# git rev-parse -q --verify 3f777e19d171670ab558a6d5e6b1ac7f9b6c574f^{commit} 3f777e19d171670ab558a6d5e6b1ac7f9b6c574f already have revision, skipping fetch # git checkout -q -f -B kisskb 3f777e19d171670ab558a6d5e6b1ac7f9b6c574f # git clean -qxdf # < git log -1 # commit 3f777e19d171670ab558a6d5e6b1ac7f9b6c574f # Merge: 51184ae37e05 316ec1548109 # Author: Linus Torvalds # Date: Tue Apr 28 09:13:08 2020 -0700 # # Merge tag 'cve-2020-11884' from emailed bundle # # Pull s390 fix from Christian Borntraeger: # "Fix a race between page table upgrade and uaccess on s390. # # This fixes CVE-2020-11884 which allows for a local kernel crash or # code execution" # # * tag 'cve-2020-11884' from emailed bundle: # s390/mm: fix page table upgrade vs 2ndary address mode accesses # < /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 3f777e19d171670ab558a6d5e6b1ac7f9b6c574f # < make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_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 32 ARCH=powerpc O=/kisskb/build/linus_mpc85xx_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- help # make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_mpc85xx_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- olddefconfig # make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_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/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:72:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:471:21: note: 'pdeo' was declared here /kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page': /kisskb/src/mm/hugetlb.c:1774:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/trace/trace_events.c: In function 'event_create_dir': /kisskb/src/kernel/trace/trace_events.c:2189:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq': /kisskb/src/drivers/tty/serial/8250/8250_core.c:247:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c:227:19: note: 'i' was declared here /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/fs/ext4/extents.c: In function 'ext4_convert_unwritten_io_end_vec': /kisskb/src/fs/ext4/extents.c:4774:23: warning: 'ret' 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:2598:6: 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:1859:6: 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/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/fs/namei.c: In function 'handle_dots': /kisskb/src/fs/namei.c:1805:10: warning: 'inode' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/namei.c:1805:10: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] /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/fs/io_uring.c: In function '__io_sqe_files_update': /kisskb/src/fs/io_uring.c:6701:13: warning: 'err' 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 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) INFO: Uncompressed kernel (size 0xca6604) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6095812 Bytes = 5952.94 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6097563 Bytes = 5954.65 KiB = 5.82 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6096359 Bytes = 5953.48 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6095783 Bytes = 5952.91 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6096183 Bytes = 5953.30 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6095988 Bytes = 5953.11 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6096594 Bytes = 5953.71 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6096320 Bytes = 5953.44 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6096002 Bytes = 5953.13 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6095807 Bytes = 5952.94 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6095812 Bytes = 5952.94 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6095806 Bytes = 5952.94 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002e8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6096118 Bytes = 5953.24 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002a8 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6095785 Bytes = 5952.92 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002a8 INFO: Uncompressed kernel (size 0xc95e6c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0xd00000) Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6064634 Bytes = 5922.49 KiB = 5.78 MiB Load Address: 00000000 Entry Point: 00000000 Image Name: Linux-5.7.0-rc3-g3f777e19d171 Created: Wed Apr 29 04:46:56 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 6096462 Bytes = 5953.58 KiB = 5.81 MiB Load Address: 00d00000 Entry Point: 00d002a8 Completed OK # rm -rf /kisskb/build/linus_mpc85xx_defconfig_powerpc-gcc4.6 # Build took: 0:02:06.571792