# git rev-parse -q --verify 7001052160d172f6de06adeffde24dde9935ece8^{commit} 7001052160d172f6de06adeffde24dde9935ece8 already have revision, skipping fetch # git checkout -q -f -B kisskb 7001052160d172f6de06adeffde24dde9935ece8 # git clean -qxdf # < git log -1 # commit 7001052160d172f6de06adeffde24dde9935ece8 # Merge: f022814633e1 3986f65d4f40 # Author: Linus Torvalds # Date: Sun Mar 27 10:17:23 2022 -0700 # # Merge tag 'x86_core_for_5.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip # # Pull x86 CET-IBT (Control-Flow-Integrity) support from Peter Zijlstra: # "Add support for Intel CET-IBT, available since Tigerlake (11th gen), # which is a coarse grained, hardware based, forward edge # Control-Flow-Integrity mechanism where any indirect CALL/JMP must # target an ENDBR instruction or suffer #CP. # # Additionally, since Alderlake (12th gen)/Sapphire-Rapids, speculation # is limited to 2 instructions (and typically fewer) on branch targets # not starting with ENDBR. CET-IBT also limits speculation of the next # sequential instruction after the indirect CALL/JMP [1]. # # CET-IBT is fundamentally incompatible with retpolines, but provides, # as described above, speculation limits itself" # # [1] https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/branch-history-injection.html # # * tag 'x86_core_for_5.18_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (53 commits) # kvm/emulate: Fix SETcc emulation for ENDBR # x86/Kconfig: Only allow CONFIG_X86_KERNEL_IBT with ld.lld >= 14.0.0 # x86/Kconfig: Only enable CONFIG_CC_HAS_IBT for clang >= 14.0.0 # kbuild: Fixup the IBT kbuild changes # x86/Kconfig: Do not allow CONFIG_X86_X32_ABI=y with llvm-objcopy # x86: Remove toolchain check for X32 ABI capability # x86/alternative: Use .ibt_endbr_seal to seal indirect calls # objtool: Find unused ENDBR instructions # objtool: Validate IBT assumptions # objtool: Add IBT/ENDBR decoding # objtool: Read the NOENDBR annotation # x86: Annotate idtentry_df() # x86,objtool: Move the ASM_REACHABLE annotation to objtool.h # x86: Annotate call_on_stack() # objtool: Rework ASM_REACHABLE # x86: Mark __invalid_creds() __noreturn # exit: Mark do_group_exit() __noreturn # x86: Mark stop_this_cpu() __noreturn # objtool: Ignore extra-symbol code # objtool: Rename --duplicate to --lto # ... # < /opt/cross/kisskb/korg/gcc-11.1.0-nolibc/m68k-linux/bin/m68k-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-11.1.0-nolibc/m68k-linux/bin/m68k-linux-ld --version # < git log --format=%s --max-count=1 7001052160d172f6de06adeffde24dde9935ece8 # < make -s -j 32 ARCH=m68k O=/kisskb/build/linus_m68k-allmodconfig_m68k-gcc11 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-11.1.0-nolibc/m68k-linux/bin/m68k-linux- allmodconfig # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_SAMPLES=n # < make -s -j 32 ARCH=m68k O=/kisskb/build/linus_m68k-allmodconfig_m68k-gcc11 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-11.1.0-nolibc/m68k-linux/bin/m68k-linux- help # make -s -j 32 ARCH=m68k O=/kisskb/build/linus_m68k-allmodconfig_m68k-gcc11 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-11.1.0-nolibc/m68k-linux/bin/m68k-linux- olddefconfig # make -s -j 32 ARCH=m68k O=/kisskb/build/linus_m68k-allmodconfig_m68k-gcc11 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-11.1.0-nolibc/m68k-linux/bin/m68k-linux- In file included from /kisskb/src/include/linux/string.h:20, from /kisskb/src/include/linux/bitmap.h:11, from /kisskb/src/include/linux/cpumask.h:12, from /kisskb/src/include/linux/smp.h:13, from /kisskb/src/include/linux/lockdep.h:14, from /kisskb/src/include/linux/rcupdate.h:29, from /kisskb/src/include/linux/rculist.h:11, from /kisskb/src/include/linux/sched/signal.h:5, from /kisskb/src/drivers/staging/rtl8723bs/include/drv_types.h:17, from /kisskb/src/drivers/staging/rtl8723bs/core/rtw_recv.c:7: /kisskb/src/drivers/staging/rtl8723bs/core/rtw_recv.c: In function 'wlanhdr_to_ethhdr': /kisskb/src/arch/m68k/include/asm/string.h:72:25: error: '__builtin_memcpy' offset [0, 5] is out of the bounds [0, 0] [-Werror=array-bounds] 72 | #define memcpy(d, s, n) __builtin_memcpy(d, s, n) | ^~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/staging/rtl8723bs/core/rtw_recv.c:1558:9: note: in expansion of macro 'memcpy' 1558 | memcpy(ptr, pattrib->dst, ETH_ALEN); | ^~~~~~ /kisskb/src/arch/m68k/include/asm/string.h:72:25: