git bisect start # good: [6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c] Linux 4.12 git bisect good 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c # bad: [569dbb88e80deb68974ef6fdd6a13edb9d686261] Linux 4.13 git bisect bad 569dbb88e80deb68974ef6fdd6a13edb9d686261 # good: [ac7b75966c9c86426b55fe1c50ae148aa4571075] Merge tag 'pinctrl-v4.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl git bisect good ac7b75966c9c86426b55fe1c50ae148aa4571075 # bad: [9c284c41c0886f09e75c323a16278b6d353b0b4a] mmc: tmio-mmc: fix bad pointer math git bisect bad 9c284c41c0886f09e75c323a16278b6d353b0b4a # good: [f263fbb8d60824993c1b64385056a3cfdbb21d45] Merge tag 'pci-v4.13-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci git bisect good f263fbb8d60824993c1b64385056a3cfdbb21d45 # bad: [04d4fb5fa63876d8e7cf67f2788aecfafc6a28a7] Merge branch 'drm-next-4.13' of git://people.freedesktop.org/~agd5f/linux into drm-next git bisect bad 04d4fb5fa63876d8e7cf67f2788aecfafc6a28a7 # bad: [562ff059bd5f8f04881256532c6d835af3db55bd] Merge tag 'omapdrm-4.13-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux into drm-next git bisect bad 562ff059bd5f8f04881256532c6d835af3db55bd # bad: [d2f5e36df61f4f06b9a52605fba23b3c3608efca] drm/i915/skl+: Perform wm level calculations in separate function git bisect bad d2f5e36df61f4f06b9a52605fba23b3c3608efca # bad: [29ef3fa987edb9768e19a6325030e1d2d58e29de] drm/i915: Unwrap top level fence-array git bisect bad 29ef3fa987edb9768e19a6325030e1d2d58e29de # good: [27dbefb911f2650f473eb98b5de79e88f6559c64] drm/i915/dp: read sink count to a temporary variable first git bisect good 27dbefb911f2650f473eb98b5de79e88f6559c64 # bad: [3396a273851c14634b98bb27be37508b06df94f4] drm/i915: Fix system hang with EI UP masked on Haswell git bisect bad 3396a273851c14634b98bb27be37508b06df94f4 # good: [ef74921bc679232c6590afa881d3ea605ebdddd8] drm/i915: Combine write_domain flushes to a single function git bisect good ef74921bc679232c6590afa881d3ea605ebdddd8 # good: [13f6c719eb88f2a0c8981d7a0c45404194aa2ef5] drm/i915/guc: write wopcm related register once during uc init git bisect good 13f6c719eb88f2a0c8981d7a0c45404194aa2ef5 # bad: [be02f7556447a0dee672acb5e462f03377b98ae8] drm/i915: checking for NULL instead of IS_ERR() in mock selftests git bisect bad be02f7556447a0dee672acb5e462f03377b98ae8 # bad: [9301397a63b3bf1090dffe846c6f1c8efa032236] drm/i915: Implement Link Rate fallback on Link training failure git bisect bad 9301397a63b3bf1090dffe846c6f1c8efa032236 # good: [1a36147bb93921651f7fbd7a6e522da6c349081b] drm/i915: Perform link quality check unconditionally during long pulse git bisect good 1a36147bb93921651f7fbd7a6e522da6c349081b # first bad commit: [9301397a63b3bf1090dffe846c6f1c8efa032236] drm/i915: Implement Link Rate fallback on Link training failure