path: root/mysql-test/valgrind.supp

# Copyright (c) 2005, 2015, Oracle and/or its affiliates.
# Copyright (c) 2008, 2016, MariaDB
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; version 2
# of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

#
# Suppress some common (not fatal) errors in system libraries found by valgrind
#

{
   pthead_exit memory loss 1
   Memcheck:Leak
   fun:malloc
   fun:_dl_new_object
   fun:_dl_map_object_from_fd
}

{
   pthread_exit memory loss 2
   Memcheck:Leak
   fun:malloc
   fun:_dl_map_object
   fun:dl_open_worker
}

{
   pthread_exit memory loss 3
   Memcheck:Leak
   fun:malloc
   fun:_dl_map_object_deps
   fun:dl_open_worker
}

{
   pthread_exit memory loss 4
   Memcheck:Leak
   fun:calloc
   fun:_dl_check_map_versions
   fun:dl_open_worker
}

{
   pthread_exit memory loss 5
   Memcheck:Leak
   fun:calloc
   fun:_dl_new_object
   fun:_dl_map_object_from_fd
}

{
   pthread pthread_key_create
   Memcheck:Leak
   fun:malloc
   fun:*
   fun:*
   fun:pthread_key_create
   fun:my_thread_global_init
}

{
   pthread strstr uninit
   Memcheck:Cond
   fun:strstr
   obj:/lib/tls/libpthread.so.*
   obj:/lib/tls/libpthread.so.*
   fun:call_init
   fun:_dl_init
   obj:/lib/ld-*.so
}

{
   pthread strstr uninit
   Memcheck:Cond
   fun:strstr
   obj:/lib/tls/libpthread.so.*
   obj:/lib/tls/libpthread.so.*
   fun:call_init
   fun:_dl_init
   obj:/lib/ld-*.so
}

{  
   somewhere in ld.so, when loading mysqld
   Memcheck:Cond
   ...
   fun:dl_main
   fun:_dl_sysdep_start
   fun:_dl_start
}

#
# Warnings in libz becasue it works with aligned memory(?)
#

{
   libz tr_flush_block
   Memcheck:Cond
   fun:_tr_flush_block
   fun:deflate_slow
   fun:deflate
   fun:do_flush
   fun:gzclose
}

{
   libz tr_flush_block2
   Memcheck:Cond
   fun:_tr_flush_block
   fun:deflate_slow
   fun:deflate
   fun:compress2
}

{
   libz longest_match
   Memcheck:Cond
   fun:longest_match
   fun:deflate_slow
   fun:deflate
   fun:do_flush
}

{
   libz longest_match called from btr_store_big_rec_extern_fields
   Memcheck:Cond
   fun:longest_match
   fun:deflate_slow
   fun:deflate
   fun:btr_store_big_rec_extern_fields
}

{
   libz longest_match called from page_zip_compress
   Memcheck:Cond
   fun:longest_match
   fun:deflate_slow
   fun:deflate
   fun:page_zip_compress
}

{
   libz longest_match2
   Memcheck:Cond
   fun:longest_match
   fun:deflate_slow
   fun:deflate
   fun:compress2
}

{
   libz longest_match 3
   Memcheck:Cond
   fun:longest_match
   fun:deflate_slow
   fun:deflate
   fun:gzclose
}

{
   libz longest_match 4 
   Memcheck:Cond
   fun:longest_match
   fun:deflate_slow
   fun:deflate
   fun:gzflush
}

{
   libz longest_match3
   Memcheck:Cond
   fun:longest_match
   fun:deflate_slow
   fun:deflate
   fun:azflush
}

{
   libz longest_match3
   Memcheck:Cond
   fun:longest_match
   fun:deflate_slow
   fun:deflate
   fun:azclose
}

{
   libz deflate
   Memcheck:Cond
   obj:*/libz.so.*
   obj:*/libz.so.*
   fun:deflate
   fun:compress2
}

{
   libz deflate2
   Memcheck:Cond
   obj:*/libz.so.*
   obj:*/libz.so.*
   fun:deflate
   obj:*/libz.so.*
   fun:gzflush
}

