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From: John C. <joh...@ta...> - 2006-06-27 23:52:13
|
On Mon, 26 Jun 2006, Tom Hughes wrote:
> Which looks like it is where the problem occurs judging by the rest of
> the data... What I don't understand is why VG_(unknown_SP_update) is
> allowing such a large change in SP without the stack switch code
> triggering - anything more than 2Mb should trigger it.
Because I (John Carter) am an idiot and don't really know what I'm
doing! I saw the following warning...
==15138== Warning: client switching stacks? SP change: 0xBEC76714 --> 0x8A86464
==15138== to suppress, use: --max-stackframe=1239481680 or greater
...and promptly did that. Used the --max-stackframe option.
Which of course generated the new and different problem of valgrind
misunderstanding the .data segment.
If I don't use --max-stackframe the warnings change to the saner and
simpler....
==15138== Conditional jump or move depends on uninitialised value(s)
==15138== at 0x8008779: ???
==15138==
> I've attached a patch to make that routine report what is going on - it
> might produce quite a lot of output though.
That's an understatement. 89534 lines of output. I'll spare you the full
dump.
> A solution is probably to use VALGRIND_STACK_REGISTER to register your
> thread stacks so that valgrind can detect the changes cleanly, but I'd
> like to know why the automatic code isn't triggering properly.
I'm starting to wire VALGRIND_STACK_REGISTER into my code now, and
poking at the various warnings to see whether they are perhaps real or
not.
In the mean time, here is the (copious) output of that patch, without
--max-stackframe
--15138:1:debuglog DebugLog system started by Stage 1, level 2 logging requested
--15138:1:launcher no tool requested, defaulting to 'memcheck'
--15138:1:launcher selected platform 'x86-linux'
--15138:1:launcher launching /usr/local/lib/valgrind/x86-linux/memcheck
--15138:1:debuglog DebugLog system started by Stage 2 (main), level 2 logging requested
--15138:1:main Welcome to Valgrind version 3.3.0.SVN debug logging
--15138:1:main Checking current stack is plausible
--15138:1:main Checking initial stack was noted
--15138:1:main Starting the address space manager
--15138:2:aspacem sp_at_startup = 0x00BFC76060 (supplied)
--15138:2:aspacem minAddr = 0x0004000000 (computed)
--15138:2:aspacem maxAddr = 0x00BFC75FFF (computed)
--15138:2:aspacem cStart = 0x0004000000 (computed)
--15138:2:aspacem vStart = 0x0061E3B000 (computed)
--15138:2:aspacem suggested_clstack_top = 0x00BEC76FFF (computed)
--15138:2:aspacem <<< SHOW_SEGMENTS: Initial layout (5 segments, 0 segnames)
--15138:2:aspacem 0: RSVN 0000000000-0003FFFFFF 64m ----- SmFixed
--15138:2:aspacem 1: 0004000000-0061E3AFFF 1502m
--15138:2:aspacem 2: RSVN 0061E3B000-0061E3BFFF 4096 ----- SmFixed
--15138:2:aspacem 3: 0061E3C000-00BFC75FFF 1502m
--15138:2:aspacem 4: RSVN 00BFC76000-00FFFFFFFF 1027m ----- SmFixed
--15138:2:aspacem >>>
--15138:2:aspacem Reading /proc/self/maps
--15138:2:aspacem <<< SHOW_SEGMENTS: With contents of /proc/self/maps (12 segments, 1 segnames)
--15138:2:aspacem ( 0) /usr/local/lib/valgrind/x86-linux/memcheck
--15138:2:aspacem 0: RSVN 0000000000-0003FFFFFF 64m ----- SmFixed
--15138:2:aspacem 1: 0004000000-0037FFFFFF 832m
--15138:2:aspacem 2: FILE 0038000000-0038151FFF 1384448 r-x-- d=0x302 i=574341 o=0 (0)
--15138:2:aspacem 3: FILE 0038152000-0038152FFF 4096 rw--- d=0x302 i=574341 o=1380352 (0)
--15138:2:aspacem 4: ANON 0038153000-003883CFFF 7249920 rw---
--15138:2:aspacem 5: 003883D000-0061E3AFFF 661m
--15138:2:aspacem 6: RSVN 0061E3B000-0061E3BFFF 4096 ----- SmFixed
--15138:2:aspacem 7: 0061E3C000-00BFC62FFF 1502m
--15138:2:aspacem 8: ANON 00BFC63000-00BFC78FFF 90112 rw---
--15138:2:aspacem 9: RSVN 00BFC79000-00FFFFDFFF 1027m ----- SmFixed
--15138:2:aspacem 10: ANON 00FFFFE000-00FFFFEFFF 4096 -----
--15138:2:aspacem 11: RSVN 00FFFFF000-00FFFFFFFF 4096 ----- SmFixed
--15138:2:aspacem >>>
--15138:1:main Address space manager is running
--15138:1:main Starting the dynamic memory manager
--15138:1:mallocfr newSuperblock at 0x61E3C000 (pszB 1048560) owner VALGRIND/tool
--15138:1:main Dynamic memory manager is running
--15138:1:main Getting stage1's name
--15138:1:main Get hardware capabilities ...
