[tip:WIP.core/entry 1/1] arch/arm64/kernel/ptrace.c:1863:6: error: too few arguments to function 'secure_computing'

From: kernel test robot
Date: Sun Jul 26 2020 - 20:14:45 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.core/entry
head: 85546baab915492f05f29b91c4003bf15891e89b
commit: 85546baab915492f05f29b91c4003bf15891e89b [1/1] entry: Fix !CONFIG_SECCOMP stub
config: arm64-allnoconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 85546baab915492f05f29b91c4003bf15891e89b
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

arch/arm64/kernel/ptrace.c:1852:5: warning: no previous prototype for 'syscall_trace_enter' [-Wmissing-prototypes]
1852 | int syscall_trace_enter(struct pt_regs *regs)
| ^~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/ptrace.c: In function 'syscall_trace_enter':
>> arch/arm64/kernel/ptrace.c:1863:6: error: too few arguments to function 'secure_computing'
1863 | if (secure_computing() == -1)
| ^~~~~~~~~~~~~~~~
In file included from include/linux/sched.h:21,
from include/linux/audit.h:12,
from arch/arm64/kernel/ptrace.c:11:
include/linux/seccomp.h:64:19: note: declared here
64 | static inline int secure_computing(const struct seccomp_data *sd) { return 0; }
| ^~~~~~~~~~~~~~~~
arch/arm64/kernel/ptrace.c: At top level:
arch/arm64/kernel/ptrace.c:1875:6: warning: no previous prototype for 'syscall_trace_exit' [-Wmissing-prototypes]
1875 | void syscall_trace_exit(struct pt_regs *regs)
| ^~~~~~~~~~~~~~~~~~

vim +/secure_computing +1863 arch/arm64/kernel/ptrace.c

3157858feff891 AKASHI Takahiro 2014-04-30 1851
11527b3e0b5775 Will Deacon 2018-07-12 1852 int syscall_trace_enter(struct pt_regs *regs)
3157858feff891 AKASHI Takahiro 2014-04-30 1853 {
1cf6022bd91610 Keno Fischer 2020-05-15 1854 unsigned long flags = READ_ONCE(current_thread_info()->flags);
1cf6022bd91610 Keno Fischer 2020-05-15 1855
1cf6022bd91610 Keno Fischer 2020-05-15 1856 if (flags & (_TIF_SYSCALL_EMU | _TIF_SYSCALL_TRACE)) {
3157858feff891 AKASHI Takahiro 2014-04-30 1857 tracehook_report_syscall(regs, PTRACE_SYSCALL_ENTER);
1cf6022bd91610 Keno Fischer 2020-05-15 1858 if (!in_syscall(regs) || (flags & _TIF_SYSCALL_EMU))
d83ee6e3e75db6 Will Deacon 2020-07-10 1859 return NO_SYSCALL;
f086f67485c5c1 Sudeep Holla 2019-05-23 1860 }
478fcb2cdb2351 Will Deacon 2012-03-05 1861
a5cd110cb8369d Kees Cook 2016-06-02 1862 /* Do the secure computing after ptrace; failures should be fast. */
fefad9ef58ffc2 Christian Brauner 2019-09-24 @1863 if (secure_computing() == -1)
d83ee6e3e75db6 Will Deacon 2020-07-10 1864 return NO_SYSCALL;
a5cd110cb8369d Kees Cook 2016-06-02 1865
055b1212d141f1 AKASHI Takahiro 2014-04-30 1866 if (test_thread_flag(TIF_SYSCALL_TRACEPOINT))
055b1212d141f1 AKASHI Takahiro 2014-04-30 1867 trace_sys_enter(regs, regs->syscallno);
055b1212d141f1 AKASHI Takahiro 2014-04-30 1868
4913c59890b077 Eric Paris 2014-09-23 1869 audit_syscall_entry(regs->syscallno, regs->orig_x0, regs->regs[1],
4913c59890b077 Eric Paris 2014-09-23 1870 regs->regs[2], regs->regs[3]);
5701ede884c222 AKASHI Takahiro 2014-07-04 1871
478fcb2cdb2351 Will Deacon 2012-03-05 1872 return regs->syscallno;
478fcb2cdb2351 Will Deacon 2012-03-05 1873 }
3157858feff891 AKASHI Takahiro 2014-04-30 1874

:::::: The code at line 1863 was first introduced by commit
:::::: fefad9ef58ffc228f7b78b667c2aea8267503350 seccomp: simplify secure_computing()

:::::: TO: Christian Brauner <christian.brauner@xxxxxxxxxx>
:::::: CC: Kees Cook <keescook@xxxxxxxxxxxx>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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