Ceph » CephFS

The option '--localize-reads' seg faults when used as the last option in a command:

For example:

$ ./bin/ceph-fuse --localize-reads
2018-03-09 19:47:34.814 7f20e8a21cc0 -1 WARNING: all dangerous and experimental features are enabled.
2018-03-09 19:47:34.825 7f20e8a21cc0 -1 WARNING: all dangerous and experimental features are enabled.
setting CEPH_OSD_FLAG_LOCALIZE_READS
*** Caught signal (Segmentation fault) **
 in thread 7f20e8a21cc0 thread_name:ceph-fuse
Segmentation fault (core dumped)

$ sudo ./bin/ceph-fuse  -m localhost:40455 /mnt/stratcephfs/ --localize-reads
2018-03-09 19:46:59.364 7fd4c27accc0 -1 WARNING: all dangerous and experimental features are enabled.
2018-03-09 19:46:59.371 7fd4c27accc0 -1 WARNING: all dangerous and experimental features are enabled.
setting CEPH_OSD_FLAG_LOCALIZE_READS
*** Caught signal (Segmentation fault) **
 in thread 7fd4c27accc0 thread_name:ceph-fuse
 ceph version 13.0.1-2898-ga5123004ff (a5123004ff45a1f59dee9592f9003ed32a9b4b86) mimic (dev)
 1: (()+0xfc7a0) [0x556777bf57a0]
 2: (()+0x11fb0) [0x7fd4b7caefb0]
 3: (()+0x15d41f) [0x7fd4b6ad441f]
 4: (std::vector<char const*, std::allocator<char const*> >::_M_erase(__gnu_cxx::__normal_iterator<char const**, std::vector<char const*, std::allocator<char const*> > >)+0x1f) [0x7fd4b97dc1ef]
 5: (ceph_argparse_flag(std::vector<char const*, std::allocator<char const*> >&, __gnu_cxx::__normal_iterator<char const**, std::vector<char const*, std::allocator<char const*> > >&, ...)+0x130) [0x7fd4b97dac70]
 6: (main()+0x250) [0x556777b436e0]
 7: (__libc_start_main()+0xeb) [0x7fd4b699a1bb]
 8: (_start()+0x2a) [0x556777b4523a]
Segmentation fault

Otherwise, it is setting the value and ceph-fuse works fine.