Created attachment 123300 [details] syslog My dell xps 13 9530 constantly freezes/crashes. Syslog excerpt: Apr 27 11:17:11 abby kernel: [ 20.805047] [drm] stuck on render ring Apr 27 11:17:11 abby kernel: [ 20.805192] [drm] GPU HANG: ecode 9:0:0x85dfbfff, in compiz [1360], reason: Ring hung, action: reset Apr 27 11:17:11 abby kernel: [ 20.805193] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace. Apr 27 11:17:11 abby kernel: [ 20.805193] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel Apr 27 11:17:11 abby kernel: [ 20.805194] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue. Apr 27 11:17:11 abby kernel: [ 20.805195] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it. Apr 27 11:17:11 abby kernel: [ 20.805195] [drm] GPU crash dump saved to /sys/class/drm/card0/error Apr 27 11:17:11 abby kernel: [ 20.805201] ------------[ cut here ]------------ Apr 27 11:17:11 abby kernel: [ 20.805247] WARNING: CPU: 2 PID: 1321 at /home/kernel/COD/linux/drivers/gpu/drm/i915/intel_display.c:11385 intel_mmio_flip_work_func+0x45e/0x490 [i915] Apr 27 11:17:11 abby kernel: [ 20.805248] WARN_ON(__i915_wait_request(mmio_flip->req, mmio_flip->crtc->reset_counter, false, ((void *)0), &mmio_flip->i915->rps.mmioflips)) Apr 27 11:17:11 abby kernel: [ 20.805249] Modules linked in: rfcomm bnep snd_hda_codec_hdmi dell_led snd_hda_codec_realtek snd_hda_codec_generic intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel i2c_designware_platform i2c_designware_core dell_laptop kvm irqbypass dell_wmi crct10dif_pclmul dell_smbios nls_iso8859_1 dcdbas crc32_pclmul snd_soc_skl ghash_clmulni_intel snd_soc_skl_ipc snd_soc_sst_ipc snd_soc_sst_dsp snd_hda_ext_core snd_soc_sst_match brcmfmac snd_soc_core aesni_intel brcmutil snd_compress cfg80211 ac97_bus snd_pcm_dmaengine aes_x86_64 rtsx_pci_ms lrw memstick dw_dmac_core gf128mul glue_helper snd_hda_intel ablk_helper snd_hda_codec cryptd snd_hda_core snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq joydev snd_seq_device serio_raw snd_timer snd soundcore uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_core btusb videodev btrtl shpchp input_leds media idma64 mei_me hid_multitouch virt_dma mei intel_lpss_pci intel_pch_thermal processor_thermal_device intel_soc_dts_iosf hci_uart btbcm btqca btintel bluetooth intel_lpss_acpi int3403_thermal intel_lpss int340x_thermal_zone intel_hid int3400_thermal mac_hid acpi_thermal_rel acpi_pad sparse_keymap acpi_als kfifo_buf industrialio parport_pc ppdev lp parport autofs4 hid_logitech_hidpp hid_generic hid_logitech_dj usbhid rtsx_pci_sdmmc i915 psmouse nvme i2c_algo_bit nvme_core drm_kms_helper syscopyarea rtsx_pci sysfillrect sysimgblt fb_sys_fops ahci drm libahci wmi i2c_hid hid video pinctrl_sunrisepoint pinctrl_intel fjes Apr 27 11:17:11 abby kernel: [ 20.805320] CPU: 2 PID: 1321 Comm: kworker/2:3 Tainted: G U 4.6.0-040600rc3-generic #201604120934 Apr 27 11:17:11 abby kernel: [ 20.805320] Hardware name: Dell Inc. XPS 13 9350/09JHRY, BIOS 1.2.3 01/08/2016 Apr 27 11:17:11 abby kernel: [ 20.805338] Workqueue: events intel_mmio_flip_work_func [i915] Apr 27 11:17:11 abby kernel: [ 20.805339] 0000000000000286 00000000d16fbdf5 ffff880469d9fd18 ffffffff813eee93 Apr 27 11:17:11 abby kernel: [ 20.805344] ffff880469d9fd68 0000000000000000 ffff880469d9fd58 ffffffff810827cb Apr 27 11:17:11 abby kernel: [ 20.805353] 00002c7969d9fd20 ffff88046b1a8f00 ffff8804025f5a00 ffff88046711aac0 Apr 27 11:17:11 abby kernel: [ 20.805359] Call Trace: Apr 27 11:17:11 abby kernel: [ 20.805364] [<ffffffff813eee93>] dump_stack+0x63/0x90 Apr 27 11:17:11 abby kernel: [ 20.805367] [<ffffffff810827cb>] __warn+0xcb/0xf0 Apr 27 11:17:11 abby kernel: [ 20.805368] [<ffffffff8108284f>] warn_slowpath_fmt+0x5f/0x80 Apr 27 11:17:11 abby kernel: [ 20.805371] [<ffffffff8102d8dd>] ? __switch_to+0x40d/0x550 Apr 27 11:17:11 abby kernel: [ 20.805384] [<ffffffffc0228d1e>] intel_mmio_flip_work_func+0x45e/0x490 [i915] Apr 27 11:17:11 abby kernel: [ 20.805387] [<ffffffff8109c9e5>] process_one_work+0x165/0x480 Apr 27 11:17:11 abby kernel: [ 20.805391] [<ffffffff8109cd4b>] worker_thread+0x4b/0x500 Apr 27 11:17:11 abby kernel: [ 20.805394] [<ffffffff8109cd00>] ? process_one_work+0x480/0x480 Apr 27 11:17:11 abby kernel: [ 20.805398] [<ffffffff8109cd00>] ? process_one_work+0x480/0x480 Apr 27 11:17:11 abby kernel: [ 20.805401] [<ffffffff810a3138>] kthread+0xd8/0xf0 Apr 27 11:17:11 abby kernel: [ 20.805404] [<ffffffff8183faa2>] ret_from_fork+0x22/0x40 Apr 27 11:17:11 abby kernel: [ 20.805405] [<ffffffff810a3060>] ? kthread_create_on_node+0x1a0/0x1a0 Apr 27 11:17:11 abby kernel: [ 20.805406] ---[ end trace 53d0f07f6af4b342 ]--- Apr 27 11:17:11 abby kernel: [ 20.807577] drm/i915: Resetting chip after gpu hang Apr 27 11:17:12 abby kernel: [ 21.812987] [drm] RC6 on Apr 27 11:17:15 abby thermald[606]: Set : threshold:80000, temperature:39000, cdev:5(rapl_controller), curr_state:0, max_state:0 Apr 27 11:17:19 abby kernel: [ 28.781270] [drm] stuck on render ring Apr 27 11:17:19 abby kernel: [ 28.781427] [drm] GPU HANG: ecode 9:0:0x85dfbfff, in compiz [1360], reason: Ring hung, action: reset Apr 27 11:17:19 abby kernel: [ 28.783235] drm/i915: Resetting chip after gpu hang Apr 27 11:17:20 abby kernel: [ 29.801348] [drm] RC6 on
edit: dell xps 13 *9350* (not 9530)
For both bugs: - Hung happening on "render" ring, - Application is "compiz", - HW/PCI_ID is "0x1926", - Instruction/IPETH is "0x7a000004" *** This bug has been marked as a duplicate of bug 94927 ***
If It's useful, I'm now on 16.04 and it still happens. I've started booting with kernel variable i915.enable_rc6=0 and that has stopped it happening again so far (been running this way for a few days)
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