September 2021 - Lkft-triage - lists.linaro.org

bridge.c:157:11: error: variable 'err' is used uninitialized whenever 'if' condition is false

by Naresh Kamboju

[Please ignore if it is already reported] Following build warnings/ errors noticed while building linux mainline master branch with clang-nightly, clang-13, clang-12, clang-11 and clang-10 for arm64 architecture. Whereas gcc-11 build pass. # to reproduce this build locally: tuxmake --target-arch=arm64 --kconfig=defconfig --toolchain=clang-nightly --wrapper=none --environment=KBUILD_BUILD_TIMESTAMP=@1630870764 --environment=KBUILD_BUILD_USER=tuxmake --environment=KBUILD_BUILD_HOST=tuxmake --runtime=podman --image=855116176053.dkr.ecr.us-east-1.amazonaws.com/tuxmake/arm64_clang-nightly config default kernel xipkernel modules dtbs dtbs-legacy debugkernel headers make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/current ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- HOSTCC=clang CC=clang defconfig make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/current ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- HOSTCC=clang CC=clang scripts/dtc/include-prefixes/arm/bcm2711-rpi-4-b.dts:220.10-231.4: Warning (pci_device_reg): /scb/pcie@7d500000/pci@1,0: PCI unit address format error, expected 0,0 scripts/dtc/include-prefixes/arm/bcm2711-rpi-4-b.dts:220.10-231.4: Warning (pci_device_reg): /scb/pcie@7d500000/pci@1,0: PCI unit address format error, expected 0,0 arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi:464.3-52: Warning (pci_device_reg): /pcie@f8000000/pcie@0,0:reg: PCI reg address is not configuration space arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi:464.3-52: Warning (pci_device_reg): /pcie@f8000000/pcie@0,0:reg: PCI reg address is not configuration space arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi:464.3-52: Warning (pci_device_reg): /pcie@f8000000/pcie@0,0:reg: PCI reg address is not configuration space arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi:464.3-52: Warning (pci_device_reg): /pcie@f8000000/pcie@0,0:reg: PCI reg address is not configuration space arch/arm64/kvm/hyp/nvhe/Makefile:58: FORCE prerequisite is missing drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c:157:11: error: variable 'err' is used uninitialized whenever 'if' condition is false [-Werror,-Wsometimes-uninitialized] else if (mlx5_esw_bridge_dev_same_hw(rep, esw)) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c:164:9: note: uninitialized use occurs here return err; ^~~ drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c:157:7: note: remove the 'if' if its condition is always true else if (mlx5_esw_bridge_dev_same_hw(rep, esw)) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c:140:9: note: initialize the variable 'err' to silence this warning int err; ^ = 0 drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c:262:7: error: variable 'err' is used uninitialized whenever switch case is taken [-Werror,-Wsometimes-uninitialized] case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS: ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c:276:9: note: uninitialized use occurs here return err; ^~~ drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c:257:7: error: variable 'err' is used uninitialized whenever 'if' condition is false [-Werror,-Wsometimes-uninitialized] if (attr->u.brport_flags.mask & ~(BR_LEARNING | BR_FLOOD | BR_MCAST_FLOOD)) { ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c:276:9: note: uninitialized use occurs here return err; ^~~ drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c:257:3: note: remove the 'if' if its condition is always true if (attr->u.brport_flags.mask & ~(BR_LEARNING | BR_FLOOD | BR_MCAST_FLOOD)) { ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c:247:9: note: initialize the variable 'err' to silence this warning int err; ^ = 0 3 errors generated. make[6]: *** [scripts/Makefile.build:277: drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.o] Error 1 make[6]: Target '__build' not remade because of errors. make[5]: *** [scripts/Makefile.build:540: drivers/net/ethernet/mellanox/mlx5/core] Error 2 make[5]: Target '__build' not remade because of errors. make[4]: *** [scripts/Makefile.build:540: drivers/net/ethernet/mellanox] Error 2 make[4]: Target '__build' not remade because of errors. make[3]: *** [scripts/Makefile.build:540: drivers/net/ethernet] Error 2 make[3]: Target '__build' not remade because of errors. make[2]: *** [scripts/Makefile.build:540: drivers/net] Error 2 make[2]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1872: drivers] Error 2 make[1]: Target '__all' not remade because of errors. make: *** [Makefile:219: __sub-make] Error 2 make: Target '__all' not remade because of errors. Build config: https://builds.tuxbuild.com/1xjZrnXEZfc3qYzziclNRaugAaN/config Reported-by: Linux Kernel Functional Testing <lkft(a)linaro.org> meta data: ----------- git_describe: v5.14-9687-g27151f177827 git_repo: https://gitlab.com/Linaro/lkft/mirrors/torvalds/linux-mainline git_sha: 27151f177827d478508e756c7657273261aaf8a9 git_short_log: 27151f177827 (\Merge tag 'perf-tools-for-v5.15-2021-09-04' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux\) kconfig: [ defconfig ], kernel_version: 5.14.0 status_message: failure while building tuxmake target(s): default target_arch: arm64 toolchain: clang-nightly, clang-13, clang-12, clang-11 and clang-10 steps to reproduce: https://builds.tuxbuild.com/1xjZrnXEZfc3qYzziclNRaugAaN/tuxmake_reproducer.… -- Linaro LKFT https://lkft.linaro.org

