Hi All,
Just tripped over this bug:
*** Caught signal (Segmentation fault) **
in thread 0xb6fff6d0
ceph version 0.28.2-310-gb6e5c08
(commit:b6e5c080a273dfbc679a2db2772f8b58f72bc517)
1: (ceph::BackTrace::BackTrace(int)+0x24) [0x83033c4]
2: /usr/bin/cmon() [0x83320f5]
3: [0xb786f400]
4: (Monitor::Monitor(std::string, MonitorStore*, Messenger*,
MonMap*)+0xc) [0x81ef61e]
5: (main()+0x57e) [0x81dec66]
6: (__libc_start_main()+0xe2) [0xb7016cc2]
7: /usr/bin/cmon() [0x81de4a1]
/usr/sbin/mkcephfs: line 257: 673 Segmentation fault (core
dumped) $BINDIR/cmon -c $conf --mkfs -i $id --monmap $dir/monmap
--osdmap $dir/osdmap -k $dir/keyring.mon
failed: 'ssh ceph4 /usr/sbin/mkcephfs -d /tmp/mkfs.ceph.707
--init-daemon mon.4'
(gdb) bt
#0 0xb786f424 in __kernel_vsyscall ()
#1 0xb7862e10 in raise (sig=11) at
../nptl/sysdeps/unix/sysv/linux/pt-raise.c:42
#2 0x08331fad in reraise_fatal (signum=11) at common/signal.cc:61
#3 0x08332173 in handle_fatal_signal (signum=11) at
common/signal.cc:108
#4 <signal handler called>
#5 0x081ef61e in Monitor::Monitor (this=0xbfed27f0, nm=...,
s=0xbfed2e70, m=0x0, map=0xbfed2d14) at mon/Monitor.cc:104
#6 0x081dec66 in main (argc=12, argv=0xbfed3064) at cmon.cc:112
(gdb) p this
$1 = (Monitor * const) 0xbfed27f0
(gdb) p nm
$2 = {static npos = <optimized out>, _M_dataplus =
{<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data
fields>}, <No data fields>},
_M_p = 0xbfed2ec0 "\354K\360\tLNA\b"}}
(gdb) p s
$3 = (MonitorStore *) 0xbfed2e70
(gdb) p map
$4 = (MonMap *) 0xbfed2d14
(gdb) p *map
$5 = {epoch = 1, fsid = {fsid =
"=\000\346\331\021t\221\351y\335[\252\343\227\330\304"}, mon_addr =
{_M_t = {
_M_impl =
{<std::allocator<std::_Rb_tree_node<std::pair<std::basic_string<char,
std::char_traits<char>, std::allocator<char> > const, entity_addr_t> >
>> =
{<__gnu_cxx::new_allocator<std::_Rb_tree_node<std::pair<std::basic_string<char,
std::char_traits<char>, std::allocator<char> > const, entity_addr_t> >
>> = {<No data fields>}, <No data fields>},
_M_key_compare = {<std::binary_function<std::basic_string<char,
std::char_traits<char>, std::allocator<char> >, std::basic_string<char,
std::char_traits<char>, std::allocator<char> >, bool>> = {<No data
fields>}, <No data fields>}, _M_header = {_M_color = std::_S_red,
_M_parent = 0x9f05088,
_M_left = 0x9f05088, _M_right = 0x9f05088}, _M_node_count =
1}}}, last_changed = {tv = {tv_sec = 1307667829, tv_nsec = 465852000}},
created = {
tv = {tv_sec = 1307667829, tv_nsec = 465852000}},
rank_name = {<std::_Vector_base<std::basic_string<char,
std::char_traits<char>, std::allocator<char> >,
std::allocator<std::basic_string<char, std::char_traits<char>,
std::allocator<char> > > >> = {
_M_impl = {<std::allocator<std::basic_string<char,
std::char_traits<char>, std::allocator<char> > >> =
{<__gnu_cxx::new_allocator<std::basic_string<char,
std::char_traits<char>, std::allocator<char> > >> = {<No data fields>},
<No data fields>}, _M_start = 0x9f05128, _M_finish = 0x9f0512c,
_M_end_of_storage = 0x9f0512c}}, <No data fields>}, rank_addr =
{<std::_Vector_base<entity_addr_t, std::allocator<entity_addr_t> >> = {
_M_impl = {<std::allocator<entity_addr_t>> =
{<__gnu_cxx::new_allocator<entity_addr_t>> = {<No data fields>}, <No
data fields>},
_M_start = 0x9f05138, _M_finish = 0x9f051c0, _M_end_of_storage
= 0x9f051c0}}, <No data fields>}}
Thanks,
Dyweni
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