Buildresult: linus/i386-randconfig/i386-gcc4.6 built on May 22 2018, 20:53

kisskb

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Status:	Failed
Date/Time:	May 22 2018, 20:53
Duration:	0:00:05.238570
Builder:	ka2
Revision:	powerpc/64s: Add support for a store forwarding barrier at kernel entry/exit (`a048a07d7f4535baa4cbad6bc024f175317ab938)`
Target:	linus/i386-randconfig/i386-gcc4.6
Branch:	linus
Compiler:	i386-gcc4.6 (i386-linux-gcc (GCC) 4.6.3)
Config:	randconfig (download)
Log:	Download original Possible errors make[1]: * [prepare-compiler-check] Error 1 make: * [sub-make] Error 2 No warnings found in log. Full Log # git rev-parse -q --verify a048a07d7f4535baa4cbad6bc024f175317ab938^{commit} a048a07d7f4535baa4cbad6bc024f175317ab938 already have revision, skipping fetch # git checkout -q -f -B kisskb a048a07d7f4535baa4cbad6bc024f175317ab938 # git clean -qxdf # < git log -1 # commit a048a07d7f4535baa4cbad6bc024f175317ab938 # Author: Nicholas Piggin <npiggin@gmail.com> # Date: Tue May 22 09:00:00 2018 +1000 # # powerpc/64s: Add support for a store forwarding barrier at kernel entry/exit # # On some CPUs we can prevent a vulnerability related to store-to-load # forwarding by preventing store forwarding between privilege domains, # by inserting a barrier in kernel entry and exit paths. # # This is known to be the case on at least Power7, Power8 and Power9 # powerpc CPUs. # # Barriers must be inserted generally before the first load after moving # to a higher privilege, and after the last store before moving to a # lower privilege, HV and PR privilege transitions must be protected. # # Barriers are added as patch sections, with all kernel/hypervisor entry # points patched, and the exit points to lower privilge levels patched # similarly to the RFI flush patching. # # Firmware advertisement is not implemented yet, so CPU flush types # are hard coded. # # Thanks to Michal Suchánek for bug fixes and review. # # Signed-off-by: Nicholas Piggin <npiggin@gmail.com> # Signed-off-by: Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com> # Signed-off-by: Michael Neuling <mikey@neuling.org> # Signed-off-by: Michal Suchánek <msuchanek@suse.de> # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> # < /opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-gcc --version # < git log --format=%s --max-count=1 a048a07d7f4535baa4cbad6bc024f175317ab938 # < make -s -j 48 ARCH=i386 O=/kisskb/build/linus_i386-randconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux- randconfig KCONFIG_SEED=0x95CC2E74 # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # yes \n \| make -s -j 48 ARCH=i386 O=/kisskb/build/linus_i386-randconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux- oldconfig yes: standard output: Broken pipe yes: write error # make -s -j 48 ARCH=i386 O=/kisskb/build/linus_i386-randconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux- Cannot use CONFIG_CC_STACKPROTECTOR_STRONG: -fstack-protector-strong not supported by compiler /kisskb/src/Makefile:1148: recipe for target 'prepare-compiler-check' failed make[1]: * [prepare-compiler-check] Error 1 make[1]: * Waiting for unfinished jobs.... make[1]: * wait: No child processes. Stop. Makefile:146: recipe for target 'sub-make' failed make: * [sub-make] Error 2 Command 'make -s -j 48 ARCH=i386 O=/kisskb/build/linus_i386-randconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus_i386-randconfig_i386 # Build took: 0:00:05.238570

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