failed to run ["make" "bzImage" "-j" "64" "CC=/syzkaller/gcc/bin/gcc"]: exit status 2
scripts/kconfig/conf  --silentoldconfig Kconfig
arch/x86/Makefile:154: stack-protector enabled but compiler support broken
Makefile:707: Cannot use CONFIG_CC_STACKPROTECTOR_STRONG: -fstack-protector-strong not supported by compiler
Makefile:719: Cannot use CONFIG_KCOV: -fsanitize-coverage=trace-pc is not supported by compiler
scripts/Makefile.kasan:19: Cannot use CONFIG_KASAN: -fsanitize=kernel-address is not supported by compiler
  SYSTBL  arch/x86/entry/syscalls/../../include/generated/asm/syscalls_32.h
  SYSHDR  arch/x86/entry/syscalls/../../include/generated/asm/unistd_32_ia32.h
  SYSHDR  arch/x86/entry/syscalls/../../include/generated/asm/unistd_64_x32.h
  SYSTBL  arch/x86/entry/syscalls/../../include/generated/asm/syscalls_64.h
  SYSHDR  arch/x86/entry/syscalls/../../include/generated/uapi/asm/unistd_32.h
  SYSHDR  arch/x86/entry/syscalls/../../include/generated/uapi/asm/unistd_64.h
  SYSHDR  arch/x86/entry/syscalls/../../include/generated/uapi/asm/unistd_x32.h
  HOSTCC  scripts/basic/bin2c
  CHK     include/config/kernel.release
  WRAP    arch/x86/include/generated/asm/clkdev.h
  WRAP    arch/x86/include/generated/asm/cputime.h
  WRAP    arch/x86/include/generated/asm/dma-contiguous.h
  WRAP    arch/x86/include/generated/asm/early_ioremap.h
  WRAP    arch/x86/include/generated/asm/mcs_spinlock.h
  WRAP    arch/x86/include/generated/asm/mm-arch-hooks.h
  UPD     include/config/kernel.release
  CHK     include/generated/uapi/linux/version.h
  UPD     include/generated/uapi/linux/version.h
  CHK     include/generated/utsrelease.h
  UPD     include/generated/utsrelease.h
  HOSTCC  scripts/kallsyms
  HOSTCC  scripts/sortextable
  HOSTCC  scripts/genksyms/genksyms.o
  SHIPPED scripts/genksyms/parse.tab.c
  CC      scripts/mod/empty.o
  SHIPPED scripts/genksyms/lex.lex.c
  HOSTCC  scripts/mod/mk_elfconfig
  SHIPPED scripts/genksyms/keywords.hash.c
  SHIPPED scripts/genksyms/parse.tab.h
  CC      scripts/mod/devicetable-offsets.s
/syzkaller/gcc/bin/../libexec/gcc/x86_64-pc-linux-gnu/9.0.0/cc1: error while loading shared libraries: libisl.so.19: cannot open shared object file: No such file or directory
/syzkaller/gcc/bin/../libexec/gcc/x86_64-pc-linux-gnu/9.0.0/cc1: error while loading shared libraries: libisl.so.19: cannot open shared object file: No such file or directory
  HOSTCC  scripts/genksyms/parse.tab.o
scripts/Makefile.build:153: recipe for target 'scripts/mod/devicetable-offsets.s' failed
make[2]: *** [scripts/mod/devicetable-offsets.s] Error 1
  HOSTCC  scripts/selinux/genheaders/genheaders
make[2]: *** Waiting for unfinished jobs....
  HOSTCC  scripts/genksyms/lex.lex.o
  HOSTCC  scripts/selinux/mdp/mdp
scripts/Makefile.build:277: recipe for target 'scripts/mod/empty.o' failed
make[2]: *** [scripts/mod/empty.o] Error 1
scripts/Makefile.build:484: recipe for target 'scripts/mod' failed
make[1]: *** [scripts/mod] Error 2
make[1]: *** Waiting for unfinished jobs....
  HOSTLD  scripts/genksyms/genksyms
Makefile:556: recipe for target 'scripts' failed
make: *** [scripts] Error 2
make: *** Waiting for unfinished jobs....