{
   libz deflate3
   Memcheck:Cond
   obj:*/libz.so.*
   obj:*/libz.so.*
   fun:deflate
   fun:do_flush
}

{
   libz inflatereset2
   Memcheck:Cond
   fun:inflateReset2
   fun:inflateInit2_
   fun:uncompress
}


#
# Warning from my_thread_init becasue mysqld dies before kill thread exists
#

{
   my_thread_init kill thread memory loss second
   Memcheck:Leak
   fun:calloc
   fun:my_thread_init
   fun:kill_server_thread
}


# Red Hat AS 4 32 bit
{
   dl_relocate_object
   Memcheck:Cond
   fun:_dl_relocate_object
}

#
# Leaks reported in _dl_* internal functions on Linux amd64 / glibc2.3.2.
#

{
   _dl_start invalid write8
   Memcheck:Addr8
   fun:_dl_start
}

{
   _dl_start invalid write4
   Memcheck:Addr4
   fun:_dl_start
}

{
   _dl_start/_dl_setup_hash invalid read8
   Memcheck:Addr8
   fun:_dl_setup_hash
   fun:_dl_start
}

{
   _dl_sysdep_start invalid write8
   Memcheck:Addr8
   fun:_dl_sysdep_start
}

{
   _dl_init invalid write8
   Memcheck:Addr8
   fun:_dl_init
}

{
   _dl_init invalid write4
   Memcheck:Addr4
   fun:_dl_init
}

{
   _dl_init/_dl_init invalid read8
   Memcheck:Addr8
   fun:_dl_debug_initialize
   fun:_dl_init
}

{
   _dl_init/_dl_debug_state invalid read8
   Memcheck:Addr8
   fun:_dl_debug_state
   fun:_dl_init
}

{
   init invalid write8
   Memcheck:Addr8
   fun:init
}

{
   fixup invalid write8
   Memcheck:Addr8
   fun:fixup
}

{
   fixup/_dl_lookup_versioned_symbol invalid read8
   Memcheck:Addr8
   fun:_dl_lookup_versioned_symbol
   fun:fixup
}

{
   _dl_runtime_resolve invalid read8
   Memcheck:Addr8
   fun:_dl_runtime_resolve
}

{
   __libc_start_main invalid write8
   Memcheck:Addr8
   fun:__libc_start_main
}

{
   __libc_start_main/__sigjmp_save invalid write4
   Memcheck:Addr4
   fun:__sigjmp_save
   fun:__libc_start_main
}

#
# dl_init reports leaked memory in memalign on OpenSuse 12.3

{
   memory "loss" from _dl_init
   Memcheck:Leak
   fun:memalign
   ...
   fun:call_init*
   fun:_dl_init
}

# This one is on OpenSuse 10.3 with gcc 5.4
{
   memory "loss" from _dl_init 2
   Memcheck:Leak
   fun:malloc
   fun:pool
   ...
   fun:call_init*
   fun:_dl_init
}



#
#  dlclose can allocate memory for error message, the memory will be
#  freed by dlerror or other dl* function.
#
{
   memory "loss" from dlclose error messages
   Memcheck:Leak
   fun:*alloc
   ...
   fun:dlclose
}


#
#  dlsym can allocate memory for error message, the memory will be
#  freed by dlerror or other dl* function.
#
{
   memory "loss" from dlclose error messages
   Memcheck:Leak
   fun:*alloc
   ...
   fun:dlsym
}


{
   dlopen / ptread_cancel_init memory loss on Suse Linux 10.3 32/64 bit ver 1
   Memcheck:Leak
   fun:*alloc
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/libc-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/libc-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
}

{
   dlopen / ptread_cancel_init memory loss on Suse Linux 10.3 32/64 bit ver 2
   Memcheck:Leak
   fun:*alloc
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/libc-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/libc-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
}

{
   dlopen / ptread_cancel_init memory loss on Suse Linux 10.3 32/64 bit
   Memcheck:Leak
   fun:*alloc
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/libc-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/libc-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
}


