3_9_BUGSTATUS.txt: looked at all bugs in the file. Moved fixed ones
to NEWS (if not already there). Put the rest of them into a set of
categories depending on which part of the code base is affected, which
divides them up into -- IMO -- much more managable groups.
git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13951 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/NEWS b/NEWS
index b0b9e90..bfcf669 100644
--- a/NEWS
+++ b/NEWS
@@ -64,10 +64,20 @@
175819 Support for ipv6 socket reporting with --track-fds
308729 vex x86->IR: unhandled instruction bytes 0xf 0x5 (syscall)
+325110 Add test-cases for Power ISA 2.06 insns: divdo/divdo. and divduo/divduo.
+325124 [MIPSEL] Compilation error
+325477 Phase 4 support for IBM Power ISA 2.07
+325628 Phase 5 support for IBM Power ISA 2.07
325714 Empty vgcore but RLIMIT_CORE is big enough (too big)
+325751 Missing the two privileged Power PC Transactional Memory Instructions
+325816 Phase 6 support for IBM Power ISA 2.07
325856 Make SGCheck fail gracefully on unsupported platforms
+326436 DRD: False positive in libstdc++ std::list::push_back
326444 Cavium MIPS Octeon Specific Load Indexed Instructions
326462 Refactor vgdb to isolate invoker stuff into separate module
+326623 DRD: false positive conflict report in a field assignment
+326816 Intercept for __strncpy_sse2_unaligned missing?
+326921 coregrind fails to compile m_trampoline.S with MIPS/Linux port of V
326983 Clear direction flag after tests on amd64.
327212 Do not prepend the current directory to absolute path names.
327238 Callgrind Assertion 'passed <= last_bb->cjmp_count' failed
@@ -80,9 +90,12 @@
328711 valgrind.1 manpage "memcheck options" section is badly generated
329612 Incorrect handling of AT_BASE for image execution
329956 valgrind crashes when lmw/stmw instructions are used on ppc64
+330228 mmap must align to VKI_SHMLBA on mips32
330459 --track-fds=yes doesn't track eventfds
330469 Add clock_adjtime syscall support
+330622 Add test to regression suite for POWER instruction: dcbzl
330939 Support for AMD's syscall instruction on x86
+ == 308729
330941 Typo in PRE(poll) syscall wrapper
331254 Fix expected output for memcheck/tests/dw4
331255 Fix race condition in test none/tests/coolo_sigaction
@@ -96,8 +109,14 @@
332037 Valgrind cannot handle Thumb "add pc, reg"
332055 drd asserts on platforms with VG_STACK_REDZONE_SZB == 0 and
consistency checks enabled
-333230 AAarch64 missing instruction encodings: dc, ic, dsb.
+332263 intercepts for pthread_rwlock_timedrdlock and
+ pthread_rwlock_timedwrlock are incorrect
+332265 drd could do with post-rwlock_init and pre-rwlock_destroy
+ client requests
+332276 Implement additional Xen hypercalls
+332658 ldrd.w r1, r2, [PC, #imm] does not adjust for 32bit alignment
333228 AAarch64 Missing instruction encoding: mrs %[reg], ctr_el0
+333230 AAarch64 missing instruction encodings: dc, ic, dsb.
333666 Recognize MPX instructions and bnd prefix.
n-i-bz Fix KVM_CREATE_IRQCHIP ioctl handling
n-i-bz s390x: Fix memory corruption for multithreaded applications
diff --git a/docs/internals/3_9_BUGSTATUS.txt b/docs/internals/3_9_BUGSTATUS.txt
index 20740e5..feb9b08 100644
--- a/docs/internals/3_9_BUGSTATUS.txt
+++ b/docs/internals/3_9_BUGSTATUS.txt
@@ -1,170 +1,179 @@
Bugs reported after Thu Sep 19 10:34:49 CEST 2013
-
For bugs reported before this time, see 3_8_BUGSTATUS.txt
-325110 Add test-cases for Power ISA 2.06 insns: divdo/divdo. and divduo/divduo.
-325124 [MIPSEL] Compilation error
-325222 eight bad if statements ?
