# < git ls-remote /scratch/git/linus.git refs/heads/master # < git rev-parse tmp/linus remote == local, skipping fetch # < git rev-parse tmp/linus Upstream revision is 4bbba111d94781d34081c37856bbc5eb33f6c72a Head not built, building # < git reset --mixed # git branch -D linus Deleted branch linus (was 4bbba11). # git checkout -q -f -b linus tmp/linus # < git ls-files --others --modified # git ls-files --others --modified cmd.log # < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=ia64 O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_ia64-defconfig_ia64 CROSS_COMPILE=/opt/crosstool/gcc-4.3.3-nolibc/ia64-linux/bin/ia64-linux- -f kisskb-version.mk makewrap: Added ccache to CROSS_COMPILE makewrap: Using -j factor 32 # < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=ia64 O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_ia64-defconfig_ia64 CROSS_COMPILE=/opt/crosstool/gcc-4.3.3-nolibc/ia64-linux/bin/ia64-linux- defconfig makewrap: Added ccache to CROSS_COMPILE makewrap: Using -j factor 32 warning: (IA64) selects PM which has unmet direct dependencies (PM_SLEEP || PM_RUNTIME) warning: (IA64) selects PM which has unmet direct dependencies (PM_SLEEP || PM_RUNTIME) # /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=ia64 O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_ia64-defconfig_ia64 CROSS_COMPILE=/opt/crosstool/gcc-4.3.3-nolibc/ia64-linux/bin/ia64-linux- makewrap: Added ccache to CROSS_COMPILE makewrap: Using -j factor 32 GEN /scratch/kisskb/build/linus_ia64-defconfig_ia64/Makefile scripts/kconfig/conf --silentoldconfig Kconfig warning: (IA64) selects PM which has unmet direct dependencies (PM_SLEEP || PM_RUNTIME) warning: (IA64) selects PM which has unmet direct dependencies (PM_SLEEP || PM_RUNTIME) GEN /scratch/kisskb/build/linus_ia64-defconfig_ia64/Makefile CC arch/ia64/kernel/nr-irqs.s CHK include/linux/version.h UPD include/linux/version.h GEN include/generated/nr-irqs.h HOSTCC scripts/kallsyms HOSTCC scripts/conmakehash HOSTCC scripts/bin2c HOSTCC scripts/genksyms/genksyms.o SHIPPED scripts/genksyms/lex.c SHIPPED scripts/genksyms/parse.h SHIPPED scripts/genksyms/keywords.c SHIPPED scripts/genksyms/parse.c CC scripts/mod/empty.o HOSTCC scripts/mod/mk_elfconfig HOSTCC scripts/genksyms/lex.o HOSTCC scripts/genksyms/parse.o MKELF scripts/mod/elfconfig.h HOSTCC scripts/mod/file2alias.o HOSTCC scripts/mod/modpost.o HOSTCC scripts/mod/sumversion.o HOSTLD scripts/genksyms/genksyms HOSTLD scripts/mod/modpost Using /scratch/kisskb/src as source for kernel CHK include/generated/utsrelease.h UPD include/generated/utsrelease.h CC kernel/bounds.s GEN include/generated/bounds.h CC arch/ia64/kernel/asm-offsets.s In file included from /scratch/kisskb/src/include/linux/thread_info.h:53, from /scratch/kisskb/src/include/linux/preempt.h:9, from /scratch/kisskb/src/include/linux/spinlock.h:50, from /scratch/kisskb/src/include/linux/seqlock.h:29, from /scratch/kisskb/src/include/linux/time.h:8, from /scratch/kisskb/src/include/linux/timex.h:56, from /scratch/kisskb/src/include/linux/sched.h:57, from /scratch/kisskb/src/arch/ia64/kernel/asm-offsets.c:9: /scratch/kisskb/src/arch/ia64/include/asm/thread_info.h:95: error: expected identifier or '(' before '}' token /scratch/kisskb/src/arch/ia64/include/asm/thread_info.h:95: error: expected identifier or '(' before ')' token make[2]: *** [arch/ia64/kernel/asm-offsets.s] Error 1 make[1]: *** [prepare0] Error 2 make: *** [sub-make] Error 2 make failed, trying to bisect .. ## bisect start Last known good revision f741a79e982cf56d7584435bad663553ffe6715f # < git symbolic-ref HEAD # < git merge-base f741a79e982cf56d7584435bad663553ffe6715f 4bbba111d94781d34081c37856bbc5eb33f6c72a # < git ls-files --others --modified # git ls-files --others --modified cmd.log # git bisect reset linus Already on 'linus' # git bisect start # git bisect bad # git bisect good f741a79e982cf56d7584435bad663553ffe6715f Bisecting: 148 revisions left to test after this (roughly 7 steps) [71c696b1d0310da3ab8033d743282959bd49d28b] calibrate: extract fall-back calculation into own helper Trying 4bbba111d94781d34081c37856bbc5eb33f6c72a # < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=ia64 O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_ia64-defconfig_ia64 CROSS_COMPILE=/opt/crosstool/gcc-4.3.3-nolibc/ia64-linux/bin/ia64-linux- defconfig makewrap: Added ccache to CROSS_COMPILE makewrap: Using -j factor 32 warning: (IA64) selects PM which has unmet direct dependencies (PM_SLEEP || PM_RUNTIME) warning: (IA64) selects PM which has unmet direct dependencies (PM_SLEEP || PM_RUNTIME) # /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=ia64 O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_ia64-defconfig_ia64 CROSS_COMPILE=/opt/crosstool/gcc-4.3.3-nolibc/ia64-linux/bin/ia64-linux- makewrap: Added ccache to CROSS_COMPILE makewrap: Using -j factor 32 GEN /scratch/kisskb/build/linus_ia64-defconfig_ia64/Makefile scripts/kconfig/conf --silentoldconfig Kconfig warning: (IA64) selects PM which has unmet direct dependencies (PM_SLEEP || PM_RUNTIME) warning: (IA64) selects PM which has unmet direct dependencies (PM_SLEEP || PM_RUNTIME) make[2]: `include/generated/nr-irqs.h' is up to date. GEN /scratch/kisskb/build/linus_ia64-defconfig_ia64/Makefile CHK include/linux/version.h Using /scratch/kisskb/src as source for kernel CHK include/generated/utsrelease.h UPD include/generated/utsrelease.h CC arch/ia64/kernel/asm-offsets.s In file included from /scratch/kisskb/src/include/linux/thread_info.h:53, from /scratch/kisskb/src/include/linux/preempt.h:9, from /scratch/kisskb/src/include/linux/spinlock.h:50, from /scratch/kisskb/src/include/linux/seqlock.h:29, from /scratch/kisskb/src/include/linux/time.h:8, from /scratch/kisskb/src/include/linux/timex.h:56, from /scratch/kisskb/src/include/linux/sched.h:57, from /scratch/kisskb/src/arch/ia64/kernel/asm-offsets.c:9: /scratch/kisskb/src/arch/ia64/include/asm/thread_info.h:95: error: expected identifier or '(' before '}' token /scratch/kisskb/src/arch/ia64/include/asm/thread_info.h:95: error: expected identifier or '(' before ')' token make[2]: *** [arch/ia64/kernel/asm-offsets.s] Error 1 make[1]: *** [prepare0] Error 2 make: *** [sub-make] Error 2 bisect failed 4bbba111d94781d34081c37856bbc5eb33f6c72a # git bisect bad Bisecting: 73 revisions left to test after this (roughly 6 steps) [7bc32f6f90dae67730645da67bfd44304f810f93] mm: debug-pagealloc: fix kconfig dependency warning # < git symbolic-ref HEAD fatal: ref HEAD is not a symbolic ref Traceback (most recent call last): File "/scratch/kisskb/prod/kisskb/kisskb3/backend/backend.py", line 151, in _do_build self.bisect() File "/scratch/kisskb/prod/kisskb/kisskb3/backend/backend.py", line 228, in bisect current = self.current_head_revid() File "/scratch/kisskb/prod/kisskb/kisskb3/backend/backend.py", line 253, in current_head_revid ref = call_pipe('git symbolic-ref HEAD', self.log).strip() File "/scratch/kisskb/prod/kisskb/kisskb3/backend/utils.py", line 32, in call_pipe raise CommandFailedException(cmd, p.returncode) CommandFailedException: Failed running "git symbolic-ref HEAD" (128)