[Intel-gfx] [PATCH] drm/i915: Sanity check mmap length against object size

[Sasha Levin]

Hi,

[This is an automated email]

This commit has been processed because it contains a -stable tag.
The stable tag indicates that it's relevant for the following trees: all

The bot has tested the following trees: v5.0.3, v4.19.30, v4.14.107, v4.9.164, v4.4.176, v3.18.136.

v5.0.3: Failed to apply! Possible dependencies:
    739f3abdbfcf ("drm/i915: small isolated c99 types to kernel types switch")
    ebfb6977801d ("drm/i915: Handle vm_mmap error during I915_GEM_MMAP ioctl with WC set")

v4.19.30: Failed to apply! Possible dependencies:
    739f3abdbfcf ("drm/i915: small isolated c99 types to kernel types switch")
    ebfb6977801d ("drm/i915: Handle vm_mmap error during I915_GEM_MMAP ioctl with WC set")
    f28ec6f4ea48 ("drm/i915: Constify power well descriptors")

v4.14.107: Failed to apply! Possible dependencies:
    0d6fc92a73e0 ("drm/i915: Separate RPS and RC6 handling for VLV")
    274b2462a049 ("drm/i915: Object w/o backing storage is banned by -ENXIO")
    3e8ddd9e5071 ("drm/i915: Nuke some bogus tabs from the pcode defines")
    48469eced282 ("drm/i915: Use cdclk_state->voltage on CNL")
    5161d058dff4 ("drm/i915: Fix BXT lane latency optimal setting with MST")
    53e9bf5e8159 ("drm/i915: Adjust system agent voltage on CNL if required by DDI ports")
    61843f0e6212 ("drm/i915: Name the IPS_PCODE_CONTROL bit")
    739f3abdbfcf ("drm/i915: small isolated c99 types to kernel types switch")
    960e54652cee ("drm/i915: Separate RPS and RC6 handling for gen6+")
    9f817501bd7f ("drm/i915: Move rps.hw_lock to dev_priv and s/hw_lock/pcu_lock")
    d305e0614601 ("drm/i915: Track minimum acceptable cdclk instead of "minimum dotclock"")
    d46b00dc38c8 ("drm/i915: Separate RPS and RC6 handling for CHV")

v4.9.164: Failed to apply! Possible dependencies:
    0e70447605f4 ("drm/i915: Move common code out of i915_gpu_error.c")
    1b36595ffb35 ("drm/i915: Show RING registers through debugfs")
    3b3f1650b1ca ("drm/i915: Allocate intel_engine_cs structure only for the enabled engines")
    9c870d03674f ("drm/i915: Use RPM as the barrier for controlling user mmap access")
    bb6dc8d96b68 ("drm/i915: Implement pread without struct-mutex")
    d636951ec01b ("drm/i915: Cleanup instdone collection")
    f0cd518206e1 ("drm/i915: Use lockless object free")
    f9e613728090 ("drm/i915: Try to print INSTDONE bits for all slice/subslice")

