# git rev-parse -q --verify e8c39d0f57f358950356a8e44ee5159f57f86ec5^{commit} e8c39d0f57f358950356a8e44ee5159f57f86ec5 already have revision, skipping fetch # git checkout -q -f -B kisskb e8c39d0f57f358950356a8e44ee5159f57f86ec5 # git clean -qxdf # < git log -1 # commit e8c39d0f57f358950356a8e44ee5159f57f86ec5 # Merge: 03a55b63919f 325f3fb551f8 # Author: Linus Torvalds # Date: Wed Apr 10 19:48:05 2024 -0700 # # Merge tag 'probes-fixes-v6.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace # # Pull probes fixes from Masami Hiramatsu: # "Fix possible use-after-free issue on kprobe registration. # # check_kprobe_address_safe() uses `is_module_text_address()` and # `__module_text_address()` separately. # # As a result, if the probed address is in a module that is being # unloaded, the first `is_module_text_address()` might return true but # then the `__module_text_address()` call might return NULL if the # module has been unloaded between the two. # # The result is that kprobe believes the probe is on the kernel text, # and skips getting a module reference. In this case, when it arms a # breakpoint on the probe address, it may cause a use-after-free. # # To fix this issue, only use `__module_text_address()` once and get a # reference to the module then. If it fails, reject the probe" # # * tag 'probes-fixes-v6.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace: # kprobes: Fix possible use-after-free issue on kprobe registration # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 e8c39d0f57f358950356a8e44ee5159f57f86ec5 # make -s -j 40 ARCH=powerpc O=/kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- corenet32_smp_defconfig Using /kisskb/src/arch/powerpc/configs/corenet_base.config as base Merging /kisskb/src/arch/powerpc/configs/85xx-32bit.config Merging /kisskb/src/arch/powerpc/configs/85xx-smp.config Merging /kisskb/src/arch/powerpc/configs/85xx-hw.config Merging /kisskb/src/arch/powerpc/configs/fsl-emb-nonhw.config Merging /kisskb/src/arch/powerpc/configs/dpaa.config # # merged configuration written to .config (needs make) # # < make -s -j 40 ARCH=powerpc O=/kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 40 ARCH=powerpc O=/kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig # make -s -j 40 ARCH=powerpc O=/kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- Segmentation fault (core dumped) make[3]: *** [/kisskb/src/scripts/Makefile.vmlinux:37: vmlinux] Error 139 make[2]: *** [/kisskb/src/Makefile:1160: vmlinux] Error 2 make[1]: *** [/kisskb/src/Makefile:240: __sub-make] Error 2 make: *** [Makefile:240: __sub-make] Error 2 Command 'make -s -j 40 ARCH=powerpc O=/kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- ' returned non-zero exit status 2. # rm -rf /kisskb/build/linus_corenet32_smp_defconfig_powerpc-gcc5 # Build took: 0:01:10.938962