git bisect start
# bad: [ed2608faa0f701b1dbc65277a9e5c7ff7118bfd4] Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
git bisect bad ed2608faa0f701b1dbc65277a9e5c7ff7118bfd4
# good: [8ffb4103f5e28d7e7890ed4774d8e009f253f56e] IB/qib: Use cache inhibitted and guarded mapping on powerpc
git bisect good 8ffb4103f5e28d7e7890ed4774d8e009f253f56e
# good: [801faf0db8947e01877920e848a4d338dd7a99e7] mm/slab: lockless decision to grow cache
git bisect good 801faf0db8947e01877920e848a4d338dd7a99e7
# bad: [2f37dd131c5d3a2eac21cd5baf80658b1b02a8ac] Merge tag 'staging-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
git bisect bad 2f37dd131c5d3a2eac21cd5baf80658b1b02a8ac
# bad: [be1332c0994fbf016fa4ef0f0c4acda566fe6cb3] Merge tag 'gfs2-4.7.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2
git bisect bad be1332c0994fbf016fa4ef0f0c4acda566fe6cb3
# good: [f4c80d5a16eb4b08a0d9ade154af1ebdc63f5752] Merge tag 'sound-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
git bisect good f4c80d5a16eb4b08a0d9ade154af1ebdc63f5752
# good: [a1c28b75a95808161cacbb3531c418abe248994e] Merge branch 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
git bisect good a1c28b75a95808161cacbb3531c418abe248994e
# bad: [6eb59af580dcffc6f6982ac8ef6d27a1a5f26b27] Merge tag 'mfd-for-linus-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
git bisect bad 6eb59af580dcffc6f6982ac8ef6d27a1a5f26b27
# bad: [4fad494321351f0ac412945c6a464109ad96734a] powerpc/powernv: Simplify pnv_eeh_reset()
git bisect bad 4fad494321351f0ac412945c6a464109ad96734a
# bad: [43a5c684270ee9b5b13c91ec048831dd5b7e0cdc] powerpc/mm/radix: Make sure swapper pgdir is properly aligned
git bisect bad 43a5c684270ee9b5b13c91ec048831dd5b7e0cdc
# good: [a9252aaefe7e72133e7a37e0eff4e950a4f33af1] powerpc/mm: Move hugetlb and THP related pmd accessors to pgtable.h
git bisect good a9252aaefe7e72133e7a37e0eff4e950a4f33af1
# good: [177ba7c647f37bc3f31667192059ee794347d79d] powerpc/mm/radix: Limit paca allocation in radix
git bisect good 177ba7c647f37bc3f31667192059ee794347d79d
# good: [934828edfadc43be07e53429ce501741bedf4a5e] powerpc/mm: Make 4K and 64K use pte_t for pgtable_t
git bisect good 934828edfadc43be07e53429ce501741bedf4a5e
# bad: [a3dece6d69b0ad21b64104dff508c67a1a1f14dd] powerpc/radix: Update MMU cache
git bisect bad a3dece6d69b0ad21b64104dff508c67a1a1f14dd
# good: [4dfb88ca9b66690d21030ccacc1cca73db90655e] powerpc/mm: Update pte filter for radix
git bisect good 4dfb88ca9b66690d21030ccacc1cca73db90655e
# bad: [d6a9996e84ac4beb7713e9485f4563e100a9b03e] powerpc/mm: vmalloc abstraction in preparation for radix
git bisect bad d6a9996e84ac4beb7713e9485f4563e100a9b03e