[Bug 106237] Kernel Oops on boot ../drivers/gpu/drm/i915/intel_drv.h:1813 gen8_write32+0x1e7/0x240
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Wed Apr 25 15:27:45 UTC 2018
https://bugs.freedesktop.org/show_bug.cgi?id=106237
--- Comment #5 from omkhar at gmail.com ---
Oops looks the same, I have added some additional details from dmesg | grep
i915:
omkhar at ajaxvpn ~ $ dmesg | grep i915
[ 0.320753] calling i915_init+0x0/0x55 @ 1
[ 0.321231] [drm:i915_driver_load] ppgtt mode: 3
[ 0.321255] [drm:i915_ggtt_probe_hw] GGTT size = 4096M
[ 0.321257] [drm:i915_ggtt_probe_hw] GMADR size = 256M
[ 0.321260] [drm:i915_ggtt_probe_hw] DSM size = 32M
[ 0.321381] [drm:i915_gem_init_stolen] Memory reserved for graphics device:
32768K, usable: 31744K
[ 0.325299] [drm:i915_driver_load] rawclk rate: 24000 kHz
[ 0.325310] i915 0000:00:02.0: vgaarb: changed VGA decodes:
olddecodes=io+mem,decodes=io+mem:owns=io+mem
[ 0.326425] [drm:i915_gem_init_ggtt] clearing unused GTT space: [1000,
100000000]
[ 0.326449] [drm:i915_gem_contexts_init] logical context support initialized
[ 0.327348] [drm] Initialized i915 1.6.0 20171222 for 0000:00:02.0 on minor
0
[ 0.329433] i915 device info: pciid=0x1606 rev=0x09 platform=BROADWELL gen=8
[ 0.329434] i915 device info: is_mobile: no
[ 0.329436] i915 device info: is_lp: no
[ 0.329437] i915 device info: is_alpha_support: no
[ 0.329438] i915 device info: has_64bit_reloc: yes
[ 0.329440] i915 device info: has_aliasing_ppgtt: yes
[ 0.329441] i915 device info: has_csr: no
[ 0.329442] i915 device info: has_ddi: yes
[ 0.329443] i915 device info: has_dp_mst: yes
[ 0.329444] i915 device info: has_reset_engine: yes
[ 0.329446] i915 device info: has_fbc: yes
[ 0.329447] i915 device info: has_fpga_dbg: yes
[ 0.329448] i915 device info: has_full_ppgtt: yes
[ 0.329455] i915 device info: has_full_48bit_ppgtt: yes
[ 0.329461] i915 device info: has_gmch_display: no
[ 0.329466] i915 device info: has_guc: no
[ 0.329468] i915 device info: has_guc_ct: no
[ 0.329469] i915 device info: has_hotplug: yes
[ 0.329470] i915 device info: has_l3_dpf: no
[ 0.329471] i915 device info: has_llc: yes
[ 0.329472] i915 device info: has_logical_ring_contexts: yes
[ 0.329474] i915 device info: has_logical_ring_preemption: no
[ 0.329475] i915 device info: has_overlay: no
[ 0.329476] i915 device info: has_pooled_eu: no
[ 0.329477] i915 device info: has_psr: yes
[ 0.329479] i915 device info: has_rc6: yes
[ 0.329480] i915 device info: has_rc6p: no
[ 0.329481] i915 device info: has_resource_streamer: yes
[ 0.329482] i915 device info: has_runtime_pm: yes
[ 0.329483] i915 device info: has_snoop: no
[ 0.329485] i915 device info: unfenced_needs_alignment: no
[ 0.329486] i915 device info: cursor_needs_physical: no
[ 0.329487] i915 device info: hws_needs_physical: no
[ 0.329488] i915 device info: overlay_needs_physical: no
[ 0.329490] i915 device info: supports_tv: no
[ 0.329491] i915 device info: has_ipc: no
[ 0.329492] i915 device info: slice mask: 0001
[ 0.329493] i915 device info: slice total: 1
[ 0.329494] i915 device info: subslice total: 2
[ 0.329496] i915 device info: subslice mask 0003
[ 0.329497] i915 device info: subslice per slice: 2
[ 0.329498] i915 device info: EU total: 12
[ 0.329499] i915 device info: EU per subslice: 6
[ 0.329500] i915 device info: has slice power gating: no
[ 0.329502] i915 device info: has subslice power gating: no
[ 0.329503] i915 device info: has EU power gating: no
[ 0.329504] i915 device info: CS timestamp frequency: 12500 kHz
[ 0.329540] initcall i915_init+0x0/0x55 returned 0 after 8576 usecs
[ 0.330236] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
[ 0.330239] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message,
retry
[ 0.331234] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
[ 0.331238] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter
i915 gmbus dpc
[ 0.331244] [drm:intel_gmbus_force_bit] enabling bit-banging on i915 gmbus
dpc. force bit now 1
[ 0.331998] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter
i915 gmbus dpc
[ 0.332000] [drm:intel_gmbus_force_bit] disabling bit-banging on i915 gmbus
dpc. force bit now 0
[ 0.332217] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
[ 0.332219] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first message,
retry
[ 0.333238] [drm:gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
[ 1.139865] snd_hda_intel 0000:00:03.0: bound 0000:00:02.0 (ops
i915_audio_component_bind_ops)
[ 1.139867] clr: call_modprobe: i915 2
[ 1.154234] [drm:i915_audio_component_get_eld] Not valid for port B
[ 1.154237] [drm:i915_audio_component_get_eld] Not valid for port B
[ 1.154239] [drm:i915_audio_component_get_eld] Not valid for port B
[ 1.154241] [drm:i915_audio_component_get_eld] Not valid for port C
[ 1.154243] [drm:i915_audio_component_get_eld] Not valid for port C
[ 1.154245] [drm:i915_audio_component_get_eld] Not valid for port C
[ 1.154247] [drm:i915_audio_component_get_eld] Not valid for port D
[ 1.154249] [drm:i915_audio_component_get_eld] Not valid for port D
[ 1.154251] [drm:i915_audio_component_get_eld] Not valid for port D
[ 1.418946] [drm:i915_min_freq_set] Manually setting min freq to 700
[ 1.418964] WARNING: CPU: 0 PID: 201 at
../drivers/gpu/drm/i915/intel_drv.h:1813 gen8_write32+0x1e7/0x240
[ 1.419021] i915_min_freq_set+0x9d/0xf0
Looks like the oops occurs *right* after the i915_min_freq_set call
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