3 years, 4 months

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mainline 5.14.0/0bcfe68b8767: no regressions found in project linux-mainline master on OE

by Linaro QA

Summary ------------------------------------------------------------------------ kernel: 5.14.0 git repo: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git branch: master git commit: 0bcfe68b876748762557797a940d0a82de700629 git describe: v5.14-9721-g0bcfe68b8767 Test details: https://qa-reports.linaro.org/lkft/linux-mainline-master/build/v5.14-9721-g… No regressions (compared to build v5.14-9688-g20fbb11fe4ea) No fixes (compared to build v5.14-9688-g20fbb11fe4ea) Boards, architectures and test suites: ------------------------------------- x15 - arm * build - fail: 1, * linux-log-parser - pass: 8, -- Linaro QA https://qa-reports.linaro.org

3 years, 4 months

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mainline 5.14.0/0bcfe68b8767: no regressions found in project linux-mainline master on OE - sanity

by Linaro QA

Summary ------------------------------------------------------------------------ kernel: 5.14.0 git repo: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git branch: master git commit: 0bcfe68b876748762557797a940d0a82de700629 git describe: v5.14-9721-g0bcfe68b8767 Test details: https://qa-reports.linaro.org/lkft/linux-mainline-master-sanity/build/v5.14… No regressions (compared to build v5.14-9718-g4b93c544e90e) No fixes (compared to build v5.14-9718-g4b93c544e90e) Boards, architectures and test suites: ------------------------------------- x15 - arm * build - fail: 1, * linux-log-parser - pass: 8, -- Linaro QA https://qa-reports.linaro.org

3 years, 4 months

1
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[REGRESSION] lkft kselftest for next-20210907