--15138:1:main ... arch = X86, hwcaps = x86-sse1-sse2
--15138:1:main Split up command line
--15138:1:main Preprocess command line opts
--15138:1:main Loading client
--15138:1:main Setup client env
--15138:2:main preload_string:
--15138:2:main "/usr/local/lib/valgrind/x86-linux/vgpreload_core.so:/usr/local/lib/valgrind/x86-linux/vgpreload_memcheck.so"
--15138:1:main Setup client stack
--15138:2:main Client info: initial_IP=0x8000000 initial_SP=0xBEC767D0 initial_TOC=0x0 brk_base=0x8A87000
--15138:1:main Setup client data (brk) segment
--15138:1:main Setup file descriptors
--15138:1:main Create fake /proc/<pid>/cmdline
--15138:1:main Initialise the tool part 1 (pre_clo_init)
--15138:1:main Print help and quit, if requested
--15138:1:main Process Valgrind's command line options, setup logging
--15138:1:mallocfr newSuperblock at 0x61F3C000 (pszB 1048560) owner VALGRIND/core
--15138:1:main Print the preamble...
==15138== Memcheck, a memory error detector.
==15138== Copyright (C) 2002-2006, and GNU GPL'd, by Julian Seward et al.
==15138== Using LibVEX rev 1631, a library for dynamic binary translation.
==15138== Copyright (C) 2004-2006, and GNU GPL'd, by OpenWorks LLP.
==15138== Using valgrind-3.3.0.SVN, a dynamic binary instrumentation framework.
==15138== Copyright (C) 2000-2006, and GNU GPL'd, by Julian Seward et al.
==15138==
--15138-- Command line
--15138-- bld/synth/rom/uninstrumented/MPT_Torso/UnitTest/UnitTest/test/test_sytiml
--15138-- --io
--15138-- --no-windows
--15138-- --exit
--15138-- --target=synthetic_devices/nullmodem.tdf
--15138-- Startup, with flags:
--15138-- --trace-syscalls=yes
--15138-- -v
--15138-- -d
--15138-- -d
--15138-- Contents of /proc/version:
--15138-- Linux version 2.6.15.1 (johnc@parore) (gcc version 4.0.3 20060128 (prerelease) (Debian 4.0.2-8)) #0 PREEMPT Tue Mar 21 08:57:50 NZST 2006
--15138-- Arch and hwcaps: X86, x86-sse1-sse2
--15138-- Valgrind library directory: /usr/local/lib/valgrind
--15138:1:main ...finished the preamble
--15138:1:main Initialise the tool part 2 (post_clo_init)
--15138:1:main Initialise TT/TC
--15138:2:transtab cache: 8 sectors of 20127744 bytes each = 161021952 total
--15138:2:transtab table: 524168 total entries, max occupancy 419328 (80%)
--15138:1:main Initialise redirects
--15138:1:mallocfr newSuperblock at 0x620B7000 (pszB 1048560) owner VALGRIND/symtab
--15138:1:main Load initial debug info
--15138-- Reading syms from /usr/local/lib/valgrind/x86-linux/memcheck (0x38000000)
--15138-- object doesn't have a dynamic symbol table
--15138:1:mallocfr newSuperblock at 0x621B7000 (pszB 1048560) owner VALGRIND/symtab
--15138:1:mallocfr newSuperblock at 0x622B7000 (pszB 1048560) owner VALGRIND/symtab
--15138:1:redir transfer ownership V -> C of 0x38027000 .. 0x38027FFF
--15138:1:main Tell tool about initial permissions
--15138:2:main tell tool about 0008000000-000801EFFF r-x
--15138:2:main tell tool about 000801F000-000801FFFF rw-
--15138:2:main tell tool about 0008A00000-0008A00FFF rw-
--15138:2:main tell tool about 0008A01000-0008A86FFF rw-
--15138:2:main tell tool about 0008A87000-0008A87FFF rwx
--15138:2:main tell tool about 0038027000-0038027FFF r-x
--15138:2:main tell tool about 00BEC76000-00BEC76FFF rwx
--15138:2:main mark stack inaccessible 00BEC76000-00BEC767CF
--15138:1:main Initialise scheduler
--15138:1:main Initialise thread 1's state
--15138:1:main Initialise signal management
--15138:1:main Load suppressions
--15138-- Reading suppressions file: /usr/local/lib/valgrind/default.supp
--15138:2:stacks register 0xBEC76000-0xBEC76FFF as stack 0
--15138:1:main
--15138:1:main
--15138:1:aspacem <<< SHOW_SEGMENTS: Memory layout at client startup (26 segments, 2 segnames)
