All tests - dmesg-warn - unchecked MSR access error: RDMSR from 0x1b0 at rIP: .* (intel_epb_restore.*)

https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_1017/fi-snb-2600/igt@i915_suspend@fence-restore-untiled.html

<6> [124.381345] Disabling non-boot CPUs ...
<6> [124.393172] smpboot: CPU 1 is now offline
<6> [124.403214] smpboot: CPU 2 is now offline
<6> [124.409750] smpboot: CPU 3 is now offline
<6> [124.416929] smpboot: CPU 4 is now offline
<6> [124.422929] smpboot: CPU 5 is now offline
<6> [124.427634] smpboot: CPU 6 is now offline
<6> [124.431972] smpboot: CPU 7 is now offline
<6> [124.434475] ACPI: PM: Low-level resume complete
<6> [124.434502] ACPI: PM: Restoring platform NVS memory
<4> [124.434618] unchecked MSR access error: RDMSR from 0x1b0 at rIP: 0xffffffff8103a69f (intel_epb_restore+0xf/0xa0)
<4> [124.434625] Call Trace:
<4> [124.434628] <TASK>
<4> [124.434632] syscore_resume+0x5c/0x260
<4> [124.434638] suspend_devices_and_enter+0x807/0xaa0
<4> [124.434649] pm_suspend.cold.8+0x2a9/0x2f2
<4> [124.434655] state_store+0x7b/0xe0
<4> [124.434663] kernfs_fop_write_iter+0x11d/0x1c0
<4> [124.434672] new_sync_write+0x120/0x1b0
<4> [124.434687] vfs_write+0x251/0x3b0
<4> [124.434694] ksys_write+0x5a/0xd0
<4> [124.434701] do_syscall_64+0x3a/0xb0
<4> [124.434706] entry_SYSCALL_64_after_hwframe+0x44/0xae
<4> [124.434711] RIP: 0033:0x7ff3f825a1e7
<4> [124.434715] Code: 64 89 02 48 c7 c0 ff ff ff ff eb bb 0f 1f 80 00 00 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
<4> [124.434718] RSP: 002b:00007ffc2f99c238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
<4> [124.434723] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff3f825a1e7
<4> [124.434726] RDX: 0000000000000004 RSI: 00007ff3f9ee6590 RDI: 000000000000000b
<4> [124.434728] RBP: 00007ff3f9ee6590 R08: 0000000000000000 R09: 0000000000000004
<4> [124.434730] R10: 00007ff3f83972a6 R11: 0000000000000246 R12: 0000000000000004
<4> [124.434733] R13: 00007ff3f9ee4540 R14: 00007ff3f83364a0 R15: 00007ff3f83358a0
<4> [124.434749] </TASK>
<4> [124.434752] unchecked MSR access error: WRMSR to 0x1b0 (tried to write 0x0000000000000006) at rIP: 0xffffffff8103a6d0 (intel_epb_restore+0x40/0xa0)
<4> [124.434756] Call Trace:
<4> [124.434758] <TASK>
<4> [124.434761] syscore_resume+0x5c/0x260
<4> [124.434766] suspend_devices_and_enter+0x807/0xaa0
<4> [124.434775] pm_suspend.cold.8+0x2a9/0x2f2
<4> [124.434781] state_store+0x7b/0xe0
<4> [124.434788] kernfs_fop_write_iter+0x11d/0x1c0
<4> [124.434796] new_sync_write+0x120/0x1b0
<4> [124.434810] vfs_write+0x251/0x3b0
<4> [124.434817] ksys_write+0x5a/0xd0
<4> [124.434823] do_syscall_64+0x3a/0xb0
<4> [124.434828] entry_SYSCALL_64_after_hwframe+0x44/0xae
<4> [124.434831] RIP: 0033:0x7ff3f825a1e7
<4> [124.434833] Code: 64 89 02 48 c7 c0 ff ff ff ff eb bb 0f 1f 80 00 00 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
<4> [124.434836] RSP: 002b:00007ffc2f99c238 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
<4> [124.434841] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff3f825a1e7
<4> [124.434843] RDX: 0000000000000004 RSI: 00007ff3f9ee6590 RDI: 000000000000000b
<4> [124.434845] RBP: 00007ff3f9ee6590 R08: 0000000000000000 R09: 0000000000000004
<4> [124.434847] R10: 00007ff3f83972a6 R11: 0000000000000246 R12: 0000000000000004
<4> [124.434850] R13: 00007ff3f9ee4540 R14: 00007ff3f83364a0 R15: 00007ff3f83358a0
<4> [124.434866] </TASK>
<6> [124.435967] Enabling non-boot CPUs ...
<6> [124.436203] x86: Booting SMP configuration:
<6> [124.436213] smpboot: Booting Node 0 Processor 1 APIC 0x2