# git rev-parse -q --verify d10f60ae27d26d811e2a1bb39ded47df96d7499f^{commit} d10f60ae27d26d811e2a1bb39ded47df96d7499f already have revision, skipping fetch # git checkout -q -f -B kisskb d10f60ae27d26d811e2a1bb39ded47df96d7499f # git clean -qxdf # < git log -1 # commit d10f60ae27d26d811e2a1bb39ded47df96d7499f # Author: Christophe Leroy # Date: Mon Oct 14 16:51:28 2019 +0000 # # powerpc/32s: fix allow/prevent_user_access() when crossing segment boundaries. # # Make sure starting addr is aligned to segment boundary so that when # incrementing the segment, the starting address of the new segment is # below the end address. Otherwise the last segment might get missed. # # Fixes: a68c31fc01ef ("powerpc/32s: Implement Kernel Userspace Access Protection") # Signed-off-by: Christophe Leroy # Signed-off-by: Michael Ellerman # Link: https://lore.kernel.org/r/067a1b09f15f421d40797c2d04c22d4049a1cee8.1571071875.git.christophe.leroy@c-s.fr # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version # < git log --format=%s --max-count=1 d10f60ae27d26d811e2a1bb39ded47df96d7499f # < make -s -j 8 ARCH=powerpc O=/kisskb/build/powerpc-fixes_mpc85xx_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- mpc85xx_defconfig # make -s -j 8 ARCH=powerpc O=/kisskb/build/powerpc-fixes_mpc85xx_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page': /kisskb/src/mm/hugetlb.c:1497:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_raw_read': /kisskb/src/drivers/base/regmap/regmap.c:2591:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write': /kisskb/src/drivers/base/regmap/regmap.c:1852:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8960.c: In function 'wm8960_configure_clocking': /kisskb/src/sound/soc/codecs/wm8960.c:800:70: warning: 'j' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/wm8960.c:797:68: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/soc-pcm.c: In function 'soc_pcm_trigger': /kisskb/src/sound/soc/soc-pcm.c:1074:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/soc-pcm.c: In function 'soc_pcm_bespoke_trigger': /kisskb/src/sound/soc/soc-pcm.c:1092:9: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/freescale/fs_enet/mac-scc.c: In function 'allocate_bd': /kisskb/src/drivers/net/ethernet/freescale/fs_enet/mac-scc.c:139:6: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:338:21: note: 'pdeo' was declared here /kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq': /kisskb/src/drivers/tty/serial/8250/8250_core.c:248:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c:228:19: note: 'i' was declared here /kisskb/src/fs/udf/unicode.c: In function 'udf_name_conv_char': /kisskb/src/fs/udf/unicode.c:132:8: warning: 'c' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/core/devio.c: In function 'async_completed': /kisskb/src/drivers/usb/core/devio.c:625:23: warning: 'errno' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8541cds.dts:330.3-21: Warning (pci_device_bus_num): /pci@e0008000/i8259@19000:bus-range: PCI bus number 1 out of range, expected (0 - 0) /kisskb/src/arch/powerpc/boot/dts/fsl/mpc8555cds.dts:330.3-21: Warning (pci_device_bus_num): /pci@e0008000/i8259@19000:bus-range: PCI bus number 1 out of range, expected (0 - 0) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc2afb4) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:55 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5881142 Bytes = 5743.30 KiB = 5.61 MiB Load Address: 00000000 Entry Point: 00000000 INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:56 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914306 Bytes = 5775.69 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:56 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914043 Bytes = 5775.43 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:56 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914402 Bytes = 5775.78 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002a8 INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:57 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914405 Bytes = 5775.79 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:57 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914479 Bytes = 5775.86 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:57 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914720 Bytes = 5776.09 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:57 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914710 Bytes = 5776.08 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:57 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5913317 Bytes = 5774.72 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002a8 INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xc3b77c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:58 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914024 Bytes = 5775.41 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:59 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914540 Bytes = 5775.92 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:59 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914087 Bytes = 5775.48 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:59 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5913799 Bytes = 5775.19 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:59 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914587 Bytes = 5775.96 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:59 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914088 Bytes = 5775.48 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.4.0-rc2-gd10f60ae27d2 Created: Thu Oct 17 14:43:59 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 5914055 Bytes = 5775.44 KiB = 5.64 MiB Load Address: 00d00000 Entry Point: 00d002e8 Completed OK # rm -rf /kisskb/build/powerpc-fixes_mpc85xx_defconfig_powerpc-gcc4.6 # Build took: 0:02:36.383219