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ftmemsim-valgrind/docs/internals/3_11_BUGSTATUS.txt
Julian Seward e9097b806a Update. 
git-svn-id: svn://svn.valgrind.org/valgrind/trunk@16149
2016-11-21 12:18:08 +00:00

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Created Mon 9 Nov 21:30:57 CET 2015. All new bugs after the release
of 3.11.0 go in here. Bugs that didn't get fixed in 3.11.0 remain in
3_10_BUGSTATUS.txt.
=== VEX/amd64 ==========================================================
356715 vex amd64->IR: 0xC4 0xE2 0x7D 0x13 0x4 0x4A 0xC5 0xFC
vcvtph2ps (%rdx,%rcx,2),%ymm0
360415 amd64 instructions ADCX and ADOX are not implemented in VEX
[has patch, could possibly take it, but needs cleanup/verification]
367543 bt/btc/btr/bts x86/x86_64 instructions are poorly-handled wrt flags
[Z flag behaviour is wrong]
AMD XOP-prefixed insns:
356611 vex amd64->IR: 0x8F 0xEA 0xF8 0x10 0xC9 0x3 0x1D 0x0
[== 328357, still open]
339596 vex amd64->IR: 0x8F 0xE8 0x78 0xCD 0xC1 0x4 0xC5 0xF9
[AMD XOP/FMA support]
== 356138
=== VEX/arm ============================================================
352630 valgrind: Unrecognised instruction at address 0x4fc4d33.
[what insn is this?]
355526 disInstr(arm): unhandled instruction: 0x1823E91
[what insn is this?]
n-i-bz Remove limit on strd's negative immediates
[dev@, Michael Daniels, 19 Nov 2015, easy fix, should land]
362934 [AsusWRT] Arm v7 illegal instruction
[unclear what this is; a SIGILL on generated code]
=== VEX/arm64 ==========================================================
=== VEX/x86 ============================================================
=== VEX/mips ===========================================================
=== VEX/ppc ============================================================
361405 disInstr(ppc): unhandled instruction: 0xFF81010C
=== VEX/s390x ==========================================================
366413 s390x: New z13 instructions not implemented
[Per cborntraeger, is not important for 3.12.0]
=== VEX general ========================================================
=== Syscalls/ioctls on Linux ===========================================
348616 Wine/valgrind: Warning: noted but unhandled ioctl 0x5390 with
no size/direction hints. (DVD_READ_STRUCT)
352742 Custom allocator using sbrk() fails after about 800MB when running
under memcheck
352767 Wine/valgrind: Warning: noted but unhandled ioctl 0x5307 with
no size/direction hints. (CDROMSTOP)
355803 Add Lustre's IOC_MDC_GETFILESTRIPE ioctl [has patch]
357781 unhandled amd64-linux syscall: 317
[== 345414, still open]
358620 WARNING: unhandled syscall: 357
[arm32, 3.7.0, also an unhandled insn]
359705 memcheck causes segfault on a dynamically-linked test from
rustlang's test suite on i686
360429 Warning: noted but unhandled ioctl 0x530d with no size/direction hints.
(has patch, should take)
361726 WARNING:unhandled syscall on ppc64
361770 Missing F_ADD_SEALS
362892 test apk in android5.0.2,after fix the bug 344802,android log
"Unable to create protected region in stack for implicit overflow
check. Reason: Out of memory size: 4096"
362939 test apk in android 5.0 or most,at 0x6A23AB4:
art::Thread::InstallImplicitProtection() (in /system/lib/libart.so)
[initimg problems on Android]
364359 Valgrind crashes on fcntl(F_SETFL, O_NONBLOCK, fd)
367942 Segfault vgPlain_do_sys_sigaction (m_signals.c:1138)
368791 unhandled syscall: 167 (swapon, amd64-linux)
(should fix this for 3.12.1)
=== Syscalls/ioctls on OSX =============================================
351632 UNKNOWN fcntl 97 on OS X 10.11
352021 Signals are ignored in OS X 10.10
353346 WARNING: unhandled amd64-darwin syscall: unix:330
== 211362 [not fixed]
=== Debuginfo reader ===================================================
353192 Debug info/data section not detected on AMD64
[To do with rwx, combined code+data sections]
355197 Too strong assert in variable debug info code
[Still relevant?]
