[....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[ 16.211722] random: sshd: uninitialized urandom read (32 bytes read)
[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c.
Debian GNU/Linux 7 syzkaller ttyS0
syzkaller login: [ 17.802872] random: sshd: uninitialized urandom read (32 bytes read)
[ 18.369642] random: sshd: uninitialized urandom read (32 bytes read)
[ 19.078435] random: sshd: uninitialized urandom read (32 bytes read)
[ 42.239815] random: sshd: uninitialized urandom read (32 bytes read)
Warning: Permanently added '10.128.10.54' (ECDSA) to the list of known hosts.
[ 47.773405] random: sshd: uninitialized urandom read (32 bytes read)
[ 47.862922] IPVS: ftp: loaded support on port[0] = 21
[ 64.956057] BUG: unable to handle kernel NULL pointer dereference at 0000000000000072
[ 64.956080] ==================================================================
[ 64.964107] PGD 1acfe1067
[ 64.971468] BUG: KASAN: stack-out-of-bounds in rcu_cblist_dequeue+0xaa/0xe0
[ 64.971480] P4D 1acfe1067
[ 64.974308] Read of size 8 at addr ffff8801cfe1e340 by task syz-executor568/12240
[ 64.981460] PUD 1c551a067
[ 64.984278]
[ 64.991871] PMD 0
[ 64.994695] CPU: 0 PID: 12240 Comm: syz-executor568 Not tainted 4.18.0-rc3+ #57
[ 64.998417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 65.005839] Oops: 0002 [#1] SMP KASAN
[ 65.015162] Call Trace:
[ 65.018952] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.18.0-rc3+ #57
[ 65.021505]
[ 65.028055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 65.030186] dump_stack+0x1c9/0x2b4
[ 65.039515] RIP: 0010:K512_4+0x6792/0x120eac
[ 65.043113] ? dump_stack_print_info.cold.2+0x52/0x52
[ 65.047488] Code:
[ 65.052654] ? printk+0xa7/0xcf
[ 65.052661] 20
[ 65.054804] ? kmsg_dump_rewind_nolock+0xe4/0xe4
[ 65.058056] 36
[ 65.059935] ? rcu_cblist_dequeue+0xaa/0xe0
[ 65.064657] 34
[ 65.066529] print_address_description+0x6c/0x20b
[ 65.070812] 20
[ 65.072683] ? rcu_cblist_dequeue+0xaa/0xe0
[ 65.077492] 34
[ 65.079361] kasan_report.cold.7+0x242/0x2fe
[ 65.083648] 20
[ 65.085517] __asan_report_load8_noabort+0x14/0x20
[ 65.089900] 74
[ 65.091768] rcu_cblist_dequeue+0xaa/0xe0
[ 65.096666] 68
[ 65.098540] ? get_max_files+0x20/0x20
[ 65.102650] 69
[ 65.104523] rcu_process_callbacks+0xf7e/0x1850
[ 65.108373] 73
[ 65.110339] ? call_rcu_sched+0x20/0x20
[ 65.114975] 20
[ 65.116845] ? load_balance+0x3640/0x3640
[ 65.120782] 32
[ 65.122650] ? enqueue_hrtimer+0x18e/0x540
[ 65.126760] 35
[ 65.128642] ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 65.132841] 36
[ 65.134714] ? kasan_check_write+0x14/0x20
[ 65.140221] 20
[ 65.142094] ? do_raw_spin_lock+0xc1/0x200
[ 65.146291] 36
[ 65.148171] ? run_rebalance_domains+0x365/0x4c0
[ 65.152376] 34
[ 65.154247] ? _nohz_idle_balance+0x820/0x820
[ 65.158967] 20
[ 65.160836] ? pvclock_read_flags+0x160/0x160
[ 65.165293] 34
[ 65.167166] ? hrtimer_start_range_ns+0xd20/0xd20
[ 65.171627] 20
[ 65.173504] __do_softirq+0x2e8/0xb17
[ 65.178307] 74
[ 65.180181] ? __irqentry_text_end+0x1f97a8/0x1f97a8
[ 65.183942] 68
[ 65.185813] ? kasan_check_read+0x11/0x20
[ 65.190879] 61
[ 65.192746] ? do_raw_spin_unlock+0xa7/0x2f0
[ 65.196860] 74
[ 65.198728] ? native_apic_msr_write+0x5b/0x80
[ 65.203099] 20
[ 65.204966] ? lapic_next_event+0x5a/0x90
