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  1.  
  2. ----- syscall_test1 -----
  3. execve("./syscall_test1", ["./syscall_test1"], 0x7ffc61401dd0 /* 38 vars */) = 0
  4. brk(NULL) = 0x563e14598000
  5. arch_prctl(0x3001 /* ARCH_??? */, 0x7fff76cf2690) = -1 EINVAL (Invalid argument)
  6. access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
  7. openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
  8. fstat(3, {st_mode=S_IFREG|0644, st_size=172691, ...}) = 0
  9. mmap(NULL, 172691, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f8de3e51000
  10. close(3) = 0
  11. openat(AT_FDCWD, "/usr/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
  12. read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`q\2\0\0\0\0\0"..., 832) = 832
  13. pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
  14. pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32
  15. pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0m\272\321p\230T\305'y?d\1fnE\247"..., 68, 880) = 68
  16. fstat(3, {st_mode=S_IFREG|0755, st_size=2145592, ...}) = 0
  17. mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f8de3e4f000
  18. pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
  19. pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32
  20. pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0m\272\321p\230T\305'y?d\1fnE\247"..., 68, 880) = 68
  21. mmap(NULL, 1856312, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f8de3c89000
  22. mmap(0x7f8de3cae000, 1359872, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x25000) = 0x7f8de3cae000
  23. mmap(0x7f8de3dfa000, 307200, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x171000) = 0x7f8de3dfa000
  24. mmap(0x7f8de3e45000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1bb000) = 0x7f8de3e45000
  25. mmap(0x7f8de3e4b000, 13112, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f8de3e4b000
  26. close(3) = 0
  27. arch_prctl(ARCH_SET_FS, 0x7f8de3e50540) = 0
  28. mprotect(0x7f8de3e45000, 12288, PROT_READ) = 0
  29. mprotect(0x563e12790000, 4096, PROT_READ) = 0
  30. mprotect(0x7f8de3ea7000, 4096, PROT_READ) = 0
  31. munmap(0x7f8de3e51000, 172691) = 0
  32. openat(AT_FDCWD, "t2.dat", O_WRONLY|O_CREAT|O_APPEND, 0600) = 3
  33. write(3, "message1.", 9) = 9
  34. exit_group(0) = ?
  35. +++ exited with 0 +++
  36.  
  37.  
  38.  
  39. ----- clibrary_test1 -----
  40. execve("./clibrary_test1", ["./clibrary_test1"], 0x7ffc28127c70 /* 38 vars */) = 0
  41. brk(NULL) = 0x55fb66e15000
  42. arch_prctl(0x3001 /* ARCH_??? */, 0x7ffcd7e76ba0) = -1 EINVAL (Invalid argument)
  43. access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
  44. openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
  45. fstat(3, {st_mode=S_IFREG|0644, st_size=172691, ...}) = 0
  46. mmap(NULL, 172691, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7fd13d9aa000
  47. close(3) = 0
  48. openat(AT_FDCWD, "/usr/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
  49. read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`q\2\0\0\0\0\0"..., 832) = 832
  50. pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
  51. pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32
  52. pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0m\272\321p\230T\305'y?d\1fnE\247"..., 68, 880) = 68
  53. fstat(3, {st_mode=S_IFREG|0755, st_size=2145592, ...}) = 0
  54. mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fd13d9a8000
  55. pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
  56. pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32
  57. pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0m\272\321p\230T\305'y?d\1fnE\247"..., 68, 880) = 68
  58. mmap(NULL, 1856312, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fd13d7e2000
  59. mmap(0x7fd13d807000, 1359872, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x25000) = 0x7fd13d807000
  60. mmap(0x7fd13d953000, 307200, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x171000) = 0x7fd13d953000
  61. mmap(0x7fd13d99e000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1bb000) = 0x7fd13d99e000
  62. mmap(0x7fd13d9a4000, 13112, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fd13d9a4000
  63. close(3) = 0
  64. arch_prctl(ARCH_SET_FS, 0x7fd13d9a9540) = 0
  65. mprotect(0x7fd13d99e000, 12288, PROT_READ) = 0
  66. mprotect(0x55fb666de000, 4096, PROT_READ) = 0
  67. mprotect(0x7fd13da00000, 4096, PROT_READ) = 0
  68. munmap(0x7fd13d9aa000, 172691) = 0
  69. brk(NULL) = 0x55fb66e15000
  70. brk(0x55fb66e36000) = 0x55fb66e36000
  71. openat(AT_FDCWD, "t1.dat", O_WRONLY|O_CREAT|O_APPEND, 0666) = 3
  72. lseek(3, 0, SEEK_END) = 0
  73. fstat(3, {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
  74. write(3, "message1.", 9) = 9
  75. exit_group(0) = ?
  76. +++ exited with 0 +++
  77.  
  78.  
  79.  
  80.  
  81.  