--15138:1:aspacem ( 0) /usr/local/lib/valgrind/x86-linux/memcheck
--15138:1:aspacem ( 1) /home/johnc/ttr3/TaitTerm_Base/bld/synth/rom/uninstrumented/MPT_Torso/UnitTest/UnitTest/test/test_sytiml
--15138:1:aspacem 0: RSVN 0000000000-0003FFFFFF 64m ----- SmFixed
--15138:1:aspacem 1: 0004000000-0007FFFFFF 64m
--15138:1:aspacem 2: file 0008000000-000801EFFF 126976 r-x-- d=0x304 i=800566 o=4096 (1)
--15138:1:aspacem 3: file 000801F000-000801FFFF 4096 rw--- d=0x304 i=800566 o=131072 (1)
--15138:1:aspacem 4: 0008020000-00089FFFFF 9m
--15138:1:aspacem 5: file 0008A00000-0008A00FFF 4096 rw--- d=0x304 i=800566 o=135168 (1)
--15138:1:aspacem 6: anon 0008A01000-0008A86FFF 548864 rw---
--15138:1:aspacem 7: anon 0008A87000-0008A87FFF 4096 rwx--
--15138:1:aspacem 8: RSVN 0008A88000-0009286FFF 8384512 ----- SmLower
--15138:1:aspacem 9: 0009287000-0037FFFFFF 749m
--15138:1:aspacem 10: FILE 0038000000-0038026FFF 159744 r-x-- d=0x302 i=574341 o=0 (0)
--15138:1:aspacem 11: file 0038027000-0038027FFF 4096 r-x-- d=0x302 i=574341 o=159744 (0)
--15138:1:aspacem 12: FILE 0038028000-0038151FFF 1220608 r-x-- d=0x302 i=574341 o=163840 (0)
--15138:1:aspacem 13: FILE 0038152000-0038152FFF 4096 rw--- d=0x302 i=574341 o=1380352 (0)
--15138:1:aspacem 14: ANON 0038153000-003883CFFF 7249920 rw---
--15138:1:aspacem 15: 003883D000-0061E3AFFF 661m
--15138:1:aspacem 16: RSVN 0061E3B000-0061E3BFFF 4096 ----- SmFixed
--15138:1:aspacem 17: ANON 0061E3C000-00623CAFFF 5828608 rwx--
--15138:1:aspacem 18: 00623CB000-00BE476FFF 1472m
--15138:1:aspacem 19: RSVN 00BE477000-00BEC75FFF 8384512 ----- SmUpper
--15138:1:aspacem 20: anon 00BEC76000-00BEC76FFF 4096 rwx--
--15138:1:aspacem 21: 00BEC77000-00BFC62FFF 15m
--15138:1:aspacem 22: ANON 00BFC63000-00BFC78FFF 90112 rw---
--15138:1:aspacem 23: RSVN 00BFC79000-00FFFFDFFF 1027m ----- SmFixed
--15138:1:aspacem 24: ANON 00FFFFE000-00FFFFEFFF 4096 -----
--15138:1:aspacem 25: RSVN 00FFFFF000-00FFFFFFFF 4096 ----- SmFixed
--15138:1:aspacem >>>
--15138:1:main
--15138:1:main
--15138:1:main Running thread 1
--15138:1:syswrap- entering VG_(main_thread_wrapper_NORETURN)
--15138:1:aspacem allocated thread stack at 0x623CB000 size 81920
--15138:1:syswrap- run_a_thread_NORETURN(tid=1): pre-thread_wrapper
--15138:1:syswrap- thread_wrapper(tid=1): entry
--15138-- unknown_SP_update: old_SP = 0xBEC767D0, new_SP = 0xBEC767D0, delta = 0
--15138:1:transtab allocate sector 0
--15138:1:mallocfr newSuperblock at 0x63BD1000 (pszB 65520) owner VALGRIND/ttaux
SYSCALL[15138,1]( 45) sys_brk ( 0x9100000 ) --> [pre-success] Success(0x9100000)
--15138-- unknown_SP_update: old_SP = 0xBEC767C0, new_SP = 0xBEC76798, delta = -40
SYSCALL[15138,1](126) sys_sigprocmask ( 2, 0xBEC767A0, 0x0 ) --> [pre-success] Success(0x0)
SYSCALL[15138,1]( 67) sys_sigaction ( 14, 0xBEC767A8, 0x0 ) --> [pre-success] Success(0x0)
SYSCALL[15138,1]( 67) sys_sigaction ( 29, 0xBEC767A8, 0x0 ) --> [pre-success] Success(0x0)
SYSCALL[15138,1]( 67) sys_sigaction ( 4, 0xBEC767A8, 0x0 ) --> [pre-success] Success(0x0)
SYSCALL[15138,1]( 67) sys_sigaction ( 7, 0xBEC767A8, 0x0 ) --> [pre-success] Success(0x0)
SYSCALL[15138,1]( 67) sys_sigaction ( 8, 0xBEC767A8, 0x0 ) --> [pre-success] Success(0x0)
SYSCALL[15138,1]( 67) sys_sigaction ( 11, 0xBEC767A8, 0x0 ) --> [pre-success] Success(0x0)
SYSCALL[15138,1]( 67) sys_sigaction ( 13, 0xBEC767A8, 0x0 ) --> [pre-success] Success(0x0)
SYSCALL[15138,1]( 67) sys_sigaction ( 17, 0xBEC767A8, 0x0 ) --> [pre-success] Success(0x0)
--15138-- unknown_SP_update: old_SP = 0xBEC76790, new_SP = 0xBEC76628, delta = -360
