bisecting cause commit starting from 3dbdb38e286903ec220aaf1fb29a8d94297da246 building syzkaller on 55aa55c24fe77aae07d530662f91b4d50c4990f0 testing commit 3dbdb38e286903ec220aaf1fb29a8d94297da246 with gcc (GCC) 10.2.1 20210217 kernel signature: be86f3f3b2899214e9271a92aa000cb0f01513f966a0a7a9a6242b89884a3943 run #0: basic kernel testing failed: BUG: sleeping function called from invalid context in stack_depot_save run #1: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #2: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #3: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #4: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #5: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #6: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #7: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #8: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #9: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #10: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #11: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #12: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #13: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #14: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #15: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #16: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #17: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #18: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts run #19: crashed: KASAN: use-after-free Read in inc_rlimit_ucounts testing release v5.13 testing commit 62fb9874f5da54fdb243003b386128037319b219 with gcc (GCC) 10.2.1 20210217 kernel signature: e9ace9c5ee2829ecfd31f47be41f589c91c15eff6b62baab7051a38e73106e48 run #0: crashed: BUG: sleeping function called from invalid context in lock_sock_nested run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK reproducer seems to be flaky testing release v5.12 testing commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 with gcc (GCC) 10.2.1 20210217 kernel signature: e8c8edc56ed7eecefb295a9ce860712552bfe61648872ba3f622452206b435fc all runs: OK # git bisect start 62fb9874f5da54fdb243003b386128037319b219 9f4ad9e425a1d3b6a34617b8ea226d56a119a717 Bisecting: 8739 revisions left to test after this (roughly 13 steps) [85f3f17b5db2dd9f8a094a0ddc665555135afd22] Merge branch 'md-fixes' of https://git.kernel.org/pub/scm/linux/kernel/git/song/md into block-5.13 testing commit 85f3f17b5db2dd9f8a094a0ddc665555135afd22 with gcc (GCC) 10.2.1 20210217 kernel signature: fdecd512f2d5271a13216aa39f3c075e543fd6e694cb35e0039ecafd92b435a1 run #0: OK run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: crashed: unregister_netdevice: waiting for DEV to become free run #8: crashed: unregister_netdevice: waiting for DEV to become free run #9: OK run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad 85f3f17b5db2dd9f8a094a0ddc665555135afd22 Bisecting: 4263 revisions left to test after this (roughly 12 steps) [ca62e9090d229926f43f20291bb44d67897baab7] Merge tag 'regulator-v5.13' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator testing commit ca62e9090d229926f43f20291bb44d67897baab7 with gcc (GCC) 10.2.1 20210217 kernel signature: b4c52b570b7116522769dab4259b630004173e8bd950c00488e249fda5d46d14 