Bug 1272285

Summary: [X1 Carbon] WARNING: CPU: 1 PID: 7390 at drivers/gpu/drm/i915/intel_uncore.c:566 hsw_unclaimed_reg_debug+0x79/0xa0 [i915]()
Product: [Fedora] Fedora Reporter: Qiao Zhao <qzhao>
Component: xorg-x11-drv-intelAssignee: Adam Jackson <ajax>
Status: CLOSED EOL QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: unspecified    
Version: 22CC: ajax, gansalmon, itamar, jonathan, kernel-maint, madhu.chinakonda, mchehab, xgl-maint
Target Milestone: ---   
Target Release: ---   
Hardware: x86_64   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2016-07-19 19:20:11 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description Qiao Zhao 2015-10-16 00:35:34 UTC 
Description of problem:
Like summary, my laptop always occur system warning,
[log]
[   12.526531] fuse init (API version 7.23)
[   14.026449] show_signal_msg: 216 callbacks suppressed
[   14.026453] sogou-qimpanel[2041]: segfault at 0 ip           (null) sp 00007ffec0a86128 error 14 in sogou-qimpanel[400000+1a2000]
[   24.329370] usb 1-6: reset full-speed USB device number 2 using xhci_hcd
[   45.433927] tun: Universal TUN/TAP device driver, 1.6
[   45.433929] tun: (C) 1999-2004 Max Krasnyansky <maxk>
[  416.649976] Adjusting tsc more than 11% (5419139 vs 7179150)
[ 1210.907442] CPU0: Core temperature above threshold, cpu clock throttled (total events = 1)
[ 1210.907443] CPU1: Core temperature above threshold, cpu clock throttled (total events = 1)
[ 1210.907444] CPU3: Package temperature above threshold, cpu clock throttled (total events = 1)
[ 1210.907446] CPU2: Package temperature above threshold, cpu clock throttled (total events = 1)
[ 1210.907446] CPU1: Package temperature above threshold, cpu clock throttled (total events = 1)
[ 1210.907455] CPU0: Package temperature above threshold, cpu clock throttled (total events = 1)
[ 1210.912458] CPU0: Core temperature/speed normal
[ 1210.912460] CPU2: Package temperature/speed normal
[ 1210.912461] CPU3: Package temperature/speed normal
[ 1210.912462] CPU1: Core temperature/speed normal
[ 1210.912465] CPU1: Package temperature/speed normal
[ 1210.912469] CPU0: Package temperature/speed normal
[ 1362.399393] ------------[ cut here ]------------
[ 1362.399422] WARNING: CPU: 1 PID: 7390 at drivers/gpu/drm/i915/intel_uncore.c:566 hsw_unclaimed_reg_debug+0x79/0xa0 [i915]()
[ 1362.399423] Unclaimed register detected after writing to register 0x44308
[ 1362.399424] Modules linked in: tun fuse ccm ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ebtable_nat ebtable_broute bridge ebtable_filter ebtables ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw intel_rapl iosf_mbi x86_pkg_temp_thermal arc4 coretemp kvm_intel kvm iTCO_wdt iTCO_vendor_support uvcvideo videobuf2_vmalloc snd_hda_codec_realtek snd_hda_codec_generic iwlmvm crct10dif_pclmul videobuf2_core snd_hda_codec_hdmi crc32_pclmul mac80211 snd_hda_intel crc32c_intel videobuf2_memops snd_hda_controller snd_hda_codec ghash_clmulni_intel v4l2_common snd_hda_core snd_hwdep snd_seq videodev
[ 1362.399441]  iwlwifi snd_seq_device btusb joydev btbcm cfg80211 btintel snd_pcm media bluetooth thinkpad_acpi i2c_i801 lpc_ich mfd_core snd_timer mei_me tpm_tis shpchp wmi mei snd tpm rfkill soundcore nfsd auth_rpcgss nfs_acl lockd grace sunrpc 8021q garp stp llc mrp i915 i2c_algo_bit drm_kms_helper e1000e serio_raw drm ptp pps_core video
[ 1362.399455] CPU: 1 PID: 7390 Comm: chrome Not tainted 4.1.8-200.fc22.x86_64 #1
[ 1362.399456] Hardware name: LENOVO 20BTS1N70F/20BTS1N70F, BIOS N14ET28W (1.06 ) 03/12/2015
[ 1362.399457]  0000000000000000 000000007b6fd132 ffff88022dc43cd8 ffffffff81799a3d
[ 1362.399459]  0000000000000000 ffff88022dc43d30 ffff88022dc43d18 ffffffff810a165a
[ 1362.399461]  ffff88022dc43d48 ffff880221560000 0000000000044308 0000000000044308
[ 1362.399462] Call Trace:
[ 1362.399463]  <IRQ>  [<ffffffff81799a3d>] dump_stack+0x45/0x57
[ 1362.399469]  [<ffffffff810a165a>] warn_slowpath_common+0x8a/0xc0
[ 1362.399470]  [<ffffffff810a16e5>] warn_slowpath_fmt+0x55/0x70
[ 1362.399483]  [<ffffffffa015c3ca>] ? gen8_write32+0x10a/0x1c0 [i915]
[ 1362.399494]  [<ffffffffa0159809>] hsw_unclaimed_reg_debug+0x79/0xa0 [i915]
[ 1362.399503]  [<ffffffffa015c3b6>] gen8_write32+0xf6/0x1c0 [i915]
[ 1362.399513]  [<ffffffffa0147e37>] gen8_gt_irq_handler.isra.15+0x1c7/0x2f0 [i915]
[ 1362.399522]  [<ffffffffa0148002>] gen8_irq_handler+0xa2/0x4a0 [i915]
[ 1362.399524]  [<ffffffff810fa4f7>] handle_irq_event_percpu+0x77/0x1a0
[ 1362.399526]  [<ffffffff810fa65b>] handle_irq_event+0x3b/0x60
[ 1362.399528]  [<ffffffff810fda2e>] handle_edge_irq+0x6e/0x120
[ 1362.399529]  [<ffffffff81017374>] handle_irq+0x74/0x140
[ 1362.399531]  [<ffffffff817a2d4f>] do_IRQ+0x4f/0xf0
[ 1362.399533]  [<ffffffff817a0b2e>] common_interrupt+0x6e/0x6e
[ 1362.399533]  <EOI> 
[ 1362.399535] ---[ end trace 85ca4951e17619b9 ]---