by lkft＠linaro.org

## Build * kernel: 5.14.0 * git: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next * git branch: master * git commit: b2bb710d34d5965358777d5b3b17764fa7bc2a8a * git describe: next-20210907 * test details: https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20210907 ## Regressions (compared to next-20210903) * hi6220-hikey, kselftest-rtc - rtc.rtctest * qemu-arm64-gic-version2, kselftest-cgroup - cgroup.test_freezer - cgroup.test_freezer.test_cgfreezer_ptrace * qemu-arm64-gic-version3, kselftest-cgroup - cgroup.test_freezer - cgroup.test_freezer.test_cgfreezer_ptrace * qemu_arm, kselftest-rtc - rtc.rtctest * x15, kselftest-cgroup - cgroup.test_freezer - cgroup.test_freezer.test_cgfreezer_ptrace Reported-by: Linux Kernel Functional Testing <lkft(a)linaro.org> ## Fixes (compared to next-20210903) No fixes found. ## Test result summary total: 3480, pass: 1813, fail: 272, skip: 1395, xfail: 0 ## Build Summary ## Test suites summary * kselftest-android * kselftest-arm64 * kselftest-arm64/arm64.btitest.bti_c_func * kselftest-arm64/arm64.btitest.bti_j_func * kselftest-arm64/arm64.btitest.bti_jc_func * kselftest-arm64/arm64.btitest.bti_none_func * kselftest-arm64/arm64.btitest.nohint_func * kselftest-arm64/arm64.btitest.paciasp_func * kselftest-arm64/arm64.nobtitest.bti_c_func * kselftest-arm64/arm64.nobtitest.bti_j_func * kselftest-arm64/arm64.nobtitest.bti_jc_func * kselftest-arm64/arm64.nobtitest.bti_none_func * kselftest-arm64/arm64.nobtitest.nohint_func * kselftest-arm64/arm64.nobtitest.paciasp_func * kselftest-breakpoints * kselftest-capabilities * kselftest-cgroup * kselftest-clone3 * kselftest-core * kselftest-cpu-hotplug * kselftest-cpufreq * kselftest-drivers * kselftest-efivarfs * kselftest-filesystems * kselftest-firmware * kselftest-fpu * kselftest-futex * kselftest-gpio * kselftest-intel_pstate * kselftest-ipc * kselftest-ir * kselftest-kcmp * kselftest-kvm * kselftest-lib * kselftest-livepatch * kselftest-membarrier * kselftest-memfd * kselftest-memory-hotplug * kselftest-mincore * kselftest-mount * kselftest-mqueue * kselftest-net * kselftest-netfilter * kselftest-nsfs * kselftest-openat2 * kselftest-pid_namespace * kselftest-pidfd * kselftest-proc * kselftest-pstore * kselftest-ptrace * kselftest-rseq * kselftest-rtc * kselftest-seccomp * kselftest-sigaltstack * kselftest-size * kselftest-splice * kselftest-static_keys * kselftest-sync * kselftest-sysctl * kselftest-timens * kselftest-timers * kselftest-tmpfs * kselftest-tpm2 * kselftest-user * kselftest-vm * kselftest-x86 * kselftest-zram -- Linaro LKFT https://lkft.linaro.org

3 years, 4 months

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[REGRESSION] lkft kselftest for next-20210906

by lkft＠linaro.org

## Build * kernel: 5.14.0 * git: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next * git branch: master * git commit: 7800ca95d0ed11b492962dc3abc2181c9d5f7f82 * git describe: next-20210906 * test details: https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20210906 ## Regressions (compared to next-20210903) * hi6220-hikey, kselftest-rtc - rtc.rtctest * hi6220-hikey, kselftest-timers - timers.nsleep-lat - timers.set-timer-lat * qemu-arm64-gic-version2, kselftest-cgroup - cgroup.test_freezer - cgroup.test_freezer.test_cgfreezer_ptrace * qemu-arm64-mte, kselftest-timers - timers.rtcpie * qemu_arm, kselftest-rtc - rtc.rtctest Reported-by: Linux Kernel Functional Testing <lkft(a)linaro.org> ## Fixes (compared to next-20210903) * qemu-arm64-gic-version2, kselftest-timers - timers.rtcpie * qemu_arm64, kselftest-cgroup - cgroup.test_freezer - cgroup.test_freezer.test_cgfreezer_ptrace * qemu_arm64, kselftest-timers - timers.rtcpie ## Test result summary total: 3570, pass: 1917, fail: 288, skip: 1365, xfail: 0 ## Build Summary ## Test suites summary * kselftest-android * kselftest-arm64 * kselftest-arm64/arm64.btitest.bti_c_func * kselftest-arm64/arm64.btitest.bti_j_func * kselftest-arm64/arm64.btitest.bti_jc_func * kselftest-arm64/arm64.btitest.bti_none_func * kselftest-arm64/arm64.btitest.nohint_func * kselftest-arm64/arm64.btitest.paciasp_func * kselftest-arm64/arm64.nobtitest.bti_c_func * kselftest-arm64/arm64.nobtitest.bti_j_func * kselftest-arm64/arm64.nobtitest.bti_jc_func * kselftest-arm64/arm64.nobtitest.bti_none_func * kselftest-arm64/arm64.nobtitest.nohint_func * kselftest-arm64/arm64.nobtitest.paciasp_func * kselftest-breakpoints * kselftest-capabilities * kselftest-cgroup * kselftest-clone3 * kselftest-core * kselftest-cpu-hotplug * kselftest-cpufreq * kselftest-drivers * kselftest-efivarfs * kselftest-filesystems * kselftest-firmware * kselftest-fpu * kselftest-futex * kselftest-gpio * kselftest-intel_pstate * kselftest-ipc * kselftest-ir * kselftest-kcmp * kselftest-kvm * kselftest-lib * kselftest-livepatch * kselftest-membarrier * kselftest-memfd * kselftest-memory-hotplug * kselftest-mincore * kselftest-mount * kselftest-mqueue * kselftest-net * kselftest-netfilter * kselftest-nsfs * kselftest-openat2 * kselftest-pid_namespace * kselftest-pidfd * kselftest-proc * kselftest-pstore * kselftest-ptrace * kselftest-rseq * kselftest-rtc * kselftest-seccomp * kselftest-sigaltstack * kselftest-size * kselftest-splice * kselftest-static_keys * kselftest-sync * kselftest-sysctl * kselftest-timens * kselftest-timers * kselftest-tmpfs * kselftest-tpm2 * kselftest-user * kselftest-vm * kselftest-x86 * kselftest-zram -- Linaro LKFT https://lkft.linaro.org