365750 Valgrind fails on binary with .text section not in default place
[Horrible hack to do with relocating .text section]
=== Tools/Memcheck =====================================================
352364 ppc64: --expensive-definedness-checks=yes is not quite working here
353282 False uninitialised memory after bittwiddling
358980 32 byte leak reported when code uses dlopen and links against pthread
361504 dlopen()/dlclose() and shared object usage check [wishlist]
361810 valgrind duplicate stdin after fork
364279 False "Uninitialized" on atomic_compare_exchange
366035 valgrind misses buffer overflow, segfaults in malloc in localtime
366817 VALGRIND_MEMPOOL_CHANGE has a performance bug
368507 valgrind throws std::bad_alloc on memory allocations larger than 34255421416 bytes
(increase usable address space post release, on trunk)
=== Tools/DRD ==========================================================
356374 Assertion 'DRD_(g_threadinfo)[tid].pt_threadid
!= INVALID_POSIX_THREADID' failed
=== Tools/Helgrind =====================================================
358213 helgrind bar_bad testcase hangs
with new glibc pthread barrier implementation
[Also DRD is affected]
360557 helgrind reports data race which I can't see (involves rwlocks)
[probably a legit bug]
363740 Possible data race in vgPlain_amd64_linux_REDIR_FOR_vgettimeofday
=== Tools/SGCheck ======================================================
=== Tools/Massif =======================================================
=== Tools/Cachegrind ===================================================
=== Tools/Callgrind ====================================================
356675 callgrind test apk in android 5.0.2
[Unclear what this is. Might also be ARM or Android specific]
=== Tools/Lackey =======================================================
=== other/x86 ==========================================================
=== other/mips =========================================================
=== other/ppc ==========================================================
365208 valgrind stuck after redirecting "memcpy"
=== other/arm ==========================================================
364533 Process terminating with default action of signal 4 (SIGILL): dumping
core, : at 0x4000E7C: ??? (in /lib/ld-uClibc.so.0)
368529 Android arm target link error, missing atexit and pthread_atfork
(should take patch)
=== other/arm64 ========================================================
=== other/s390 =========================================================
=== other/tilegx =======================================================
=== other/Android ======================================================
=== other/OS X =========================================================
351855 Possible false positive on OS X with setlocale
352384 mmap-FIXED failed in UME (load_segment2)
352567 Assertion tres.status == VexTransOK failed in m_translate.c
vgPlain_translate
353470 memcheck/tests/execve2 fails on OS X 10.11
353471 memcheck/tests/x86/xor-undef-x86 fails on OS X 10.11
354428 Bad report memory leak in OS X 10.11
== 258140 [still open]
354809 Error message for unsupported platform is unhelpful
356122 Apparent infinite loop calling GLib g_get_user_special_dir() function
359264 Memcheck shows 2,064 bytes possibly lost and 20,036 suppressed bytes
in simplistic program on OS X El Capitan
363123 SIGSEGV on Mac OS with very simple threaded code
== 349128 [still open]
365327 Support macOS Sierra (10.12)
366131 Illegal opcode in OS X 11.0 when using function getpwuid()
=== other/Win32 ========================================================
=== GDB server =========================================================
351792 vgdb doesn't support remote file transfers
356174 Enhance the embedded gdbserver to allow LLDB to use it
=== Output =============================================================
351857 confusing error message about valid command line option
352395 Please provide SVN revision info in --version
358569 Unhandled instructions cause creation of "orphan" stack traces
in XML output
=== MPI ================================================================
=== Documentation ======================================================
=== Uncategorised/run ==================================================
356457 valgrind: m_mallocfree.c:2042 (vgPlain_arena_free):
Assertion 'blockSane(a, b)' failed.
[Possible V memory corruption?]