#
# Reading wrong addresses on SuSe Linux 10.3 32 bit
#

{
   Reading wrong data in libc_dlopen
   Memcheck:Addr4
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/libc-*.so
   obj:/lib*/ld-*.so
   obj:/lib*/libc-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
}

#
# These seem to be libc threading stuff, not related to MySQL code (allocations
# during pthread_exit()). Googling shows other projects also using these
# suppressions.
#
# Note that these all stem from pthread_exit() deeper in the call stack, but
# Valgrind only allows the top four calls in the suppressions.
#

{
   libc pthread_exit 1
   Memcheck:Leak
   fun:malloc
   fun:_dl_new_object
   fun:_dl_map_object_from_fd
   fun:_dl_map_object
}

{
   libc pthread_exit 2
   Memcheck:Leak
   fun:malloc
   fun:_dl_map_object
   fun:dl_open_worker
   fun:_dl_catch_error
}

{
   libc pthread_exit 3
   Memcheck:Leak
   fun:malloc
   fun:_dl_map_object_deps
   fun:dl_open_worker
   fun:_dl_catch_error
}

{
   libc pthread_exit 4
   Memcheck:Leak
   fun:calloc
   fun:_dl_check_map_versions
   fun:dl_open_worker
   fun:_dl_catch_error
}

{
   libc pthread_exit 5
   Memcheck:Leak
   fun:calloc
   fun:_dl_new_object
   fun:_dl_map_object_from_fd
   fun:_dl_map_object
}

{
   libc pthread_exit 6
   Memcheck:Leak
   fun:malloc
   fun:_dl_map_object
   fun:openaux
   fun:_dl_catch_error 
}

{
   libc pthread_exit 7
   Memcheck:Leak
   fun:malloc
   fun:dl_open_worker
   fun:_dl_catch_error
   fun:_dl_open
}

{
   libc pthread_exit 8
   Memcheck:Leak
   fun:malloc
   fun:local_strdup
   fun:_dl_map_object
   fun:dl_open_worker
}

{
   libc pthread_exit 9
   Memcheck:Leak
   fun:malloc
   fun:local_strdup
   fun:_dl_map_object
   fun:openaux
   fun:_dl_catch_error 
}

{
   libc do_lookup_x
   Memcheck:Leak
   fun:calloc
   fun:do_lookup_x
   fun:_dl_lookup_symbol_x
   ...
   fun:_dl_catch_error 
}

#
# This is seen internally in the system libraries on 64-bit RHAS3.
#

{
   __lll_mutex_unlock_wake uninitialized
   Memcheck:Param
   futex(utime)
   fun:__lll_mutex_unlock_wake
}

#
# BUG#19940: NDB sends uninitialized parts of field buffers across the wire.
# This is "works as designed"; the uninitialized part is not used at the
# other end (but Valgrind cannot see this).
#
{
   bug19940
   Memcheck:Param
   socketcall.sendto(msg)
   fun:send
   fun:_ZN15TCP_Transporter6doSendEv
   fun:_ZN19TransporterRegistry11performSendEv
   fun:_ZN19TransporterRegistry14forceSendCheckEi
}

#
# Warning when printing stack trace (to suppress some not needed warnings)
#

{
   vprintf on stacktrace
   Memcheck:Cond
   fun:vfprintf
   fun:uffered_vfprintf
   fun:vfprintf
   fun:fprintf
   fun:print_stacktrace
}

#
# Safe warnings, that may happen because of thread scheduling
#

{
   dbug initialization by kill_server
   Memcheck:Leak
   fun:malloc
   fun:DbugMalloc
   fun:code_state
   fun:_db_enter_
   fun:kill_server
}

{
   Aria checkpoint background thread not dying fast enough
   Memcheck:Leak
   fun:calloc
   fun:my_thread_init
   fun:ma_checkpoint_background
}

#
# Warning caused by small memory leak in threaded dlopen
#

{
   dlopen threaded memory leak
   Memcheck:Leak
   fun:calloc
   obj:*/libdl-*.so
   fun:dlopen*
}