[\log]

Version-Release number of selected component (if applicable):
kernel-4.1.8-200.fc22.x86_64


How reproducible:
always

Steps to Reproduce:
1.
2.
3.

Actual results:


Expected results:


Additional info:
$ lspci -v
00:00.0 Host bridge: Intel Corporation Broadwell-U Host Bridge -OPI (rev 09)
	Subsystem: Lenovo Device 2227
	Flags: bus master, fast devsel, latency 0
	Capabilities: <access denied>

00:02.0 VGA compatible controller: Intel Corporation Broadwell-U Integrated Graphics (rev 09) (prog-if 00 [VGA controller])
	Subsystem: Lenovo Device 2227
	Flags: bus master, fast devsel, latency 0, IRQ 45
	Memory at f0000000 (64-bit, non-prefetchable) [size=16M]
	Memory at e0000000 (64-bit, prefetchable) [size=256M]
	I/O ports at 3000 [size=64]
	Expansion ROM at <unassigned> [disabled]
	Capabilities: <access denied>
	Kernel driver in use: i915
	Kernel modules: i915

00:03.0 Audio device: Intel Corporation Broadwell-U Audio Controller (rev 09)
	Subsystem: Lenovo Device 2227
	Flags: bus master, fast devsel, latency 0, IRQ 49
	Memory at f1130000 (64-bit, non-prefetchable) [size=16K]
	Capabilities: <access denied>
	Kernel driver in use: snd_hda_intel
	Kernel modules: snd_hda_intel

00:14.0 USB controller: Intel Corporation Wildcat Point-LP USB xHCI Controller (rev 03) (prog-if 30 [XHCI])
	Subsystem: Lenovo Device 2227
	Flags: bus master, medium devsel, latency 0, IRQ 43
	Memory at f1120000 (64-bit, non-prefetchable) [size=64K]
	Capabilities: <access denied>
	Kernel driver in use: xhci_hcd

00:16.0 Communication controller: Intel Corporation Wildcat Point-LP MEI Controller #1 (rev 03)
	Subsystem: Lenovo Device 2227
	Flags: bus master, fast devsel, latency 0, IRQ 46
	Memory at f1139000 (64-bit, non-prefetchable) [size=32]
	Capabilities: <access denied>
	Kernel driver in use: mei_me
	Kernel modules: mei_me