  82. ----- syscall_test2 -----
  83. execve("./syscall_test2", ["./syscall_test2"], 0x7ffe08c5d788 /* 38 vars */) = 0
  84. brk(NULL) = 0x56374d619000
  85. arch_prctl(0x3001 /* ARCH_??? */, 0x7fffe248f810) = -1 EINVAL (Invalid argument)
  86. access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
  87. openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
  88. fstat(3, {st_mode=S_IFREG|0644, st_size=172691, ...}) = 0
  89. mmap(NULL, 172691, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f56cc7c1000
  90. close(3) = 0
  91. openat(AT_FDCWD, "/usr/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
  92. read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`q\2\0\0\0\0\0"..., 832) = 832
  93. pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
  94. pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32
  95. pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0m\272\321p\230T\305'y?d\1fnE\247"..., 68, 880) = 68
  96. fstat(3, {st_mode=S_IFREG|0755, st_size=2145592, ...}) = 0
  97. mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f56cc7bf000
  98. pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
  99. pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32
  100. pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0m\272\321p\230T\305'y?d\1fnE\247"..., 68, 880) = 68
  101. mmap(NULL, 1856312, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f56cc5f9000
  102. mmap(0x7f56cc61e000, 1359872, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x25000) = 0x7f56cc61e000
  103. mmap(0x7f56cc76a000, 307200, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x171000) = 0x7f56cc76a000
  104. mmap(0x7f56cc7b5000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1bb000) = 0x7f56cc7b5000
  105. mmap(0x7f56cc7bb000, 13112, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f56cc7bb000
  106. close(3) = 0
  107. arch_prctl(ARCH_SET_FS, 0x7f56cc7c0540) = 0
  108. mprotect(0x7f56cc7b5000, 12288, PROT_READ) = 0
  109. mprotect(0x56374bf5d000, 4096, PROT_READ) = 0
  110. mprotect(0x7f56cc817000, 4096, PROT_READ) = 0
  111. munmap(0x7f56cc7c1000, 172691) = 0
  112. openat(AT_FDCWD, "t2.dat", O_WRONLY|O_CREAT|O_APPEND, 0600) = 3
  113. write(3, "message1.", 9) = 9
  114. clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDstrace: Process 38124 attached
  115. , child_tidptr=0x7f56cc7c0810) = 38124
  116. [pid 38123] exit_group(0 <unfinished ...>
  117. [pid 38124] write(3, "message2.", 9 <unfinished ...>
  118. [pid 38123] <... exit_group resumed>) = ?
  119. [pid 38124] <... write resumed>) = 9
  120. [pid 38123] +++ exited with 0 +++
  121. exit_group(0) = ?
  122. +++ exited with 0 +++
  123.  
  124.  
  125.  
  126.  
  127. ----- clibrary_test2 -----
  128. execve("./clibrary_test2", ["./clibrary_test2"], 0x7fffd6bf5da8 /* 38 vars */) = 0
  129. brk(NULL) = 0x55becfcb9000
  130. arch_prctl(0x3001 /* ARCH_??? */, 0x7ffe548e1f10) = -1 EINVAL (Invalid argument)
  131. access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
  132. openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
  133. fstat(3, {st_mode=S_IFREG|0644, st_size=172691, ...}) = 0
  134. mmap(NULL, 172691, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f1954925000
  135. close(3) = 0
  136. openat(AT_FDCWD, "/usr/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
  137. read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`q\2\0\0\0\0\0"..., 832) = 832
  138. pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
  139. pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32
  140. pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0m\272\321p\230T\305'y?d\1fnE\247"..., 68, 880) = 68
  141. fstat(3, {st_mode=S_IFREG|0755, st_size=2145592, ...}) = 0
  142. mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f1954923000
  143. pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
  144. pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32, 848) = 32
  145. pread64(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0m\272\321p\230T\305'y?d\1fnE\247"..., 68, 880) = 68
  146. mmap(NULL, 1856312, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f195475d000
  147. mmap(0x7f1954782000, 1359872, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x25000) = 0x7f1954782000
  148. mmap(0x7f19548ce000, 307200, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x171000) = 0x7f19548ce000
  149. mmap(0x7f1954919000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1bb000) = 0x7f1954919000
  150. mmap(0x7f195491f000, 13112, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f195491f000
  151. close(3) = 0
  152. arch_prctl(ARCH_SET_FS, 0x7f1954924540) = 0
  153. mprotect(0x7f1954919000, 12288, PROT_READ) = 0
  154. mprotect(0x55becf62c000, 4096, PROT_READ) = 0
  155. mprotect(0x7f195497b000, 4096, PROT_READ) = 0
  156. munmap(0x7f1954925000, 172691) = 0
  157. brk(NULL) = 0x55becfcb9000
  158. brk(0x55becfcda000) = 0x55becfcda000
  159. openat(AT_FDCWD, "t1.dat", O_WRONLY|O_CREAT|O_APPEND, 0666) = 3
  160. lseek(3, 0, SEEK_END) = 0
  161. fstat(3, {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
  162. clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLDstrace: Process 38524 attached
  163. , child_tidptr=0x7f1954924810) = 38524
  164. [pid 38523] write(3, "message1.", 9) = 9
  165. [pid 38524] write(3, "message1.message2.", 18 <unfinished ...>
  166. [pid 38523] exit_group(0 <unfinished ...>
  167. [pid 38524] <... write resumed>) = 18
  168. [pid 38523] <... exit_group resumed>) = ?
  169. [pid 38524] exit_group(0) = ?
  170. [pid 38523] +++ exited with 0 +++
  171. +++ exited with 0 +++
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