# git rev-parse -q --verify feb8e960d780e170e992a70491eec9dd68f4dbf2^{commit} feb8e960d780e170e992a70491eec9dd68f4dbf2 already have revision, skipping fetch # git checkout -q -f -B kisskb feb8e960d780e170e992a70491eec9dd68f4dbf2 # git clean -qxdf # < git log -1 # commit feb8e960d780e170e992a70491eec9dd68f4dbf2 # Author: Christophe Leroy # Date: Fri Apr 17 11:58:36 2020 +0000 # # powerpc/mm: Fix CONFIG_PPC_KUAP_DEBUG on PPC32 # # CONFIG_PPC_KUAP_DEBUG is not selectable because it depends on PPC_32 # which doesn't exists. # # Fixing it leads to a deadlock due to a vital register getting # clobbered in _switch(). # # Change dependency to PPC32 and use r0 instead of r4 in _switch() # # Fixes: e2fb9f544431 ("powerpc/32: Prepare for Kernel Userspace Access Protection") # Cc: stable@vger.kernel.org # v5.2+ # Signed-off-by: Christophe Leroy # Signed-off-by: Michael Ellerman # Link: https://lore.kernel.org/r/540242f7d4573f7cdf1b3bf46bb35f743b2cd68f.1587124651.git.christophe.leroy@c-s.fr # < /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 feb8e960d780e170e992a70491eec9dd68f4dbf2 # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_ppc6xx_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- ppc6xx_defconfig # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_ppc6xx_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_ppc6xx_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_ppc6xx_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- In file included from /kisskb/src/sound/ppc/pmac.h:12:0, from /kisskb/src/sound/ppc/awacs.c:16: /kisskb/src/sound/ppc/awacs.c: In function 'snd_pmac_awacs_init': /kisskb/src/include/sound/control.h:218:9: warning: 'speaker_vol' may be used uninitialized in this function [-Wmaybe-uninitialized] return _snd_ctl_add_slave(master, slave, 0); ^ /kisskb/src/sound/ppc/awacs.c:873:36: note: 'speaker_vol' was declared here struct snd_kcontrol *master_vol, *speaker_vol; ^ /kisskb/src/kernel/trace/ftrace.c: In function 'pid_open': /kisskb/src/kernel/trace/ftrace.c:7166:6: warning: 'seq_ops' may be used uninitialized in this function [-Wmaybe-uninitialized] ret = seq_open(file, seq_ops); ^ /kisskb/src/kernel/trace/ftrace.c: In function 'pid_write': /kisskb/src/kernel/trace/ftrace.c:7244:6: warning: 'filtered_pids' may be used uninitialized in this function [-Wmaybe-uninitialized] ret = trace_pid_write(filtered_pids, &pid_list, ubuf, cnt); ^ /kisskb/src/kernel/trace/ftrace.c:7261:22: warning: 'other_pids' may be used uninitialized in this function [-Wmaybe-uninitialized] } else if (pid_list && !other_pids) { ^ INFO: Uncompressed kernel (size 0xad6908) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) INFO: Uncompressed kernel (size 0xad6908) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) INFO: Uncompressed kernel (size 0xad6908) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) INFO: Uncompressed kernel (size 0xad6908) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) INFO: Uncompressed kernel (size 0xad6908) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) INFO: Uncompressed kernel (size 0xad6908) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) INFO: Uncompressed kernel (size 0xad6908) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) INFO: Uncompressed kernel (size 0xad6908) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) INFO: Uncompressed kernel (size 0xad6908) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) INFO: Uncompressed kernel (size 0xac6220) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) INFO: Uncompressed kernel (size 0xad6908) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) INFO: Uncompressed kernel (size 0xac6220) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xb00000) Image Name: Linux-5.7.0-rc2+ Created: Fri Apr 24 01:30:12 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5172628 Bytes = 5051.39 KiB = 4.93 MiB Load Address: 00000000 Entry Point: 00000000 Image Name: Linux-5.7.0-rc2+ Created: Fri Apr 24 01:30:12 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5201768 Bytes = 5079.85 KiB = 4.96 MiB Load Address: 00b00000 Entry Point: 00b00294 Image Name: Linux-5.7.0-rc2+ Created: Fri Apr 24 01:30:12 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5203876 Bytes = 5081.91 KiB = 4.96 MiB Load Address: 00b00000 Entry Point: 00b00894 Image Name: Linux-5.7.0-rc2+ Created: Fri Apr 24 01:30:13 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5203423 Bytes = 5081.47 KiB = 4.96 MiB Load Address: 00b00000 Entry Point: 00b00894 Image Name: Linux-5.7.0-rc2+ Created: Fri Apr 24 01:30:13 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5202940 Bytes = 5081.00 KiB = 4.96 MiB Load Address: 00b00000 Entry Point: 00b00294 Image Name: Linux-5.7.0-rc2+ Created: Fri Apr 24 01:30:13 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5202795 Bytes = 5080.85 KiB = 4.96 MiB Load Address: 00b00000 Entry Point: 00b00294 Image Name: Linux-5.7.0-rc2+ Created: Fri Apr 24 01:30:13 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5202705 Bytes = 5080.77 KiB = 4.96 MiB Load Address: 00b00000 Entry Point: 00b00294 Image Name: Linux-5.7.0-rc2+ Created: Fri Apr 24 01:30:13 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5202537 Bytes = 5080.60 KiB = 4.96 MiB Load Address: 00b00000 Entry Point: 00b00294 Image Name: Linux-5.7.0-rc2+ Created: Fri Apr 24 01:30:14 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5201471 Bytes = 5079.56 KiB = 4.96 MiB Load Address: 00b00000 Entry Point: 00b00294 Completed OK # rm -rf /kisskb/build/powerpc-fixes_ppc6xx_defconfig_powerpc-gcc5 # Build took: 0:03:24.638193