| What | Removed | Added |
|---|---|---|
| CC | paravoid@debian.org |
Comment # 3
on bug 91960
from Faidon Liambotis
Also experiencing this on a Lenovo ThinkPad T450s, with Debian's 4.4.0 and 4.4.2 kernels: Feb 18 20:07:58 donald kernel: [ 818.264555] Unclaimed register detected after reading register 0x22370 Feb 18 20:22:19 donald kernel: [ 635.159463] Unclaimed register detected after reading register 0x22384 Feb 18 23:45:33 donald kernel: [ 5693.502739] Unclaimed register detected before writing to register 0x223a0 Feb 21 02:35:51 donald kernel: [ 5811.617670] Unclaimed register detected after reading register 0x22380 Feb 21 13:36:50 donald kernel: [ 3314.585233] Unclaimed register detected after reading register 0x22380 Feb 18 23:45:33 donald kernel: [ 5693.502719] ------------[ cut here ]------------ Feb 18 23:45:33 donald kernel: [ 5693.502738] WARNING: CPU: 0 PID: 9287 at /tmp/buildd/linux-4.4/drivers/gpu/drm/i915/intel_uncore.c:619 hsw_unclaimed_reg_debug+0x69/0x 90 [i915]() Feb 18 23:45:33 donald kernel: [ 5693.502739] Unclaimed register detected before writing to register 0x223a0 Feb 18 23:45:33 donald kernel: [ 5693.502740] Modules linked in: rpcsec_gss_krb5 auth_rpcgss oid_registry nfsv4 dns_resolver nfs lockd grace sunrpc fscache usb_serial_s imple usbserial ctr ccm rfcomm joydev bnep arc4 intel_rapl iosf_mbi x86_pkg_temp_thermal intel_powerclamp coretemp kvm iTCO_wdt iwlmvm iTCO_vendor_support irqbypass mac 80211 psmouse serio_raw sg pcspkr iwlwifi i2c_i801 cdc_mbim cdc_wdm rtsx_pci_ms cfg80211 lpc_ich memstick uvcvideo shpchp videobuf2_vmalloc videobuf2_memops videobuf2_v 4l2 videobuf2_core v4l2_common btusb cdc_ncm btrtl cdc_acm usbnet mii btbcm videodev btintel media bluetooth mei_me mei snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda _codec_generic snd_hda_intel thinkpad_acpi snd_hda_codec ac nvram battery snd_hda_core rfkill snd_hwdep snd_pcm snd_timer snd soundcore evdev tpm_tis tpm processor auto fs4 ext4 crc16 mbcache jbd2 algif_skcipher af_alg dm_crypt dm_mod sd_mod crct10dif_pclmul crc32_pclmul crc32c_intel jitterentropy_rng sha256_ssse3 sha256_generic hmac r tsx_pci_sdmmc mmc_core drbg ansi_cprng aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd ahci libahci e1000e ptp i915 pps_core libata i2c_algo_bit xhci _pci ehci_pci xhci_hcd drm_kms_helper scsi_mod ehci_hcd rtsx_pci usbcore mfd_core drm usb_common thermal wmi video button Feb 18 23:45:33 donald kernel: [ 5693.502789] CPU: 0 PID: 9287 Comm: Xorg Tainted: G W 4.4.0-1-amd64 #1 Debian 4.4-1~wmf1 Feb 18 23:45:33 donald kernel: [ 5693.502790] Hardware name: LENOVO 20BX000TGM/20BX000TGM, BIOS JBET55WW (1.20 ) 12/23/2015 Feb 18 23:45:33 donald kernel: [ 5693.502791] 0000000000000000 00000000c50d38a8 ffffffff812e8ce9 ffff88035dc03dc0 Feb 18 23:45:33 donald kernel: [ 5693.502792] ffffffff81076b91 ffff88034a330000 ffff88035dc03e18 00000000000223a0 Feb 18 23:45:33 donald kernel: [ 5693.502794] 00000000000223a0 0000000000000046 ffffffff81076c1c ffffffffa03581b0 Feb 18 23:45:33 donald kernel: [ 5693.502795] Call Trace: Feb 18 23:45:33 donald kernel: [ 