I totally forgot to paste the Oops I get: [ 91.123923] Oops: 0010 [#1] PREEMPT SMP [ 91.124714] Modules linked in: fuse uinput nls_iso8859_1 nls_cp437 vfat fat xpad snd_hda_codec_hdmi ff_memless snd_hda_codec_realtek snd_hda_codec_generic joydev mousedev input_leds led_class 8250_dw hci_uart i2c_designware_platform i2c_designware_core btbcm btqca btintel nouveau snd_hda_intel intel_rapl snd_hda_codec mxm_wmi ttm iosf_mbi bluetooth x86_pkg_temp_thermal intel_powerclamp snd_hda_core snd_hwdep snd_pcm rfkill snd_timer snd coretemp crc16 kvm_intel psmouse serio_raw kvm alx soundcore irqbypass i2c_i801 pcspkr mdio i2c_hid thermal fan battery wmi pinctrl_sunrisepoint pinctrl_intel evdev intel_lpss_acpi mac_hid acpi_pad fjes tpm_tis idma64 mei_me tpm mei shpchp processor acpi_als kfifo_buf industrialio intel_lpss_pci intel_lpss sch_fq_codel ip_tables x_tables btrfs xor raid6_pq sha256_ssse3 [ 91.127757] sha256_generic hmac drbg ansi_cprng algif_skcipher af_alg uas usb_storage dm_crypt dm_mod hid_generic usbhid hid sd_mod crct10dif_pclmul crc32_pclmul atkbd crc32c_intel libps2 ahci libahci aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper cryptd xhci_pci libata xhci_hcd scsi_mod usbcore usb_common i8042 serio i915 video button intel_gtt i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm [ 91.130733] CPU: 3 PID: 824 Comm: Xorg Tainted: G U 4.4.1-2-ARCH #1 [ 91.131684] Hardware name: MSI MS-7976/Z170A GAMING M7 (MS-7976), BIOS 1.90 12/17/2015 [ 91.132660] task: ffff8804358c0000 ti: ffff880434384000 task.ti: ffff880434384000 [ 91.133622] RIP: 0010:[<0000000000000000>] [< (null)>] (null) [ 91.134486] RSP: 0018:ffff880434387b10 EFLAGS: 00010282 [ 91.135310] RAX: ffff8804069f7840 RBX: 0000000000000001 RCX: 00000000fffff00e [ 91.136167] RDX: 00000000fffff00e RSI: ffff88046aee20d8 RDI: ffff8804069f7840 [ 91.137006] RBP: ffff880434387b98 R08: 0000000000000005 R09: 00000000000000a0 [ 91.137863] R10: ffff88046d35e000 R11: 0000000000000000 R12: ffff88046aee20d8 [ 91.138702] R13: ffff88046aee4568 R14: ffff8804069a5240 R15: 0000000000000000 [ 91.139477] FS: 00007ff03a748940(0000) GS:ffff88047ed80000(0000) knlGS:0000000000000000 [ 91.140220] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.140988] CR2: 0000000000000000 CR3: 00000000390ae000 CR4: 00000000003406e0 [ 91.141741] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 91.142510] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 91.143255] Stack: [ 91.143974] ffffffffa0110d34 00000000000000db ffff88046aee20dc fffff00e6c3a9e00 [ 91.144677] ffff880434387bd8 ffff88042be68480 ffff8804069a5240 ffff8800369fa640 [ 91.145356] ffff880434387cbe ffff8804069f7df0 ffff8800391f7400 000000002ab10278 [ 91.146036] Call Trace: [ 91.146718] [<ffffffffa0110d34>] ? i915_gem_object_sync+0x1a4/0x320 [i915] [ 91.147435] [<ffffffffa0123aff>] intel_execlists_submission+0x1cf/0x410 [i915] [ 91.148132] [<ffffffffa01041be>] i915_gem_do_execbuffer.isra.13+0x10ce/0x13d0 [i915] [ 91.148862] [<ffffffff8153090f>] ? unix_stream_recvmsg+0x4f/0x70 [ 91.149530] [<ffffffffa0105167>] i915_gem_execbuffer2+0xd7/0x230 [i915] [ 91.150198] [<ffffffffa00057b2>] drm_ioctl+0x152/0x540 [drm] [ 91.150928] [<ffffffffa0105090>] ? i915_gem_execbuffer+0x320/0x320 [i915] [ 91.151666] [<ffffffff811fabe7>] ? __fget+0x77/0xb0 [ 91.152376] [<ffffffff811f0b68>] do_vfs_ioctl+0x298/0x480 [ 91.153066] [<ffffffff811fabe7>] ? __fget+0x77/0xb0 [ 91.153755] [<ffffffff811f0dc9>] SyS_ioctl+0x79/0x90 [ 91.154467] [<ffffffff81591b2e>] entry_SYSCALL_64_fastpath+0x12/0x71 [ 91.155164] Code: Bad RIP value. [ 91.155931] RIP [< (null)>] (null) [ 91.156711] RSP <ffff880434387b10> [ 91.157446] CR2: 0000000000000000 [ 91.163084] ---[ end trace a24ad2b52fb509d5 ]---
Philip Abernethy <chais.z...@gmail.com> schrieb am Mi., 2. März 2016 um 19:02 Uhr: > Ok so I got myself a hardware upgrade and wanted to give vfio another shot. > > The hardware: > Mainboard: MSI Z170A Gaming M7 > CPU: Intel Core i5 6600K > Graphics: Gigabyte Geforce GTX 960 > > Host OS is Arch Linux, currently with unpatched standard kernel. The Z170 > chipset doesn't officially support VT-d and it's up to the hardware vendor > to offer it, which MSI does. > My problem is, as soon as I include the vfio modules in the MODULES array > in mkinitcpio.conf (equivalent to dracut's add_drivers+=) the Nvidia card > is bound to vfio-pci on boot. Even without me specifying it in a modprobe > conf or the kernel line. > But if the Nvidia is bound to vfio-pci trying to use hardware acceleration > on the IGD will freeze the IGD (effectively Xorg or gnome-shell). The OS > will work fine, so I can still log in remotely, but the screen is useless. > > Stable Configs: > /etc/X11/xorg.conf.d/20-intel.conf: > Section "Device" > Identifier "Intel Graphics" > Driver "intel" > Option "DRI" "3" > Option "AccelMethod" "sna" > EndSection > > /etc/modprobe.d/i915.conf: > options i915 enable_rc6=1 enable_fbc=1 lvds_downclock=1 semaphores=1 > > I have installed the necessary packages for VA-API and VDPAU support on > Intel graphics. > > I tried i915.enable_execlists=0 because the Arch wiki > <https://wiki.archlinux.org/index.php/Intel_graphics#Kernel_crashing_w.2Fkernels_4.0.2B_on_Broadwell.2FCore-M_chips> > mentions > it, but without success. Also it seems that as soon as the system starts > freezing I have to roll back quite a lot of changes in order to get it > working again. It's not enough to undo the last change after it stopped > working. > Has anyone gotten a similar combination to work? Can I reset the IGD > somehow to 'thaw' it? > > Thanks in advance. >
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