-325266 unhandled instruction bytes: 0xC4 0xC2 0x79 0xF7 0xC9 0x89 0x45 0x80
+=== VEX/amd64 ==========================================================
+
325328 __float128 loses precision under memcheck
-325333 VALGRIND_HG_DISABLE_CHECKING does not seem to work locally
-325477 Phase 4 support for IBM Power ISA 2.07
-325538 cavim octeon mips64 ，valgrind reported "dumping core" and "Assertion 'sizeof(*regs) == sizeof(prs->pr_reg)' failed.
-325628 Phase 5 support for IBM Power ISA 2.07
-325751 Missing the two privileged Power PC Transactional Memory Instructions
-325816 Phase 6 support for IBM Power ISA 2.07
-325874 Crash KCachegrind while load big file
-326026 Iop names for count leading zeros/sign bits incorrectly imply a "signedness" in incoming lanes
-326436 False positive in libstdc++ std::list::push_back
-326469 unhandled instruction bytes: 0x66 0xF 0x3A 0x63 0xC1 0xE 0x89 0xC8
-326487 child of debugged process exits without becoming zombie
-326623 A false positive conflict report in a field assignment in a constructor
-326724 Valgrind does not compile on OSX 1.9 Mavericks
-326797 Assertion 'sizeof(UWord) == sizeof(UInt)' failed.
-326816 Intercept for __strncpy_sse2_unaligned missing?
+ == 197915
+326469 amd64->IR: 0x66 0xF 0x3A 0x63 0xC1 0xE 0x89 0xC8 (pcmpistri)
326821 Double overflow/underflow handling broken (after exp())
-326839 Don't see a writing into a none allocated memory
-326921 coregrind fails to compile m_trampoline.S with MIPS/Linux port of Valgrind
-326955 64 bit false positive move depends on uninitialised value wcscpy
-327138 valgrind.h __VALGRIND_MINOR__ says 8, in 3.9.0 tarball
-327151 valgrind appears to stop compiling when it enters the drd directory
-327155 Valgrind compilation hang on MIPS
-327223 Support for Cavium MIPS Octeon Atomic and Count Instructions
-327285 vex amd64->IR: unhandled instruction bytes: 0x8F 0xEA 0xF8 0x10 0xCE 0x3 0x1D 0x0
-327427 ifunc wrapper crashes when symbols are discarded because of false mmap overlaps
-327548 false positive while destroying mutex
-327583 libpixman error on ARM system
+327285 amd64->IR: 0x8F 0xEA 0xF8 0x10 0xCE 0x3 0x1D 0x0
+ == 323431
327639 vex amd64->IR pcmpestri SSE4.2 instruction is unsupported 0x34
-327665 out of memory error
-327745 valgrind 3.9.0 build fails on Mac OS X 10.6.8
-327859 Support for android devices
-327881 False Positive Warning on std::atomic_bool
-327943 s390x missing index/strchr suppression for ld.so (bad backtrace?)
-327945 valgrind_3.9.0 failed to compile in ppc 32
-328011 3.9.0 segfaults running any program, on any valgrind tool
-328081 embedded gdbserver and non-stop mode
-328089 unhandled instruction bytes: 0xF0 0xF 0xC0 0x10
-328147 vex mips->IR: unhandled instruction bytes: 0x0 0x0 0x0 0xE
-328357 vex amd64->IR: unhandled instruction bytes: 0x8F 0xEA 0xF8 0x10 0xEF 0x3 0x5 0x0
-328423 Unrecognised instructions: _fips_armv7_tick and _armv7_tick
-328441 valgrind_3.9.0 failed to compile in mips32 “Error: illegal operands `cfc1 $t0,$31'”
-328454 add support Backtraces with ARM unwind tables (EXIDX)
-328468 unwind x86/amd64 gcc <= 4.4 compiled code does not unwind properly at "ret" instruction
-328490 drd reports false positive for concurrent __atomic_base access
-328549 Valgrind crashes on Android 4.4 / x86 on most programs
-328559 Some back trace generation (from mmap function) problem on ARM
-328563 make track-fds support xml output
-328721 MSVC 2008 compiler warns about while(0) in warning level 4
-328730 Unimplemented system call #531 in FreeBSD: SYS_posix_fadvise
-328747 Valgrind memcheck exits with SIGTRAP on PPC
328878 vex amd64->IR pcmpestri SSE4.2 instruction is unsupported 0x14
-329104 kcachegrind crashs when on loading some of my cachegrind traces (SIGFPE).