[ 65.204982] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 65.209535] 00
[ 65.211413] ? clockevents_program_event+0x140/0x370
[ 65.215524] 00
[ 65.221049] ? tick_program_event+0xb2/0x130
[ 65.222904] 00
[ 65.227987] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 65.229840] 00
[ 65.234229] ? hrtimer_interrupt+0x57e/0x750
[ 65.236089] 00
[ 65.241607] irq_exit+0x1d1/0x200
[ 65.243462] 00
[ 65.247855] smp_apic_timer_interrupt+0x186/0x730
[ 65.249707] 00
[ 65.253141] ? smp_call_function_single_interrupt+0x660/0x660
[ 65.255004] 20
[ 65.259826] ? kvm_clock_read+0x25/0x30
[ 65.261681] 30
[ 65.267543] ? kvm_sched_clock_read+0x9/0x20
[ 65.269397] 20
[ 65.273349] ? sched_clock+0x31/0x40
[ 65.275206] 33
[ 65.279593] ? sched_clock_cpu+0x1b/0x180
[ 65.281448] 32
[ 65.285146] ? task_prio+0x50/0x50
[ 65.287002] 20
[ 65.291132] ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 65.292987] 38
[ 65.296514] apic_timer_interrupt+0xf/0x20
[ 65.298367] 20
[ 65.303183]
[ 65.305045] 31
[ 65.309251]
[ 65.311115] 32
[ 65.313326] Allocated by task 0:
[ 65.315188] <20>
[ 65.316800] (stack is not available)
[ 65.318663] 74
[ 65.322002]
[ 65.324039] 61
[ 65.327795] Freed by task 3487688240:
[ 65.329747] 72 67 65 74 5f 65 6e 74 72 79 20 39 36 20 32 34 20 35 20
[ 65.343604] RSP: 0018:ffff8801daf07980 EFLAGS: 00010202
[ 65.348950] RAX: ffffffff81674dc6 RBX: ffffffff88bf2c08 RCX: 0000000000000000
[ 65.356294] RDX: ffffffff88bf2c08 RSI: 0000000000000000 RDI: ffff8801cfea94a0
[ 65.363547] RBP: ffff8801daf07c88 R08: 0000000000000000 R09: 0000000000000000
[ 65.370797] R10: fffffbfff157bc71 R11: ffffffff8abde38b R12: ffff8801cfea94a0
[ 65.378054] R13: ffff8801cfea94a8 R14: dffffc0000000000 R15: ffff8801daf07c60
[ 65.385309] FS: 0000000000000000(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
[ 65.393521] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 65.399380] CR2: 0000000000000072 CR3: 00000001cae8d000 CR4: 00000000001406e0
[ 65.406728] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 65.413979] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 65.421229] Call Trace:
[ 65.423791]
[ 65.425946] ? rcu_process_callbacks+0xed5/0x1850
[ 65.430779] ? call_rcu_sched+0x20/0x20
[ 65.434741] ? timerqueue_add+0x204/0x2b0
[ 65.438874] ? enqueue_hrtimer+0x18e/0x540
[ 65.443090] ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 65.448262] ? do_raw_spin_unlock+0xa7/0x2f0
[ 65.452653] ? kasan_check_write+0x14/0x20
[ 65.456869] ? do_raw_spin_lock+0xc1/0x200
[ 65.461094] ? clockevents_program_event+0x158/0x370
[ 65.466180] ? lock_downgrade+0x8f0/0x8f0
[ 65.470314] ? pvclock_read_flags+0x160/0x160
[ 65.474788] ? hrtimer_start_range_ns+0xd20/0xd20
[ 65.479632] __do_softirq+0x2e8/0xb17
[ 65.483421] ? __irqentry_text_end+0x1f97a8/0x1f97a8
[ 65.488506] ? kasan_check_read+0x11/0x20
[ 65.492634] ? do_raw_spin_unlock+0xa7/0x2f0
[ 65.497024] ? native_apic_msr_write+0x5b/0x80
[ 65.501590] ? lapic_next_event+0x5a/0x90
[ 65.505719] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 65.511347] ? clockevents_program_event+0x140/0x370
[ 65.516435] ? tick_program_event+0xb2/0x130
[ 65.520826] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 65.526346] ? hrtimer_interrupt+0x57e/0x750
[ 65.530740] irq_exit+0x1d1/0x200