359249 valgrind unable to load 64-bit linux executable
linked with -mcmodel=medium
362223 valgrind: m_commandline.c:79 (read_dot_valgrindrc):
Assertion 'n >= 0 && n <= stat_buf.size+1' failed.
362680 --error-exitcode not honored when file descriptor leaks are found
=== Uncategorised/build ================================================
358697 valgrind.h: Some code remains even when defining NVALGRIND
(we should fix this)
359202 Add musl libc configure/compile
359920 Configure fails with relative DESTDIR
362033 undeclared identifier build failures for getpid(), usleep(),
and getuid() [Valkyrie]
366345 Dirty compile from m_libcbase.c and vgdb-invoker-ptrace.c
=== Intel Compiler problems ============================================
357010 drd regression tests fail to compile with Intel compiler
357011 Memcheck regression tests do not generate expected frame numbers
if compiled with intel compiler
357012 Memcheck regression tests do not match expected results
if compiled with intel compiler
357014 Helgrind regression tests do not match expected results
if compiled with intel compiler
========================================================================
========================================================================
========================================================================
========================================================================
========================================================================
Thu 15 Sep 12:55:21 CEST 2016
368863 WARNING: unhandled arm64-linux syscall: 100
368864 WARNING: unhandled arm64-linux syscall: 262
368865 WARNING: unhandled arm64-linux syscall: 272
368866 WARNING: unhandled arm64-linux syscall: 238
368868 disInstr(arm64): unhandled instruction 0xD53BE000 = cntfrq_el0 (ARMv8)
(should fix this for 3.12.1)
368873 Please add FreeBSD to supported OS list
368913 WARNING: unhandled arm64-linux syscall: 117
368914 WARNING: unhandled arm64-linux syscall: 142
368916 WARNING: unhandled arm64-linux syscall: 234
368917 WARNING: unhandled arm64-linux syscall: 218
368918 WARNING: unhandled arm64-linux syscall: 127
368919 WARNING: unhandled arm64-linux syscall: 274
368920 WARNING: unhandled arm64-linux syscall: 275
368921 WARNING: unhandled arm64-linux syscall: 162
368922 WARNING: unhandled arm64-linux syscall: 161
368923 WARNING: unhandled arm64-linux syscall: 268
368924 WARNING: unhandled arm64-linux syscall: 84
368925 WARNING: unhandled arm64-linux syscall: 130
368926 WARNING: unhandled arm64-linux syscall: 97
368960 WARNING: unhandled amd64-linux syscall: 163
369026 WARNING: unhandled amd64-linux syscall: 169
369027 WARNING: unhandled amd64-linux syscall: 216 (remap_file_pages)
369028 WARNING: unhandled amd64-linux syscall: 314 (sched_setattr)
369029 WARNING: unhandled amd64-linux syscall: 315 (sched_getattr)
369030 WARNING: unhandled amd64-linux syscall: 171 (setdomainname)
369031 WARNING: unhandled amd64-linux syscall: 308 (setns)
369032 WARNING: unhandled amd64-linux syscall: 205 (set_thread_area)
369033 WARNING: unhandled amd64-linux syscall: 139 (sysfs)
369034 WARNING: unhandled amd64-linux syscall: 136 (ustat)
369053 AMD64 fma4 instructions missing 256 bit support
369409 null pointer dereference in vgPlain_do_syscall
possibly a dup of (fixed) 353370
369456 callgrind_control failed to find an active callgrind run.
OSX specific
369459 valgrind on arm64 violates the ARMv8 spec (ldxr/stxr)
369509 ARMv8.1 LSE instructions are not supported
369723 __builtin_longjmp not supported in clang/llvm on Android arm64 target
Has patch
369854 Valgrind reports an Invalid Read in __intel_new_memcpy
Should be handled by --partial-loads-ok=yes
370028 Reduce the number of compiler warnings on MIPS platforms
370635 arm64 missing syscall getcpu
(should fix this for 3.12.1)
371065 www: add CfP for FOSDEM 2017 in valgrind.org NEWS section
Wed 19 Oct 17:07:42 CEST 2016
344139 x86 stack-seg overrides, needed by the Wine people
========================================================================
========================================================================
3_12_BRANCH: vex 3250 is a copy of trunk 3249
val 15963 is a copy of trunk 15962
3.12.0.BETA1 is 3_12_BRANCHes at 15973/3250.
