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Tasks #928

closed

Ceph - Bug #910: Multi-MDS Ceph does not pass fsstress

Assert failure on replica: has auth pins in _logged_slave_rename

Added by Greg Farnum about 13 years ago. Updated over 7 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
Greg Farnum
Category:
-
Target version:
-
% Done:

0%

Tags:
Reviewed:
Affected Versions:
Component(FS):
Labels (FS):
Pull request ID:

Description

mds/Server.cc: In function 'void Server::_logged_slave_rename(MDRequest*, CDentry*, CDentry*, CDentry*)', in thread '0x7f349292d710'
mds/Server.cc: 5363: FAILED assert(!srcdnl->get_inode()->is_auth_pinned())
 ceph version 0.25-389-g09e340c (commit:09e340c04b9fc7e528ab1e788df98711ce3b247c)
 1: (Server::_logged_slave_rename(MDRequest*, CDentry*, CDentry*, CDentry*)+0x83b) [0x4f9feb]
 2: (finish_contexts(std::list<Context*, std::allocator<Context*> >&, int)+0x7e) [0x68bc2e]
 3: (Journaler::_finish_flush(int, unsigned long, utime_t, bool)+0x33b) [0x6b317b]
 4: (Objecter::handle_osd_op_reply(MOSDOpReply*)+0x96b) [0x69a02b]
 5: (MDS::_dispatch(Message*)+0x2674) [0x4b9c94]
 6: (MDS::ms_dispatch(Message*)+0x5b) [0x4ba3fb]
 7: (SimpleMessenger::dispatch_entry()+0x89a) [0x48955a]
 8: (SimpleMessenger::DispatchThread::entry()+0x1c) [0x48222c]
 9: (()+0x68ba) [0x7f3494f828ba]
 10: (clone()+0x6d) [0x7f3493c1702d]

Sage isn't sure that assert is legit any more. The original intention was probably that the replica generally shouldn't have auth pins (being obviously not auth), but there might be places where that invariant has relaxed...find out and deal with it!

Logs and core in kai:~gregf/logs/fsstress/auth_on_slave

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