3 years, 4 months

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kernel/kexec_file.o: failed: Cannot find symbol for section 10: .text.unlikely.

by Naresh Kamboju

Following build errors noticed while building stable rc Linux 5.13.14 with gcc-11 for powerpc architecture. # to reproduce this build locally: tuxmake --target-arch=powerpc --kconfig=defconfig --toolchain=gcc-11 --wrapper=sccache --environment=KBUILD_BUILD_TIMESTAMP=@1630691419 --environment=KBUILD_BUILD_USER=tuxmake --environment=KBUILD_BUILD_HOST=tuxmake --environment=SCCACHE_BUCKET=sccache.tuxbuild.com --runtime=podman --image=855116176053.dkr.ecr.us-east-1.amazonaws.com/tuxmake/powerpc_gcc-11 config default kernel xipkernel modules dtbs dtbs-legacy debugkernel headers make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/current ARCH=powerpc CROSS_COMPILE=powerpc64le-linux-gnu- 'CC=sccache powerpc64le-linux-gnu-gcc' 'HOSTCC=sccache gcc' defconfig make --silent --keep-going --jobs=8 O=/home/tuxbuild/.cache/tuxmake/builds/current ARCH=powerpc CROSS_COMPILE=powerpc64le-linux-gnu- 'CC=sccache powerpc64le-linux-gnu-gcc' 'HOSTCC=sccache gcc' Cannot find symbol for section 10: .text.unlikely. kernel/kexec_file.o: failed make[2]: *** [/builds/linux/scripts/Makefile.build:273: kernel/kexec_file.o] Error 1 make[2]: *** Deleting file 'kernel/kexec_file.o' Build config: https://builds.tuxbuild.com/1xdiIZVZuLCW3X1WO2YT6Fsl19w/config Reported-by: Linux Kernel Functional Testing <lkft(a)linaro.org> meta data: ----------- git_repo: https://gitlab.com/Linaro/lkft/mirrors/stable/linux-stable-rc git_sha: a603798fb16829e56f80f57879611e67bba4910d git_short_log: a603798fb168 (\Linux 5.13.14\) kconfig: defconfig kernel_version: 5.13.14 target_arch: powerpc toolchain: gcc-11 steps to reproduce: https://builds.tuxbuild.com/1xdiIZVZuLCW3X1WO2YT6Fsl19w/tuxmake_reproducer.… -- Linaro LKFT https://lkft.linaro.org

