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wvdial and serial access

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Jun 5th, 2012
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  1. $ strace wvdial --config=...conf
  2. execve("/usr/bin/wvdial", ["wvdial", "--config=/home/.opt/conf/wvdial_"...], [/* 40 vars */]) = 0
  3. brk(0)                                  = 0x99ac000
  4. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  5. mmap2(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7743000
  6. access("/etc/ld.so.preload", R_OK)      = -1 ENOENT (No such file or directory)
  7. open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
  8. fstat64(3, {st_mode=S_IFREG|0644, st_size=105229, ...}) = 0
  9. mmap2(NULL, 105229, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7729000
  10. close(3)                                = 0
  11. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  12. open("/usr/lib/libwvstreams.so.4.6", O_RDONLY|O_CLOEXEC) = 3
  13. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\340\264\2\0004\0\0\0"..., 512) = 512
  14. fstat64(3, {st_mode=S_IFREG|0644, st_size=835740, ...}) = 0
  15. mmap2(NULL, 839260, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x672000
  16. mprotect(0x739000, 4096, PROT_NONE)     = 0
  17. mmap2(0x73a000, 20480, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xc7) = 0x73a000
  18. close(3)                                = 0
  19. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  20. open("/usr/lib/libwvutils.so.4.6", O_RDONLY|O_CLOEXEC) = 3
  21. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\360\245\0\0004\0\0\0"..., 512) = 512
  22. fstat64(3, {st_mode=S_IFREG|0644, st_size=153792, ...}) = 0
  23. mmap2(NULL, 1211652, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x127000
  24. mprotect(0x14b000, 4096, PROT_NONE)     = 0
  25. mmap2(0x14c000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x24) = 0x14c000
  26. mmap2(0x14e000, 1051908, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x14e000
  27. close(3)                                = 0
  28. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  29. open("/usr/lib/libwvbase.so.4.6", O_RDONLY|O_CLOEXEC) = 3
  30. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\20\r\2\0004\0\0\0"..., 512) = 512
  31. fstat64(3, {st_mode=S_IFREG|0644, st_size=497604, ...}) = 0
  32. mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7728000
  33. mmap2(NULL, 509544, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x439000
  34. mmap2(0x4af000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x76) = 0x4af000
  35. mmap2(0x4b3000, 9832, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x4b3000
  36. close(3)                                = 0
  37. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  38. open("/usr/lib/libuniconf.so.4.6", O_RDONLY|O_CLOEXEC) = 3
  39. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\220w\1\0004\0\0\0"..., 512) = 512
  40. fstat64(3, {st_mode=S_IFREG|0644, st_size=333996, ...}) = 0
  41. mmap2(NULL, 337512, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xc79000
  42. mprotect(0xcc8000, 4096, PROT_NONE)     = 0
  43. mmap2(0xcc9000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x4f) = 0xcc9000
  44. close(3)                                = 0
  45. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  46. open("/usr/lib/i386-linux-gnu/libstdc++.so.6", O_RDONLY|O_CLOEXEC) = 3
  47. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\0]\4\0004\0\0\0"..., 512) = 512
  48. fstat64(3, {st_mode=S_IFREG|0644, st_size=905712, ...}) = 0
  49. mmap2(NULL, 935336, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x333000
  50. mprotect(0x40b000, 4096, PROT_NONE)     = 0
  51. mmap2(0x40c000, 20480, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xd8) = 0x40c000
  52. mmap2(0x411000, 26024, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x411000
  53. close(3)                                = 0
  54. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  55. open("/lib/i386-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
  56. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0000\226\1\0004\0\0\0"..., 512) = 512
  57. fstat64(3, {st_mode=S_IFREG|0755, st_size=1713640, ...}) = 0
  58. mmap2(NULL, 1723100, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xab0000
  59. mmap2(0xc4f000, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x19f) = 0xc4f000
  60. mmap2(0xc52000, 10972, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xc52000
  61. close(3)                                = 0
  62. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  63. open("/lib/i386-linux-gnu/libz.so.1", O_RDONLY|O_CLOEXEC) = 3