00:19.0 Ethernet controller: Intel Corporation Ethernet Connection (3) I218-LM (rev 03)
	Subsystem: Lenovo Device 2227
	Flags: bus master, fast devsel, latency 0, IRQ 44
	Memory at f1100000 (32-bit, non-prefetchable) [size=128K]
	Memory at f113e000 (32-bit, non-prefetchable) [size=4K]
	I/O ports at 3080 [size=32]
	Capabilities: <access denied>
	Kernel driver in use: e1000e
	Kernel modules: e1000e

00:1b.0 Audio device: Intel Corporation Wildcat Point-LP High Definition Audio Controller (rev 03)
	Subsystem: Lenovo Device 2227
	Flags: bus master, fast devsel, latency 32, IRQ 48
	Memory at f1134000 (64-bit, non-prefetchable) [size=16K]
	Capabilities: <access denied>
	Kernel driver in use: snd_hda_intel
	Kernel modules: snd_hda_intel

00:1c.0 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #2 (rev e3) (prog-if 00 [Normal decode])
	Flags: bus master, fast devsel, latency 0, IRQ 17
	Bus: primary=00, secondary=03, subordinate=03, sec-latency=0
	I/O behind bridge: 00002000-00002fff
	Memory behind bridge: d0100000-d02fffff
	Prefetchable memory behind bridge: 00000000d0300000-00000000d04fffff
	Capabilities: <access denied>
	Kernel driver in use: pcieport
	Kernel modules: shpchp

00:1c.1 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #3 (rev e3) (prog-if 00 [Normal decode])
	Flags: bus master, fast devsel, latency 0, IRQ 18
	Bus: primary=00, secondary=04, subordinate=04, sec-latency=0
	Memory behind bridge: f1000000-f10fffff
	Capabilities: <access denied>
	Kernel driver in use: pcieport
	Kernel modules: shpchp

00:1d.0 USB controller: Intel Corporation Wildcat Point-LP USB EHCI Controller (rev 03) (prog-if 20 [EHCI])
	Subsystem: Lenovo Device 2227
	Flags: bus master, medium devsel, latency 0, IRQ 23
	Memory at f113d000 (32-bit, non-prefetchable) [size=1K]
	Capabilities: <access denied>
	Kernel driver in use: ehci-pci

00:1f.0 ISA bridge: Intel Corporation Wildcat Point-LP LPC Controller (rev 03)
	Subsystem: Lenovo Device 2227
	Flags: bus master, medium devsel, latency 0
	Capabilities: <access denied>
	Kernel driver in use: lpc_ich
	Kernel modules: lpc_ich

00:1f.2 SATA controller: Intel Corporation Wildcat Point-LP SATA Controller [AHCI Mode] (rev 03) (prog-if 01 [AHCI 1.0])
	Subsystem: Lenovo Device 2227
	Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 42
	I/O ports at 30a8 [size=8]
	I/O ports at 30bc [size=4]
	I/O ports at 30a0 [size=8]
	I/O ports at 30b8 [size=4]
	I/O ports at 3060 [size=32]
	Memory at f113c000 (32-bit, non-prefetchable) [size=2K]
	Capabilities: <access denied>
	Kernel driver in use: ahci

00:1f.3 SMBus: Intel Corporation Wildcat Point-LP SMBus Controller (rev 03)
	Subsystem: Lenovo Device 2227
	Flags: medium devsel, IRQ 18
	Memory at f1138000 (64-bit, non-prefetchable) [size=256]
	I/O ports at efa0 [size=32]
	Kernel driver in use: i801_smbus
	Kernel modules: i2c_i801

00:1f.6 Signal processing controller: Intel Corporation Wildcat Point-LP Thermal Management Controller (rev 03)
	Subsystem: Lenovo Device 2227
	Flags: bus master, fast devsel, latency 0, IRQ 10
	Memory at f113b000 (64-bit, non-prefetchable) [size=4K]
	Capabilities: <access denied>

