git bisect start
# good: [e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd] Linux 5.1
git bisect good e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd
# bad: [0ecfebd2b52404ae0c54a878c872bb93363ada36] Linux 5.2
git bisect bad 0ecfebd2b52404ae0c54a878c872bb93363ada36
# bad: [a2d635decbfa9c1e4ae15cb05b68b2559f7f827c] Merge tag 'drm-next-2019-05-09' of git://anongit.freedesktop.org/drm/drm
git bisect bad a2d635decbfa9c1e4ae15cb05b68b2559f7f827c
# good: [82efe439599439a5e1e225ce5740e6cfb777a7dd] Merge tag 'devicetree-for-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux
git bisect good 82efe439599439a5e1e225ce5740e6cfb777a7dd
# good: [b3a5e648f5917ea508ecab9a629028b186d38eae] Merge tag 'tty-5.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
git bisect good b3a5e648f5917ea508ecab9a629028b186d38eae
# good: [27eaa4927dc3be669ed70670241597ac73595caf] drm/amd/display: Add power down display on boot flag
git bisect good 27eaa4927dc3be669ed70670241597ac73595caf
# good: [e7a1414f9dc3498c4c35b9ca266d539e8bccab53] Merge tag 'media/v5.1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
git bisect good e7a1414f9dc3498c4c35b9ca266d539e8bccab53
# bad: [422449238e9853458283beffed77562d4b40a2fa] Merge branch 'drm-next-5.2' of git://people.freedesktop.org/~agd5f/linux into drm-next
git bisect bad 422449238e9853458283beffed77562d4b40a2fa
# good: [ad2c467aa92e283e9e8009bb9eb29a5c6a2d1217] drm/i915: Update DRIVER_DATE to 20190417
git bisect good ad2c467aa92e283e9e8009bb9eb29a5c6a2d1217
# bad: [70b5f09e4389c789263c6d79c539b8378e3af3bc] Merge tag 'drm-msm-next-2019-04-21' of https://gitlab.freedesktop.org/drm/msm into drm-next
git bisect bad 70b5f09e4389c789263c6d79c539b8378e3af3bc
# good: [8d8f6f704495b1135ef77b7860d833fda97ea841] Merge tag 'drm-misc-next-2019-04-18' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
git bisect good 8d8f6f704495b1135ef77b7860d833fda97ea841
# good: [b94a6e3737ac7b5c67570cbbd02858b9aec8fbf1] drm/msm/a6xx: Remove unwanted regulator code
git bisect good b94a6e3737ac7b5c67570cbbd02858b9aec8fbf1
# good: [abccb9fe326743b72c8099d5cc039e9038bc50da] drm/msm/a6xx: Add zap shader load
git bisect good abccb9fe326743b72c8099d5cc039e9038bc50da
# good: [11c632e1cfd3dcb49f2d04625d31c818a4c3b426] drm/tegra: sor: Implement acquire/release for reset
git bisect good 11c632e1cfd3dcb49f2d04625d31c818a4c3b426
# bad: [42f1a013300dca601d779b02ed6d41f7b2cea362] Merge branch 'drm-next-5.2' of git://people.freedesktop.org/~agd5f/linux into drm-next
git bisect bad 42f1a013300dca601d779b02ed6d41f7b2cea362
# good: [6e865c7230140126cbac62e0aef5807108e46e63] Merge tag 'drm/tegra/for-5.2-rc1' of git://anongit.freedesktop.org/tegra/linux into drm-next
git bisect good 6e865c7230140126cbac62e0aef5807108e46e63
# first bad commit: [42f1a013300dca601d779b02ed6d41f7b2cea362] Merge branch 'drm-next-5.2' of git://people.freedesktop.org/~agd5f/linux into drm-next