all runs: OK # git bisect good ca62e9090d229926f43f20291bb44d67897baab7 Bisecting: 1907 revisions left to test after this (roughly 11 steps) [68a32ba14177d4a21c4a9a941cf1d7aea86d436f] Merge tag 'drm-next-2021-04-28' of git://anongit.freedesktop.org/drm/drm testing commit 68a32ba14177d4a21c4a9a941cf1d7aea86d436f with gcc (GCC) 10.2.1 20210217 kernel signature: 189525b1edb608ab9f27f7babb04c99c09561f3af95626951c66362a394d8856 run #0: OK run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: crashed: unregister_netdevice: waiting for DEV to become free run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad 68a32ba14177d4a21c4a9a941cf1d7aea86d436f Bisecting: 1177 revisions left to test after this (roughly 10 steps) [49c70ece54b0d1c51bc31b2b0c1070777c992c26] drm/amd/display: Change input parameter for set_drr testing commit 49c70ece54b0d1c51bc31b2b0c1070777c992c26 with gcc (GCC) 10.2.1 20210217 kernel signature: d3617a0d1a95fd8e6d8ec195010797393dae84305e5b45bc7259fa024511c40b run #0: crashed: WARNING in kvm_wait run #1: crashed: WARNING in kvm_wait run #2: crashed: WARNING in kvm_wait run #3: crashed: WARNING in kvm_wait run #4: crashed: WARNING in kvm_wait run #5: crashed: WARNING in kvm_wait run #6: crashed: WARNING in kvm_wait run #7: crashed: WARNING in kvm_wait run #8: crashed: WARNING in kvm_wait run #9: crashed: WARNING in kvm_wait run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: boot failed: WARNING in kvm_wait # git bisect bad 49c70ece54b0d1c51bc31b2b0c1070777c992c26 Bisecting: 734 revisions left to test after this (roughly 9 steps) [e1a5e6a8c48bf99ea374fb3e535661cfe226bca4] drm/doc: Add RFC section testing commit e1a5e6a8c48bf99ea374fb3e535661cfe226bca4 with gcc (GCC) 10.2.1 20210217 kernel signature: 51626a906ef7da8cda88e47edee36f666ead17553f16e51b3b306a26eccd367b run #0: crashed: WARNING in kvm_wait run #1: crashed: WARNING in kvm_wait run #2: crashed: WARNING in kvm_wait run #3: crashed: WARNING in kvm_wait run #4: crashed: WARNING in kvm_wait run #5: crashed: WARNING in kvm_wait run #6: crashed: WARNING in kvm_wait run #7: crashed: WARNING in kvm_wait run #8: crashed: WARNING in kvm_wait run #9: crashed: WARNING in kvm_wait run #10: crashed: WARNING in kvm_wait run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad e1a5e6a8c48bf99ea374fb3e535661cfe226bca4 Bisecting: 222 revisions left to test after this (roughly 8 steps) [51c3b916a4d7e24b4918925965867fdd9bd8dd59] Merge tag 'drm-misc-next-2021-03-03' of git://anongit.freedesktop.org/drm/drm-misc into drm-next testing commit 51c3b916a4d7e24b4918925965867fdd9bd8dd59 with gcc (GCC) 10.2.1 20210217 kernel signature: 593f57766f85fbd38beabb795c6fb0280c1f2361795a605434b3f848e52d26d9 run #0: crashed: WARNING in kvm_wait run #1: crashed: WARNING in kvm_wait run #2: crashed: WARNING in kvm_wait run #3: crashed: WARNING in kvm_wait run #4: crashed: WARNING in kvm_wait run #5: crashed: WARNING in kvm_wait run #6: crashed: WARNING in kvm_wait run #7: crashed: WARNING in kvm_wait run #8: crashed: WARNING in kvm_wait run #9: crashed: unregister_netdevice: waiting for DEV to become free run #10: OK run #11: OK run #12: OK run #13: OK run #14: OK run #15: OK run #16: OK run #17: OK run #18: OK run #19: OK # git bisect bad 51c3b916a4d7e24b4918925965867fdd9bd8dd59 Bisecting: 109 revisions left to test after this (roughly 7 steps) [ab7a34670277c8b6f60ea1aca7c786be5c86fd57] drm/gma500/cdv: Remove unused code for crt init testing commit ab7a34670277c8b6f60ea1aca7c786be5c86fd57 with gcc (GCC) 10.2.1 20210217 kernel signature: a1eed8629a3359e7c7de1ea3172f138f805ba08912e3094a18fa5751238fb90f all runs: OK # git bisect good ab7a34670277c8b6f60ea1aca7c786be5c86fd57 Bisecting: 54 revisions left to test after this (roughly 6 steps) [b4b27f08f9f96d98040b37905bd9caf6b48b1430] drm/qxl: rework cursor plane testing commit b4b27f08f9f96d98040b37905bd9caf6b48b1430 with gcc (GCC) 10.2.1 20210217 kernel signature: 00019a9f74c5103d891738edbc9654a1f1c9147be145afee8b29c1a579779736 all runs: OK # git bisect good b4b27f08f9f96d98040b37905bd9caf6b48b1430 Bisecting: 27 revisions left to test after this (roughly 5 steps) [cdea72518a2b38207146e92e1c9e2fac15975679] drm/shmem-helpers: vunmap: Don't put pages for dma-buf testing commit cdea72518a2b38207146e92e1c9e2fac15975679 with gcc (GCC) 10.2.1 20210217 kernel signature: 8c52fcb5d2df6cb20f5f1c875e103c3642b74dbe0e4d033b51c4870f42775214 all runs: OK # git bisect good cdea72518a2b38207146e92e1c9e2fac15975679 Bisecting: 13 revisions left to test after this (roughly 4 steps) [50dcc3ab492adf7e88bf1ab7ee80d7712038ce75] drm/arc: Initialize sim connector before display pipe testing commit 50dcc3ab492adf7e88bf1ab7ee80d7712038ce75 with gcc (GCC) 10.2.1 20210217 kernel signature: 8c52fcb5d2df6cb20f5f1c875e103c3642b74dbe0e4d033b51c4870f42775214 all runs: OK # git bisect good 50dcc3ab492adf7e88bf1ab7ee80d7712038ce75 Bisecting: 6 revisions left to test after this (roughly 3 steps) [19bafac4f56f42c499e7343d884b7878204652d3] drm/nouveau/ttm: constify static vm_operations_struct testing commit 19bafac4f56f42c499e7343d884b7878204652d3 with gcc (GCC) 10.2.1 20210217 kernel signature: 083f050aab8e9711cca10448f2adc9283fe4d65d2279f2100ae6c0bcb4886b51 all runs: OK # git bisect good 19bafac4f56f42c499e7343d884b7878204652d3 Bisecting: 3 revisions left to test after this (roughly 2 steps) [817eab2fdc86c4d71c6401c72f25165db6b06dcd] drm/vmwgfx: Bump the minor version and cleanup logging testing commit 817eab2fdc86c4d71c6401c72f25165db6b06dcd with gcc (GCC) 10.2.1 20210217 kernel signature: 12646239d7961ab05875c4b797bf7a6e5773e5a8e5b6a1f789505fa98745629d all runs: OK # git bisect good 817eab2fdc86c4d71c6401c72f25165db6b06dcd Bisecting: 1 revision left to test after this (roughly 1 step) [1db6295db904c736c2013efdf0a493105d62c332] drm/arcpgu: Really delete file testing commit 1db6295db904c736c2013efdf0a493105d62c332 with gcc (GCC) 10.2.1 20210217 kernel signature: 12646239d7961ab05875c4b797bf7a6e5773e5a8e5b6a1f789505fa98745629d all runs: OK # git bisect good 1db6295db904c736c2013efdf0a493105d62c332 Bisecting: 0 revisions left to test after this (roughly 0 steps) [762949bb1da78941b25e63f7e952af037eee15a9] drm: fix drm_mode_create_blob comment testing commit 762949bb1da78941b25e63f7e952af037eee15a9 with gcc (GCC) 10.2.1 20210217 kernel signature: 12646239d7961ab05875c4b797bf7a6e5773e5a8e5b6a1f789505fa98745629d all runs: OK # git bisect good 762949bb1da78941b25e63f7e952af037eee15a9 51c3b916a4d7e24b4918925965867fdd9bd8dd59 is the first bad commit commit 51c3b916a4d7e24b4918925965867fdd9bd8dd59 Merge: 1e28eed17697 762949bb1da7 Author: Dave Airlie Date: Tue Mar 16 16:45:12 2021 +1000 Merge tag 'drm-misc-next-2021-03-03' of git://anongit.freedesktop.org/drm/drm-misc into drm-next drm-misc-next for 5.13: UAPI Changes: Cross-subsystem Changes: Core Changes: - %p4cc printk format modifier - atomic: introduce drm_crtc_commit_wait, rework atomic plane state helpers to take the drm_commit_state structure - dma-buf: heaps rework to return a struct dma_buf - simple-kms: Add plate state helpers - ttm: debugfs support, removal of sysfs Driver Changes: - Convert drivers to shadow plane helpers - arc: Move to drm/tiny - ast: cursor plane reworks - gma500: Remove TTM and medfield support - mxsfb: imx8mm support - panfrost: MMU IRQ handling rework - qxl: rework to better handle resources deallocation, locking - sun4i: Add alpha properties for UI and VI layers - vc4: RPi4 CEC support - vmwgfx: doc cleanup Signed-off-by: Dave Airlie From: Maxime Ripard Link: https://patchwork.freedesktop.org/patch/msgid/20210303100600.dgnkadonzuvfnu22@gilmour Documentation/core-api/printk-formats.rst | 18 + .../bindings/display/brcm,bcm2711-hdmi.yaml | 2 +- .../devicetree/bindings/display/fsl,lcdif.yaml | 110 ++++ .../devicetree/bindings/display/mxsfb.txt | 87 --- Documentation/gpu/drm-kms-helpers.rst | 12 + Documentation/gpu/todo.rst | 74 +-- MAINTAINERS | 4 +- drivers/dma-buf/dma-heap.c | 12 + drivers/dma-buf/heaps/cma_heap.c | 1 + drivers/dma-buf/heaps/system_heap.c | 1 + drivers/gpu/drm/Kconfig | 2 - drivers/gpu/drm/Makefile | 4 +- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_fence.c | 6 +- drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 16 +- drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 6 +- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 8 +- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 28 +- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 8 +- drivers/gpu/drm/amd/amdgpu/dce_v10_0.c | 5 +- drivers/gpu/drm/amd/amdgpu/dce_v11_0.c | 5 +- drivers/gpu/drm/amd/amdgpu/dce_v6_0.c | 5 +- drivers/gpu/drm/amd/amdgpu/dce_v8_0.c | 5 +- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 28 +- drivers/gpu/drm/arc/Kconfig | 10 - drivers/gpu/drm/arc/Makefile | 3 - drivers/gpu/drm/arc/arcpgu.h | 37 -- drivers/gpu/drm/arc/arcpgu_crtc.c | 217 ------- drivers/gpu/drm/arc/arcpgu_drv.c | 224 ------- drivers/gpu/drm/arc/arcpgu_hdmi.c | 48 -- drivers/gpu/drm/arc/arcpgu_regs.h | 31 - drivers/gpu/drm/arc/arcpgu_sim.c | 108 ---- .../drm/arm/display/komeda/komeda_format_caps.h | 11 - .../drm/arm/display/komeda/komeda_framebuffer.c | 4 +- drivers/gpu/drm/arm/display/komeda/komeda_kms.c | 3 + drivers/gpu/drm/arm/display/komeda/komeda_plane.c | 21 +- drivers/gpu/drm/arm/hdlcd_crtc.c | 30 +- drivers/gpu/drm/arm/malidp_drv.c | 3 + drivers/gpu/drm/arm/malidp_mw.c | 7 +- drivers/gpu/drm/arm/malidp_planes.c | 79 +-- drivers/gpu/drm/armada/armada_overlay.c | 113 ++-- drivers/gpu/drm/armada/armada_plane.c | 115 ++-- drivers/gpu/drm/armada/armada_plane.h | 2 +- drivers/gpu/drm/aspeed/aspeed_gfx.h | 8 +- drivers/gpu/drm/aspeed/aspeed_gfx_crtc.c | 15 +- drivers/gpu/drm/aspeed/aspeed_gfx_drv.c | 69 ++- drivers/gpu/drm/ast/Makefile | 3 +- drivers/gpu/drm/ast/ast_cursor.c | 286 --------- drivers/gpu/drm/ast/ast_drv.c | 2 + drivers/gpu/drm/ast/ast_drv.h | 47 +- drivers/gpu/drm/ast/ast_mode.c | 388 +++++++++--- drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 107 +--- drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.h | 7 - drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 135 ++-- .../gpu/drm/bridge/cadence/cdns-mhdp8546-core.c | 2 +- drivers/gpu/drm/drm_atomic.c | 47 +- drivers/gpu/drm/drm_atomic_helper.c | 75 +-- drivers/gpu/drm/drm_crtc.c | 7 +- drivers/gpu/drm/drm_dp_mst_topology.c | 35 +- drivers/gpu/drm/drm_drv.c | 2 +- drivers/gpu/drm/drm_framebuffer.c | 11 +- drivers/gpu/drm/drm_gem.c | 2 + drivers/gpu/drm/drm_gem_atomic_helper.c | 432 +++++++++++++ drivers/gpu/drm/drm_gem_framebuffer_helper.c | 63 -- drivers/gpu/drm/drm_gem_vram_helper.c | 42 +- drivers/gpu/drm/drm_ioc32.c | 15 +- drivers/gpu/drm/drm_mipi_dbi.c | 5 +- drivers/gpu/drm/drm_panel_orientation_quirks.c | 14 + drivers/gpu/drm/drm_plane.c | 66 +- drivers/gpu/drm/drm_simple_kms_helper.c | 50 +- drivers/gpu/drm/drm_syncobj.c | 12 + drivers/gpu/drm/drm_vblank.c | 25 +- drivers/gpu/drm/etnaviv/etnaviv_sched.c | 9 +- drivers/gpu/drm/exynos/exynos_drm_plane.c | 20 +- drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c | 24 +- drivers/gpu/drm/gma500/Kconfig | 11 +- drivers/gpu/drm/gma500/Makefile | 17 +- drivers/gpu/drm/gma500/accel_2d.c | 60 -- drivers/gpu/drm/gma500/blitter.c | 43 -- drivers/gpu/drm/gma500/blitter.h | 16 - drivers/gpu/drm/gma500/cdv_device.c | 2 +- drivers/gpu/drm/gma500/cdv_device.h | 1 - drivers/gpu/drm/gma500/cdv_intel_crt.c | 15 +- drivers/gpu/drm/gma500/cdv_intel_display.c | 23 +- drivers/gpu/drm/gma500/gtt.c | 11 - drivers/gpu/drm/gma500/intel_gmbus.c | 4 +- drivers/gpu/drm/gma500/oaktrail_device.c | 2 +- drivers/gpu/drm/gma500/psb_device.c | 2 +- drivers/gpu/drm/gma500/psb_drv.c | 36 +- drivers/gpu/drm/gma500/psb_drv.h | 6 +- drivers/gpu/drm/gma500/psb_intel_display.c | 2 +- drivers/gpu/drm/gma500/psb_intel_reg.h | 32 - drivers/gpu/drm/gma500/psb_irq.c | 110 ---- drivers/gpu/drm/gma500/psb_irq.h | 4 - drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c | 39 +- drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c | 47 +- drivers/gpu/drm/i915/display/intel_display.c | 14 +- .../gpu/drm/i915/display/intel_display_debugfs.c | 30 +- drivers/gpu/drm/i915/display/intel_sprite.c | 6 +- drivers/gpu/drm/imx/dcss/dcss-plane.c | 64 +- drivers/gpu/drm/imx/ipuv3-plane.c | 92 +-- drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 55 +- drivers/gpu/drm/ingenic/ingenic-ipu.c | 77 +-- drivers/gpu/drm/kmb/kmb_plane.c | 50 +- drivers/gpu/drm/lima/lima_devfreq.c | 11 +- drivers/gpu/drm/lima/lima_devfreq.h | 2 + drivers/gpu/drm/lima/lima_sched.c | 6 +- drivers/gpu/drm/mcde/mcde_display.c | 10 +- drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 4 +- drivers/gpu/drm/mediatek/mtk_drm_crtc.h | 2 +- drivers/gpu/drm/mediatek/mtk_drm_plane.c | 103 ++-- drivers/gpu/drm/meson/meson_overlay.c | 31 +- drivers/gpu/drm/meson/meson_plane.c | 51 +- drivers/gpu/drm/mgag200/mgag200_mode.c | 25 +- drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 8 +- drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 