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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [BAT] unchecked MSR access error: (RD|WR)MSR from/to 0x1b0 at rIP: 0xffffffff81030a4f (init_intel_energy_perf)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=102365#c17">Comment # 17</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [BAT] unchecked MSR access error: (RD|WR)MSR from/to 0x1b0 at rIP: 0xffffffff81030a4f (init_intel_energy_perf)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=102365">bug 102365</a>
from <span class="vcard"><a class="email" href="mailto:marta.lofstedt@intel.com" title="Marta Löfstedt <marta.lofstedt@intel.com>"> <span class="fn">Marta Löfstedt</span></a>
</span></b>
<pre><a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3992/shard-snb5/igt@kms_cursor_crc@cursor-128x128-suspend.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3992/shard-snb5/igt@kms_cursor_crc@cursor-128x128-suspend.html</a>
[ 134.511579] unchecked MSR access error: RDMSR from 0x1b0 at rIP:
0xffffffff8102e236 (init_intel_energy_perf.part.3+0x6/0xa0)
[ 134.511580] Call Trace:
[ 134.511584] syscore_resume+0x58/0x310
[ 134.511589] suspend_devices_and_enter+0xa37/0xcc0
[ 134.511596] pm_suspend+0x4e3/0x9d0
[ 134.511601] state_store+0x6d/0xd0
[ 134.511606] kernfs_fop_write+0xfe/0x180
[ 134.511611] __vfs_write+0x1e/0x130
[ 134.511615] ? rcu_read_lock_sched_held+0x6f/0x80
[ 134.511617] ? rcu_sync_lockdep_assert+0x25/0x50
[ 134.511620] ? __sb_start_write+0xd9/0x1f0
[ 134.511622] ? __sb_start_write+0xf3/0x1f0
[ 134.511627] vfs_write+0xbd/0x1b0
[ 134.511631] SyS_write+0x40/0xa0
[ 134.511636] do_syscall_64+0x65/0x1a0
[ 134.511639] entry_SYSCALL_64_after_hwframe+0x42/0xb7
[ 134.511642] RIP: 0033:0x7fb049bdf154
[ 134.511643] RSP: 002b:00007ffd579d9dc8 EFLAGS: 00000246 ORIG_RAX:
0000000000000001
[ 134.511647] RAX: ffffffffffffffda RBX: 0000000000000004 RCX:
00007fb049bdf154
[ 134.511648] RDX: 0000000000000004 RSI: 00005567d7ca75b0 RDI:
000000000000000a
[ 134.511650] RBP: 00005567d7ca75b0 R08: 00005567d7ca45e0 R09:
00007fb04a0ce540
[ 134.511652] R10: 00005567d7ca2010 R11: 0000000000000246 R12:
00005567d7ca4500
[ 134.511653] R13: 0000000000000004 R14: 00007fb049eb72a0 R15:
00007fb049eb6760
[ 134.511665] unchecked MSR access error: WRMSR to 0x1b0 (tried to write
0x0000000000000006) at rIP: 0xffffffff8102e275
(init_intel_energy_perf.part.3+0x45/0xa0)
[ 134.511666] Call Trace:
[ 134.511669] syscore_resume+0x58/0x310
[ 134.511672] suspend_devices_and_enter+0xa37/0xcc0
[ 134.511679] pm_suspend+0x4e3/0x9d0
[ 134.511683] state_store+0x6d/0xd0
[ 134.511688] kernfs_fop_write+0xfe/0x180
[ 134.511692] __vfs_write+0x1e/0x130
[ 134.511695] ? rcu_read_lock_sched_held+0x6f/0x80
[ 134.511697] ? rcu_sync_lockdep_assert+0x25/0x50
[ 134.511700] ? __sb_start_write+0xd9/0x1f0
[ 134.511702] ? __sb_start_write+0xf3/0x1f0
[ 134.511707] vfs_write+0xbd/0x1b0
[ 134.511711] SyS_write+0x40/0xa0
[ 134.511715] do_syscall_64+0x65/0x1a0
[ 134.511718] entry_SYSCALL_64_after_hwframe+0x42/0xb7
[ 134.511720] RIP: 0033:0x7fb049bdf154
[ 134.511721] RSP: 002b:00007ffd579d9dc8 EFLAGS: 00000246 ORIG_RAX:
0000000000000001
[ 134.511724] RAX: ffffffffffffffda RBX: 0000000000000004 RCX:
00007fb049bdf154
[ 134.511726] RDX: 0000000000000004 RSI: 00005567d7ca75b0 RDI:
000000000000000a
[ 134.511727] RBP: 00005567d7ca75b0 R08: 00005567d7ca45e0 R09:
00007fb04a0ce540
[ 134.511729] R10: 00005567d7ca2010 R11: 0000000000000246 R12:
00005567d7ca4500
[ 134.511731] R13: 0000000000000004 R14: 00007fb049eb72a0 R15:
00007fb049eb6760</pre>
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