# git rev-parse -q --verify a1ee28117077c3bf24e5ab6324c835eaab629c45^{commit} a1ee28117077c3bf24e5ab6324c835eaab629c45 already have revision, skipping fetch # git checkout -q -f -B kisskb a1ee28117077c3bf24e5ab6324c835eaab629c45 # git clean -qxdf # < git log -1 # commit a1ee28117077c3bf24e5ab6324c835eaab629c45 # Author: Nicholas Piggin # Date: Sat Nov 28 17:07:21 2020 +1000 # # powerpc/64s/powernv: Fix memory corruption when saving SLB entries on MCE # # This can be hit by an HPT guest running on an HPT host and bring down # the host, so it's quite important to fix. # # Fixes: 7290f3b3d3e6 ("powerpc/64s/powernv: machine check dump SLB contents") # Cc: stable@vger.kernel.org # v5.4+ # Signed-off-by: Nicholas Piggin # Acked-by: Mahesh Salgaonkar # Signed-off-by: Michael Ellerman # Link: https://lore.kernel.org/r/20201128070728.825934-2-npiggin@gmail.com # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 a1ee28117077c3bf24e5ab6324c835eaab629c45 # < make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-fixes_powernv_defconfig+NO_NUMA_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- powernv_defconfig # Added to kconfig CONFIG_NUMA=n # yes \n | make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-fixes_powernv_defconfig+NO_NUMA_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- oldconfig yes: standard output: Broken pipe # make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-fixes_powernv_defconfig+NO_NUMA_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- Completed OK # rm -rf /kisskb/build/powerpc-fixes_powernv_defconfig+NO_NUMA_powerpc-gcc5 # Build took: 0:01:57.149493