[ 65.534176] smp_apic_timer_interrupt+0x186/0x730
[ 65.539007] ? smp_call_function_single_interrupt+0x660/0x660
[ 65.544872] ? _raw_spin_unlock+0x22/0x30
[ 65.549003] ? handle_edge_irq+0x330/0x870
[ 65.553223] ? task_prio+0x50/0x50
[ 65.556751] ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 65.561577] apic_timer_interrupt+0xf/0x20
[ 65.565785]
[ 65.568006] RIP: 0010:native_safe_halt+0x6/0x10
[ 65.572646] Code: c7 48 89 45 d8 e8 8a 2d 23 fa 48 8b 45 d8 e9 d2 fe ff ff 48 89 df e8 79 2d 23 fa eb 8a 90 90 90 90 90 90 90 55 48 89 e5 fb f4 <5d> c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 f4 5d c3 90 90 90 90 90
[ 65.591811] RSP: 0018:ffff8801d9af7c38 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
[ 65.599516] RAX: dffffc0000000000 RBX: 1ffff1003b35ef8a RCX: ffffffff81667982
[ 65.606775] RDX: 1ffffffff11e3610 RSI: 0000000000000004 RDI: ffffffff88f1b080
[ 65.614031] RBP: ffff8801d9af7c38 R08: ffffed003b5e46d7 R09: ffffed003b5e46d6
[ 65.621284] R10: ffffed003b5e46d6 R11: ffff8801daf236b3 R12: 0000000000000001
[ 65.628532] R13: ffff8801d9af7cf0 R14: ffffffff899ee920 R15: 0000000000000000
[ 65.635797] ? rcu_dynticks_eqs_enter+0x22/0x30
[ 65.640449] ? trace_hardirqs_on+0xd/0x10
[ 65.644576] default_idle+0xc7/0x450
[ 65.648274] ? __sched_text_end+0x3/0x3
[ 65.652227] ? rcu_idle_enter+0x30a/0x480
[ 65.656354] ? rcu_eqs_special_set+0x1b0/0x1b0
[ 65.660917] ? tsc_verify_tsc_adjust+0x109/0x380
[ 65.665676] ? mark_tsc_async_resets+0x20/0x20
[ 65.670414] ? sched_set_stop_task+0x290/0x290
[ 65.674983] ? update_ts_time_stats+0xb3/0x1e0
[ 65.679555] arch_cpu_idle+0x10/0x20
[ 65.683250] default_idle_call+0x6d/0x90
[ 65.687291] do_idle+0x3aa/0x570
[ 65.690638] ? arch_cpu_idle_exit+0x70/0x70
[ 65.694941] ? do_idle+0x21/0x570
[ 65.698377] cpu_startup_entry+0x10c/0x120
[ 65.702592] ? cpu_in_idle+0x20/0x20
[ 65.706288] start_secondary+0x433/0x5d0
[ 65.710331] ? set_cpu_sibling_map+0x18b0/0x18b0
[ 65.715071] secondary_startup_64+0xa5/0xb0
[ 65.719371] Modules linked in:
[ 65.722543] Dumping ftrace buffer:
[ 65.726056] (ftrace buffer empty)
[ 65.729745] CR2: 0000000000000072
[ 65.733191] ---[ end trace 9d01a82a0b66f200 ]---
[ 65.733197] BUG: unable to handle kernel paging request at ffffffff8c3f7968
[ 65.733204] PGD 8e6d067
[ 65.737943] RIP: 0010:K512_4+0x6792/0x120eac
[ 65.745038] P4D 8e6d067
[ 65.747680] Code:
[ 65.752149] PUD 8e6e063
[ 65.754794] 20
[ 65.756919] PMD 0
[ 65.759566] 36
[ 65.763570] 34
[ 65.765428] Thread overran stack, or stack corrupted
[ 65.765430] 20 34
[ 65.767304] Oops: 0000 [#2] SMP KASAN
[ 65.772375] 20
[ 65.774505] CPU: 0 PID: 12240 Comm: syz-executor568 Tainted: G D 4.18.0-rc3+ #57
[ 65.778267] 74
[ 65.780133] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 65.788935] 68
[ 65.790817] RIP: 0010:depot_fetch_stack+0x10/0x30
[ 65.800133] 69
[ 65.802098] Code:
[ 65.806919] 73
[ 65.808781] e8
[ 65.810906] 20
[ 65.812766] c5
[ 65.814626] 32
[ 65.816488] 2e
[ 65.818350] 35
[ 65.820220] 47
[ 65.822081] 36
[ 65.823942] fe
[ 65.825805] 20
[ 65.827668] e9
[ 65.829528] 36
[ 65.831390] b3
[ 65.833260] 34
[ 65.835121] fd
[ 65.836981] 20
[ 65.838842] ff
[ 65.840705] 34
[ 65.842570] ff
[ 65.844432] 20
[ 65.846296] e8
[ 65.848164] 74
[ 65.850032] bb
[ 65.851896] 68
