When running a cephfs scrub the MDS will crash with the following backtrace
-1> 2024-05-25T09:00:23.028+1000 7ef2958006c0 -1
/usr/src/debug/ceph/ceph-18.2.2/src/mds/MDSRank.cc: In function 'void
MDSRank::abort(std::string_view)' thread 7ef2958006c0 time
2024-05-25T09:00:23.031373+1000
/usr/src/debug/ceph/ceph-18.2.2/src/mds/MDSRank.cc: 938:
ceph_abort_msg("abort() called")
ceph version 18.2.2 (531c0d11a1c5d39fbfe6aa8a521f023abf3bf3e2) reef (stable)
1: (ceph::__ceph_abort(char const*, int, char const*,
std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> > const&)+0xd8) [0x7ef2a3a1ea65]
2: (MDSRank::abort(std::basic_string_view<char,
std::char_traits<char> >)+0x89) [0x5b97f9c811b9]
3: (CDentry::check_corruption(bool)+0x4e3) [0x5b97f9ef2583]
4: (EMetaBlob::add_primary_dentry(EMetaBlob::dirlump&, CDentry*,
CInode*, unsigned char)+0x59) [0x5b97f9d554a9]
5: (Locker::scatter_writebehind(ScatterLock*)+0x2e9) [0x5b97f9e775c9]
6: (Locker::simple_sync(SimpleLock*, bool*)+0x16a) [0x5b97f9e7db4a]
7: (Locker::file_eval(ScatterLock*, bool*)+0x139) [0x5b97f9e84299]
8: (Locker::_drop_locks(MutationImpl*, std::set<CInode*,
std::less<CInode*>, std::allocator<CInode*> >*, bool)+0x1b1)
[0x5b97f9e96221]
9: (Locker::drop_locks(MutationImpl*, std::set<CInode*,
std::less<CInode*>, std::allocator<CInode*> >*)+0x7f) [0x5b97f9e9726f]
10: (MDCache::repair_inode_stats_work(boost::intrusive_ptr<MDRequestImpl>&)+0x8f7)
[0x5b97f9dd2dd7]
11: (MDCache::repair_inode_stats(CInode*)+0x90) [0x5b97f9df61e0]
12: /usr/bin/ceph-mds(+0x460cb8) [0x5b97f9f58cb8]
13: (Continuation::_continue_function(int, int)+0x1c3) [0x5b97f9f6a903]
14: /usr/bin/ceph-mds(+0x46efa1) [0x5b97f9f66fa1]
15: (Continuation::_continue_function(int, int)+0x1c3)
[0x5b97f9f6a903]
16: (Continuation::Callback::finish(int)+0x14) [0x5b97f9f6aa14]
17: (Context::complete(int)+0xd) [0x5b97f9c75bfd]
18: (MDSContext::complete(int)+0x5f) [0x5b97f9fd2b0f]
19: (MDSIOContextBase::complete(int)+0x38c) [0x5b97f9fd2ffc]
20: (Finisher::finisher_thread_entry()+0x175) [0x7ef2a3adac95]
21: /usr/lib/libc.so.6(+0x8b55a) [0x7ef2a32a955a]
22: /usr/lib/libc.so.6(+0x108a3c) [0x7ef2a3326a3c]
This is after running through the "Advanced recovery procedure"
I assume I need a flag or something on the MDS to allow it to keep
running during said scan?
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