2 * Check decoding of unshare syscall.
4 * Copyright (c) 2016 Eugene Syromyatnikov <evgsyr@gmail.com>
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32 #include <asm/unistd.h>
39 # include "kernel_types.h"
44 static const kernel_ulong_t bogus_flags =
45 (kernel_ulong_t) 0xbadc0ded0000000fULL;
53 "CLONE_THREAD|CLONE_FS|CLONE_SIGHAND|CLONE_SYSVSEM|"
54 "CLONE_NEWUTS|CLONE_NEWIPC|CLONE_NEWNET|CLONE_NEWUSER|"
55 "CLONE_NEWCGROUP|0x80a8c075" },
56 { 0x2000000, "CLONE_NEWCGROUP" },
57 { ARG_STR(0x81f8f0ff) " /* CLONE_??? */" },
63 rc = syscall(__NR_unshare, bogus_flags);
64 printf("unshare(%#llx /* CLONE_??? */) = %s\n",
65 (unsigned long long) bogus_flags, sprintrc(rc));
67 for (i = 0; i < ARRAY_SIZE(unshare_flags); i++) {
68 rc = syscall(__NR_unshare, unshare_flags[i].val);
69 printf("unshare(%s) = %s\n",
70 unshare_flags[i].str, sprintrc(rc));
73 puts("+++ exited with 0 +++");
80 SKIP_MAIN_UNDEFINED("__NR_unshare");