[ 65.853756] 2e
[ 65.855616] 61
[ 65.857477] 47
[ 65.859336] 74
[ 65.861195] fe
[ 65.863056] 20
[ 65.864919] e9
[ 65.866779] 00
[ 65.868643] 55
[ 65.870503] 00
[ 65.872366] fd
[ 65.874227] 00
[ 65.876101] ff
[ 65.877962] 00
[ 65.879825] ff
[ 65.881688] 00
[ 65.883553] 90
[ 65.885417] 00
[ 65.887286] 90
[ 65.889147] 00
[ 65.891010] 90
[ 65.892873] 20
[ 65.894736] 90
[ 65.896600] 30
[ 65.898463] 90
[ 65.900346] 20
[ 65.902207] 90
[ 65.904069] 33
[ 65.905933] 89
[ 65.907796] 32
[ 65.909665] f8
[ 65.911525] 20
[ 65.913387] c1
[ 65.915249] 38
[ 65.917108] ef
[ 65.918970] 20
[ 65.920832] 11
[ 65.922696] 31
[ 65.924558] 25
[ 65.926418] 32
[ 65.928281] ff
[ 65.930147] <20>
[ 65.932015] ff
[ 65.933875] 74
[ 65.935908] 1f
[ 65.937769] 61
[ 65.939632] 00
[ 65.941490] 72
[ 65.943353] 81
[ 65.945223] 67
[ 65.947086] e7
[ 65.948946] 65
[ 65.950807] f0
[ 65.952669] 74
[ 65.954528] 3f
[ 65.956388] 5f
[ 65.958252] 00
[ 65.960111] 65
[ 65.961975] 00
[ 65.963838] 6e
[ 65.965698] <48>
[ 65.967566] 74
[ 65.969427] 03
[ 65.971461] 72
[ 65.973330] 3c
[ 65.975190] 79
[ 65.977054] c5
[ 65.978914] 20
[ 65.980778] 60
[ 65.982639] 39
[ 65.984500] 39
[ 65.986358] 36
[ 65.988219] 43
[ 65.990080] 20
[ 65.991944] 8b
[ 65.993814] 32
[ 65.995674] 8b
[ 65.997535] 34
[ 65.999408] 47
[ 66.001279] 20
[ 66.003145] 0c
[ 66.005009] 35
[ 66.006877] 48
[ 66.008744] 20
[ 66.010605] 83
[ 66.014328] c7
[ 66.016188] RSP: 0018:ffff8801daf07980 EFLAGS: 00010202
[ 66.016195] 18
[ 66.023390] c7
[ 66.025260] RAX: ffffffff81674dc6 RBX: ffffffff88bf2c08 RCX: 0000000000000000
[ 66.025262] 46 10
[ 66.027140] RDX: ffffffff88bf2c08 RSI: 0000000000000000 RDI: ffff8801cfea94a0
[ 66.034387] 00
[ 66.036513] RBP: ffff8801daf07c88 R08: 0000000000000000 R09: 0000000000000000
[ 66.043751] 00
[ 66.045616] R10: fffffbfff157bc71 R11: ffffffff8abde38b R12: ffff8801cfea94a0
[ 66.052854] 00
[ 66.054721] R13: ffff8801cfea94a8 R14: dffffc0000000000 R15: ffff8801daf07c60
[ 66.061959] 00
[ 66.063827] FS: 0000000000000000(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
[ 66.072938] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 66.081137] RSP: 0018:ffff8801dae07898 EFLAGS: 00010006
[ 66.086988] CR2: 0000000000000072 CR3: 00000001cae8d000 CR4: 00000000001406e0
[ 66.092330] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 66.099574] RAX: 00000000001f8801 RBX: ffff8801cfe1e514 RCX: 0000000000000000
[ 66.106817] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 66.114064] RDX: 0000000000000000 RSI: ffff8801dae078a0 RDI: 0000000000003ff0
[ 66.121388] Kernel panic - not syncing: Fatal exception in interrupt
[ 66.135109] RBP: ffff8801dae078c8 R08: ffff8801b0928500 R09: ffffed003b5c3ec2
[ 66.142360] R10: ffffed003b5c3ec2 R11: ffff8801dae1f617 R12: ffff8801cfe1e340
[ 66.149611] R13: ffff8801cfe1e340 R14: ffff8801da987940 R15: ffff8801cfe1e508
[ 66.156861] FS: 0000000001678880(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000
[ 66.165066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 66.171098] CR2: ffffffff8c3f7968 CR3: 00000001cae8d000 CR4: 00000000001406f0
[ 66.178354] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 66.185610] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 66.192855] Call Trace:
[ 66.195416]
[ 66.197551] ? print_track.isra.4+0x3b/0x6f