-329245 unhandled instruction bytes: 0x48 0xF 0x5A 0x7 0x48 0xF 0x5A 0x4F
-329619 leak-check gets assertion failure when nesting VALGRIND_MALLOCLIKE_BLOCK
-329694 clang warns about using uninitialized variable
-329726 Mozilla
-329737 KCachegrind stores translated messages to config file
-329956 valgrind crashes when lmw/stmw instructions are used on ppc64
-329963 Half precision floating point conversion on ARM is not supported
-330147 libmpiwrap: byte count from PMPI_Get_count should be made defined
-330152 vex amd64->IR: unhandled instruction bytes: 0xC5 0xFB 0x10 0x4 0x25 0xB0 0xCA 0x41
-330180 False positive in v4l2?
-330228 mmap must align to VKI_SHMLBA on mips32
-330254 Exit code of original app should be accessible
-330257 LLVM does not support `-mno-dynamic-no-pic` option
-330293 Please add a AppData application description
-330319 unhandled instruction bytes: 0xF 0x1 0xD5 0x31 0xC0 0xC3 0x48 0x8D
-330321 Serious error when reading debug info - DW_AT_signature 9b d0 55 13 bb 1e e9 37
-330349 Endless loop happen when using lackey with --trace-mem=yes on ARM
+328089 amd64->IR: 0xF0 0xF 0xC0 0x10
+328357 amd64->IR: 0x8F 0xEA 0xF8 0x10 0xEF 0x3 0x5 0x0
+329245 amd64->IR: 0x48 0xF 0x5A 0x7 0x48 0xF 0x5A 0x4F
+330319 amd64->IR: 0xF 0x1 0xD5 0x31 0xC0 0xC3 0x48 0x8D (xend)
330590 Missing support for multiple VEX CMP instruction Opcodes (Causes SIGILL)
-330594 Missing sysalls on PowerPC / uClibc
-330617 ppc false positive conditional jump depends on uninitialised value
-330622 Add test to regression suite for POWER instruction: dcbzl
+330808 Crash with Intel IPP samples (MMX related assertion)
-Wed Feb 5 14:58:25 CET 2014
+=== VEX/arm ============================================================
-330808 Crash with Intel IPP samples.
-330887 doRegisterAllocation performance improvements
-330939 Support for AMD's syscall instruction on x86
-330940 valgrind's gdbserver should send a target XML on x86 even
- when shadow registers are not exposed
-330941 typo in PRE(poll) syscall wrapper
-331027 PPC blr instruction also inserts a conditional exit
-331033 valgrind crashes on arm -linux while running an executable
-331057 unhandled instruction: 0xEEE01B20 (vfma.f64)
-331126 Compiling with mipsbe toolchain
+328423 Unrecognised instructions: _fips_armv7_tick and _armv7_tick
+329963 Half precision floating point conversion on ARM is not supported
+330349 Endless loop happen when using lackey with --trace-mem=yes on ARM
+331057 unhandled instruction: 0xEEE01B20 (vfma.f64) (has patch)
331178 disInstr(arm): unhandled instruction: 0xEE190F1D
-331254 fix expected output for memcheck/tests/dw4 on 32-bit and
- 64-bit platforms
-331255 Fix race condition in test none/tests/coolo_sigaction
-331257 Fix type of jump buffer in test none/tests/faultstatus
-331279 Hardcoding MIPS arch CFLAGS causes compilation error
-331282 Compilation failure on MIPS64 o32 ABI
-331305 support shells other than Bash
-331311 Valgrind shows open files in /proc/self/fd that don't
- work for the process
-331314 [MIPS]Valgrind crash just after startup
-331337 s390x WARNING: unhandled syscall: 326 (dup3)
-331380 Syscall param timer_create(evp) points to uninitialised byte(s)
-331476 Patch to handle ioctl 0x5422 on Linux (x86 and amd64)
-331550 Detect the potential of mis-malloc/free in different libraries
-331744 cannot open camera with OpenCV/v4l under valgrind
-331751 unhandled instruction bytes: 0xC5 0xFB 0x10 0xD 0x0 0x1B 0x1 0x0
-331829 Unexpected ioctl opcode sign extension
-331830 ppc64: WARNING: unhandled syscall: 96/97
-331833 the memory initialized by semget(key, 0, GETALL, semun)
- is treated as uninitialized on some platforms
-331839 test drd/tests/sem_open specifies invalid semaphore name
-331847 drd/tests/thread_name is racy and its outcome is nondeterministic
-331903 test drd/tests/annotate_hb_race is racy and its outcome
- is nondeterministic
-331904 test drd/tests/atomic_var is racy and its outcome is nondeterministic
-331906 test drd/tests/rwlock_race is racy and its outcome is nondeterministic
-332037 Valgrind cannot handle Thumb "add pc, r0"
-332055 drd asserts on platforms with VG_STACK_REDZONE_SZB == 0
- and consistency checks enabled
-332060 Please document how best to use massif with libgc
-332263 intercepts for pthread_rwlock_timedrdlock and
- pthread_rwlock_timedwrlock are incorrect
-332265 drd could do with post-rwlock_init and pre-rwlock_destroy
- client requests
-332276 Implement additional Xen hypercalls
-332577 exp-sgcheck: sg_main.c:560 (add_blocks_to_StackTree):
- Assertion '!already_present' failed.
