Buildresult: linus/sparc-allmodconfig/sparc64-gcc5 built on Mar 1 2023, 01:43

kisskb

Revisions | Branches | Compilers | Configs | Build Results | Build Failures |

Status:	Failed
Date/Time:	Mar 1 2023, 01:43
Duration:	0:08:51.273754
Builder:	alpine3
Revision:	vc_screen: don't clobber return value in vcs_read (`ae3419fbac845b4d3f3a9fae4cc80c68d82cdf6e)`
Target:	linus/sparc-allmodconfig/sparc64-gcc5
Branch:	linus
Compiler:	sparc64-gcc5 (sparc64-linux-gcc (GCC) 5.5.0 / GNU ld (GNU Binutils) 2.29.1.20170915)
Config:	allmodconfig (download)
Log:	Download original Possible errors fs/btrfs/send.c:1909:13: error: 'right_gen' may be used uninitialized in this function [-Werror=maybe-uninitialized] cc1: error: unrecognized command line option '-Wno-shift-negative-value' [-Werror] cc1: all warnings being treated as errors make[4]: * [scripts/Makefile.build:252: fs/btrfs/send.o] Error 1 make[3]: * [scripts/Makefile.build:494: fs/btrfs] Error 2 make[2]: * [scripts/Makefile.build:494: fs] Error 2 make[1]: * [Makefile:2028: .] Error 2 make: * [Makefile:226: __sub-make] Error 2 Possible warnings (1) <stdin>:1517:2: warning: #warning syscall clone3 not implemented [-Wcpp] 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/korg/gcc-5.5.0-nolibc/sparc64-linux/bin/sparc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/sparc64-linux/bin/sparc64-linux-ld --version # < git log --format=%s --max-count=1 ae3419fbac845b4d3f3a9fae4cc80c68d82cdf6e # < make -s -j 160 ARCH=sparc O=/kisskb/build/linus_sparc-allmodconfig_sparc64-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/sparc64-linux/bin/sparc64-linux- allmodconfig # Added to kconfig CONFIG_64BIT=n # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_HAVE_FTRACE_MCOUNT_RECORD=n # Added to kconfig CONFIG_SAMPLES=n # Added to kconfig CONFIG_MODULE_SIG=n # < make -s -j 160 ARCH=sparc O=/kisskb/build/linus_sparc-allmodconfig_sparc64-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/sparc64-linux/bin/sparc64-linux- help # make -s -j 160 ARCH=sparc O=/kisskb/build/linus_sparc-allmodconfig_sparc64-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/sparc64-linux/bin/sparc64-linux- olddefconfig # make -s -j 160 ARCH=sparc O=/kisskb/build/linus_sparc-allmodconfig_sparc64-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/sparc64-linux/bin/sparc64-linux- <stdin>:1517:2: warning: #warning syscall clone3 not implemented [-Wcpp] /kisskb/src/fs/btrfs/send.c: In function 'get_cur_inode_state': /kisskb/src/fs/btrfs/send.c:1909:13: error: 'right_gen' may be used uninitialized in this function [-Werror=maybe-uninitialized] } else if (right_gen == gen) { ^ /kisskb/src/fs/btrfs/send.c: At top level: cc1: error: unrecognized command line option '-Wno-shift-negative-value' [-Werror] cc1: all warnings being treated as errors make[4]: * [/kisskb/src/scripts/Makefile.build:252: fs/btrfs/send.o] Error 1 make[3]: * [/kisskb/src/scripts/Makefile.build:494: fs/btrfs] Error 2 make[3]: * Waiting for unfinished jobs.... make[2]: * [/kisskb/src/scripts/Makefile.build:494: fs] 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 160 ARCH=sparc O=/kisskb/build/linus_sparc-allmodconfig_sparc64-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/sparc64-linux/bin/sparc64-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus_sparc-allmodconfig_sparc64-gcc5 # Build took: 0:08:51.273754

© Michael Ellerman 2006-2018.