#
# In glibc (checked version 2.7), inet_ntoa allocates an 18-byte
# per-thread static buffer for the return value. That memory is freed
# at thread exit, however if called from the main thread, Valgrind
# does not see the free (test main.no-threads).
#
# Since inet_ntoa() does not allocate memory dynamically per-call, this
# suppression is safe.
#

{
   inet_ntoa thread local storage
   Memcheck:Leak
   fun:malloc
   fun:inet_ntoa
}


#
# Some problem inside glibc on Ubuntu 9.04, x86 (but not amd64):
# 
# ==5985== 19 bytes in 1 blocks are still reachable in loss record 1 of 6
# ==5985==    at 0x7AF3FDE: malloc (vg_replace_malloc.c:207) 
#               ... 11,12, or 13 functions w/o symbols ...
# ==5985==    by 0x8717185: nptl_pthread_exit_hack_handler (my_thr_init.c:55)
#
# Since valgrind 3.3.0 doesn't support '...' multi-function pattern, using
# multiple suppressions:
#
{
   Mem loss inside nptl_pthread_exit_hack_handler
   Memcheck:Leak
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:nptl_pthread_exit_hack_handler 
}

{
   Mem loss inside nptl_pthread_exit_hack_handler
   Memcheck:Leak
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:nptl_pthread_exit_hack_handler 
}

{
   Mem loss inside nptl_pthread_exit_hack_handler
   Memcheck:Leak
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:*
   fun:nptl_pthread_exit_hack_handler 
}

#
# BUG#45630
# Suppress valgrind failures within nptl_pthread_exit_hack_handler on Ubuntu 9.04, x86 (but not amd64)
#

{
   Mem loss within nptl_pthread_exit_hack_handler 1
   Memcheck:Leak
   fun:malloc
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   obj:*/ld-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
   fun:__pthread_unwind
   fun:pthread_exit
   fun:nptl_pthread_exit_hack_handler
   fun:start_thread
   fun:clone
}

{
   Mem loss within nptl_pthread_exit_hack_handler 2
   Memcheck:Leak
   fun:malloc
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   obj:*/ld-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
   fun:__pthread_unwind
   fun:pthread_exit
   fun:nptl_pthread_exit_hack_handler
   fun:start_thread
   fun:clone
}

{
   Mem loss within nptl_pthread_exit_hack_handler 3
   Memcheck:Leak
   fun:calloc
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   obj:*/ld-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
   fun:__pthread_unwind
   fun:pthread_exit
   fun:nptl_pthread_exit_hack_handler
   fun:start_thread
   fun:clone
}

{
   Mem loss within nptl_pthread_exit_hack_handler 4
   Memcheck:Leak
   fun:malloc
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   obj:*/ld-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
   fun:__pthread_unwind
   fun:pthread_exit
   fun:nptl_pthread_exit_hack_handler
   fun:start_thread
}

{
   Mem loss within nptl_pthread_exit_hack_handler 5
   Memcheck:Leak
   fun:calloc
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   obj:*/ld-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
   fun:__pthread_unwind
   fun:pthread_exit
   fun:nptl_pthread_exit_hack_handler
   fun:start_thread
}

#
# Problem with glibc and gethostbyaddr_r
#

{
   libc_res_nsend: Conditional jump or move depends on uninitialised value
   Memcheck:Cond
   fun: __libc_res_nsend
   fun: __libc_res_nquery
   obj: /lib64/libnss_dns-*so)
   obj: /lib64/libnss_dns-*so)
   fun: gethostbyaddr_r
}

# suppressions for glibc 2.6.1 64 bit

{
   Mem loss within nptl_pthread_exit_hack_handler 6
   Memcheck:Leak
   fun:malloc
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
   fun:__pthread_unwind
   fun:pthread_exit
   fun:nptl_pthread_exit_hack_handler
}

{
   Mem loss within nptl_pthread_exit_hack_handler 7
   Memcheck:Leak
   fun:malloc
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
   fun:__pthread_unwind
   fun:pthread_exit
   fun:nptl_pthread_exit_hack_handler
   fun:start_thread
   fun:clone
}