v4.4.176: Failed to apply! Possible dependencies:
    03ac0642f67a ("drm/i915: Wrap drm_gem_object_lookup in i915_gem_object_lookup")
    1b5708ffb103 ("drm/amdgpu: export amd_powerplay_func to amdgpu and other ip block")
    1ea863fd736e ("drm/amdgpu: keep the prefered/allowed domains in the BO")
    1f7371b2a5fa ("drm/amd/powerplay: add basic powerplay framework")
    288912cb95d1 ("drm/amdgpu: use $(src) in Makefile (v2)")
    2a7d9bdabec2 ("drm/amdgpu: cleanup amdgpu_cs_parser_relocs")
    2f4b9400336e ("drm/amdgpu: clean up hw semaphore support in driver")
    36409d122cb8 ("drm/amdgpu: cleanup amdgpu_cs_list_validate")
    3a2c788d95a2 ("drm/amdgpu: share struct amdgpu_pm_state_type with powerplay module")
    3af76f23a45b ("drm/amdgpu: export fan control functions to amdgpu")
    3c0eea6c35d9 ("drm/amdgpu: put VM page tables directly into duplicates list")
    4ff37a83f19d ("drm/amdgpu: fix VM faults caused by vm_grab_id() v4")
    56467ebfb254 ("drm/amdgpu: split VM PD and PT handling during CS")
    636ce25c3001 ("drm/amdgpu: cleanup bo list bucket handling")
    758ac17f963f ("drm/amdgpu: fix and cleanup user fence handling v2")
    8d0a7cea824a ("drm/amdgpu: grab VMID before submitting job v5")
    a8ad0bd84f98 ("drm: Remove unused drm_device from drm_gem_object_lookup()")
    be86c606b50a ("drm/amdgpu: cleanup amdgpu_sync_rings V2")
    c5637837ba5d ("drm/amdgpu: keep vm in job instead of ib (v2)")
    cc325d191347 ("drm/amdgpu: check userptrs mm earlier")
    d8e0cae64550 ("drm/amdgpu: validate duplicates first")
    e61710c59dd2 ("drm/amdgpu: support per device powerplay enablement (v2)")
    edf600dac65e ("drm/amd: cleanup remaining spaces and tabs v2")
    ee1782c3f27f ("drm/amdgpu: keep the PTs validation list in the VM v2")
    f69f90a113f2 ("drm/amdgpu: fix amdgpu_cs_get_threshold_for_moves handling")

v3.18.136: Failed to apply! Possible dependencies:
    03ac0642f67a ("drm/i915: Wrap drm_gem_object_lookup in i915_gem_object_lookup")
    049fc527b464 ("drm/amdgpu: dispatch jobs in cs")
    1d263474c441 ("drm/amdgpu: unwind properly in amdgpu_cs_parser_init()")
    2a7d9bdabec2 ("drm/amdgpu: cleanup amdgpu_cs_parser_relocs")
    3cb485f34049 ("drm/amdgpu: fix context switch")
    46651cc5dbee ("drm/amdgpu fix amdgpu.dpm=0 (v2)")
    564ea7900cff ("drm/amdgpu: enable uvd dpm and powergating")
    5fc3aeeb9e55 ("drm/amdgpu: rename amdgpu_ip_funcs to amd_ip_funcs (v2)")
    636ce25c3001 ("drm/amdgpu: cleanup bo list bucket handling")
    72efa7ebdea0 ("drm/amdgpu: check context id for context switching (v2)")
    81629cba1f12 ("drm/amdgpu: add amdgpu uapi header (v4)")
    840d51445f15 ("drm/amdgpu: fix bug occurs when bo_list is NULL")
    8e9198d0698a ("drm/amdgpu: move some atombios definitions to common folder (v2)")
    97b2e202fba0 ("drm/amdgpu: add amdgpu.h (v2)")
    a2e73f56fa62 ("drm/amdgpu: Add support for CIK parts")
    a3348bb801ba ("drm/amdgpu: don't need to use bo_list_clone any more")
    a5b750583eb4 ("drm/amdgpu: validate duplicates in the CS as well")
    a8ad0bd84f98 ("drm: Remove unused drm_device from drm_gem_object_lookup()")
    a961ea7349d0 ("drm/amdgpu: fix userptr lockup")
    aa2bdb247620 ("drm/amdgpu: add CE preamble flag v3")
    aaa36a976bbb ("drm/amdgpu: Add initial VI support")
    b80d8475c1fd ("drm/amdgpu: add scheduler initialization")
    c1b69ed0c62f ("drm/amdgpu: add backend implementation of gpu scheduler (v2)")
    cc325d191347 ("drm/amdgpu: check userptrs mm earlier")
    d2edb07b10fc ("drm/amdgpu: cleanup HDP flush handling")
    d38ceaf99ed0 ("drm/amdgpu: add core driver (v4)")
    d7006964d46d ("drm/amdgpu: fix issue with overlapping userptrs")
    d919ad49ac04 ("drm/amdgpu: fix dereference before check")
    de807f818b95 ("drm/amdgpu: add flags for amdgpu_ib structure")


How should we proceed with this patch?

--
Thanks,
Sasha