Buildresult: powerpc-fixes/versatile_defconfig/arm-gcc4.6 built on May 23 2019, 18:27
kisskb
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Status:
OK
Date/Time:
May 23 2019, 18:27
Duration:
0:00:56.055805
Builder:
ka2
Revision:
powerpc/kexec: Fix loading of kernel + initramfs with kexec_file_load() (
8b909e3548706cbebc0a676067b81aadda57f47e)
Target:
powerpc-fixes/versatile_defconfig/arm-gcc4.6
Branch:
powerpc-fixes
Compiler:
arm-gcc4.6
(arm-unknown-linux-gnueabi-gcc (GCC) 4.6.3 / GNU ld (GNU Binutils) 2.22)
Config:
versatile_defconfig
(
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Log:
Download original
Possible warnings (6)
kernel/printk/printk.c:193:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] drivers/base/regmap/regmap.c:2589:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] drivers/base/regmap/regmap.c:1850:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] include/linux/skbuff.h:1406:6: warning: 'extra_uref' may be used uninitialized in this function [-Wuninitialized] net/ipv4/fib_semantics.c:1027:12: warning: 'err' may be used uninitialized in this function [-Wuninitialized]
Full Log
# git rev-parse -q --verify 8b909e3548706cbebc0a676067b81aadda57f47e^{commit} 8b909e3548706cbebc0a676067b81aadda57f47e already have revision, skipping fetch # git checkout -q -f -B kisskb 8b909e3548706cbebc0a676067b81aadda57f47e # git clean -qxdf # < git log -1 # commit 8b909e3548706cbebc0a676067b81aadda57f47e # Author: Thiago Jung Bauermann <bauerman@linux.ibm.com> # Date: Wed May 22 19:01:58 2019 -0300 # # powerpc/kexec: Fix loading of kernel + initramfs with kexec_file_load() # # Commit b6664ba42f14 ("s390, kexec_file: drop arch_kexec_mem_walk()") # changed kexec_add_buffer() to skip searching for a memory location if # kexec_buf.mem is already set, and use the address that is there. # # In powerpc code we reuse a kexec_buf variable for loading both the # kernel and the initramfs by resetting some of the fields between those # uses, but not mem. This causes kexec_add_buffer() to try to load the # kernel at the same address where initramfs will be loaded, which is # naturally rejected: # # # kexec -s -l --initrd initramfs vmlinuz # kexec_file_load failed: Invalid argument # # Setting the mem field before every call to kexec_add_buffer() fixes # this regression. # # Fixes: b6664ba42f14 ("s390, kexec_file: drop arch_kexec_mem_walk()") # Cc: stable@vger.kernel.org # v5.0+ # Signed-off-by: Thiago Jung Bauermann <bauerman@linux.ibm.com> # Reviewed-by: Dave Young <dyoung@redhat.com> # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-ld --version # < git log --format=%s --max-count=1 8b909e3548706cbebc0a676067b81aadda57f47e # < make -s -j 8 ARCH=arm O=/kisskb/build/powerpc-fixes_versatile_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- versatile_defconfig # make -s -j 8 ARCH=arm O=/kisskb/build/powerpc-fixes_versatile_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:193:16: warning: 'old' 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:2589:6: 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:1850:6: warning: 'ret' 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:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:331:21: note: 'pdeo' was declared here /kisskb/src/net/ipv4/ip_output.c: In function '__ip_append_data': /kisskb/src/include/linux/skbuff.h:1406:6: warning: 'extra_uref' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/ip_output.c:880:14: note: 'extra_uref' was declared here /kisskb/src/net/ipv4/fib_semantics.c: In function 'fib_create_info': /kisskb/src/net/ipv4/fib_semantics.c:1027:12: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/ipv4/fib_semantics.c:971:6: note: 'err' was declared here Completed OK # rm -rf /kisskb/build/powerpc-fixes_versatile_defconfig_arm # Build took: 0:00:56.055805
© Michael Ellerman 2006-2018.