{
   Mem loss within nptl_pthread_exit_hack_handler 8
   Memcheck:Leak
   fun:calloc
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
   fun:__pthread_unwind
   fun:pthread_exit
   fun:nptl_pthread_exit_hack_handler
   fun:start_thread
   fun:clone
}

{
   Mem loss within nptl_pthread_exit_hack_handler 8
   Memcheck:Leak
   fun:calloc
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
   fun:__pthread_unwind
   fun:pthread_exit
   fun:nptl_pthread_exit_hack_handler
}

{
   Invalid read within nptl_pthread_exit_hack_handler
   Memcheck:Addr8
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   obj:*/ld-*.so
   obj:*/libc-*.so
   fun:__libc_dlopen_mode
   fun:pthread_cancel_init
   fun:_Unwind_ForcedUnwind
   fun:__pthread_unwind
   fun:pthread_exit
   fun:nptl_pthread_exit_hack_handler
}

{
   memory "leak" in backtrace() of glibc 2.9 (not present in 2.13)
   Memcheck:Leak
   fun:malloc
   ...
   fun:pthread_once
   fun:backtrace
}

{
   memory leak in mysqld_exit
   Memcheck:Leak
   fun:malloc
   fun:_dl_close_worker
   fun:_dl_close
}

#
# Bug in Glibc 2.9: http://sourceware.org/bugzilla/show_bug.cgi?id=10391
# Fixed in latest Glibc, but suppressed here for running tests on hosts
# with older Glibc version.
#
{
   Glibc bug in __libc_res_nsend
   Memcheck:Cond
   fun:__libc_res_nsend
   fun:__libc_res_nquery
}

{
   buf_buddy_relocate peeking (space,page) in potentially free blocks
   Memcheck:Addr1
   fun:buf_buddy_relocate
}

{
   Bug 59874 Valgrind warning in InnoDB compression code
   Memcheck:Cond
   fun:*
   fun:*
   fun:deflate
   fun:btr_store_big_rec_extern_fields_func
   fun:row_ins_index_entry_low
   fun:row_ins_index_entry
   fun:row_ins_index_entry_step
   fun:row_ins
   fun:row_ins_step
   fun:row_insert_for_mysql
}

{
   In page0zip.c we have already checked that the memory is initialized before calling deflate()
   Memcheck:Cond
   fun:*
   fun:*
   fun:deflate
   fun:page_zip_compress
}

{
   In page0zip.c we have already checked that the memory is initialized before calling deflate()
   Memcheck:Cond
   fun:*
   fun:*
   fun:deflate
   fun:page_zip_compress_deflate
}

{
   Bug 59875 Valgrind warning in buf0buddy.c
   Memcheck:Addr1
   fun:mach_read_from_4
   fun:buf_buddy_relocate
   fun:buf_buddy_free_low
   fun:buf_buddy_free
}

# Note the wildcard in the (mangled) function signatures of
# write_keys() and find_all_keys().
# They both return ha_rows, which is platform dependent.
#
# The '...' wildcards are for 'fun:inline_mysql_file_write' and
# 'fun:find_all_keys' which *may* be inlined.
{
   Bug#12856915 VALGRIND FAILURE IN FILESORT/CREATE_SORT_INDEX / one
   Memcheck:Param
   write(buf)
   obj:*/libpthread*.so
   fun:my_write
   ...
   fun:my_b_flush_io_cache
   fun:_my_b_write
   fun:_Z*10write_keysP13st_sort_paramPPhjP11st_io_cacheS4_
   ...
   fun:_Z8filesortP3THDP5TABLEP13st_sort_fieldjP10SQL_SELECTybPy
}

{
   Bug#12856915 VALGRIND FAILURE IN FILESORT/CREATE_SORT_INDEX / two
   Memcheck:Param
   write(buf)
   obj:*/libpthread*.so
   fun:my_write
   ...
   fun:my_b_flush_io_cache
   fun:_Z15merge_many_buffP13st_sort_paramPhP10st_buffpekPjP11st_io_cache
   fun:_Z8filesortP3THDP5TABLEP13st_sort_fieldjP10SQL_SELECTybPy
}

