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List: kde-bugs-dist
Subject: [Bug 185801] exp-ptrcheck: evaluate_Dwarf3_Expr: unhandled DW_OP_ 0x93
From: Bart Van Assche <bart.vanassche () gmail ! com>
Date: 2009-08-28 18:09:29
Message-ID: 20090828180929.62F991C070 () immanuel ! kde ! org
[Download RAW message or body]
https://bugs.kde.org/show_bug.cgi?id=185801
Bart Van Assche <bart.vanassche@gmail.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |bart.vanassche@gmail.com
--- Comment #4 from Bart Van Assche <bart vanassche gmail com> 2009-08-28 20:09:25 \
--- This issue also occurs on Darwin. See also the Darwin 9.7.0 i386 nightly build
output.
$ svn info . | grep Revision
Revision: 10872
$ ./vg-in-place -v --read-var-info=yes --tool=helgrind
helgrind/tests/hg03_inherit
==24319== Helgrind, a thread error detector
==24319== Copyright (C) 2007-2009, and GNU GPL'd, by OpenWorks LLP et al.
==24319== Using Valgrind-3.6.0.SVN and LibVEX; rerun with -h for copyright info
==24319== Command: helgrind/tests/hg03_inherit
==24319==
--24319-- Valgrind options:
--24319-- -v
--24319-- --read-var-info=yes
--24319-- --tool=helgrind
--24319-- Contents of /proc/version:
--24319-- can't open /proc/version
--24319-- Arch and hwcaps: X86, x86-sse1-sse2
--24319-- Page sizes: currently 4096, max supported 4096
--24319-- Valgrind library directory: /Users/bart/software/valgrind/./.in_place
--24319-- helgrind/tests/hg03_inherit (0x1000)
--24319-- reading syms from primary file (7 23)
--24319-- dSYM=
helgrind/tests/hg03_inherit.dSYM/Contents/Resources/DWARF/hg03_inherit
--24319-- reading dwarf3 from dsyms file
--24319-- /usr/lib/dyld (0x8fe00000)
--24319-- reading syms from primary file (17 981)
--24319-- Reading suppressions file:
/Users/bart/software/valgrind/./.in_place/default.supp
--24319-- /Users/bart/software/valgrind/coregrind/vgpreload_core-x86-darwin.so
(0xa000)
--24319-- reading syms from primary file (3 633)
--24319-- dSYM=
/Users/bart/software/valgrind/coregrind/vgpreload_core-x86-darwin.so.dSYM/Contents/Resources/DWARF/vgpreload_core-x86-darwin.so \
--24319-- reading dwarf3 from dsyms file
--24319--
/Users/bart/software/valgrind/helgrind/vgpreload_helgrind-x86-darwin.so
(0x14000)
--24319-- reading syms from primary file (108 1114)
--24319-- dSYM=
/Users/bart/software/valgrind/helgrind/vgpreload_helgrind-x86-darwin.so.dSYM/Contents/Resources/DWARF/vgpreload_helgrind-x86-darwin.so \
--24319-- reading dwarf3 from dsyms file
--24319-- /usr/lib/libSystem.B.dylib (0x1ed000)
--24319-- reading syms from primary file (3987 3467)
--24319-- /usr/lib/libgcc_s.1.dylib (0x29000)
--24319-- reading syms from primary file (85 0)
--24319-- /usr/lib/system/libmathCommon.A.dylib (0x36000)
--24319-- reading syms from primary file (32 33)
--24319-- REDIR: 0x1f3a60 (memcpy) redirected to 0x190eb (memcpy)
--24319-- REDIR: 0x1f52cc (pthread_mutex_lock) redirected to 0x17b3f
(pthread_mutex_lock)
--24319-- REDIR: 0x1f5f64 (calloc) redirected to 0x1551b (calloc)
--24319-- REDIR: 0x1ee795 (malloc) redirected to 0x165a0 (malloc)
--24319-- REDIR: 0x1f8f03 (pthread_mutex_init) redirected to 0x19de9
(pthread_mutex_init)
--24319-- REDIR: 0x1f55d5 (pthread_mutex_unlock) redirected to 0x17efa
(pthread_mutex_unlock)
--24319-- REDIR: 0x21e4d7 (pthread_create) redirected to 0x19ffb
(pthread_create)
--24319-- warning: evaluate_Dwarf3_Expr: unhandled DW_OP_ 0xf0
--24319-- warning: evaluate_Dwarf3_Expr: unhandled DW_OP_ 0xf0
--24319-- warning: evaluate_Dwarf3_Expr: unhandled DW_OP_ 0xf0
--24319-- REDIR: 0x23a44b (pthread_join$UNIX2003) redirected to 0x17942
(pthread_join*)
--24319-- REDIR: 0x1f7ff0 (realloc) redirected to 0x16757 (realloc)
==24319== Thread #3 was created
==24319== at 0x21EADE: __bsdthread_create (in /usr/lib/libSystem.B.dylib)
==24319== by 0x19F87: pthread_create_WRK (hg_intercepts.c:229)
==24319== by 0x1A014: pthread_create (hg_intercepts.c:262)
==24319== by 0x1FAD: main (hg03_inherit.c:46)
==24319==
==24319== Thread #1 is the program's root thread
==24319==
==24319== Possible data race during write of size 4 at 0x2034 by thread #3
==24319== at 0x1EFE: t2 (hg03_inherit.c:28)
==24319== by 0x1A07D: mythread_wrapper (hg_intercepts.c:201)
==24319== by 0x21EC54: _pthread_start (in /usr/lib/libSystem.B.dylib)
==24319== by 0x21EB11: thread_start (in /usr/lib/libSystem.B.dylib)
==24319== This conflicts with a previous read of size 4 by thread #1
==24319== at 0x1FD8: main (hg03_inherit.c:60)
==24319== Location 0x2034 is 0 bytes inside shared[1],
==24319== declared at hg03_inherit.c:11, in frame #0 of thread 3
==24319==
==24319==
==24319== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 77 from 61)
==24319==
==24319== 1 errors in context 1 of 1:
==24319== Possible data race during write of size 4 at 0x2034 by thread #3
==24319== at 0x1EFE: t2 (hg03_inherit.c:28)
==24319== by 0x1A07D: mythread_wrapper (hg_intercepts.c:201)
==24319== by 0x21EC54: _pthread_start (in /usr/lib/libSystem.B.dylib)
==24319== by 0x21EB11: thread_start (in /usr/lib/libSystem.B.dylib)
==24319== This conflicts with a previous read of size 4 by thread #1
==24319== at 0x1FD8: main (hg03_inherit.c:60)
==24319== Location 0x2034 is 0 bytes inside shared[1],
==24319== declared at hg03_inherit.c:11, in frame #0 of thread 3
==24319==
--24319--
--24319-- used_suppression: 53
helgrind-darwinlibc-nuke-everything-in-libSystem.B.dylib
--24319-- used_suppression: 14
helgrind-darwinlibc-nuke-everything-in-???-(unknown-code)
--24319-- used_suppression: 2
helgrind-darwinlibc--pthread_create_WRK-pthread_create
--24319-- used_suppression: 2
helgrind-darwinlibc--mythread_wrapper-*thread*start*
--24319-- used_suppression: 2 __keymgr_initializer unlock failed
--24319-- used_suppression: 2 __keymgr_initializer bogus unlock
--24319-- used_suppression: 2 __keymgr_initializer lock failed
==24319==
==24319== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 77 from 61)
--
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