX: 00007f21e27ebe60 RSI: 00007f21e27ebe50 RDI: 0000000000000000
[ 124.022821] RBP: 00007f21e27ebe40 R08: 0000000000000001 R09: 0000000000007daa
[ 124.022822] R10: 00007f21e27ebe30 R11: 0000000000000246 R12: 0000000000000000
[ 124.022823] R13: 00007f2202716e6f R14: 0000000000000000 R15: 00007f21fc721eb8
[ 124.022823] NMI watchdog: Watchdog detected hard LOCKUP on cpu 23
[ 124.022824] Modules linked in: ipt_MASQUERADE xfrm_user xfrm_algo
iptable_nat nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
xt_conntrack x_tables nf_nat nf_conntracki
[ 124.022852] irq event stamp: 141222
[ 124.022853] hardirqs last enabled at (141221):
[<ffffffff810c7544>] sched_core_balance+0x164/0x5d0
[ 124.022854] hardirqs last disabled at (141222):
[<ffffffff810c75b5>] sched_core_balance+0x1d5/0x5d0
[ 124.022854] softirqs last enabled at (141112):
[<ffffffff81e003a3>] __do_softirq+0x3a3/0x3f2
[ 124.022855] softirqs last disabled at (141101):
[<ffffffff81095ea1>] irq_exit+0xc1/0xd0
[ 124.022856] CPU: 23 PID: 0 Comm: swapper/23 Tainted: G I
5.0.0-rc8-00544-gf24f5e9-dirty #20
[ 124.022857] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS
SE5C600.86B.99.99.x058.082120120902 08/21/2012
[ 124.022857] RIP: 0010:native_queued_spin_lock_slowpath+0x5e/0x1d0
[ 124.022858] Code: ff 75 40 f0 0f ba 2f 08 0f 82 cd 00 00 00 8b 07
30 e4 09 c6 f7 c6 00 ff ff ff 75 1b 85 f6 74 0e 8b 07 84 c0 74 08 f3
90 8b 07 <84> c0 75 f8 b8 01 00 06
[ 124.022859] RSP: 0000:ffffc900063fbcf8 EFLAGS: 00000002
[ 124.022860] RAX: 00000000001c0101 RBX: ffff888c0abe4400 RCX: 000000000000c980
[ 124.022860] RDX: 0000000000000002 RSI: 0000000000000001 RDI: ffff888c0abe4400
[ 124.022861] RBP: ffff888c0abe4400 R08: 0000000000000000 R09: 0000000000000001
[ 124.022861] R10: ffffc900063fbca0 R11: 0000000000000000 R12: 0000000000000017
[ 124.022862] R13: 0000000000000000 R14: ffff888c0bbe4400 R15: 00000000001e4400
[ 124.022863] FS: 0000000000000000(0000) GS:ffff888c0ba00000(0000)
knlGS:0000000000000000
[ 124.022863] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 124.022864] CR2: 00007f21eb7fe728 CR3: 0000000be0b6a002 CR4: 00000000000606e0
[ 124.022864] Call Trace:
[ 124.022865] do_raw_spin_lock+0xb4/0xc0
[ 124.022865] _raw_spin_lock_nested+0x49/0x60
[ 124.022866] sched_core_balance+0x106/0x5d0
[ 124.022866] __balance_callback+0x49/0xa0
[ 124.022867] __schedule+0x12eb/0x1660
[ 124.022867] ? _raw_spin_unlock_irqrestore+0x4e/0x60
[ 124.022868] ? hrtimer_start_range_ns+0x1b7/0x340
[ 124.022868] schedule_idle+0x28/0x40
[ 124.022868] do_idle+0x169/0x2a0
[ 124.022869] cpu_startup_entry+0x19/0x20
[ 124.022869] start_secondary+0x17f/0x1d0
[ 124.022870] secondary_startup_64+0xa4/0xb0
[ 129.616038] ---[ end Kernel panic - not syncing: Hard LOCKUP ]---
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