{
   Bug#12856915 VALGRIND FAILURE IN FILESORT/CREATE_SORT_INDEX / three
   Memcheck:Param
   write(buf)
   obj:*/libpthread*.so
   fun:my_write
   ...
   fun:my_b_flush_io_cache
   fun:_Z8filesortP3THDP5TABLEP13st_sort_fieldjP10SQL_SELECTybPy
}

{
   OpenSSL still reachable.
   Memcheck:Leak
   fun:*alloc
   fun:CRYPTO_malloc
   fun:sk_new
   obj:*libssl*
   fun:SSL_COMP_get_compression_methods
   fun:SSL_library_init
}

{
   OpenSSL still reachable.
   Memcheck:Leak
   fun:*alloc
   fun:CRYPTO_malloc
   fun:sk_new
   fun:SSL_COMP_get_compression_methods
   fun:SSL_library_init
}

{
   OpenSSL still reachable.
   Memcheck:Leak
   fun:*alloc
   fun:CRYPTO_malloc
   obj:*libssl*
   fun:SSL_COMP_get_compression_methods
   fun:SSL_library_init
}

{
   libcrypto 2.2.1 leak
   Memcheck:Leak
   fun:malloc
   ...
   fun:ERR_get_state
}

{
  Problem with udf and libresolve
  Memcheck:Cond
   obj:*/libresolv*.so
   fun:__libc_res_nquery
   fun:_nss_dns_gethostbyaddr2_r
   fun:_nss_dns_gethostbyaddr_r
   fun:gethostbyaddr_r
}

#
# Detached threads may not complete deiniitialization by the time shutdown
# thread calls exit. This is unfortunate property of detached threads, which
# we currently can only ignore. Unfortunately there is no way to distinguish
# between false positives generated by detached threads and real memory leaks
# generated by not joined joinable threads. So we hide both cases.
#
# To avoid enumeration of the whole variety of possible traces we ignore all
# "possibly lost" blocks allocated by pthread_create (and it's callees).
#
{
   Detached threads memory loss
   Memcheck:Leak
   match-leak-kinds:possible
   ...
   fun:pthread_create*
}
<<<<<<< HEAD

{
   Memory Leak in loader and valgrind malloc
   Memcheck:Leak
   match-leak-kinds:reachable
   obj:*/vgpreload_memcheck*.so
   ...
   obj:*/ld-*.so
   ...
}

{
  ConnectSE: unixODBC SQLAllocEnv leaves some "still reachable" pointers
  Memcheck:Leak
   fun:malloc
   fun:strdup
   ...
   obj:*/libodbc.so*
   fun:_ZN7ODBConn10GetDriversEP7_qryres
}

{
  ConnectSE: unixODBC SQLAllocEnv leaves some "still reachable" pointers
  Memcheck:Leak
   fun:calloc
   ...
   obj:*/libodbc.so*
   fun:_ZN7ODBConn10GetDriversEP7_qryres
}

{
  ConnectSE: unixODBC SQLAllocEnv leavs some "still reachable" pointers
  Memcheck:Leak
  fun:malloc
  fun:strdup
  ...
  obj:*/libodbc.so*
  fun:_ZN7ODBConn14GetDataSourcesEP7_qryres
}


{
  ConnectSE: unixODBC SQLAllocEnv leavs some "still reachable" pointers
  Memcheck:Leak
  fun:calloc
  ...
  obj:*/libodbc.so*
  fun:_ZN7ODBConn14GetDataSourcesEP7_qryres
}


{
  ConnectSE: unixODBC SQLDriverConnect leaves some "still reachable" pointers
  Memcheck:Leak
   fun:malloc
   fun:strdup
   ...
   obj:*/libodbc.so*
   fun:SQLDriverConnect
   fun:_ZN7ODBConn7ConnectEj
   fun:_ZN7ODBConn4OpenEPcj
   fun:_Z11ODBCColumnsP7_globalPcS1_S1_b
   fun:_ZL26connect_assisted_discoveryP10handlertonP3THDP11TABLE_SHAREP14HA_CREATE_INFO
}

