Hi Benjamin, [auto build test ERROR on tip/x86/core] [also build test ERROR on v4.5-rc7 next-20160309] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
url: https://github.com/0day-ci/linux/commits/Benjamin-LaHaise/x86_32-add-support-for-64-bit-__get_user/20160310-012551 config: x86_64-randconfig-s3-03100205 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): kernel/ptrace.c: Assembler messages: kernel/ptrace.c:1039: Error: operand type mismatch for `movq' >> kernel/ptrace.c:1043: Error: incorrect register `%cx' used with `q' suffix kernel/ptrace.c:1040: Error: operand type mismatch for `movq' kernel/ptrace.c:1044: Error: incorrect register `%cx' used with `q' suffix vim +1043 kernel/ptrace.c 9fed81dc Namhyung Kim 2010-10-27 1033 struct iovec __user *uiov = datavp; 2225a122 Suresh Siddha 2010-02-11 1034 2225a122 Suresh Siddha 2010-02-11 1035 if (!access_ok(VERIFY_WRITE, uiov, sizeof(*uiov))) 2225a122 Suresh Siddha 2010-02-11 1036 return -EFAULT; 2225a122 Suresh Siddha 2010-02-11 1037 2225a122 Suresh Siddha 2010-02-11 1038 if (__get_user(kiov.iov_base, &uiov->iov_base) || 2225a122 Suresh Siddha 2010-02-11 @1039 __get_user(kiov.iov_len, &uiov->iov_len)) 2225a122 Suresh Siddha 2010-02-11 1040 return -EFAULT; 2225a122 Suresh Siddha 2010-02-11 1041 2225a122 Suresh Siddha 2010-02-11 1042 ret = ptrace_regset(child, request, addr, &kiov); 2225a122 Suresh Siddha 2010-02-11 @1043 if (!ret) 2225a122 Suresh Siddha 2010-02-11 1044 ret = __put_user(kiov.iov_len, &uiov->iov_len); 2225a122 Suresh Siddha 2010-02-11 1045 break; 2225a122 Suresh Siddha 2010-02-11 1046 } :::::: The code at line 1043 was first introduced by commit :::::: 2225a122ae26d542bdce523d9d87a4a7ba10e07b ptrace: Add support for generic PTRACE_GETREGSET/PTRACE_SETREGSET :::::: TO: Suresh Siddha <suresh.b.sid...@intel.com> :::::: CC: H. Peter Anvin <h...@zytor.com> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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