5693.502796] <IRQ> [<ffffffff812e8ce9>] ? dump_stack+0x40/0x57 Feb 18 23:45:33 donald kernel: [ 5693.502802] [<ffffffff81076b91>] ? warn_slowpath_common+0x81/0xb0 Feb 18 23:45:33 donald kernel: [ 5693.502804] [<ffffffff81076c1c>] ? warn_slowpath_fmt+0x5c/0x80 Feb 18 23:45:33 donald kernel: [ 5693.502814] [<ffffffffa02d5083>] ? gen6_read32+0xd3/0x180 [i915] Feb 18 23:45:33 donald kernel: [ 5693.502835] [<ffffffffa02d2b49>] ? hsw_unclaimed_reg_debug+0x69/0x90 [i915] Feb 18 23:45:33 donald kernel: [ 5693.502845] [<ffffffffa02d7838>] ? gen8_write32+0x58/0x1a0 [i915] Feb 18 23:45:33 donald kernel: [ 5693.502851] [<ffffffffa0287a45>] ? gen8_gt_irq_handler+0x215/0x240 [i915] Feb 18 23:45:33 donald kernel: [ 5693.502857] [<ffffffffa0287b0e>] ? gen8_irq_handler+0x9e/0x6f0 [i915] Feb 18 23:45:33 donald kernel: [ 5693.502860] [<ffffffff810c970d>] ? handle_irq_event_percpu+0x6d/0x180 Feb 18 23:45:33 donald kernel: [ 5693.502862] [<ffffffff810c9859>] ? handle_irq_event+0x39/0x60 Feb 18 23:45:33 donald kernel: [ 5693.502864] [<ffffffff810ccc2b>] ? handle_edge_irq+0x7b/0x140 Feb 18 23:45:33 donald kernel: [ 5693.502865] [<ffffffff810180cc>] ? handle_irq+0x1c/0x30 Feb 18 23:45:33 donald kernel: [ 5693.502868] [<ffffffff8158a1d6>] ? do_IRQ+0x46/0xd0 Feb 18 23:45:33 donald kernel: [ 5693.502870] [<ffffffff81588302>] ? common_interrupt+0x82/0x82 Feb 18 23:45:33 donald kernel: [ 5693.502870] <EOI> [<ffffffffa02ab69e>] ? i915_gem_do_execbuffer.isra.25+0x7be/0x1270 [i915] Feb 18 23:45:33 donald kernel: [ 5693.502889] [<ffffffffa02ab805>] ? i915_gem_do_execbuffer.isra.25+0x925/0x1270 [i915] Feb 18 23:45:33 donald kernel: [ 5693.502891] [<ffffffff8152c781>] ? unix_stream_sendmsg+0x3b1/0x3e0 Feb 18 23:45:33 donald kernel: [ 5693.502900] [<ffffffffa02acd7c>] ? i915_gem_execbuffer2+0xac/0x230 [i915] Feb 18 23:45:33 donald kernel: [ 5693.502907] [<ffffffffa004f496>] ? drm_ioctl+0x126/0x490 [drm] Feb 18 23:45:33 donald kernel: [ 5693.502915] [<ffffffffa02accd0>] ? i915_gem_execbuffer+0x300/0x300 [i915] Feb 18 23:45:33 donald kernel: [ 5693.502918] [<ffffffff811e9656>] ? do_vfs_ioctl+0x2d6/0x4b0 Feb 18 23:45:33 donald kernel: [ 5693.502919] [<ffffffff811e98a6>] ? SyS_ioctl+0x76/0x90 Feb 18 23:45:33 donald kernel: [ 5693.502921] [<ffffffff815877f6>] ? system_call_fast_compare_end+0xc/0x6b Feb 18 23:45:33 donald kernel: [ 5693.502922] ---[ end trace 62eab8e72842e940 ]--- Feb 21 13:36:50 donald kernel: [ 3314.585209] ------------[ cut here ]------------ Feb 21 13:36:50 donald kernel: [ 3314.585231] WARNING: CPU: 0 PID: 11491 at /build/linux-he22YB/linux-4.4.2/drivers/gpu/drm/i915/intel_uncore.c:619 hsw_unclaimed_reg_de bug+0x65/0x80 [i915]() Feb 21 13:36:50 donald kernel: [ 3314.585233] Unclaimed register detected after reading register 0x22380 Feb 21 13:36:50 donald kernel: [ 3314.585235] Modules linked in: usb_serial_simple usbserial ctr ccm rfcomm joydev bnep intel_rapl iosf_mbi iTCO_wdt iTCO_vendor_support arc4 x86_pkg_temp_thermal intel_powerclamp coretemp kvm iwlmvm irqbypass mac80211 psmouse serio_raw pcspkr intel_pch_thermal i2c_i801 sg lpc_ich uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 iwlwifi