MERGED (trunk -> 3_12_BRANCH unless otherwise indicated):
15966 -> 15967 a missing helgrind test file
15968 -> 15969 Add none/tests/ppc64/ppc64_helpers.h to noinst_HEADERS.
15970 -> 15972 fix for bugzilla 361253 [s390x]
15971 -> 15973 Add feature check for tests that use -march=armv8-a+crc.
15975 -> 16007 Avoid unused variable warning.
15976 -> 16071 Prelim support for macOS Sierra (10.12).
Partial fix for #365327.
15977 -> 16008 ppcBE, fix the expected output file for
none/tests/ppc64/jm_int_isa_2_07.stdout.exp
15978 -> 16009 Use proper compiler flags on Solaris for fma4 test.
15979 -> 16010 Fix expected error output of drd/tests/bar_bad* on Solaris.
15980 -> 16009 Fix none/tests/amd64/Makefile.am typo s/AM_CFKAGS/AM_CFLAGS/
15981 -> 16016 Add ioctl wrapper for MNTIOC_GETEXTMNTENT.
15982 -> 16011 Fix #361615 - Inconsistent termination for multithreaded process
terminated by signal
15983 -> 16011 Fix warning introduced by revision 15982
15984 -> 16012 Added meta mempool support into memcheck Fixes BZ#367995
15985 -> 16012 Fix test so that leaked bytes is the same in 32 and 64 bits
15986 -> 16012 Add an optional 2nd arg to leak-autofreepool to test performance
15987 -> 16012 mc-manual.xml: Fix some mismatched open/close tags.
15988 -> 16013 Use AM_LDFLAGS instead of LDFLAGS in exp-bbv/tests Makefiles.
15989 -> 16014 Don't require the current working directory to exist. #369209.
15990 -> 16015 Fix pre_mem_read_sockaddr crash on invalid syscall arguments.
Bug #369356.
15991 -> 16015 Fix crash in msghdr_foreachfield when iov_len isn't safe to
dereference. #369359
15992 -> 16015 Fix crash when old/new sigprocmask isn't safe to dereference.
Bug #369360.
15993 -> 16015 Fix crash in vmsplice linux kernel wrapper when iovec is bad.
Bug #369361.
15994 -> 16015 Fix crash in linux [rt_]sigaction wrapper with bad old/new
sigaction handler. #369362
15995 -> 16015 Fix crash in sys_modify_ldt wrapper on bad ptr. Bug #369383.
15996 -> 16015 linux-x86 check get/set_thread_area pointer before use.
Bug #369402.
15997 -> 16015 Don't check bad iovec array in process_vm_readv/writev.
Bug #369441.
15998 -> 16015 Don't crash, but warn and return EINVAL on unknown fcntl command.
15999 -> 16017 Replace --wait-for-gdb=yes memory loop by a call to VG_(poll)
(5000 milliseconds)
16000 -> 16017 Well, 5 seconds is too short for me to type a attach pid command
so increase to 8 seconds.
3251 -> 3254 Fix for clean helpers on BE
3252 -> 3255 Fix rounding mode check and instruction stxvl
16001 -> 16019 mips32: test for syscalls prctl(GET/SET_FP_MODE)
16002 Update svn:ignore list
3253 -> 3256 mips64: support for fp32 mode
16003 -> 16020 mips64: support for prctl(GET/SET_FP_MODE) syscalls
16004 -> 16021 mips64: support for prctl(GET/SET_FP_MODE) syscalls
16005 mips: update svn:ignore list
16006 -> 16022 dhat: add "tot-blocks-allocd" metric
16018 -> 16047 mips: replace use of (d)addi with (d)addiu
3257 -> 3264 Relax the overly-restrictive implementation of (T3) SUB{S}.W Rd,
SP, Rm, {shift}. #354274
16023 Update 3_11_BUGSTATUS.txt
16024 -> 16048 Fix n-i-bz bug in auto free pool: a block using the last byte
of the meta pool was not auto-freed.