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/home/johnc/ttr3/TaitTerm_Application/Utilities/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/home/johnc/ttr3/TaitTerm_Base/Utilities/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/opt/ecos/gnutools/i386-elf/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/opt/ecos/gnutools/arm-elf/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/opt/ecos/ecos-2.0/tools/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/usr/lib/j2sdk-1.4.2/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/home/johnc/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/home/johnc/bin/html/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/home/johnc/src/Tools/Scripts/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/usr/local/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/usr/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/usr/bin/X11/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/usr/games/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/home/johnc/OpenOffice.org1.1.0/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(./../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/opt/rtems/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/usr/java/j2sdk1.4.2/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/opt/xerces/xerces-2_5_0/bin/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Failure(0x2)
SYSCALL[15138,1]( 33) sys_access ( 0xBEC76688(/opt/ecos/host_tools/libexec/../libexec/ecos/hal/synth/arch/v2_0/ecosynth), 1 )[sync] --> Success(0x0)
SYSCALL[15138,1]( 42) sys_pipe ( 0xBEC76670 )[sync] --> Success(0x0)
SYSCALL[15138,1]( 42) sys_pipe ( 0xBEC76668 )[sync] --> Success(0x0)
SYSCALL[15138,1]( 2) sys_fork ( ) --> [pre-success] Success(0x0)
SYSCALL[15139,1]( 6) sys_close ( 4 )[sync] --> Success(0x0)
SYSCALL[15139,1]( 6) sys_close ( 5 )[sync] --> Success(0x0)
SYSCALL[15139,1]( 63) sys_dup2 ( 6, 4 )[sync] --> Success(0x4)
SYSCALL[15139,1]( 6) sys_close ( 6 )[sync] --> Success(0x0)
fork: process 15138 created child 15139
--> [pre-success] Success(0x3B23)
SYSCALL[15138,1]( 6) sys_close ( 3 )[sync] --> Success(0x0)
SYSCALL[15138,1]( 6) sys_close ( 6 )[sync] --> Success(0x0)
SYSCALL[15138,1]( 3) sys_read ( 5, 0xBEC7664F, 1 ) --> [async] ...
SYSCALL[15139,1]( 11) sys_execve ( 0xBEC76688(/opt/ecos/host_tools/libexec/ecos/hal/synth/arch/v2_0/ecosynth), 0xBEC767D4, 0xBEC767EC )--15139:1:syswrap Exec of /opt/ecos/host_tools/libexec/ecos/hal/synth/arch/v2_0/ecosynth
--15138-- unknown_SP_update: old_SP = 0xBEC76610, new_SP = 0xBEC76610, delta = 0
SYSCALL[15138,1]( 3) ... [async] --> Success(0x1)
--15138-- unknown_SP_update: old_SP = 0xBEC765F0, new_SP = 0xBEC765A8, delta = -72
SYSCALL[15138,1]( 4) sys_write ( 4, 0xBEC765C8, 24 ) --> [async] ...
--15138-- unknown_SP_update: old_SP = 0xBEC76590, new_SP = 0xBEC76590, delta = 0
SYSCALL[15138,1]( 4) ... [async] --> Success(0x18)
SYSCALL[15138,1]( 3) sys_read ( 5, 0xBEC765C0, 8 ) --> [async] ...
--15138-- unknown_SP_update: old_SP = 0xBEC76590, new_SP = 0xBEC76590, delta = 0
SYSCALL[15138,1]( 3) ... [async] --> Success(0x8)
--15138-- unknown_SP_update: old_SP = 0xBEC765A8, new_SP = 0xBEC765F0, delta = 72
--15138-- unknown_SP_update: old_SP = 0xBEC765F8, new_SP = 0xBEC76628, delta = 48
--15138-- unknown_SP_update: old_SP = 0xBEC76628, new_SP = 0xBEC76790, delta = 360
--15138-- unknown_SP_update: old_SP = 0xBEC76798, new_SP = 0xBEC767C0, delta = 40
--15138-- unknown_SP_update: old_SP = 0xBEC767B0, new_SP = 0xBEC7679C, delta = -20
--15138-- unknown_SP_update: old_SP = 0xBEC76730, new_SP = 0xBEC764F8, delta = -568
--15138-- unknown_SP_update: old_SP = 0xBEC764C0, new_SP = 0xBEC76478, delta = -72
SYSCALL[15138,1]( 4) sys_write ( 4, 0xBEC76498, 24 ) --> [async] ...