videobuf2_core v4l2_common rtsx_pci_ms btusb btrtl cfg80211 memstick videodev btbcm btintel media snd_hda_codec_hdmi bluetooth cdc_mbim cdc_wdm shpchp cdc_ncm snd_hda_codec_realtek usbnet snd_hda_codec_generic mii cdc_acm snd_hda_intel snd_hda_codec snd_hda_core snd_hwdep snd_pcm mei_me snd_timer mei thinkpad_acpi nvram snd soundcore rfkill battery ac evdev tpm_tis tpm processor acpi_call(O) parport_pc ppdev lp parport autofs4 ext4 crc16 mbcache jbd2 algif_skcipher af_alg dm_crypt dm_mod sd_mod crct10dif_pclmul crc32_pclmul crc32c_intel rtsx_pci_sdmmc mmc_core jitterentropy_rng sha256_ssse3 sha256_generic hmac drbg ansi_cprng aesni_intel ahci libahci aes_x86_64 lrw gf128mul glue_helper ablk_helper ehci_pci cryptd ehci_hcd e1000e ptp i915 pps_core libata i2c_algo_bit xhci_pci drm_kms_helper scsi_mod xhci_hcd rtsx_pci mfd_core usbcore drm usb_common thermal wmi fjes video button Feb 21 13:36:50 donald kernel: [ 3314.585302] CPU: 0 PID: 11491 Comm: chromium Tainted: G W O 4.4.0-1-amd64 #1 Debian 4.4.2-2 Feb 21 13:36:50 donald kernel: [ 3314.585304] Hardware name: LENOVO 20BX000TGM/20BX000TGM, BIOS JBET55WW (1.20 ) 12/23/2015 Feb 21 13:36:50 donald kernel: [ 3314.585305] 0000000000000000 0000000006381811 ffffffff812e7679 ffff88035dc03d70 Feb 21 13:36:50 donald kernel: [ 3314.585307] ffffffff8107632d ffff880349e60000 ffff88035dc03dc8 ffff880349e60080 Feb 21 13:36:50 donald kernel: [ 3314.585310] 0000000000000001 0000000000000046 ffffffff810763bc ffffffffa030f4e8 Feb 21 13:36:50 donald kernel: [ 3314.585312] Call Trace: Feb 21 13:36:50 donald kernel: [ 3314.585313] <IRQ> [<ffffffff812e7679>] ? dump_stack+0x40/0x57 Feb 21 13:36:50 donald kernel: [ 3314.585321] [<ffffffff8107632d>] ? warn_slowpath_common+0x7d/0xb0 Feb 21 13:36:50 donald kernel: [ 3314.585323] [<ffffffff810763bc>] ? warn_slowpath_fmt+0x5c/0x80 Feb 21 13:36:50 donald kernel: [ 3314.585336] [<ffffffffa028b7a5>] ? hsw_unclaimed_reg_debug+0x65/0x80 [i915] Feb 21 13:36:50 donald kernel: [ 3314.585348] [<ffffffffa028dde8>] ? gen6_read32+0xc8/0x180 [i915] Feb 21 13:36:50 donald kernel: [ 3314.585359] [<ffffffffa0281f04>] ? intel_lrc_irq_handler+0xc4/0x230 [i915] Feb 21 13:36:50 donald kernel: [ 3314.585367] [<ffffffffa0240aac>] ? gen8_gt_irq_handler+0x20c/0x240 [i915] Feb 21 13:36:50 donald kernel: [ 3314.585374] [<ffffffffa0240b7d>] ? gen8_irq_handler+0x9d/0x6f0 [i915] Feb 21 13:36:50 donald kernel: [ 3314.585377] [<ffffffff810c8b9d>] ? handle_irq_event_percpu+0x6d/0x170 Feb 21 13:36:50 donald kernel: [ 3314.585379] [<ffffffff810c8cd9>] ? handle_irq_event+0x39/0x60 Feb 21 13:36:50 donald kernel: [ 3314.585381] [<ffffffff810cc0bb>] ? handle_edge_irq+0x7b/0x140 Feb 21 13:36:50 donald kernel: [ 3314.585384] [<ffffffff81017ea9>] ? handle_irq+0x19/0x30 Feb 21 13:36:50 donald kernel: [ 3314.585387] [<ffffffff8158c296>] ? do_IRQ+0x46/0xd0 Feb 21 13:36:50 donald kernel: [ 3314.585389] [<ffffffff8158a3c2>] ? common_interrupt+0x82/0x82 Feb 21 13:36:50 donald kernel: [ 3314.585390] <EOI> Feb 21 13:36:50 donald kernel: [ 3314.585391] ---[ end trace d0ef44d32ab0c1be ]---
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