error: '__builtin_memcpy' offset [0, 5] is out of the bounds [0, 0] [-Werror=array-bounds] 72 | #define memcpy(d, s, n) __builtin_memcpy(d, s, n) | ^~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/staging/rtl8723bs/core/rtw_recv.c:1559:9: note: in expansion of macro 'memcpy' 1559 | memcpy(ptr+ETH_ALEN, pattrib->src, ETH_ALEN); | ^~~~~~ /kisskb/src/arch/m68k/include/asm/string.h:72:25: error: '__builtin_memcpy' offset [0, 5] is out of the bounds [0, 0] [-Werror=array-bounds] 72 | #define memcpy(d, s, n) __builtin_memcpy(d, s, n) | ^~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/staging/rtl8723bs/core/rtw_recv.c:1558:9: note: in expansion of macro 'memcpy' 1558 | memcpy(ptr, pattrib->dst, ETH_ALEN); | ^~~~~~ /kisskb/src/arch/m68k/include/asm/string.h:72:25: error: '__builtin_memcpy' offset [0, 5] is out of the bounds [0, 0] [-Werror=array-bounds] 72 | #define memcpy(d, s, n) __builtin_memcpy(d, s, n) | ^~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/staging/rtl8723bs/core/rtw_recv.c:1559:9: note: in expansion of macro 'memcpy' 1559 | memcpy(ptr+ETH_ALEN, pattrib->src, ETH_ALEN); | ^~~~~~ cc1: all warnings being treated as errors make[4]: *** [/kisskb/src/scripts/Makefile.build:289: drivers/staging/rtl8723bs/core/rtw_recv.o] Error 1 make[3]: *** [/kisskb/src/scripts/Makefile.build:551: drivers/staging/rtl8723bs] Error 2 make[3]: *** Waiting for unfinished jobs.... In file included from /kisskb/src/include/linux/string.h:20, from /kisskb/src/include/linux/bitmap.h:11, from /kisskb/src/include/linux/cpumask.h:12, from /kisskb/src/include/linux/smp.h:13, from /kisskb/src/include/linux/lockdep.h:14, from /kisskb/src/include/linux/rcupdate.h:29, from /kisskb/src/include/linux/rculist.h:11, from /kisskb/src/include/linux/sched/signal.h:5, from /kisskb/src/drivers/staging/r8188eu/core/../include/osdep_service.h:7, from /kisskb/src/drivers/staging/r8188eu/core/rtw_recv.c:6: /kisskb/src/drivers/staging/r8188eu/core/rtw_recv.c: In function 'wlanhdr_to_ethhdr': /kisskb/src/arch/m68k/include/asm/string.h:72:25: error: '__builtin_memcpy' offset [0, 5] is out of the bounds [0, 0] [-Werror=array-bounds] 72 | #define memcpy(d, s, n) __builtin_memcpy(d, s, n) | ^~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/staging/r8188eu/core/rtw_recv.c:1232:9: note: in expansion of macro 'memcpy' 1232 | memcpy(ptr, pattrib->dst, ETH_ALEN); | ^~~~~~ /kisskb/src/arch/m68k/include/asm/string.h:72:25: error: '__builtin_memcpy' offset [0, 5] is out of the bounds [0, 0] [-Werror=array-bounds] 72 | #define memcpy(d, s, n) __builtin_memcpy(d, s, n) | ^~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/staging/r8188eu/core/rtw_recv.c:1233:9: note: in expansion of macro 'memcpy' 1233 | memcpy(ptr + ETH_ALEN, pattrib->src, ETH_ALEN); | ^~~~~~ /kisskb/src/arch/m68k/include/asm/string.h:72:25: error: '__builtin_memcpy' offset [0, 5] is out of the bounds [0, 0] [-Werror=array-bounds] 72 | #define memcpy(d, s, n) __builtin_memcpy(d, s, n) | ^~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/staging/r8188eu/core/rtw_recv.c:1232:9: note: in expansion of macro 'memcpy' 1232 | memcpy(ptr, pattrib->dst, ETH_ALEN); | ^~~~~~ /kisskb/src/arch/m68k/include/asm/string.h:72:25: error: '__builtin_memcpy' offset [0, 5] is out of the bounds [0, 0] [-Werror=array-bounds] 72 | #define memcpy(d, s, n) __builtin_memcpy(d, s, n) | ^~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/drivers/staging/r8188eu/core/rtw_recv.c:1233:9: note: in expansion of macro 'memcpy' 1233 | memcpy(ptr + ETH_ALEN, pattrib->src, ETH_ALEN); | ^~~~~~ cc1: all warnings being treated as errors make[4]: *** [/kisskb/src/scripts/Makefile.build:289: drivers/staging/r8188eu/core/rtw_recv.o] Error 1 make[4]: *** Waiting for unfinished jobs.... make[3]: *** [/kisskb/src/scripts/Makefile.build:551: drivers/staging/r8188eu] Error 2 make[2]: *** [/kisskb/src/scripts/Makefile.build:551: drivers/staging] Error 2 make[2]: *** Waiting for unfinished jobs.... make[1]: *** [/kisskb/src/Makefile:1830: drivers] Error 2 make: *** [Makefile:219: __sub-make] Error 2 Command 'make -s -j 32 ARCH=m68k O=/kisskb/build/linus_m68k-allmodconfig_m68k-gcc11 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-11.1.0-nolibc/m68k-linux/bin/m68k-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus_m68k-allmodconfig_m68k-gcc11 # Build took: 0:14:23.183840