  64. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0`\27\0\0004\0\0\0"..., 512) = 512
  65. fstat64(3, {st_mode=S_IFREG|0644, st_size=83572, ...}) = 0
  66. mmap2(NULL, 86288, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x77b000
  67. mmap2(0x78f000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x13) = 0x78f000
  68. close(3)                                = 0
  69. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  70. open("/lib/i386-linux-gnu/libssl.so.1.0.0", O_RDONLY|O_CLOEXEC) = 3
  71. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\0\256\0\0004\0\0\0"..., 512) = 512
  72. fstat64(3, {st_mode=S_IFREG|0644, st_size=346124, ...}) = 0
  73. mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7727000
  74. mmap2(NULL, 348972, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x24f000
  75. mprotect(0x29e000, 4096, PROT_NONE)     = 0
  76. mmap2(0x29f000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x4f) = 0x29f000
  77. close(3)                                = 0
  78. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  79. open("/lib/i386-linux-gnu/libcrypto.so.1.0.0", O_RDONLY|O_CLOEXEC) = 3
  80. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\300\201\3\0004\0\0\0"..., 512) = 512
  81. fstat64(3, {st_mode=S_IFREG|0644, st_size=1734772, ...}) = 0
  82. mmap2(NULL, 1746768, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x4b6000
  83. mmap2(0x648000, 90112, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x192) = 0x648000
  84. mmap2(0x65e000, 10064, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x65e000
  85. close(3)                                = 0
  86. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  87. open("/lib/i386-linux-gnu/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = 3
  88. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0P\37\0\0004\0\0\0"..., 512) = 512
  89. fstat64(3, {st_mode=S_IFREG|0644, st_size=116232, ...}) = 0
  90. mmap2(NULL, 119344, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x2a5000
  91. mmap2(0x2c1000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1b) = 0x2c1000
  92. close(3)                                = 0
  93. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  94. open("/lib/i386-linux-gnu/libcrypt.so.1", O_RDONLY|O_CLOEXEC) = 3
  95. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0p\7\0\0004\0\0\0"..., 512) = 512
  96. fstat64(3, {st_mode=S_IFREG|0644, st_size=34316, ...}) = 0
  97. mmap2(NULL, 196892, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x2c3000
  98. mmap2(0x2cb000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x7) = 0x2cb000
  99. mmap2(0x2cd000, 155932, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x2cd000
  100. close(3)                                = 0
  101. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  102. open("/lib/i386-linux-gnu/libpam.so.0", O_RDONLY|O_CLOEXEC) = 3
  103. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0\0\31\0\0004\0\0\0"..., 512) = 512
  104. fstat64(3, {st_mode=S_IFREG|0644, st_size=50760, ...}) = 0
  105. mmap2(NULL, 53472, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x110000
  106. mmap2(0x11c000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xb) = 0x11c000
  107. close(3)                                = 0
  108. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  109. open("/lib/i386-linux-gnu/libm.so.6", O_RDONLY|O_CLOEXEC) = 3
  110. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0000D\0\0004\0\0\0"..., 512) = 512
  111. fstat64(3, {st_mode=S_IFREG|0644, st_size=173576, ...}) = 0
  112. mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7726000
  113. mmap2(NULL, 176256, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x2f4000
  114. mmap2(0x31e000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x29) = 0x31e000
  115. close(3)                                = 0
  116. access("/etc/ld.so.nohwcap", F_OK)      = -1 ENOENT (No such file or directory)
  117. open("/lib/i386-linux-gnu/libdl.so.2", O_RDONLY|O_CLOEXEC) = 3
  118. read(3, "\177ELF\1\1\1\0\0\0\0\0\0\0\0\0\3\0\3\0\1\0\0\0`\n\0\0004\0\0\0"..., 512) = 512
  119. fstat64(3, {st_mode=S_IFREG|0644, st_size=13940, ...}) = 0
  120. mmap2(NULL, 16504, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x11e000
  121. mmap2(0x121000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2) = 0x121000
  122. close(3)                                = 0
  123. mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7725000
  124. mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7724000
  125. set_thread_area({entry_number:-1 -> 6, base_addr:0xb7724700, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0
  126. mprotect(0xc4f000, 8192, PROT_READ)     = 0