{
  ConnectSE: unixODBC SQLDriverConnect leaves some "still reachable" pointers
  Memcheck:Leak
   fun:calloc
   ...
   obj:*/libodbc.so*
   fun:SQLDriverConnect
   fun:_ZN7ODBConn7ConnectEj
   fun:_ZN7ODBConn4OpenEPcj
   fun:_Z11ODBCColumnsP7_globalPcS1_S1_b
   fun:_ZL26connect_assisted_discoveryP10handlertonP3THDP11TABLE_SHAREP14HA_CREATE_INFO
}

{
  ConnectSE: unixODBC SQLDriverConnect leaves some "still reachable" pointers
  Memcheck:Leak
   fun:malloc
   ...
   obj:*/libodbc.so*
   fun:SQLDriverConnect
   fun:_ZN7ODBConn7ConnectEj
   fun:_ZN7ODBConn4OpenEPcj
   fun:_Z11ODBCColumnsP7_globalPcS1_S1_b
   fun:_ZL26connect_assisted_discoveryP10handlertonP3THDP11TABLE_SHAREP14HA_CREATE_INFO
}

{
  ConnectSE: unixODBC dlopen leaves some "still reachable"
  Memcheck:Leak
  fun:malloc
  fun:expand_dynamic_string_token
  ...
  obj:*/libltdl.so*
  ...
  obj:*/libodbc.so*
}

{
  XtraDB uses gcc __thread variables
  Memcheck:Leak
  fun:memalign
  fun:*
  fun:__tls_get_addr
}

{
  Mroonga: dlopen leaves some "still reachable"
  Memcheck:Leak
  fun:malloc
  ...
  fun:dl_open_worker
  fun:_dl_catch_error
  fun:_dl_open
  fun:dlopen_doit
  fun:_dl_catch_error
  fun:_dlerror_run
  fun:dlopen@@GLIBC_2.2.5
}

# 
# MDEV-11061: OpenSSL 0.9.8 problems
#

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Cond
   obj:*/libz.so*
   ...
   obj:*/libcrypto.so.0.9.8
   ...
   obj:*/libssl.so.0.9.8
   ...
}

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Value8
   obj:*/libz.so*
   ...
   obj:*/libcrypto.so.0.9.8
   ...
   obj:*/libssl.so.0.9.8
   ...
}

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Cond
   obj:*/libcrypto.so.0.9.8
   ...
   obj:*/libssl.so.0.9.8
   ...
}

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Value8
   obj:*/libcrypto.so.0.9.8
   ...
   obj:*/libssl.so.0.9.8
   ...
}

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Cond
   obj:*/libssl.so.0.9.8
   obj:*/libssl.so.0.9.8
   ...
}

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Value8
   obj:*/libssl.so.0.9.8
   obj:*/libssl.so.0.9.8
   ...
}

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Cond
   fun:memcpy
   obj:*/libcrypto.so.0.9.8
   obj:*/libssl.so.0.9.8
   ...
}

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Value8
   fun:memcpy
   obj:*/libcrypto.so.0.9.8
   obj:*/libssl.so.0.9.8
   ...
}

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Cond
   fun:is_overlap
   fun:memcpy
   obj:*/libcrypto.so.0.9.8
   obj:*/libssl.so.0.9.8
   ...
}

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Cond
   fun:memset
   obj:*/libcrypto.so.0.9.8
   ...
   obj:*/libssl.so.0.9.8
   ...
}

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Value8
   fun:memset
   obj:*/libcrypto.so.0.9.8
   ...
   obj:*/libssl.so.0.9.8
   ...
}

{
   MDEV-11061: OpenSSL 0.9.8
   Memcheck:Param
   write(buf)
   obj:*/libpthread-2.9.so*
   obj:*/libcrypto.so.0.9.8
   ...
   obj:*/libssl.so.0.9.8
   ...
}