3 years, 4 months

2
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next 5.14.0/b2bb710d34d5: no regressions found in project linux-next master on OE - sanity

by Linaro QA

Summary ------------------------------------------------------------------------ kernel: 5.14.0 git repo: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git branch: master git commit: b2bb710d34d5965358777d5b3b17764fa7bc2a8a git describe: next-20210907 Test details: https://qa-reports.linaro.org/lkft/linux-next-master-sanity/build/next-2021… No regressions (compared to build next-20210906) No fixes (compared to build next-20210906) Boards, architectures and test suites: ------------------------------------- hi6220-hikey * build - fail: 1, * linux-log-parser - pass: 8, i386 * build - fail: 1, * linux-log-parser - pass: 8, x15 - arm * build - fail: 1, * linux-log-parser - pass: 8, x86_64 * build - fail: 1, * linux-log-parser - pass: 8, -- Linaro QA https://qa-reports.linaro.org

3 years, 4 months

1
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next 5.14.0/b2bb710d34d5: regressions detected in project linux-next master on OE

by Linaro QA

Summary ------------------------------------------------------------------------ kernel: 5.14.0 git repo: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git branch: master git commit: b2bb710d34d5965358777d5b3b17764fa7bc2a8a git describe: next-20210907 Test details: https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20210907 Regressions (compared to build next-20210903) ------------------------------------------------------------------------ hi6220-hikey: build: * build_process i386: build: * build_process No fixes (compared to build next-20210903) Boards, architectures and test suites: ------------------------------------- hi6220-hikey - arm64 * build - fail: 1, * linux-log-parser - pass: 8, i386 * build - fail: 1, * linux-log-parser - pass: 8, x15 - arm * build - fail: 1, * linux-log-parser - pass: 8, x86_64 * build - fail: 1, * linux-log-parser - pass: 8, -- Linaro QA https://qa-reports.linaro.org

3 years, 4 months

1
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linaro-hikey-stable v4.4.y on OE 4.4.284-rc1/1e2cb093ab9e: no regressions found in project lkft/linaro-hikey-stable-rc-4.4-oe

by Linaro QA

Summary ------------------------------------------------------------------------ kernel: 4.4.284-rc1 git repo: https://git.linaro.org/lkft/arm64-stable-rc.git git tag: 4.4.284-rc1-hikey-20210906-1122 git commit: 1e2cb093ab9e6d0ef3fa1d7ac468660f3f0a1285 git describe: 4.4.284-rc1-hikey-20210906-1122 Test details: https://qa-reports.linaro.org/lkft/linaro-hikey-stable-rc-4.4-oe/build/4.4.… No regressions (compared to build 4.4.283-rc1-hikey-20210901-1119) No fixes (compared to build 4.4.283-rc1-hikey-20210901-1119) Boards, architectures and test suites: ------------------------------------- hi6220-hikey - arm64 * build - pass: 1, * install-android-platform-tools-r2600 - pass: 6, * linux-log-parser - pass: 232, * ltp-commands-tests - pass: 28, skip: 14, xfail: 1 * ltp-ipc-tests - pass: 8, * ltp-math-tests - pass: 10, -- Linaro QA https://qa-reports.linaro.org

3 years, 4 months

1
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stable-rc 4.14.247-rc1/0d7d9e511fd1: no regressions found in project linux-stable-rc linux-4.14.y on OE

by Linaro QA

Summary ------------------------------------------------------------------------ kernel: 4.14.247-rc1 git repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git branch: linux-4.14.y git commit: 0d7d9e511fd12145e32eacf083663acdabf07147 git describe: v4.14.246-13-g0d7d9e511fd1 Test details: https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-4.14.y/build/v4.14… No regressions (compared to build v4.14.246) No fixes (compared to build v4.14.246) Boards, architectures and test suites: ------------------------------------- dragonboard-410c - arm64 * build - pass: 1, * linux-log-parser - pass: 112, hi6220-hikey - arm64 * build - pass: 1, * install-android-platform-tools-r2600 - pass: 4, * linux-log-parser - pass: 120, i386 * build - pass: 1, * linux-log-parser - pass: 8, juno-r2 - arm64 * build - pass: 1, * linux-log-parser - pass: 8, x15 - arm * build - pass: 1, * linux-log-parser - pass: 128, x86_64 * build - pass: 1, * linux-log-parser - pass: 8, -- Linaro QA https://qa-reports.linaro.org

3 years, 4 months

1
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Lkft-triage September 2021