https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63879
--- Comment #2 from Sasha Levin <sasha.levin at oracle dot com> --- $ gcc -Wp,-MD,fs/ext3/.namei.o.d -nostdinc -isystem /home/sasha/gcc-inst/lib/gcc/x86_64-unknown-linux-gnu/5.0.0/include -I./arch/x86/include -Iarch/x86/include/generated -Iinclude -I./arch/x86/include/uapi -Iarch/x86/include/generated/uapi -I./include/uapi -Iinclude/generated/uapi -include ./include/linux/kconfig.h -D__KERNEL__ -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -m64 -mno-80387 -mno-fp-ret-in-387 -march=native -mno-red-zone -mcmodel=kernel -funit-at-a-time -maccumulate-outgoing-args -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -fno-delete-null-pointer-checks -O2 --param=allow-store-data-races=0 -fno-reorder-blocks -fno-ipa-cp-clone -fno-partial-inlining -Wframe-larger-than=2048 -fstack-protector -Wno-unused-but-set-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -g -gdwarf-4 -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -DCC_HAVE_ASM_GOTO -fsanitize=kernel-address -fasan-shadow-offset=0xdfffe90000000000 --param asan-instrumentation-with-call-threshold=10000 -fsanitize=undefined -fno-sanitize=unreachable -fno-sanitize=float-cast-overflow -D"KBUILD_STR(s)=#s" -D"KBUILD_BASENAME=KBUILD_STR(namei)" -D"KBUILD_MODNAME=KBUILD_STR(ext3)" -c -o fs/ext3/.tmp_namei.o fs/ext3/namei.i {standard input}: Assembler messages: {standard input}:2183: Warning: end of file not at end of a line; newline inserted {standard input}:4163: Error: number of operands mismatch for `movq' {standard input}: Error: open CFI at the end of file; missing .cfi_endproc directive gcc: internal compiler error: Segmentation fault (program cc1) 0x40c3cc execute ../../gcc/gcc.c:2912 0x410917 driver::do_spec_on_infiles() const ../../gcc/gcc.c:7674 0x40322b driver::main(int, char**) ../../gcc/gcc.c:6911 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <http://gcc.gnu.org/bugs.html> for instructions.