# git rev-parse -q --verify 4c205c84e249e0a91dcfabe461d77667ec9b2d05^{commit} 4c205c84e249e0a91dcfabe461d77667ec9b2d05 already have revision, skipping fetch # git checkout -q -f -B kisskb 4c205c84e249e0a91dcfabe461d77667ec9b2d05 # git clean -qxdf # < git log -1 # commit 4c205c84e249e0a91dcfabe461d77667ec9b2d05 # Merge: ea9448b254e2 4f0882491a14 # Author: Linus Torvalds # Date: Sat Apr 4 12:24:47 2020 -0700 # # Merge tag 'keys-fixes-20200329' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs # # Pull keyrings fixes from David Howells: # "Here's a couple of patches that fix a circular dependency between # holding key->sem and mm->mmap_sem when reading data from a key. # # One potential issue is that a filesystem looking to use a key inside, # say, ->readpages() could deadlock if the key being read is the key # that's required and the buffer the key is being read into is on a page # that needs to be fetched. # # The case actually detected is a bit more involved - with a filesystem # calling request_key() and locking the target keyring for write - which # could be being read" # # * tag 'keys-fixes-20200329' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs: # KEYS: Avoid false positive ENOMEM error on key read # KEYS: Don't write out to userspace while holding key semaphore # < /opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux-ld --version # < git log --format=%s --max-count=1 4c205c84e249e0a91dcfabe461d77667ec9b2d05 # < make -s -j 80 ARCH=sh O=/kisskb/build/linus_urquell_defconfig_sh4-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux- urquell_defconfig # < make -s -j 80 ARCH=sh O=/kisskb/build/linus_urquell_defconfig_sh4-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux- help # make -s -j 80 ARCH=sh O=/kisskb/build/linus_urquell_defconfig_sh4-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux- olddefconfig # make -s -j 80 ARCH=sh O=/kisskb/build/linus_urquell_defconfig_sh4-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux- Generating include/generated/machtypes.h :1511:2: warning: #warning syscall clone3 not implemented [-Wcpp] /kisskb/src/arch/sh/kernel/cpu/sh4/../sh3/../../entry-common.S: Assembler messages: /kisskb/src/arch/sh/kernel/cpu/sh4/../sh3/../../entry-common.S:385: Warning: overflow in branch to syscall_exit_work; converted into longer instruction sequence /kisskb/src/arch/sh/kernel/cpu/sh4/../sh3/../../entry-common.S:388: Warning: overflow in branch to syscall_exit_work; converted into longer instruction sequence /kisskb/src/arch/sh/kernel/cpu/sh4a/setup-sh7786.c:243:31: warning: 'tmu3_device' defined but not used [-Wunused-variable] /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:401:21: note: 'pdeo' was declared here /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/ext4/extents.c: In function 'ext4_convert_unwritten_io_end_vec': /kisskb/src/fs/ext4/extents.c:5009:23: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c: In function 'do_futex': /kisskb/src/kernel/futex.c:1676:3: warning: 'oldval' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/futex.c:1652:6: note: 'oldval' was declared here /kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page': /kisskb/src/mm/hugetlb.c:1741:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/backref.c: In function 'is_shared_data_backref': /kisskb/src/fs/btrfs/backref.c:394:9: warning: missing braces around initializer [-Wmissing-braces] /kisskb/src/fs/btrfs/backref.c:394:9: warning: (near initialization for 'target.rbnode') [-Wmissing-braces] /kisskb/src/fs/io_uring.c: In function '__io_sqe_files_update': /kisskb/src/fs/io_uring.c:6617:13: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/sh/clk/cpg.c: In function 'r8': /kisskb/src/drivers/sh/clk/cpg.c:41:2: warning: passing argument 1 of 'ioread8' discards 'const' qualifier from pointer target type [enabled by default] /kisskb/src/include/asm-generic/iomap.h:29:21: note: expected 'void *' but argument is of type 'const void *' /kisskb/src/drivers/sh/clk/cpg.c: In function 'r16': /kisskb/src/drivers/sh/clk/cpg.c:46:2: warning: passing argument 1 of 'ioread16' discards 'const' qualifier from pointer target type [enabled by default] /kisskb/src/include/asm-generic/iomap.h:30:21: note: expected 'void *' but argument is of type 'const void *' /kisskb/src/drivers/sh/clk/cpg.c: In function 'r32': /kisskb/src/drivers/sh/clk/cpg.c:51:2: warning: passing argument 1 of 'ioread32' discards 'const' qualifier from pointer target type [enabled by default] /kisskb/src/include/asm-generic/iomap.h:32:21: note: expected 'void *' but argument is of type 'const void *' /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] Image Name: Linux-5.6.0-g4c205c84e249 Created: Sun Apr 5 09:29:46 2020 Image Type: SuperH Linux Kernel Image (gzip compressed) Data Size: 4642253 Bytes = 4533.45 KiB = 4.43 MiB Load Address: 88001000 Entry Point: 88002000 Image arch/sh/boot/uImage is ready Completed OK # rm -rf /kisskb/build/linus_urquell_defconfig_sh4-gcc4.6 # Build took: 0:01:05.735208