-332591 False positive: invalid read in vfprintf
-332658 ldrd.w r1, r2, [PC, #imm] does not adjust for 32bit alignment
-332765 ms_print reports bad error if temp file can't be created
- in current directory
-332876 valgrind (memcheck) hangs intermittently
-332917 Valgrind should warn the user that SSE4 is not supported
- in the 32-bit mode
-333024 Reports memory leak only if I run part of a code in a
- loop(>=2). It must report memory leak in the very first loop.
-333051 handling hugepages
-333072 DRD: semaphore annotations
+ Probably WONTFIX or CANTFIX
333145 Tests for missaligned PC+#imm access for arm
-333175 dwarf3 reader problems with Fortran
-333228 AAarch64 Missing instruction encoding: mrs %[reg], ctr_el0
-333230 AAarch64 missing instruction encodings: dc, ic, dsb.
-333248 WARNING: unhandled syscall: unix:443
333428 ldr.w pc [rD, #imm] instruction leads to assertion
-333434 In some weird corner case Valgrind cannot execute
- executable files symlinked by /proc/self/fd
-333501 [cachegrind - 3.9] LL cache configuration not supported:
- Cache set count is not a power of two.
+
+=== VEX/x86 ============================================================
+
333625 Program under valgrind calculates complex exp() wrogly
-333628 Out of tree build
-333666 No MPX (bndmov) instruction support in VEX
-333775 Wishlist: Have valgrind (memcheck) only check memory
- alloc/free traces
-333788 Valgrind does not support the CDROM_DISC_STATUS ioctl
-333817 Valgrind reports the memory areas written to by the SG_IO
- ioctl as untouched
334049 lzcnt fails silently (x86_32)
-334110 Why install internal headers/libraries/.pc file?
-334157 amd64->IR: 0xF3 0x48 0xF 0xBC 0x16 0x83 0x7D 0xB8
+
+=== VEX/mips ===========================================================
+
+327223 Support for Cavium MIPS Octeon Atomic and Count Instructions
+328147 vex mips->IR: unhandled instruction bytes: 0x0 0x0 0x0 0xE
+
+=== VEX/ppc ============================================================
+
334384 Valgrind does not have support Little Endian support for
IBM POWER PPC 64
+=== VEX general ========================================================
+
+326026 Iop names for count leading zeros/sign bits incorrectly imply a
+ "signedness" in incoming lanes
+330887 doRegisterAllocation performance improvements
+
+=== Syscalls/ioctls ====================================================
+
+330594 Missing sysalls on PowerPC / uClibc
+331311 Valgrind shows open files in /proc/self/fd that don't
+ work for the process
+ Probable wontfix
+333434 In some weird corner case Valgrind cannot execute
+ executable files symlinked by /proc/self/fd (related to 331311?)
+331476 Patch to handle ioctl 0x5422 on Linux (x86 and amd64) (landable?)