[ 66.201854] print_address_description+0x11b/0x20b
[ 66.206767] ? rcu_cblist_dequeue+0xaa/0xe0
[ 66.211066] kasan_report.cold.7+0x242/0x2fe
[ 66.215457] __asan_report_load8_noabort+0x14/0x20
[ 66.220364] rcu_cblist_dequeue+0xaa/0xe0
[ 66.224508] ? get_max_files+0x20/0x20
[ 66.228374] rcu_process_callbacks+0xf7e/0x1850
[ 66.233028] ? call_rcu_sched+0x20/0x20
[ 66.236985] ? load_balance+0x3640/0x3640
[ 66.241116] ? enqueue_hrtimer+0x18e/0x540
[ 66.245339] ? hrtimer_update_softirq_timer+0xa0/0xa0
[ 66.250520] ? kasan_check_write+0x14/0x20
[ 66.254742] ? do_raw_spin_lock+0xc1/0x200
[ 66.258965] ? run_rebalance_domains+0x365/0x4c0
[ 66.263703] ? _nohz_idle_balance+0x820/0x820
[ 66.268179] ? pvclock_read_flags+0x160/0x160
[ 66.272653] ? hrtimer_start_range_ns+0xd20/0xd20
[ 66.277483] __do_softirq+0x2e8/0xb17
[ 66.281268] ? __irqentry_text_end+0x1f97a8/0x1f97a8
[ 66.286359] ? kasan_check_read+0x11/0x20
[ 66.290492] ? do_raw_spin_unlock+0xa7/0x2f0
[ 66.294884] ? native_apic_msr_write+0x5b/0x80
[ 66.299446] ? lapic_next_event+0x5a/0x90
[ 66.303578] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 66.309094] ? clockevents_program_event+0x140/0x370
[ 66.314182] ? tick_program_event+0xb2/0x130
[ 66.318571] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[ 66.324085] ? hrtimer_interrupt+0x57e/0x750
[ 66.328480] irq_exit+0x1d1/0x200
[ 66.331926] smp_apic_timer_interrupt+0x186/0x730
[ 66.336751] ? smp_call_function_single_interrupt+0x660/0x660
[ 66.342617] ? kvm_clock_read+0x25/0x30
[ 66.346573] ? kvm_sched_clock_read+0x9/0x20
[ 66.350959] ? sched_clock+0x31/0x40
[ 66.354652] ? sched_clock_cpu+0x1b/0x180
[ 66.358783] ? task_prio+0x50/0x50
[ 66.362309] ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 66.367133] apic_timer_interrupt+0xf/0x20
[ 66.371345]
[ 66.373558] Modules linked in:
[ 66.376731] Dumping ftrace buffer:
[ 66.380249] (ftrace buffer empty)
[ 66.383937] CR2: ffffffff8c3f7968
[ 66.387369] ---[ end trace 9d01a82a0b66f201 ]---
[ 66.392193] RIP: 0010:K512_4+0x6792/0x120eac
[ 66.396576] Code: 20 36 34 20 34 20 74 68 69 73 20 32 35 36 20 36 34 20 34 20 74 68 61 74 20 00 00 00 00 00 00 00 20 30 20 33 32 20 38 20 31 32 <20> 74 61 72 67 65 74 5f 65 6e 74 72 79 20 39 36 20 32 34 20 35 20
[ 66.415740] RSP: 0018:ffff8801daf07980 EFLAGS: 00010202
[ 66.421080] RAX: ffffffff81674dc6 RBX: ffffffff88bf2c08 RCX: 0000000000000000
[ 66.428330] RDX: ffffffff88bf2c08 RSI: 0000000000000000 RDI: ffff8801cfea94a0
[ 66.435576] RBP: ffff8801daf07c88 R08: 0000000000000000 R09: 0000000000000000
[ 66.442827] R10: fffffbfff157bc71 R11: ffffffff8abde38b R12: ffff8801cfea94a0
[ 66.450074] R13: ffff8801cfea94a8 R14: dffffc0000000000 R15: ffff8801daf07c60
[ 66.457328] FS: 0000000001678880(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000
[ 66.465539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 66.471402] CR2: ffffffff8c3f7968 CR3: 00000001cae8d000 CR4: 00000000001406f0
[ 66.478653] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 66.485901] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 67.187000] Shutting down cpus with NMI
[ 67.191539] Dumping ftrace buffer:
[ 67.195059] (ftrace buffer empty)
[ 67.198744] Kernel Offset: disabled
[ 67.202344] Rebooting in 86400 seconds..