Buildresult: linus/um-defconfig/um-x86_64 built on Mar 1 2023, 04:49
kisskb
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Build Failures
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Status:
Failed
Date/Time:
Mar 1 2023, 04:49
Duration:
0:00:40.907894
Builder:
blade4b
Revision:
vc_screen: don't clobber return value in vcs_read (
ae3419fbac845b4d3f3a9fae4cc80c68d82cdf6e)
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
Possible errors
arch/um/os-Linux/util.c:17:24: fatal error: sys/random.h: No such file or directory make[3]: *** [scripts/Makefile.build:252: arch/um/os-Linux/util.o] Error 1 make[2]: *** [scripts/Makefile.build:494: arch/um/os-Linux] Error 2 make[1]: *** [Makefile:2028: .] Error 2 make: *** [Makefile:226: __sub-make] Error 2
No warnings found in log.
Full Log
# git rev-parse -q --verify ae3419fbac845b4d3f3a9fae4cc80c68d82cdf6e^{commit} ae3419fbac845b4d3f3a9fae4cc80c68d82cdf6e already have revision, skipping fetch # git checkout -q -f -B kisskb ae3419fbac845b4d3f3a9fae4cc80c68d82cdf6e # git clean -qxdf # < git log -1 # commit ae3419fbac845b4d3f3a9fae4cc80c68d82cdf6e # Author: Thomas Weißschuh <linux@weissschuh.net> # Date: Mon Feb 20 06:46:12 2023 +0000 # # vc_screen: don't clobber return value in vcs_read # # Commit 226fae124b2d ("vc_screen: move load of struct vc_data pointer in # vcs_read() to avoid UAF") moved the call to vcs_vc() into the loop. # # While doing this it also moved the unconditional assignment of # # ret = -ENXIO; # # This unconditional assignment was valid outside the loop but within it # it clobbers the actual value of ret. # # To avoid this only assign "ret = -ENXIO" when actually needed. # # [ Also, the 'goto unlock_out" needs to be just a "break", so that it # does the right thing when it exits on later iterations when partial # success has happened - Linus ] # # Reported-by: Storm Dragon <stormdragon2976@gmail.com> # Link: https://lore.kernel.org/lkml/Y%2FKS6vdql2pIsCiI@hotmail.com/ # Fixes: 226fae124b2d ("vc_screen: move load of struct vc_data pointer in vcs_read() to avoid UAF") # Signed-off-by: Thomas Weißschuh <linux@weissschuh.net> # Link: https://lore.kernel.org/lkml/64981d94-d00c-4b31-9063-43ad0a384bde@t-8ch.de/ # 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 ae3419fbac845b4d3f3a9fae4cc80c68d82cdf6e # < make -s -j 24 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 24 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 24 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 24 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/um/os-Linux/util.c:17:24: fatal error: sys/random.h: No such file or directory compilation terminated. make[3]: *** [/kisskb/src/scripts/Makefile.build:252: arch/um/os-Linux/util.o] Error 1 make[3]: *** Waiting for unfinished jobs.... make[2]: *** [/kisskb/src/scripts/Makefile.build:494: arch/um/os-Linux] Error 2 make[2]: *** Waiting for unfinished jobs.... make[1]: *** [/kisskb/src/Makefile:2028: .] Error 2 make: *** [Makefile:226: __sub-make] Error 2 Command 'make -s -j 24 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 ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus_um-defconfig_um-x86_64 # Build took: 0:00:40.907894
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