Buildresult: linus/um-defconfig/um-x86_64 built on Oct 25 2021, 11:47

kisskb

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Status:	OK
Date/Time:	Oct 25 2021, 11:47
Duration:	0:01:14.584887
Builder:	ka2
Revision:	Revert "mm/secretmem: use refcount_t instead of atomic_t" (`87066fdd2e30fe9dd531125d95257c118a74617e)`
Target:	linus/um-defconfig/um-x86_64
Branch:	linus
Compiler:	um-x86_64 (x86_64-linux-gcc.br_real (Buildroot 2017.05) 5.4.0 / GNU ld (GNU Binutils) 2.27)
Config:	defconfig (download)
Log:	Download original No warnings found in log. Full Log # git rev-parse -q --verify 87066fdd2e30fe9dd531125d95257c118a74617e^{commit} 87066fdd2e30fe9dd531125d95257c118a74617e already have revision, skipping fetch # git checkout -q -f -B kisskb 87066fdd2e30fe9dd531125d95257c118a74617e # git clean -qxdf # < git log -1 # commit 87066fdd2e30fe9dd531125d95257c118a74617e # Author: Linus Torvalds <torvalds@linux-foundation.org> # Date: Sun Oct 24 09:48:33 2021 -1000 # # Revert "mm/secretmem: use refcount_t instead of atomic_t" # # This reverts commit 110860541f443f950c1274f217a1a3e298670a33. # # Converting the "secretmem_users" counter to a refcount is incorrect, # because a refcount is special in zero and can't just be incremented (but # a count of users is not, and "no users" is actually perfectly valid and # not a sign of a free'd resource). # # Reported-by: syzbot+75639e6a0331cd61d3e2@syzkaller.appspotmail.com # Cc: Jordy Zomer <jordy@pwning.systems> # Cc: Kees Cook <keescook@chromium.org>, # Cc: Jordy Zomer <jordy@jordyzomer.github.io> # Cc: James Bottomley <James.Bottomley@HansenPartnership.com> # Cc: Mike Rapoport <rppt@kernel.org> # Cc: Andrew Morton <akpm@linux-foundation.org> # Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> # < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version # < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-ld --version # < git log --format=%s --max-count=1 87066fdd2e30fe9dd531125d95257c118a74617e # < make -s -j 8 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 defconfig # < make -s -j 8 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 help # make -s -j 8 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 olddefconfig # make -s -j 8 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 /kisskb/src/arch/x86/um/Makefile:44: FORCE prerequisite is missing LINK linux Completed OK # rm -rf /kisskb/build/linus_um-defconfig_um-x86_64 # Build took: 0:01:14.584887

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