--15138-- unknown_SP_update: old_SP = 0xBEC76460, new_SP = 0xBEC76460, delta = 0
SYSCALL[15138,1]( 4) ... [async] --> Success(0x18)
SYSCALL[15138,1]( 4) sys_write ( 4, 0xBEC76508, 30 ) --> [async] ...
--15138-- unknown_SP_update: old_SP = 0xBEC76460, new_SP = 0xBEC76460, delta = 0
SYSCALL[15138,1]( 4) ... [async] --> Success(0x1E)
SYSCALL[15138,1]( 3) sys_read ( 5, 0xBEC76490, 8 ) --> [async] ...
--15138-- unknown_SP_update: old_SP = 0xBEC76460, new_SP = 0xBEC76460, delta = 0
SYSCALL[15138,1]( 3) ... [async] --> Success(0x8)
--15138-- unknown_SP_update: old_SP = 0xBEC76478, new_SP = 0xBEC764C0, delta = 72
--15138-- unknown_SP_update: old_SP = 0xBEC764C8, new_SP = 0xBEC764F8, delta = 48
--15138-- unknown_SP_update: old_SP = 0xBEC764F8, new_SP = 0xBEC76730, delta = 568
--15138-- unknown_SP_update: old_SP = 0xBEC76758, new_SP = 0xBEC76760, delta = 8
--15138-- unknown_SP_update: old_SP = 0xBEC76768, new_SP = 0xBEC76770, delta = 8
--15138-- unknown_SP_update: old_SP = 0xBEC76778, new_SP = 0xBEC76790, delta = 24
--15138-- unknown_SP_update: old_SP = 0xBEC76798, new_SP = 0xBEC767B0, delta = 24
--15138-- unknown_SP_update: old_SP = 0xBEC767B0, new_SP = 0xBEC7679C, delta = -20
--15138-- unknown_SP_update: old_SP = 0xBEC76770, new_SP = 0xBEC7675C, delta = -20
--15138-- unknown_SP_update: old_SP = 0xBEC76750, new_SP = 0xBEC7671C, delta = -52
--15138-- unknown_SP_update: old_SP = 0xBEC76710, new_SP = 0xBEC766FC, delta = -20
--15138-- unknown_SP_update: old_SP = 0xBEC766F8, new_SP = 0xBEC76710, delta = 24
--15138-- unknown_SP_update: old_SP = 0xBEC766CC, new_SP = 0xBEC766B8, delta = -20
--15138-- unknown_SP_update: old_SP = 0xBEC76698, new_SP = 0xBEC766A0, delta = 8
--15138-- unknown_SP_update: old_SP = 0xBEC766A8, new_SP = 0xBEC766B0, delta = 8
--15138-- unknown_SP_update: old_SP = 0xBEC766B0, new_SP = 0xBEC766B0, delta = 0
--15138-- unknown_SP_update: old_SP = 0xBEC766B8, new_SP = 0xBEC766CC, delta = 20
--15138-- unknown_SP_update: old_SP = 0xBEC766CC, new_SP = 0xBEC766D0, delta = 4
--15138-- unknown_SP_update: old_SP = 0xBEC766D8, new_SP = 0xBEC76700, delta = 40
--15138-- unknown_SP_update: old_SP = 0xBEC766DC, new_SP = 0xBEC766C8, delta = -20
--15138-- unknown_SP_update: old_SP = 0xBEC766A8, new_SP = 0xBEC766B0, delta = 8
--15138-- unknown_SP_update: old_SP = 0xBEC766B8, new_SP = 0xBEC766C0, delta = 8
--15138-- unknown_SP_update: old_SP = 0xBEC766C0, new_SP = 0xBEC766C0, delta = 0
--15138-- unknown_SP_update: old_SP = 0xBEC766C8, new_SP = 0xBEC766DC, delta = 20
--15138-- unknown_SP_update: old_SP = 0xBEC766DC, new_SP = 0xBEC766E0, delta = 4
--15138-- unknown_SP_update: old_SP = 0xBEC766E8, new_SP = 0xBEC76710, delta = 40
--15138-- unknown_SP_update: old_SP = 0xBEC76718, new_SP = 0xBEC76750, delta = 56
--15138-- unknown_SP_update: old_SP = 0xBEC76758, new_SP = 0xBEC76770, delta = 24
--15138-- unknown_SP_update: old_SP = 0xBEC76778, new_SP = 0xBEC76790, delta = 24
--15138-- unknown_SP_update: old_SP = 0xBEC76798, new_SP = 0xBEC767B0, delta = 24
--15138-- unknown_SP_update: old_SP = 0xBEC767B0, new_SP = 0xBEC7679C, delta = -20
--15138-- unknown_SP_update: old_SP = 0xBEC76788, new_SP = 0xBEC76790, delta = 8
--15138-- unknown_SP_update: old_SP = 0xBEC76798, new_SP = 0xBEC767B0, delta = 24
--15138-- unknown_SP_update: old_SP = 0xBEC767B0, new_SP = 0xBEC7679C, delta = -20
--15138-- unknown_SP_update: old_SP = 0xBEC76770, new_SP = 0xBEC76738, delta = -56
--15138-- unknown_SP_update: old_SP = 0xBEC766EC, new_SP = 0xBEC766D8, delta = -20
