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=- 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. ======================================================================== ========================================================================