54 +- drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h | 2 +- drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c | 18 +- drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c | 57 +- drivers/gpu/drm/msm/msm_atomic.c | 4 +- drivers/gpu/drm/mxsfb/mxsfb_kms.c | 23 +- drivers/gpu/drm/nouveau/dispnv50/wndw.c | 8 +- drivers/gpu/drm/nouveau/nouveau_bo.c | 27 +- drivers/gpu/drm/nouveau/nouveau_bo.h | 2 +- drivers/gpu/drm/nouveau/nouveau_display.c | 9 +- drivers/gpu/drm/nouveau/nouveau_drv.h | 3 +- drivers/gpu/drm/nouveau/nouveau_sgdma.c | 6 +- drivers/gpu/drm/nouveau/nouveau_ttm.c | 12 +- drivers/gpu/drm/nouveau/nouveau_ttm.h | 8 +- drivers/gpu/drm/omapdrm/dss/dsi.c | 7 +- drivers/gpu/drm/omapdrm/omap_drv.c | 9 +- drivers/gpu/drm/omapdrm/omap_plane.c | 56 +- drivers/gpu/drm/panel/panel-lvds.c | 2 +- drivers/gpu/drm/panel/panel-seiko-43wvf1g.c | 4 +- drivers/gpu/drm/panel/panel-simple.c | 2 +- drivers/gpu/drm/panfrost/panfrost_devfreq.c | 10 +- drivers/gpu/drm/panfrost/panfrost_devfreq.h | 2 + drivers/gpu/drm/panfrost/panfrost_job.c | 11 +- drivers/gpu/drm/panfrost/panfrost_mmu.c | 39 +- drivers/gpu/drm/pl111/pl111_display.c | 4 +- drivers/gpu/drm/qxl/qxl_cmd.c | 3 +- drivers/gpu/drm/qxl/qxl_display.c | 368 ++++++----- drivers/gpu/drm/qxl/qxl_draw.c | 8 +- drivers/gpu/drm/qxl/qxl_drv.h | 6 +- drivers/gpu/drm/qxl/qxl_dumb.c | 2 +- drivers/gpu/drm/qxl/qxl_gem.c | 2 +- drivers/gpu/drm/qxl/qxl_image.c | 2 +- drivers/gpu/drm/qxl/qxl_irq.c | 1 + drivers/gpu/drm/qxl/qxl_kms.c | 30 +- drivers/gpu/drm/qxl/qxl_object.c | 57 +- drivers/gpu/drm/qxl/qxl_object.h | 7 +- drivers/gpu/drm/qxl/qxl_prime.c | 4 +- drivers/gpu/drm/qxl/qxl_release.c | 76 +-- drivers/gpu/drm/qxl/qxl_ttm.c | 19 +- drivers/gpu/drm/radeon/atombios_crtc.c | 10 +- drivers/gpu/drm/radeon/radeon.h | 6 +- drivers/gpu/drm/radeon/radeon_object.c | 10 +- drivers/gpu/drm/radeon/radeon_ttm.c | 40 +- drivers/gpu/drm/rcar-du/rcar_du_plane.c | 17 +- drivers/gpu/drm/rcar-du/rcar_du_vsp.c | 20 +- drivers/gpu/drm/rockchip/rockchip_drm_vop.c | 81 ++- drivers/gpu/drm/rockchip/rockchip_lvds.c | 2 +- drivers/gpu/drm/scheduler/sched_entity.c | 2 +- drivers/gpu/drm/scheduler/sched_main.c | 22 +- drivers/gpu/drm/sti/sti_cursor.c | 41 +- drivers/gpu/drm/sti/sti_gdp.c | 77 ++- drivers/gpu/drm/sti/sti_hqvdp.c | 75 ++- drivers/gpu/drm/stm/ltdc.c | 84 ++- drivers/gpu/drm/sun4i/sun4i_backend.c | 6 +- drivers/gpu/drm/sun4i/sun4i_layer.c | 15 +- drivers/gpu/drm/sun4i/sun8i_ui_layer.c | 59 +- drivers/gpu/drm/sun4i/sun8i_ui_layer.h | 5 + drivers/gpu/drm/sun4i/sun8i_vi_layer.c | 78 ++- drivers/gpu/drm/sun4i/sun8i_vi_layer.h | 11 + drivers/gpu/drm/tegra/dc.c | 116 ++-- drivers/gpu/drm/tegra/drm.c | 3 + drivers/gpu/drm/tegra/hub.c | 62 +- drivers/gpu/drm/tegra/plane.c | 4 +- drivers/gpu/drm/tidss/tidss_kms.c | 4 + drivers/gpu/drm/tidss/tidss_plane.c | 53 +- drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 20 +- drivers/gpu/drm/tilcdc/tilcdc_plane.c | 46 +- drivers/gpu/drm/tiny/Kconfig | 10 + drivers/gpu/drm/tiny/Makefile | 1 + drivers/gpu/drm/tiny/arcpgu.c | 434 +++++++++++++ drivers/gpu/drm/tiny/cirrus.c | 43 +- drivers/gpu/drm/tiny/gm12u320.c | 28 +- drivers/gpu/drm/tiny/hx8357d.c | 4 +- drivers/gpu/drm/tiny/ili9225.c | 4 +- drivers/gpu/drm/tiny/ili9341.c | 4 +- drivers/gpu/drm/tiny/ili9486.c | 4 +- drivers/gpu/drm/tiny/mi0283qt.c | 4 +- drivers/gpu/drm/tiny/repaper.c | 3 +- drivers/gpu/drm/tiny/st7586.c | 4 +- drivers/gpu/drm/tiny/st7735r.c | 4 +- drivers/gpu/drm/ttm/Makefile | 7 +- drivers/gpu/drm/ttm/ttm_agp_backend.c | 2 +- drivers/gpu/drm/ttm/ttm_bo.c | 335 ++-------- drivers/gpu/drm/ttm/ttm_bo_util.c | 25 +- drivers/gpu/drm/ttm/ttm_bo_vm.c | 24 +- drivers/gpu/drm/ttm/ttm_device.c | 205 +++++++ drivers/gpu/drm/ttm/ttm_execbuf_util.c | 8 +- drivers/gpu/drm/ttm/ttm_memory.c | 683 --------------------- drivers/gpu/drm/ttm/ttm_module.c | 54 +- drivers/gpu/drm/ttm/ttm_module.h | 8 +- drivers/gpu/drm/ttm/ttm_pool.c | 157 +++-- drivers/gpu/drm/ttm/ttm_range_manager.c | 4 +- drivers/gpu/drm/ttm/ttm_resource.c | 4 +- drivers/gpu/drm/ttm/ttm_tt.c | 129 +++- drivers/gpu/drm/tve200/tve200_display.c | 4 +- drivers/gpu/drm/udl/udl_modeset.c | 34 +- drivers/gpu/drm/v3d/v3d_sched.c | 42 +- drivers/gpu/drm/vboxvideo/vbox_mode.c | 82 +-- drivers/gpu/drm/vc4/vc4_kms.c | 17 +- drivers/gpu/drm/vc4/vc4_plane.c | 76 +-- drivers/gpu/drm/virtio/virtgpu_plane.c | 19 +- drivers/gpu/drm/vkms/vkms_crtc.c | 8 +- drivers/gpu/drm/vkms/vkms_plane.c | 30 +- drivers/gpu/drm/vkms/vkms_writeback.c | 7 +- drivers/gpu/drm/vmwgfx/Makefile | 2 +- drivers/gpu/drm/vmwgfx/ttm_memory.c | 681 ++++++++++++++++++++ drivers/gpu/drm/vmwgfx/ttm_memory.h | 96 +++ drivers/gpu/drm/vmwgfx/ttm_object.c | 25 +- drivers/gpu/drm/vmwgfx/ttm_object.h | 3 +- drivers/gpu/drm/vmwgfx/vmwgfx_binding.c | 9 +- drivers/gpu/drm/vmwgfx/vmwgfx_blit.c | 5 +- drivers/gpu/drm/vmwgfx/vmwgfx_bo.c | 28 +- drivers/gpu/drm/vmwgfx/vmwgfx_cmd.c | 2 +- drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c | 14 +- drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c | 8 +- drivers/gpu/drm/vmwgfx/vmwgfx_context.c | 6 +- drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c | 3 +- drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 45 +- drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | 10 +- drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | 20 +- drivers/gpu/drm/vmwgfx/vmwgfx_fence.c | 18 +- drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c | 2 +- drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 103 ++-- drivers/gpu/drm/vmwgfx/vmwgfx_kms.h | 10 +- drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c | 14 +- drivers/gpu/drm/vmwgfx/vmwgfx_mob.c | 4 + drivers/gpu/drm/vmwgfx/vmwgfx_msg.c | 2 +- drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c | 16 +- drivers/gpu/drm/vmwgfx/vmwgfx_resource.c | 12 +- drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c | 20 +- drivers/gpu/drm/vmwgfx/vmwgfx_shader.c | 10 +- drivers/gpu/drm/vmwgfx/vmwgfx_so.c | 1 + drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c | 21 +- drivers/gpu/drm/vmwgfx/vmwgfx_surface.c | 17 +- drivers/gpu/drm/vmwgfx/vmwgfx_thp.c | 1 + drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 44 +- drivers/gpu/drm/vmwgfx/vmwgfx_validation.c | 5 +- drivers/gpu/drm/xen/Kconfig | 10 +- drivers/gpu/drm/xen/xen_drm_front_kms.c | 3 +- drivers/gpu/drm/xlnx/zynqmp_disp.c | 32 +- drivers/gpu/drm/zte/zx_plane.c | 49 +- drivers/media/v4l2-core/v4l2-ioctl.c | 85 +-- drivers/video/fbdev/amba-clcd.c | 17 +- drivers/video/fbdev/efifb.c | 3 + drivers/video/fbdev/omap/hwa742.c | 42 +- drivers/video/fbdev/omap2/omapfb/dss/dsi.c | 2 - drivers/video/fbdev/simplefb.c | 5 +- include/drm/drm_atomic.h | 4 + include/drm/drm_gem_atomic_helper.h | 113 ++++ include/drm/drm_gem_framebuffer_helper.h | 7 - include/drm/drm_gem_vram_helper.h | 6 +- include/drm/drm_modeset_helper_vtables.h | 31 +- include/drm/drm_plane.h | 25 +- include/drm/drm_simple_kms_helper.h | 29 +- include/drm/drm_vblank.h | 1 - include/drm/gpu_scheduler.h | 23 +- include/drm/ttm/ttm_bo_api.h | 48 +- include/drm/ttm/ttm_bo_driver.h | 329 +--------- include/drm/ttm/ttm_device.h | 318 ++++++++++ include/drm/ttm/ttm_memory.h | 95 --- include/drm/ttm/ttm_resource.h | 4 +- include/drm/ttm/ttm_tt.h | 15 +- include/linux/dma-heap.h | 9 + include/linux/hdmi.h | 2 +- include/linux/lockdep.h | 5 + include/linux/platform_data/simplefb.h | 1 + include/uapi/drm/drm_mode.h | 2 +- lib/test_printf.c | 18 + lib/vsprintf.c | 39 ++ scripts/checkpatch.pl | 6 +- 288 files changed, 6195 insertions(+), 5554 deletions(-) create mode 100644 Documentation/devicetree/bindings/display/fsl,lcdif.yaml delete mode 100644 Documentation/devicetree/bindings/display/mxsfb.txt delete mode 100644 drivers/gpu/drm/arc/Kconfig delete mode 100644 drivers/gpu/drm/arc/Makefile delete mode 100644 drivers/gpu/drm/arc/arcpgu.h delete mode 100644 drivers/gpu/drm/arc/arcpgu_crtc.c delete mode 100644 drivers/gpu/drm/arc/arcpgu_drv.c delete mode 100644 drivers/gpu/drm/arc/arcpgu_hdmi.c delete mode 100644 drivers/gpu/drm/arc/arcpgu_regs.h delete mode 100644 drivers/gpu/drm/arc/arcpgu_sim.c delete mode 100644 drivers/gpu/drm/ast/ast_cursor.c create mode 100644 drivers/gpu/drm/drm_gem_atomic_helper.c delete mode 100644 drivers/gpu/drm/gma500/accel_2d.c delete mode 100644 drivers/gpu/drm/gma500/blitter.c delete mode 100644 drivers/gpu/drm/gma500/blitter.h create mode 100644 drivers/gpu/drm/tiny/arcpgu.c create mode 100644 drivers/gpu/drm/ttm/ttm_device.c delete mode 100644 drivers/gpu/drm/ttm/ttm_memory.c create mode 100644 drivers/gpu/drm/vmwgfx/ttm_memory.c create mode 100644 drivers/gpu/drm/vmwgfx/ttm_memory.h create mode 100644 include/drm/drm_gem_atomic_helper.h create mode 100644 include/drm/ttm/ttm_device.h delete mode 100644 include/drm/ttm/ttm_memory.h Reproducer flagged being flaky revisions tested: 17, total time: 4h33m29.359526693s (build: 1h56m2.960146823s, test: 2h34m45.869373013s) first bad commit: 51c3b916a4d7e24b4918925965867fdd9bd8dd59 Merge tag 'drm-misc-next-2021-03-03' of git://anongit.freedesktop.org/drm/drm-misc into drm-next recipients (to): ["airlied@linux.ie" "airlied@redhat.com" "christian.koenig@amd.com" "daniel@ffwll.ch" "dri-devel@lists.freedesktop.org" "linaro-mm-sig@lists.linaro.org" "linux-media@vger.kernel.org" "maarten.lankhorst@linux.intel.com" "mripard@kernel.org" "pmladek@suse.com" "ray.huang@amd.com" "rostedt@goodmis.org" "sergey.senozhatsky@gmail.com" "sumit.semwal@linaro.org" "tzimmermann@suse.de"] recipients (cc): ["andriy.shevchenko@linux.intel.com" "linux-kernel@vger.kernel.org" "linux@rasmusvillemoes.dk"] crash: unregister_netdevice: waiting for DEV to become free unregister_netdevice: waiting for sit0 to become free. Usage count = -1