--15138-- unknown_SP_update: old_SP = 0xBEC766B8, new_SP = 0xBEC766C0, delta = 8
--15138-- unknown_SP_update: old_SP = 0xBEC766C8, new_SP = 0xBEC766D0, delta = 8
>>>>>>>>>>>>>Snipped about 2000 lines of the same sort of thing<<<<<<<<<<<<<<<<<<<<<<<<
--15138-- unknown_SP_update: old_SP = 0x8A862D0, new_SP = 0x8A862D8, delta = 8
--15138-- unknown_SP_update: old_SP = 0x8A862E4, new_SP = 0x8A862E8, delta = 4
--15138-- unknown_SP_update: old_SP = 0x8A862D8, new_SP = 0x8A862B0, delta = -40
--15138-- unknown_SP_update: old_SP = 0x8A862B0, new_SP = 0x8A862D8, delta = 40
--15138-- unknown_SP_update: old_SP = 0x8A862D4, new_SP = 0x8A862D8, delta = 4
--15138-- unknown_SP_update: old_SP = 0x8A862D8, new_SP = 0x8A862B0, delta = -40
--15138-- unknown_SP_update: old_SP = 0x8A862B0, new_SP = 0x8A862D8, delta = 40
--15138-- unknown_SP_update: old_SP = 0x8A862D4, new_SP = 0x8A862D8, delta = 4
--15138-- unknown_SP_update: old_SP = 0x8A862D8, new_SP = 0x8A862B0, delta = -40
--15138-- unknown_SP_update: old_SP = 0x8A862B0, new_SP = 0x8A862D8, delta = 40
--15138-- unknown_SP_update: old_SP = 0x8A862D4, new_SP = 0x8A862D8, delta = 4
--15138-- unknown_SP_update: old_SP = 0x8A862D8, new_SP = 0x8A862B0, delta = -40
--15138-- unknown_SP_update: old_SP = 0x8A862B0, new_SP = 0x8A862D8, delta = 40
--15138-- unknown_SP_update: old_SP = 0x8A862D4, new_SP = 0x8A86290, delta = -68
--15138-- unknown_SP_update: old_SP = 0x8A86244, new_SP = 0x8A86230, delta = -20
--15138-- unknown_SP_update: old_SP = 0x8A86210, new_SP = 0x8A86218, delta = 8
--15138-- unknown_SP_update: old_SP = 0x8A86220, new_SP = 0x8A86228, delta = 8
--15138-- unknown_SP_update: old_SP = 0x8A86228, new_SP = 0x8A86228, delta = 0
--15138-- unknown_SP_update: old_SP = 0x8A86220, new_SP = 0x8A86228, delta = 8
--15138-- unknown_SP_update: old_SP = 0x8A86230, new_SP = 0x8A86244, delta = 20
--15138-- unknown_SP_update: old_SP = 0x8A86244, new_SP = 0x8A86248, delta = 4
--15138-- unknown_SP_update: old_SP = 0x8A86250, new_SP = 0x8A86278, delta = 40
--15138-- unknown_SP_update: old_SP = 0x8A86254, new_SP = 0x8A86240, delta = -20
--15138-- unknown_SP_update: old_SP = 0x8A86220, new_SP = 0x8A86228, delta = 8
--15138-- unknown_SP_update: old_SP = 0x8A86230, new_SP = 0x8A86238, delta = 8
--15138-- unknown_SP_update: old_SP = 0x8A86238, new_SP = 0x8A86238, delta = 0
--15138-- unknown_SP_update: old_SP = 0x8A86230, new_SP = 0x8A86238, delta = 8
--15138-- unknown_SP_update: old_SP = 0x8A86240, new_SP = 0x8A86254, delta = 20
--15138-- unknown_SP_update: old_SP = 0x8A86254, new_SP = 0x8A86258, delta = 4
--15138-- unknown_SP_update: old_SP = 0x8A86260, new_SP = 0x8A86288, delta = 40
--15138-- unknown_SP_update: old_SP = 0x8A862A0, new_SP = 0x8A862D8, delta = 56
--15138-- unknown_SP_update: old_SP = 0x8A862D0, new_SP = 0x8A862D8, delta = 8
--15138-- unknown_SP_update: old_SP = 0x8A862D0, new_SP = 0x8A862D8, delta = 8
--15138-- unknown_SP_update: old_SP = 0x8A862D8, new_SP = 0x8A862B0, delta = -40
--15138-- unknown_SP_update: old_SP = 0x8A862B0, new_SP = 0x8A862D8, delta = 40
--15138-- unknown_SP_update: old_SP = 0x8A862DC, new_SP = 0x8A862C0, delta = -28
--15138-- unknown_SP_update: old_SP = 0x8A862C0, new_SP = 0x8A37184, delta = -323900
--15138:1:mallocfr newSuperblock at 0x63BE9000 (pszB 262128) owner VALGRIND/exectxt
--15138:1:mallocfr newSuperblock at 0x63C29000 (pszB 65520) owner VALGRIND/errors
==15138== Use of uninitialised value of size 4
==15138== at 0x800EA4A: ???
