##----------------------------------------------------------------------## # Errors to suppress by default with glibc 2.2.4 / 2.2.5 # Format of this file is: # { # name_of_suppression # skin_name:supp_kind # (optional extra info for some suppression types) # caller0 name, or /name/of/so/file.so # caller1 name, or ditto # (optionally: caller2 name) # (optionally: caller3 name) # } # # For Memcheck, the supp_kinds are: # # Param Value1 Value2 Value4 Value8 # Free Addr1 Addr2 Addr4 Addr8 # Cond (previously known as Value0) # # and the optional extra info is: # if Param: name of system call param # if Free: name of free-ing fn) #-------- For R H 7.3 on i686 { _dl_relocate_object*/*libc-2.2.?.so/_dl_catch_error*(Cond) Memcheck:Cond fun:_dl_relocate_object* obj:*libc-2.2.?.so fun:_dl_catch_error* } #-------- SuSE 8.1 stuff (gcc-3.2, glibc-2.2.5 + SuSE's hacks) { __stpcpy/* Memcheck:Cond fun:__stpcpy fun:* } { strlen/decompose_rpath/_dl_map_object Memcheck:Cond fun:strlen fun:decompose_rpath fun:_dl_map_object } { strlen/_dl_sym/dlsym_doit Memcheck:Cond fun:strlen fun:_dl_sym fun:dlsym_doit } { trecurse/__gconv_release_shlib(Addr4) Addrcheck,Memcheck:Addr4 fun:trecurse fun:__gconv_release_shlib } { do_release_shlib/trecurse(Addr4) Addrcheck,Memcheck:Addr4 fun:do_release_shlib fun:trecurse } #-------- R H Limbo (glibc-2.2.90) stuff { elf_dynamic_do_rela.8/_dl_relocate_object_internal Memcheck:Cond fun:elf_dynamic_do_rela.8 fun:_dl_relocate_object_internal } { __strnlen/_nl_make_l10nflist(Cond) Memcheck:Cond fun:__strnlen fun:_nl_make_l10nflist } { __strnlen/*vfprintf* Memcheck:Cond fun:__strnlen fun:*vfprintf* } { libXaw.so.7.0(Cond) Memcheck:Cond obj:*libXaw.so.7.0 } #-------- Suppress errors appearing as a result of calling #-------- __libc_freeres() { __twalk/*(Addr4) Addrcheck,Memcheck:Addr4 fun:__twalk } { do_release_shlib/__twalk(Addr4) Addrcheck,Memcheck:Addr4 fun:do_release_shlib fun:__twalk } { __libc_freeres/free_mem/free(Free) Addrcheck,Memcheck:Free fun:free fun:free_mem fun:__libc_freeres } #-------- Data races #{ # _dl_lookup_symbol/fixup/_dl_runtime_resolve # helgrind:Eraser # fun:_dl_lookup_symbol # fun:fixup # fun:_dl_runtime_resolve #} # #{ # _dl_lookup_versioned_symbol/fixup/_dl_runtime_resolve # helgrind:Eraser # fun:_dl_lookup_versioned_symbol # fun:fixup # fun:_dl_runtime_resolve #} #-------- Threading bugs? # glibc 'knows' that destroying a locked mutex will unlock it { pthread_error/__pthread_mutex_destroy/__closedir core:PThread fun:pthread_error fun:__pthread_mutex_destroy fun:__closedir } { pthread_error/__pthread_mutex_destroy/_IO_default_finish core:PThread fun:pthread_error fun:__pthread_mutex_destroy fun:_IO_default_finish* } { __pthread_mutex_unlock/_IO_funlockfile core:PThread fun:__pthread_mutex_unlock fun:_IO_funlockfile } # even more glibc suppressions ? { libc-2.2.4.so/libc-2.2.4.so/libc-2.2.4.so(Cond) Memcheck:Cond obj:*libc-2.2.?.so obj:*libc-2.2.?.so obj:*libc-2.2.?.so } { libc-2.2.4.so/libc-2.2.4.so/libc-2.2.4.so(Value4) Memcheck:Value4 obj:*libc-2.2.?.so obj:*libc-2.2.?.so obj:*libc-2.2.?.so } ##### glibc 2.2.5 stuff perhaps? ##### suppressions for coolo { strchr/dl_open_worker(Cond) Memcheck:Cond fun:strchr fun:dl_open_worker } { __rawmemchr(Cond) Memcheck:Cond fun:__rawmemchr } { _IO_vfprintf/__strnlen(Cond) Memcheck:Cond fun:__strnlen fun:_IO_vfprintf } { __strchrnul/gethostbyname*(Cond) Memcheck:Cond fun:__strchrnul fun:gethostbyname* } ##---- { strlen/*dl_map_object*(Cond) Memcheck:Cond fun:strlen fun:*dl_map_object* } { strlen/*dl_open_worker*(Cond) Memcheck:Cond fun:strlen fun:*dl_open_worker* } { *rawmemchr*/*nss*(Cond) Memcheck:Cond fun:*rawmemchr* fun:*nss* } { *strchrnul*/*nss*(Cond) Memcheck:Cond fun:*strchrnul* fun:*nss* } # gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98) # on Red Hat 7.2 (x86) miscompiles __mpn_construct_double in # __mpn_construct_double (../sysdeps/ieee754/dbl-64/mpn2dbl.c:45) # (glibc-2.2.4) to read and write below %esp. Hence the following # two: { __mpn_construct_double/*(Addr4) Addrcheck,Memcheck:Addr4 fun:__mpn_construct_double fun:* } { __mpn_construct_double/*(Addr8) Addrcheck,Memcheck:Addr8 fun:__mpn_construct_double fun:* } # More of the same (gcc bug, I'm pretty sure) { __fabs/*(Addr4) Addrcheck,Memcheck:Addr4 fun:__fabs fun:* } { __fabs/*(Addr8) Addrcheck,Memcheck:Addr8 fun:__fabs fun:* } # Not sure what this is about ... but anyway { pthread_sighandler/*(Addr4) Addrcheck,Memcheck:Addr4 fun:pthread_sighandler fun:* } # More glibc stuff, AFAICS { __strnlen/__argz_stringify/_nl_make_l10nflist(Cond) Memcheck:Cond fun:__strnlen fun:__argz_stringify fun:_nl_make_l10nflist } #-------------- { _dl_relocate_object*/dl_open_worker/_dl_catch_error*(Cond) Memcheck:Cond fun:_dl_relocate_object* fun:dl_open_worker fun:_dl_catch_error* } { _dl_relocate_object/libc-2.2.4.so/_dl_catch_error(Cond) Memcheck:Cond fun:_dl_relocate_object obj:*libc-2.2.?.so fun:_dl_catch_error } { strrchr/_dl_map_object_from_fd/_dl_map_object(Cond) Memcheck:Cond fun:strrchr fun:_dl_map_object_from_fd fun:_dl_map_object } #------------------- { socketcall.connect(serv_addr)/__libc_connect/* Addrcheck,Memcheck:Param socketcall.connect(serv_addr) fun:__libc_connect fun:* } { socketcall.connect(serv_addr)/libc-2.2.4.so/libc-2.2.4.so Addrcheck,Memcheck:Param socketcall.connect(serv_addr) obj:*libc-2.2.?.so obj:*libc-2.2.?.so } #---------------------- { write(buf)/__libc_write/libX11.so.6.2/libX11.so.6.2(Param) Addrcheck,Memcheck:Param write(buf) fun:__libc_write obj:/usr/X11R6/lib/libX11.so.6.2 obj:/usr/X11R6/lib/libX11.so.6.2 } { write(buf)/libc-2.2.4.so/libX11.so.6.2/libX11.so.6.2(Param) Addrcheck,Memcheck:Param write(buf) obj:*libc-2.2.?.so obj:/usr/X11R6/lib/libX11.so.6.2 obj:/usr/X11R6/lib/libX11.so.6.2 } #{ # llseek(result)/__libc_lseek64/_IO_file_seek(Param) # Param # llseek(result) # fun:__libc_lseek64 # fun:_IO_file_seek #} { writev(vector[...])/__writev/libX11.so.6.2/libX11.so.6.2 Addrcheck,Memcheck:Param writev(vector[...]) fun:__writev obj:/usr/X11R6/lib/libX11.so.6.2 obj:/usr/X11R6/lib/libX11.so.6.2 } #---------------- { __rawmemchr/libXt.so.6.0/libXt.so.6.0 Memcheck:Cond fun:__rawmemchr obj:/usr/X11R6/lib/libXt.so.6.0 obj:/usr/X11R6/lib/libXt.so.6.0 } { libc-2.2.4.so/libXt.so.6.0/libXt.so.6.0 Memcheck:Cond obj:*libc-2.2.?.so obj:/usr/X11R6/lib/libXt.so.6.0 obj:/usr/X11R6/lib/libXt.so.6.0 } ##----------------------------------------------------------------------##