nareshkamboju

nsfs failed

Jun 28th, 2017
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  1. root@hikey:/usr/bin/kselftests/nsfs# strace -f ./owner
  2. execve("./owner", ["./owner"], [/* 16 vars */]) = 0
  3. brk(NULL) = 0x3a916000
  4. mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xffff89808000
  5. faccessat(AT_FDCWD, "/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
  6. openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
  7. fstat(3, {st_mode=S_IFREG|0644, st_size=14311, ...}) = 0
  8. mmap(NULL, 14311, PROT_READ, MAP_PRIVATE, 3, 0) = 0xffff89804000
  9. close(3) = 0
  10. openat(AT_FDCWD, "/lib64/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
  11. read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0\267\0\1\0\0\0x\364\1\0\0\0\0\0"..., 832) = 832
  12. fstat(3, {st_mode=S_IFREG|0755, st_size=1267360, ...}) = 0
  13. mmap(NULL, 1340040, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xffff89699000
  14. mprotect(0xffff897c8000, 61440, PROT_NONE) = 0
  15. mmap(0xffff897d7000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x12e000) = 0xffff897d7000
  16. mmap(0xffff897dd000, 12936, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xffff897dd000
  17. close(3) = 0
  18. mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xffff89802000
  19. mprotect(0xffff897d7000, 16384, PROT_READ) = 0
  20. mprotect(0xffff8980c000, 4096, PROT_READ) = 0
  21. munmap(0xffff89804000, 14311) = 0
  22. pipe2([3, 4], 0) = 0
  23. clone(strace: Process 2839 attached
  24. child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0xffff89809230) = 2839
  25. [pid 2838] close(4 <unfinished ...>
  26. [pid 2839] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
  27. [pid 2838] <... close resumed> ) = 0
  28. [pid 2838] read(3, <unfinished ...>
  29. [pid 2839] <... prctl resumed> ) = 0
  30. [pid 2839] unshare(CLONE_NEWUTS|CLONE_NEWUSER) = -1 EINVAL (Invalid argument)
  31. [pid 2839] write(2, "main:42:unshare: Invalid argumen"..., 34main:42:unshare: Invalid argument
  32. ) = 34
  33. [pid 2839] exit_group(1) = ?
  34. [pid 2838] <... read resumed> "", 1) = 0
  35. [pid 2839] +++ exited with 1 +++
  36. close(3) = 0
  37. --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2839, si_uid=0, si_status=1, si_utime=0, si_stime=0} ---
  38. openat(AT_FDCWD, "/proc/2839/ns/uts", O_RDONLY) = -1 ENOENT (No such file or directory)
  39. write(2, "main:57:Unable to open /proc/283"..., 68main:57:Unable to open /proc/2839/ns/uts: No such file or directory
  40. ) = 68
  41. exit_group(1) = ?
  42. +++ exited with 1 +++
  43. root@hikey:/usr/bin/kselftests/nsfs#
  44. root@hikey:/usr/bin/kselftests/nsfs#
  45. root@hikey:/usr/bin/kselftests/nsfs#
  46. root@hikey:/usr/bin/kselftests/nsfs#
  47. root@hikey:/usr/bin/kselftests/nsfs#
  48. root@hikey:/usr/bin/kselftests/nsfs#
  49. root@hikey:/usr/bin/kselftests/nsfs#
  50. root@hikey:/usr/bin/kselftests/nsfs#
  51. root@hikey:/usr/bin/kselftests/nsfs#
  52. root@hikey:/usr/bin/kselftests/nsfs#
  53. root@hikey:/usr/bin/kselftests/nsfs#
  54. root@hikey:/usr/bin/kselftests/nsfs#
  55. root@hikey:/usr/bin/kselftests/nsfs#
  56. root@hikey:/usr/bin/kselftests/nsfs#
  57. root@hikey:/usr/bin/kselftests/nsfs# strace -f ./pidns
  58. execve("./pidns", ["./pidns"], [/* 16 vars */]) = 0
  59. brk(NULL) = 0x5fef000
  60. mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xffffb5320000
  61. faccessat(AT_FDCWD, "/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
  62. openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
  63. fstat(3, {st_mode=S_IFREG|0644, st_size=14311, ...}) = 0
  64. mmap(NULL, 14311, PROT_READ, MAP_PRIVATE, 3, 0) = 0xffffb531c000
  65. close(3) = 0
  66. openat(AT_FDCWD, "/lib64/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
  67. read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0\267\0\1\0\0\0x\364\1\0\0\0\0\0"..., 832) = 832
  68. fstat(3, {st_mode=S_IFREG|0755, st_size=1267360, ...}) = 0
  69. mmap(NULL, 1340040, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0xffffb51b1000
  70. mprotect(0xffffb52e0000, 61440, PROT_NONE) = 0
  71. mmap(0xffffb52ef000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x12e000) = 0xffffb52ef000
  72. mmap(0xffffb52f5000, 12936, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0xffffb52f5000
  73. close(3) = 0
  74. mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xffffb531a000
  75. mprotect(0xffffb52ef000, 16384, PROT_READ) = 0
  76. mprotect(0xffffb5324000, 4096, PROT_READ) = 0
  77. munmap(0xffffb531c000, 14311) = 0
  78. clone(child_stack=0xfffff9eb7f40, flags=CLONE_NEWUSER|CLONE_NEWPID|SIGCHLD) = -1 EINVAL (Invalid argument)
  79. write(2, "main:51:clone: Invalid argument\n", 32main:51:clone: Invalid argument
  80. ) = 32
  81. exit_group(1) = ?
  82. +++ exited with 1 +++
  83. root@hikey:/usr/bin/kselftests/nsfs#
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