--15138-- unknown_SP_update: old_SP = 0x8A37184, new_SP = 0x8A3714C, delta = -56
--15138-- unknown_SP_update: old_SP = 0x8A37100, new_SP = 0x8A370EC, delta = -20
--15138-- unknown_SP_update: old_SP = 0x8A370CC, new_SP = 0x8A370D4, delta = 8
==15138==
==15138== Conditional jump or move depends on uninitialised value(s)
==15138== at 0x800401A: ???
==15138==
==15138== Use of uninitialised value of size 4
==15138== at 0x8011172: ???
--15138-- unknown_SP_update: old_SP = 0x8A370DC, new_SP = 0x8A370E4, delta = 8
--15138-- unknown_SP_update: old_SP = 0x8A370E4, new_SP = 0x8A370E4, delta = 0
>>>>>>>>>>>>snipped about 80000 lines of the same<<<<<<<<<<<<<<<<<
==15138== 24696 errors in context 53 of 54:
==15138== Use of uninitialised value of size 4
==15138== at 0x8011DD6: ???
==15138==
==15138== 32928 errors in context 54 of 54:
==15138== Conditional jump or move depends on uninitialised value(s)
==15138== at 0x8011E5C: ???
==15138== IN SUMMARY: 189993 errors from 54 contexts (suppressed: 0 from 0)
==15138==
==15138== malloc/free: in use at exit: 0 bytes in 0 blocks.
==15138== malloc/free: 0 allocs, 0 frees, 0 bytes allocated.
==15138==
==15138== All heap blocks were freed -- no leaks are possible.
--15138-- memcheck: sanity checks: 4 cheap, 1 expensive
--15138-- memcheck: auxmaps: 0 auxmap entries (0k, 0M) in use
--15138-- memcheck: auxmaps: 0 searches, 0 comparisons
--15138-- memcheck: SMs: n_issued = 9 (144k, 0M)
--15138-- memcheck: SMs: n_deissued = 1 (16k, 0M)
--15138-- memcheck: SMs: max_noaccess = 65535 (1048560k, 1023M)
--15138-- memcheck: SMs: max_undefined = 107 (1712k, 1M)
--15138-- memcheck: SMs: max_defined = 8 (128k, 0M)
--15138-- memcheck: SMs: max_non_DSM = 8 (128k, 0M)
--15138-- memcheck: max sec V bit nodes: 0 (0k, 0M)
--15138-- memcheck: set_sec_vbits8 calls: 0 (new: 0, updates: 0)
--15138-- memcheck: max shadow mem size: 432k, 0M
--15138-- translate: fast SP updates identified: 3,871 ( 88.5%)
--15138-- translate: generic_known SP updates identified: 242 ( 5.5%)
--15138-- translate: generic_unknown SP updates identified: 261 ( 5.9%)
--15138-- tt/tc: 2,757 tt lookups requiring 2,760 probes
--15138-- tt/tc: 2,757 fast-cache updates, 2 flushes
--15138-- transtab: new 1,378 (34,584 -> 580,459; ratio 167:10) [0 scs]
--15138-- transtab: dumped 0 (0 -> ??)
--15138-- transtab: discarded 0 (0 -> ??)
--15138-- scheduler: 408,509 jumps (bb entries).
--15138-- scheduler: 4/2,325 major/minor sched events.
--15138-- sanity: 5 cheap, 1 expensive checks.
--15138-- exectx: 30,011 lists, 54 contexts (avg 0 per list)
--15138-- exectx: 189,993 searches, 189,939 full compares (999 per 1000)
--15138-- exectx: 0 cmp2, 2,977,537 cmp4, 0 cmpAll
--15138:1:core_os VG_(terminate_NORETURN)(tid=1)
John Carter Phone : (64)(3) 358 6639
Tait Electronics Fax : (64)(3) 359 4632
PO Box 1645 Christchurch Email : joh...@ta...
