Buildresult: linus/ppc40x_defconfig/powerpc-gcc4.6 built on Apr 9 2020, 03:33

kisskb

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Status:	OK
Date/Time:	Apr 9 2020, 03:33
Duration:	0:00:59.057353
Builder:	blade4b
Revision:	mm/gup: Let __get_user_pages_locked() return -EINTR for fatal signal (`ae46d2aa6a7fbe8ca0946f24b061b6ccdc6c3f25)`
Target:	linus/ppc40x_defconfig/powerpc-gcc4.6
Branch:	linus
Compiler:	powerpc-gcc4.6 (powerpc-linux-gcc (GCC) 4.6.3 / GNU ld (GNU Binutils) 2.22)
Config:	ppc40x_defconfig (download)
Log:	Download original Possible warnings (7) include/linux/list.h:72:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] fs/ext4/extents.c:4774:23: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] drivers/tty/serial/8250/8250_core.c:247:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] fs/namei.c:1805:10: warning: 'inode' may be used uninitialized in this function [-Wuninitialized] fs/namei.c:1805:10: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] fs/io_uring.c:6617:13: warning: 'err' may be used uninitialized in this function [-Wuninitialized] Full Log # git rev-parse -q --verify ae46d2aa6a7fbe8ca0946f24b061b6ccdc6c3f25^{commit} ae46d2aa6a7fbe8ca0946f24b061b6ccdc6c3f25 already have revision, skipping fetch # git checkout -q -f -B kisskb ae46d2aa6a7fbe8ca0946f24b061b6ccdc6c3f25 # git clean -qxdf # < git log -1 # commit ae46d2aa6a7fbe8ca0946f24b061b6ccdc6c3f25 # Author: Hillf Danton <hdanton@sina.com> # Date: Wed Apr 8 11:59:24 2020 -0400 # # mm/gup: Let __get_user_pages_locked() return -EINTR for fatal signal # # __get_user_pages_locked() will return 0 instead of -EINTR after commit # 4426e945df588 ("mm/gup: allow VM_FAULT_RETRY for multiple times") which # added extra code to allow gup detect fatal signal faster. # # Restore the original -EINTR behavior. # # Cc: Andrew Morton <akpm@linux-foundation.org> # Cc: Thomas Gleixner <tglx@linutronix.de> # Cc: Peter Zijlstra <peterz@infradead.org> # Fixes: 4426e945df58 ("mm/gup: allow VM_FAULT_RETRY for multiple times") # Reported-by: syzbot+3be1a33f04dc782e9fd5@syzkaller.appspotmail.com # Signed-off-by: Hillf Danton <hdanton@sina.com> # Acked-by: Michal Hocko <mhocko@suse.com> # Signed-off-by: Peter Xu <peterx@redhat.com> # Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> # < /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 ae46d2aa6a7fbe8ca0946f24b061b6ccdc6c3f25 # < make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_ppc40x_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- ppc40x_defconfig # < make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_ppc40x_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- help # make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_ppc40x_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- olddefconfig # make -s -j 24 ARCH=powerpc O=/kisskb/build/linus_ppc40x_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /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/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/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/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/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/io_uring.c: In function '__io_sqe_files_update.isra.89': /kisskb/src/fs/io_uring.c:6617:13: warning: 'err' may be used uninitialized in this function [-Wuninitialized] INFO: Uncompressed kernel (size 0x58800c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x600000) INFO: Uncompressed kernel (size 0x58800c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x600000) INFO: Uncompressed kernel (size 0x58800c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x600000) INFO: Uncompressed kernel (size 0x5779c4) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x600000) INFO: Uncompressed kernel (size 0x58800c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x600000) Image Name: Linux-5.6.0-gae46d2aa6a7f Created: Thu Apr 9 03:34:53 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 2763232 Bytes = 2698.47 KiB = 2.64 MiB Load Address: 00000000 Entry Point: 00000000 Image Name: Linux-5.6.0-gae46d2aa6a7f Created: Thu Apr 9 03:34:53 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 2797098 Bytes = 2731.54 KiB = 2.67 MiB Load Address: 00600000 Entry Point: 006019cc Image Name: Linux-5.6.0-gae46d2aa6a7f Created: Thu Apr 9 03:34:53 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 2796658 Bytes = 2731.11 KiB = 2.67 MiB Load Address: 00600000 Entry Point: 00601758 Completed OK # rm -rf /kisskb/build/linus_ppc40x_defconfig_powerpc-gcc4.6 # Build took: 0:00:59.057353

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