04:00.0 Network controller: Intel Corporation Wireless 7265 (rev 59)
	Subsystem: Intel Corporation Dual Band Wireless-AC 7265
	Flags: bus master, fast devsel, latency 0, IRQ 47
	Memory at f1000000 (64-bit, non-prefetchable) [size=8K]
	Capabilities: <access denied>
	Kernel driver in use: iwlwifi
	Kernel modules: iwlwifi
Comment 1 Qiao Zhao 2015-10-26 10:39:33 UTC 
kernel-4.2.3-200.fc22.x86_64 still exist this problem.
Comment 2 Qiao Zhao 2015-10-27 02:37:01 UTC 
I notice dmesg log occur some worning/error message
[log]
[  425.277072] tun: Universal TUN/TAP device driver, 1.6
[  425.277074] tun: (C) 1999-2004 Max Krasnyansky <maxk>
[  513.501861] CPU0: Core temperature above threshold, cpu clock throttled (total events = 1)
[  513.501863] CPU2: Package temperature above threshold, cpu clock throttled (total events = 1)
[  513.501864] CPU1: Core temperature above threshold, cpu clock throttled (total events = 1)
[  513.501865] CPU3: Package temperature above threshold, cpu clock throttled (total events = 1)
[  513.501867] CPU1: Package temperature above threshold, cpu clock throttled (total events = 1)
[  513.501871] CPU0: Package temperature above threshold, cpu clock throttled (total events = 1)
[  513.502864] CPU1: Core temperature/speed normal
[  513.502865] CPU0: Core temperature/speed normal
[  513.502866] CPU2: Package temperature/speed normal
[  513.502867] CPU3: Package temperature/speed normal
[  513.502869] CPU0: Package temperature/speed normal
[  513.502873] CPU1: Package temperature/speed normal
[  540.114693] wlp4s0: Limiting TX power to 17 dBm as advertised by 64:e9:50:33:02:6e
[  559.657714] wlp4s0: Limiting TX power to 17 dBm as advertised by 64:e9:50:33:02:6e
[  602.700081] mce: [Hardware Error]: Machine check events logged
[  899.845253] wlp4s0: Limiting TX power to 17 dBm as advertised by 64:e9:50:33:02:6e
[  919.702691] wlp4s0: Limiting TX power to 17 dBm as advertised by 64:e9:50:33:02:6e
[ 1079.711248] wlp4s0: Limiting TX power to 17 dBm as advertised by 64:e9:50:33:02:6e
[ 1099.254665] wlp4s0: Limiting TX power to 17 dBm as advertised by 64:e9:50:33:02:6e
[ 1179.681877] CPU1: Core temperature above threshold, cpu clock throttled (total events = 6)
[ 1179.681888] CPU0: Core temperature above threshold, cpu clock throttled (total events = 6)
[ 1179.681891] CPU0: Package temperature above threshold, cpu clock throttled (total events = 6)
[ 1179.681894] CPU3: Package temperature above threshold, cpu clock throttled (total events = 6)
[ 1179.681895] CPU2: Package temperature above threshold, cpu clock throttled (total events = 6)
[ 1179.681896] CPU1: Package temperature above threshold, cpu clock throttled (total events = 6)
[ 1179.682874] CPU0: Core temperature/speed normal
[ 1179.682875] CPU2: Package temperature/speed normal
[ 1179.682876] CPU1: Core temperature/speed normal
[ 1179.682876] CPU3: Package temperature/speed normal
[ 1179.682878] CPU1: Package temperature/speed normal
[ 1179.682882] CPU0: Package temperature/speed normal
[ 1203.004208] mce: [Hardware Error]: Machine check events logged
[ 1439.441820] wlp4s0: Limiting TX power to 17 dBm as advertised by 64:e9:50:33:02:6e
[ 1459.403619] wlp4s0: Limiting TX power to 17 dBm as advertised by 64:e9:50:33:02:6e
[ 1799.172771] wlp4s0: Limiting TX power to 17 dBm as advertised by 64:e9:50:33:02:6e
[ 1818.403054] wlp4s0: Limiting TX power to 17 dBm as advertised by 64:e9:50:33:02:6e
[ 2086.581469] wlp4s0: Limiting TX power to 20 dBm as advertised by 64:e9:50:33:02:6e

[/log]

Maybe is useful information.
Comment 3 Fedora End Of Life 2016-07-19 19:20:11 UTC 
Fedora 22 changed to end-of-life (EOL) status on 2016-07-19. Fedora 22 is
no longer maintained, which means that it will not receive any further
security or bug fix updates. As a result we are closing this bug.

If you can reproduce this bug against a currently maintained version of
Fedora please feel free to reopen this bug against that version. If you
are unable to reopen this bug, please file a new report against the
current release. If you experience problems, please add a comment to this
bug.

Thank you for reporting this bug and we are sorry it could not be fixed.