We are seeing this same issue in AWS with 16.04 Xenial and 4.8.0-39-generic on g2.8xlarge instances: [ 37.191160] BUG: unable to handle kernel paging request at 0000220900000013 [ 37.192105] IP: [] rapl_cpu_online+0x63/0x71 [intel_rapl_perf] [ 37.192105] PGD 0 [ 37.192105] Oops: 0002 [#1] SMP [ 37.192105] Modules linked in: intel_rapl_perf(+) ib_iser sunrpc rdma_cm iw_cm ib_cm ib_core configfs iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 btrfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear nvidia_drm(POE) nvidia_modeset(POE) cirrus ttm crct10dif_pclmul crc32_pclmul drm_kms_helper ghash_clmulni_intel syscopyarea aesni_intel aes_x86_64 sysfillrect lrw sysimgblt glue_helper fb_sys_fops ablk_helper nvidia(POE) cryptd drm psmouse pata_acpi floppy fjes [ 37.220096] CPU: 16 PID: 104 Comm: cpuhp/16 Tainted: P OE 4.8.0-39-generic #42~16.04.1-Ubuntu [ 37.220096] Hardware name: Xen HVM domU, BIOS 4.2.amazon 11/11/2016 [ 37.220096] task: ffff9e6f5c8aac40 task.stack: ffff9e6f5c8e4000 [ 37.220096] RIP: 0010:[] [] rapl_cpu_online+0x63/0x71 [intel_rapl_perf] [ 37.220096] RSP: 0018:ffff9e6f5c8e7e18 EFLAGS: 00010202 [ 37.220096] RAX: 0000000000000200 RBX: ffffffffc0705730 RCX: 0000000000000000 [ 37.220096] RDX: 0000000000000200 RSI: 0000000000000200 RDI: 0000000000000200 [ 37.220096] RBP: ffff9e6f5c8e7e30 R08: 0000000000000000 R09: 0000000000000001 [ 37.220096] R10: 0000000000000000 R11: 0000000000000001 R12: 000022090000000b [ 37.220096] R13: 0000000000000010 R14: ffff9e6f6040daa0 R15: 0000000000000000 [ 37.220096] FS: 0000000000000000(0000) GS:ffff9e6f60400000(0000) knlGS:0000000000000000 [ 37.220096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.220096] CR2: 0000220900000013 CR3: 000000078f468000 CR4: 00000000001406e0 [ 37.220096] Stack: [ 37.220096] ffffffffc0705730 0000000000000010 000000000000004e ffff9e6f5c8e7e70 [ 37.220096] ffffffff8ea83d86 ffff9e6f6040daa0 ffff9e6f6040daa0 0000000000000010 [ 37.220096] ffffffff8f83df60 ffff9e6f5d2a40f0 ffff9e67d5019300 ffff9e6f5c8e7e90 [ 37.220096] Call Trace: [ 37.220096] [] ? rapl_cpu_prepare+0x100/0x100 [intel_rapl_perf] [ 37.220096] [] cpuhp_invoke_callback+0x46/0x110 [ 37.220096] [] cpuhp_thread_fun+0x41/0x100 [ 37.220096] [] smpboot_thread_fn+0x105/0x160 [ 37.220096] [] ? sort_range+0x30/0x30 [ 37.220096] [] kthread+0xd8/0xf0 [ 37.220096] [] ret_from_fork+0x1f/0x40 [ 37.220096] [] ? kthread_create_on_node+0x1e0/0x1e0 [ 37.220096] Code: 23 00 00 4c 8b a4 ca 10 01 00 00 48 c7 c2 80 a0 00 00 48 01 c2 e8 6e 86 72 ce 3b 05 fc 97 25 cf 7c 0e f0 4c 0f ab 2d 4d 23 00 00 <45> 89 6c 24 08 5b 31 c0 41 5c 41 5d 5d c3 0f 1f 44 00 00 55 48 [ 37.220096] RIP [] rapl_cpu_online+0x63/0x71 [intel_rapl_perf] [ 37.220096] RSP [ 37.220096] CR2: 0000220900000013 [ 37.220096] ---[ end trace eeeab5be1b52e91d ]--- [ 37.393279] BUG: unable to handle kernel paging request at 000000006644dc63 [ 37.397252] IP: [] __wake_up_common+0x2b/0x90 [ 37.397252] PGD 0 [ 37.397252] Oops: 0000 [#2] SMP [ 37.397252] Modules linked in: intel_rapl_perf(+) ib_iser sunrpc rdma_cm iw_cm ib_cm ib_core configfs iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 btrfs raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear nvidia_drm(POE) nvidia_modeset(POE) cirrus ttm crct10dif_pclmul crc32_pclmul drm_kms_helper ghash_clmulni_intel syscopyarea aesni_intel aes_x86_64 sysfillrect lrw sysimgblt glue_helper fb_sys_fops ablk_helper nvidia(POE) cryptd drm psmouse pata_acpi floppy fjes [ 37.397252] CPU: 16 PID: 104 Comm: cpuhp/16 Tainted: P D OE 4.8.0-39-generic #42~16.04.1-Ubuntu [ 37.397252] Hardware name: Xen HVM domU, BIOS 4.2.amazon 11/11/2016 [ 37.397252] task: ffff9e6f5c8aac40 task.stack: ffff9e6f5c8e4000 [ 37.397252] RIP: 0010:[] [] __wake_up_common+0x2b/0x90 [ 37.397252] RSP: 0018:ffff9e6f5c8e7e38 EFLAGS: 00010082 [ 37.397252] RAX: 0000000000000282 RBX: ffff9e6f5c8e7f10 RCX: 0000000000000000 [ 37.397252] RDX: 000000006644dc63 RSI: 0000000000000003 RDI: ffff9e6f5c8e7f10 [ 37.397252] RBP: ffff9e6f5c8e7e70 R08: 0000000000000000 R09: 0000000000000000 [ 37.397252] R10: 0000000000000000 R11: 00000000000002cc R12: ffff9e6f5c8e7f18 [ 37.397252] R13: 0000000000000282 R14: 0000000000000046 R15: 0000000000000003 [ 37.397252] FS: 0000000000000000(0000) GS:ffff9e6f60400000(0000) knlGS:0000000000000000 [ 37.397252] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.397252] CR2: 000000006644dc63 CR3: 000000078f468000 CR4: 00000000001406e0 [ 37.397252] Stack: [ 37.397252] 0000000100000000 0000000000000000 ffff9e6f5c8e7f10 ffff9e6f5c8e7f08 [ 37.397252] 0000000000000282 0000000000000046 0000220900000013 ffff9e6f5c8e7e80 [ 37.397252] ffffffff8eac6e43 ffff9e6f5c8e7ea8 ffffffff8eac78c7 ffff9e6f5c8ab398 [ 37.397252] Call Trace: [ 37.397252] [] __wake_up_locked+0x13/0x20 [ 37.397252] [] complete+0x37/0x50 [ 37.397252] [] mm_release+0xbf/0x140 [ 37.397252] [] do_exit+0x14d/0xb50 [ 37.397252] [] rewind_stack_do_exit+0x17/0x20 [ 37.397252] [] ? kthread_create_on_node+0x1e0/0x1e0 [ 37.397252] Code: 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 4c 8d 67 08 53 41 89 f7 48 83 ec 10 89 55 cc 48 8b 57 08 4c 89 45 d0 49 39 d4 <48> 8b 32 74 45 41 89 ce 48 8d 42 e8 4c 8d 6e e8 eb 03 49 89 d5 [ 37.397252] RIP [] __wake_up_common+0x2b/0x90 [ 37.397252] RSP [ 37.397252] CR2: 000000006644dc63 [ 37.397252] ---[ end trace eeeab5be1b52e91e ]---