+331829 Unexpected ioctl opcode sign extension
+333051 handling hugepages (is largely broken)
+333788 Valgrind does not support the CDROM_DISC_STATUS ioctl (has patch)
+333817 Valgrind reports the memory areas written to by the SG_IO
+ ioctl as untouched
+
+=== Debuginfo reader ===================================================
+
+327427 ifunc wrapper crashes when symbols are discarded because of false mmap
+ overlaps
+328454 add support Backtraces with ARM unwind tables (EXIDX) (wishlist)
+328468 unwind x86/amd64 gcc <= 4.4 compiled code does not unwind properly
+ at "ret" instruction
+328559 Some back trace generation (from mmap function) problem on ARM
+330321 Serious error when reading debug info:
+ DW_AT_signature 9b d0 55 13 bb 1e e9 37
+333175 dwarf3 reader problems with Fortran
+
+=== Tools/Memcheck =====================================================
+
+329619 leak-check gets assertion failure when nesting VALGRIND_MALLOCLIKE_BLOCK
+329694 clang warns about using uninitialized variable
+330617 ppc false positive conditional jump depends on uninitialised value
+331833 the memory initialized by semget(key, 0, GETALL, semun)
+ is treated as uninitialized on some platforms
+
+331550 Detect the potential of mis-malloc/free in different libraries
+ (wishlist)
+333775 Wishlist: Have valgrind (memcheck) only check memory
+ alloc/free traces
+
+=== Tools/DRD ==========================================================
+
+333072 DRD: semaphore annotations
+
+=== Tools/Helgrind =====================================================
+
+325333 VALGRIND_HG_DISABLE_CHECKING does not seem to work locally
+ probably invalid
+327548 Helgrind: false positive while destroying mutex
+327881 Helgrind: False Positive Warning on std::atomic_bool
+
+=== Tools/SGCheck ======================================================
+
+332577 exp-sgcheck: sg_main.c:560 (add_blocks_to_StackTree):
+ Assertion '!already_present' failed.
+332591 False positive: invalid read in vfprintf (KNOWN BUG)
+
+
+=== Tools/Massif =======================================================
+
+332765 ms_print reports bad error if temp file can't be created
+ in current directory
+
+=== Tools/Cachegrind ===================================================
+
+333501 [cachegrind - 3.9] LL cache configuration not supported:
+ Cache set count is not a power of two.
+
+=== other/mips =========================================================
+
+325538 cavim octeon mips64, valgrind reported "dumping core" and
+ "Assertion 'sizeof(*regs) == sizeof(prs->pr_reg)' failed.
+ QUERIED, maybe closable
+328441 valgrind_3.9.0 failed to compile in mips32
+ Error: illegal operands `cfc1 $t0,$31'
+331126 Compiling with mipsbe toolchain
+331314 [MIPS]Valgrind crash just after startup
+
+=== other/arm ==========================================================
+
+327583 libpixman error on ARM system (memcheck false +)
+331033 valgrind crashes on arm-linux while running an executable (ARM TLS?)
+
+=== other/s390 =========================================================
+
+327943 s390x missing index/strchr suppression for ld.so (bad backtrace?)
+
+=== other/MacOS ========================================================
+
+326724 Valgrind does not compile on OSX 1.9 Mavericks
+326797 Assertion 'sizeof(UWord) == sizeof(UInt)' failed.
+327745 valgrind 3.9.0 build fails on Mac OS X 10.6.8
+330257 LLVM does not support `-mno-dynamic-no-pic` option
+333248 WARNING: unhandled syscall: unix:443
+
+=== GDB server =========================================================
+
+328081 embedded gdbserver and non-stop mode (wishlist)
+
+=== Output =============================================================
+
+328563 make track-fds support xml output
+
+=== MPI ================================================================
+
+330147 libmpiwrap: byte count from PMPI_Get_count should be made defined
+
+=== Documentation ======================================================
+
+332060 Please document how best to use massif with libgc
+332917 Valgrind should warn the user that SSE4 is not supported
+ in the 32-bit mode
+
+=== Uncategorised ======================================================
+
+326487 child of debugged process exits without becoming zombie
+327665 out of memory error
+328721 MSVC 2008 compiler warns about while(0) in warning level 4
+330293 Please add a AppData application description (Valkyrie)
+333628 Out of tree build
+334110 Why install internal headers/libraries/.pc file?
+
+========================================================================
+========================================================================
+
Fri May 9 13:17:50 CEST 2014
