50 		die("vsnprintf failed: %s\n", strerror(errno));  in vmaybe_write_file()
57 		if ((errno == ENOENT) && enoent_ok)  in vmaybe_write_file()
59 		die("open of %s failed: %s\n", filename, strerror(errno));  in vmaybe_write_file()
68 				filename, strerror(errno));  in vmaybe_write_file()
73 		die("close of %s failed: %s\n", filename, strerror(errno));  in vmaybe_write_file()
100 		die("unshare(CLONE_NEWUSER) failed: %s\n", strerror(errno));  in create_and_enter_ns()
107 		die("setgid(0) failed %s\n", strerror(errno));  in create_and_enter_ns()
109 		die("setuid(0) failed %s\n", strerror(errno));  in create_and_enter_ns()
112 		die("unshare(CLONE_NEWNS) failed: %s\n", strerror(errno));  in create_and_enter_ns()
121 		die("creat failed: %s\n", strerror(errno));  in setup_symlink()
125 		die("symlink failed: %s\n", strerror(errno));  in setup_symlink()
128 		die("close of %s failed: %s\n", DATA, strerror(errno));  in setup_symlink()
137 		if ((link != -1 || errno != ELOOP)) {  in test_link_traversal()
139 					link, strerror(errno));  in test_link_traversal()
143 			die("link traversal failed: %s\n", strerror(errno));  in test_link_traversal()
146 			die("close of link failed: %s\n", strerror(errno));  in test_link_traversal()
159 		die("readlink failed: %s\n", strerror(errno));  in test_readlink()
169 		die("realpath failed: %s\n", strerror(errno));  in test_realpath()
183 		die("statfs failed: %s\n", strerror(errno));  in test_statfs()
207 		die("mount failed: %s\n", strerror(errno));  in main()
213 		die("remount failed: %s\n", strerror(errno));  in main()