16025 -> 16049 Add a warning to the get/set_thread_area wrapper
for bad info pointers.
3258 -> 3265 mips: remove support for mfc0/dmfc0
16026 -> 16050 mips32: fix the wrong offset for mmap2()
3259 -> 3266 s390: support RISBLG/RISBHG, MVCIN, LDE/LDER
16027 -> 16051 s390: support RISBLG/RISBHG, MVCIN, LDE/LDER
16028 -> 16052 s390/highword fix compile warning with some compilers
16029 -> 16053 actually test high-word by providing the plumbing...
16030 -> 16054 fix building the dfp testcase
16031 -> 16055 mips32: add pselect6 to the list of supported syscalls
3260 -> 3267 ISA 3.0 BE fixes for various new instructions
16032 -> 16056 ISA 3.0 BE testsuite fixes
16034 -> 16057 Power configure fixes.
16035 -> 16058 Update NEWS file for bugzillas 369175 and 370265
16037 -> 16059 Fix for missing ISA changes in HW cap stuff needs updating patch
16033 -> 16060 Fix some (small) leaks found by self-hosting valgrind
16036 -> 16061 Fix corruption introduced by revision 16033
16044 -> 16062 Further fixes following fix of leak in 16033
16045 -> 16063 Follow up for r16044. Fix compilation problem on Solaris.
16038 -> 16064 mips: clear fcc bits in fcsr after calling printf()
3261 -> 3268 mips: allow VEX to be compiled for soft-float
16039 -> 16065 mips: allow Valgrind to be compiled for soft-float
3262 -> 3269 mips: fix incorrect implementation of luxc1/suxc1 instructions
3263 -> 3270 mips64: fix error introduced by r3262
16040 -> 16066 mips32: add the test cases for luxc1/suxc1 instructions
16041 -> 16067 fix 369468 Remove quadratic metapool alg.
using VG_(HT_remove_at_Iter)(VgHashTable *table)
16042 -> 16068 Clarify name and description/manual for meta mempool
16043 -> 16069 Introduce leak-pool-3.* back into EXTRA_DIST as they are not
related to leak-autofreepool tests. This is a follow up
fix for r16042.
3271 -> 3277 Fix PPC BE in 32-bit mode (Iop_CmpXX64 not supported)
16072 -> 16082 Fix PPC BE in 32-bit mode (Iop_CmpXX64 not supported)
16073 -> 16083 Add --ignore-range-below-sp=<offset>-<offset>
16074 -> 16084 Fix run_a_thread_NORETURN assembly code typo for VGP_arm64_linux
16075 -> 16085 x86_linux asm _start functions do not keep 16-byte aligned %esp.
3272 -> 3278 Fix incorrect register-number constraint check for LDAEX{,B,H,D}
3273 -> 3279 Fix two cases of PPCAvFpOp vs PPCFpOp enum confusion.
3274 -> 3280 Accept redundant REX prefixes for {minsd,maxsd} m128, xmm.
3275 -> 3281 CVTPI2PS: Only switch to MMX mode if the source is a MMX reg
16077 -> 16086 Add support for Linux perf-events ioctls.
16078 -> 16087 "You need libc6-dbg" help message could be more helpful.
3276 -> 3282 Allow early wback of SP base register in "strd rD, [sp, #-16]"
16079 -> 16088 Update memcheck/tests/ppc64/power_ISA2_05.vgtest
16080 -> 16089 mips: fix coredump creation in Valgrind
16081 -> 16090 Add another incompatibility between illumos and Solaris kernels.
16095 (B) -> 16099 (T) Build fixes for MacOS X 10.10.5.
(tracked up to and including 16098/3282)
3.12.0 final is 16098/3282.
========================================================================
========================================================================
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