Messages in this thread | | | Date | Mon, 20 Sep 2021 22:33:48 +0800 | From | kernel test robot <> | Subject | [tip:x86/urgent 1/1] arch/x86/mm/fault.c:940:27: error: 'ARCH_DEFAULT_PKEY' undeclared |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/urgent head: 0829d0b6bf0fb3453608798442deaf00c4a1abec commit: 0829d0b6bf0fb3453608798442deaf00c4a1abec [1/1] x86/fault: Fix wrong signal when vsyscall fails with pkey config: x86_64-randconfig-a014-20210920 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=0829d0b6bf0fb3453608798442deaf00c4a1abec git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git git fetch --no-tags tip x86/urgent git checkout 0829d0b6bf0fb3453608798442deaf00c4a1abec # save the attached .config to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
arch/x86/mm/fault.c: In function 'do_sigbus': >> arch/x86/mm/fault.c:940:27: error: 'ARCH_DEFAULT_PKEY' undeclared (first use in this function) 940 | SIGBUS, BUS_ADRERR, ARCH_DEFAULT_PKEY); | ^~~~~~~~~~~~~~~~~ arch/x86/mm/fault.c:940:27: note: each undeclared identifier is reported only once for each function it appears in arch/x86/mm/fault.c: In function 'do_user_addr_fault': arch/x86/mm/fault.c:1407:8: error: 'ARCH_DEFAULT_PKEY' undeclared (first use in this function) 1407 | ARCH_DEFAULT_PKEY); | ^~~~~~~~~~~~~~~~~
vim +/ARCH_DEFAULT_PKEY +940 arch/x86/mm/fault.c
932 933 static void 934 do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address, 935 vm_fault_t fault) 936 { 937 /* Kernel mode? Handle exceptions or die: */ 938 if (!user_mode(regs)) { 939 kernelmode_fixup_or_oops(regs, error_code, address, > 940 SIGBUS, BUS_ADRERR, ARCH_DEFAULT_PKEY); 941 return; 942 } 943 944 /* User-space => ok to do another page fault: */ 945 if (is_prefetch(regs, error_code, address)) 946 return; 947 948 sanitize_error_code(address, &error_code); 949 950 if (fixup_vdso_exception(regs, X86_TRAP_PF, error_code, address)) 951 return; 952 953 set_signal_archinfo(address, error_code); 954
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