New Zealand
Carter's Clarification of Murphy's Law.
"Things only ever go right so that they may go more spectacularly wrong later."
>From this principle, all of life and physics may be deduced.
|
|
From: <js...@ac...> - 2006-06-27 10:51:15
|
Nightly build on minnie ( SuSE 10.0, ppc32 ) started at 2006-06-27 09:00:01 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 206 tests, 11 stderr failures, 5 stdout failures, 0 posttest failures == memcheck/tests/leak-cycle (stderr) memcheck/tests/leak-tree (stderr) memcheck/tests/leakotron (stdout) memcheck/tests/mempool (stderr) memcheck/tests/pointer-trace (stderr) memcheck/tests/sigaltstack (stderr) memcheck/tests/xml1 (stderr) none/tests/faultstatus (stderr) none/tests/mremap (stderr) none/tests/ppc32/jm-fp (stdout) none/tests/ppc32/jm-fp (stderr) none/tests/ppc32/round (stdout) none/tests/ppc32/round (stderr) none/tests/ppc32/test_fx (stdout) none/tests/ppc32/test_fx (stderr) none/tests/ppc32/test_gx (stdout) |
|
From: Nicholas N. <nj...@cs...> - 2006-06-27 10:16:52
|
No. |
|
From: Huang Shizhu-E. <E1...@mo...> - 2006-06-27 10:07:31
|
Shizhu Huang 86-10-65642107 |
|
From: <js...@ac...> - 2006-06-27 03:12:19
|
Nightly build on phoenix ( SuSE 10.0 ) started at 2006-06-27 03:30:02 BST Checking out vex source tree ... done Building vex ... done Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 235 tests, 4 stderr failures, 0 stdout failures, 0 posttest failures == memcheck/tests/leak-tree (stderr) memcheck/tests/stack_switch (stderr) memcheck/tests/x86/scalar (stderr) memcheck/tests/x86/scalar_supp (stderr) |
|
From: Tom H. <th...@cy...> - 2006-06-27 03:06:43
|
Nightly build on ford ( i686, Fedora Core 4 ) started at 2006-06-27 03:25:16 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 235 tests, 5 stderr failures, 0 stdout failures, 0 posttest failures == memcheck/tests/leak-tree (stderr) memcheck/tests/pointer-trace (stderr) memcheck/tests/stack_switch (stderr) memcheck/tests/x86/scalar (stderr) memcheck/tests/x86/scalar_supp (stderr) |
|
From: Tom H. <to...@co...> - 2006-06-27 02:45:47
|
Nightly build on dunsmere ( athlon, Fedora Core 5 ) started at 2006-06-27 03:30:04 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 237 tests, 5 stderr failures, 0 stdout failures, 0 posttest failures == memcheck/tests/mempool (stderr) memcheck/tests/pointer-trace (stderr) memcheck/tests/stack_switch (stderr) memcheck/tests/x86/scalar (stderr) memcheck/tests/xml1 (stderr) |
|
From: Tom H. <th...@cy...> - 2006-06-27 02:45:23
|
Nightly build on alvis ( i686, Red Hat 7.3 ) started at 2006-06-27 03:15:11 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 236 tests, 19 stderr failures, 0 stdout failures, 0 posttest failures == memcheck/tests/addressable (stderr) memcheck/tests/badjump (stderr) memcheck/tests/describe-block (stderr) memcheck/tests/erringfds (stderr) memcheck/tests/leak-0 (stderr) memcheck/tests/leak-cycle (stderr) memcheck/tests/leak-regroot (stderr) memcheck/tests/leak-tree (stderr) memcheck/tests/match-overrun (stderr) memcheck/tests/mempool (stderr) memcheck/tests/partial_load_dflt (stderr) memcheck/tests/partial_load_ok (stderr) memcheck/tests/partiallydefinedeq (stderr) memcheck/tests/pointer-trace (stderr) memcheck/tests/sigkill (stderr) memcheck/tests/stack_changes (stderr) memcheck/tests/x86/scalar (stderr) memcheck/tests/x86/scalar_supp (stderr) memcheck/tests/xml1 (stderr) |
|
From: Tom H. <th...@cy...> - 2006-06-27 02:37:06
|
Nightly build on gill ( x86_64, Fedora Core 2 ) started at 2006-06-27 03:00:15 BST Results unchanged from 24 hours ago Checking out valgrind source tree ... done Configuring valgrind ... done Building valgrind ... done Running regression tests ... failed Regression test results follow == 260 tests, 4 stderr failures, 0 stdout failures, 0 posttest failures == memcheck/tests/stack_switch (stderr) memcheck/tests/x86/scalar (stderr) memcheck/tests/x86/scalar_supp (stderr) none/tests/fdleak_fcntl (stderr) |