[CRIU] simple loop dump fail

[Andrew Vagin]

On Wed, May 27, 2015 at 04:05:24PM +0300, Nemo Wright wrote:
> //sorry, accidentally replied to personal email instead of mailing list so
> resending
> 
> Thanks for the answer.
> 
> Here's the /proc/locks​ contents:
> 
> 1: POSIX  ADVISORY  WRITE 1735 fd:02:919968 0 EOF
> 2: POSIX  ADVISORY  WRITE 1735 fd:02:917825 0 EOF
> 3: POSIX  ADVISORY  WRITE 1735 fd:02:919944 0 EOF
> 4: OFDLCK ADVISORY  WRITE 1487 fd:02:1048646 0 0
> 5: OFDLCK ADVISORY  WRITE 1487 fd:02:920352 0 0

CRIU doesn't support OFDLCK. You can workaround this problem if you stop
the 1487 process. The problem is fixed in the 4.1 kernel.

Thanks.

> 6: POSIX  ADVISORY  WRITE 1563 00:23:24854 0 EOF
> 7: POSIX  ADVISORY  WRITE 1422 fd:02:920309 0 EOF
> 8: POSIX  ADVISORY  WRITE 1422 fd:02:920311 0 EOF
> 9: POSIX  ADVISORY  WRITE 1422 fd:02:920313 0 EOF
> 10: POSIX  ADVISORY  WRITE 1422 fd:02:920293 0 EOF
> 11: POSIX  ADVISORY  WRITE 1422 fd:02:920297 0 EOF
> 12: POSIX  ADVISORY  WRITE 1422 fd:02:920301 0 EOF
> 13: POSIX  ADVISORY  WRITE 1422 fd:02:920307 0 EOF
> 14: POSIX  ADVISORY  WRITE 1422 fd:02:920321 0 EOF
> 15: POSIX  ADVISORY  READ  1383 fd:02:788493 128 128
> 16: POSIX  ADVISORY  READ  1383 fd:02:786575 1073741826 1073742335
> 17: POSIX  ADVISORY  WRITE 825 00:13:18778 0 EOF
> 18: POSIX  ADVISORY  WRITE 725 00:13:18538 0 EOF
> 19: POSIX  ADVISORY  WRITE 500 00:13:13410 0 EOF
> 20: POSIX  ADVISORY  WRITE 1735 fd:02:786796 1073741825 1073741825
> 21: POSIX  ADVISORY  READ  1735 fd:02:786796 1073741826 1073742335
> 22: POSIX  ADVISORY  WRITE 1735 fd:02:786683 1073741824 1073742335
> 23: POSIX  ADVISORY  WRITE 1735 fd:02:786677 1073741824 1073742335
> 24: POSIX  ADVISORY  WRITE 1735 fd:02:917857 0 EOF
> 25: POSIX  ADVISORY  WRITE 1735 fd:02:786673 1073741824 1073742335
> 26: POSIX  ADVISORY  WRITE 1422 fd:02:920323 0 EOF
> 27: OFDLCK ADVISORY  WRITE 1487 fd:02:920344 0 0
> 28: POSIX  ADVISORY  WRITE 1422 fd:02:920291 0 EOF
> 29: POSIX  ADVISORY  WRITE 1422 fd:02:920231 0 EOF
> 30: POSIX  ADVISORY  WRITE 1422 fd:02:920295 0 EOF
> 31: POSIX  ADVISORY  WRITE 1422 fd:02:920303 0 EOF
> 32: POSIX  ADVISORY  WRITE 1383 fd:02:788493 120 120
> 33: POSIX  ADVISORY  READ  1383 fd:02:788493 123 123
> 34: POSIX  ADVISORY  WRITE 1735 fd:02:786500 1073741824 1073742335
> 35: POSIX  ADVISORY  WRITE 1735 fd:02:788203 0 EOF
> 36: POSIX  ADVISORY  WRITE 1735 fd:02:786704 1073741824 1073742335
> 37: POSIX  ADVISORY  WRITE 1735 fd:02:919804 1073741824 1073742335
> 38: OFDLCK ADVISORY  WRITE 1487 fd:02:1048637 0 0
> 39: OFDLCK ADVISORY  WRITE 1487 fd:02:1048624 0 0
> 40: POSIX  ADVISORY  WRITE 1422 fd:02:920299 0 EOF
> 41: POSIX  ADVISORY  WRITE 1422 fd:02:920217 0 EOF
> 42: POSIX  ADVISORY  WRITE 1422 fd:02:920215 0 EOF
> 43: POSIX  ADVISORY  WRITE 1422 fd:02:920317 0 EOF
> 44: POSIX  ADVISORY  WRITE 1422 fd:02:920305 0 EOF
> 45: POSIX  ADVISORY  WRITE 1422 fd:02:920133 0 EOF
> 46: POSIX  ADVISORY  WRITE 1422 fd:02:920132 0 EOF
> 47: POSIX  ADVISORY  WRITE 1422 fd:02:920131 0 EOF
> 48: POSIX  ADVISORY  WRITE 1422 fd:02:920127 0 EOF
> 49: FLOCK  ADVISORY  WRITE 823 00:13:18271 0 EOF

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