  127. mprotect(0x121000, 4096, PROT_READ)     = 0
  128. mprotect(0x31e000, 4096, PROT_READ)     = 0
  129. mprotect(0x11c000, 4096, PROT_READ)     = 0
  130. mprotect(0x2cb000, 4096, PROT_READ)     = 0
  131. mprotect(0x2c1000, 4096, PROT_READ)     = 0
  132. mprotect(0x78f000, 4096, PROT_READ)     = 0
  133. mprotect(0x648000, 61440, PROT_READ)    = 0
  134. mprotect(0x29f000, 8192, PROT_READ)     = 0
  135. mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb7723000
  136. mprotect(0x40c000, 16384, PROT_READ)    = 0
  137. mprotect(0x4af000, 12288, PROT_READ)    = 0
  138. mprotect(0x14c000, 4096, PROT_READ)     = 0
  139. mprotect(0x73a000, 16384, PROT_READ)    = 0
  140. mprotect(0xcc9000, 8192, PROT_READ)     = 0
  141. mprotect(0x8065000, 4096, PROT_READ)    = 0
  142. mprotect(0x899000, 4096, PROT_READ)     = 0
  143. munmap(0xb7729000, 105229)              = 0
  144. brk(0)                                  = 0x99ac000
  145. brk(0x99cd000)                          = 0x99cd000
  146. gettimeofday({1338914144, 352402}, NULL) = 0
  147. dup(2)                                  = 3
  148. rt_sigaction(SIGTERM, {0x804d240, [TERM], SA_RESTART}, {SIG_DFL, [], 0}, 8) = 0
  149. rt_sigaction(SIGINT, {0x804d240, [INT], SA_RESTART}, {SIG_DFL, [], 0}, 8) = 0
  150. rt_sigaction(SIGHUP, {0x804d240, [HUP], SA_RESTART}, {SIG_DFL, [], 0}, 8) = 0
  151. access("/home/.opt/conf/wvdial_BT-Sams-GT-C3322_Beeline.conf", F_OK) = 0
  152. open("/home/.opt/conf/wvdial_BT-Sams-GT-C3322_Beeline.conf", O_RDONLY|O_NONBLOCK|O_LARGEFILE) = 4
  153. fcntl64(4, F_SETFD, FD_CLOEXEC)         = 0
  154. fstat64(4, {st_mode=S_IFREG|0640, st_size=467, ...}) = 0
  155. gettimeofday({1338914144, 363261}, NULL) = 0
  156. select(5, [4], [], [], NULL)            = 1 (in [4])
  157. gettimeofday({1338914144, 366384}, NULL) = 0
  158. read(4, "[Dialer Defaults]\nInit1 = AT\n#In"..., 1024) = 467
  159. gettimeofday({1338914144, 367859}, NULL) = 0
  160. select(5, [4], [], [], NULL)            = 1 (in [4])
  161. gettimeofday({1338914144, 368349}, NULL) = 0
  162. read(4, "", 1024)                       = 0
  163. close(4)                                = 0
  164. gettimeofday({1338914144, 370721}, NULL) = 0
  165. write(3, "--> ", 4--> )                     = 4
  166. write(3, "WvDial: Internet dialer version "..., 36WvDial: Internet dialer version 1.61) = 36
  167. write(3, "\n", 1
  168. )                       = 1
  169. open("/var/lock/LCK..rfcomm0", O_RDWR|O_CREAT|O_EXCL|O_NONBLOCK|O_LARGEFILE, 0644) = 4
  170. fcntl64(4, F_SETFD, FD_CLOEXEC)         = 0
  171. getpid()                                = 11653
  172. write(4, "     11653\n", 11)            = 11
  173. close(4)                                = 0
  174. open("/dev/rfcomm0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_LARGEFILE) = -1 EBUSY (Device or resource busy)
  175. gettimeofday({1338914144, 395961}, NULL) = 0
  176. write(3, "--> ", 4--> )                     = 4
  177. write(3, "Cannot open /dev/rfcomm0: Device"..., 49Cannot open /dev/rfcomm0: Device or resource busy) = 49
  178. write(3, "\n", 1
  179. )                       = 1
  180. unlink("/var/lock/LCK..rfcomm0")        = 0
  181. open("/var/lock/LCK..rfcomm0", O_RDWR|O_CREAT|O_EXCL|O_NONBLOCK|O_LARGEFILE, 0644) = 4
  182. fcntl64(4, F_SETFD, FD_CLOEXEC)         = 0
  183. write(4, "     11653\n", 11)            = 11
  184. close(4)                                = 0
  185. open("/dev/rfcomm0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_LARGEFILE) = -1 EBUSY (Device or resource busy)
  186. gettimeofday({1338914144, 410806}, NULL) = 0
  187. write(3, "--> ", 4--> )                     = 4
  188. write(3, "Cannot open /dev/rfcomm0: Device"..., 49Cannot open /dev/rfcomm0: Device or resource busy) = 49
  189. write(3, "\n", 1
  190. )                       = 1
  191. unlink("/var/lock/LCK..rfcomm0")        = 0
  192. open("/var/lock/LCK..rfcomm0", O_RDWR|O_CREAT|O_EXCL|O_NONBLOCK|O_LARGEFILE, 0644) = 4
  193. fcntl64(4, F_SETFD, FD_CLOEXEC)         = 0
  194. write(4, "     11653\n", 11)            = 11
  195. close(4)                                = 0
  196. open("/dev/rfcomm0", O_RDWR|O_NOCTTY|O_NONBLOCK|O_LARGEFILE) = -1 EBUSY (Device or resource busy)
  197. gettimeofday({1338914144, 413396}, NULL) = 0
  198. write(3, "--> ", 4--> )                     = 4
  199. write(3, "Cannot open /dev/rfcomm0: Device"..., 49Cannot open /dev/rfcomm0: Device or resource busy) = 49
  200. write(3, "\n", 1
  201. )                       = 1
  202. unlink("/var/lock/LCK..rfcomm0")        = 0
  203. close(3)                                = 0
  204. exit_group(1)
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