Description of problem:
Ceph MGR regression in DaemonPerfCounters::update

It was claimed to be fixed in upstream trackers:
https://tracker.ceph.com/issues/21197
This says 12.2.2 - https://tracker.ceph.com/issues/21656

but it is not fixed.


ceph version 12.2.5-42.el7cp (82d52d7efa6edec70f6a0fc306f40b89265535fb) luminous (stable)
 1: (()+0x3f19e1) [0x7f6ca65029e1]
 2: (()+0xf370) [0x7f6ca3e2e370]
 3: (gsignal()+0x37) [0x7f6ca2e4a1d7]
 4: (abort()+0x148) [0x7f6ca2e4b8c8]
 5: (__gnu_cxx::__verbose_terminate_handler()+0x165) [0x7f6ca374eab5]
 6: (()+0x5ea26) [0x7f6ca374ca26]
 7: (()+0x5ea53) [0x7f6ca374ca53]
 8: (()+0x5ec73) [0x7f6ca374cc73]
 9: (std::__throw_out_of_range(char const*)+0x77) [0x7f6ca37a1a87]
 10: (DaemonPerfCounters::update(MMgrReport*)+0xbbc) [0x7f6ca63b23ec]
 11: (DaemonServer::handle_report(MMgrReport*)+0x243) [0x7f6ca63ba3e3]
 12: (DaemonServer::ms_dispatch(Message*)+0x47) [0x7f6ca63c63f7]
 13: (DispatchQueue::entry()+0x792) [0x7f6ca67fca72]
 14: (DispatchQueue::DispatchThread::entry()+0xd) [0x7f6ca65eb04d]
 15: (()+0x7dc5) [0x7f6ca3e26dc5]
 16: (clone()+0x6d) [0x7f6ca2f0c76d]
 NOTE: a copy of the executable, or `objdump -rdS <executable>` is needed to interpret this.





Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1.
2.
3.

Actual results:


Expected results:


Additional info: