buildbot failure in LLVM on llvm-clang-lld-x86_64-debian-fast

Tue Jun 7 04:30:19 PDT 2016

I can reproduce this on my Linux machine.  The output of the test:

Live Heap Allocations: 76107 bytes from 61 allocations; showing top 100%
72704 byte(s) (95%) in 1 allocation(s)
    #0 0x4b447d  (/home/kuba/llvm-ninja-release/projects/compiler-rt/test/asan/X86_64LinuxConfig/TestCases/Linux/Output/print_memory_profile_test.cc.tmp+0x4b447d)
    #1 0x7ffff7ae11ff  (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0x8a1ff)

2227 byte(s) (2%) in 17 allocation(s)
    #0 0x4e03db  (/home/kuba/llvm-ninja-release/projects/compiler-rt/test/asan/X86_64LinuxConfig/TestCases/Linux/Output/print_memory_profile_test.cc.tmp+0x4e03db)
    #1 0x4e2502  (/home/kuba/llvm-ninja-release/projects/compiler-rt/test/asan/X86_64LinuxConfig/TestCases/Linux/Output/print_memory_profile_test.cc.tmp+0x4e2502)
    #2 0x7ffff6b64a3f  (/lib/x86_64-linux-gnu/libc.so.6+0x20a3f)

1008 byte(s) (1%) in 42 allocation(s)
    #0 0x4e03db  (/home/kuba/llvm-ninja-release/projects/compiler-rt/test/asan/X86_64LinuxConfig/TestCases/Linux/Output/print_memory_profile_test.cc.tmp+0x4e03db)
    #1 0x4e257c  (/home/kuba/llvm-ninja-release/projects/compiler-rt/test/asan/X86_64LinuxConfig/TestCases/Linux/Output/print_memory_profile_test.cc.tmp+0x4e257c)
    #2 0x7ffff6b64a3f  (/lib/x86_64-linux-gnu/libc.so.6+0x20a3f)

168 byte(s) (0%) in 1 allocation(s)
    #0 0x4b447d  (/home/kuba/llvm-ninja-release/projects/compiler-rt/test/asan/X86_64LinuxConfig/TestCases/Linux/Output/print_memory_profile_test.cc.tmp+0x4b447d)
    #1 0x7ffff7de921f  (/lib64/ld-linux-x86-64.so.2+0x1021f)
    #2 0x2d6d766c6c2f6161  (<unknown module>)

Live Heap Allocations: 76107 bytes from 61 allocations; showing top 50%
72704 byte(s) (95%) in 1 allocation(s)
    #0 0x4b447d  (/home/kuba/llvm-ninja-release/projects/compiler-rt/test/asan/X86_64LinuxConfig/TestCases/Linux/Output/print_memory_profile_test.cc.tmp+0x4b447d)
    #1 0x7ffff7ae11ff  (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0x8a1ff)

Symbolicated:

Live Heap Allocations: 76107 bytes from 61 allocations; showing top 100%
72704 byte(s) (95%) in 1 allocation(s)
    #0 0x4b447d <__interceptor_malloc()+173>
    #1 0x7ffff7ae11ff  (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0x8a1ff)

2227 byte(s) (2%) in 17 allocation(s)
    #0 0x4e03db <operator new[]()+155>
    #1 0x4e2502 <main()+50>
    #2 0x7ffff6b64a3f <__libc_start_main+239>

1008 byte(s) (1%) in 42 allocation(s)
    #0 0x4e03db <operator new[]()+155>
    #1 0x4e257c <main()+172>
    #2 0x7ffff6b64a3f <__libc_start_main+239>

168 byte(s) (0%) in 1 allocation(s)
    #0 0x4b447d <__interceptor_malloc()+173>
    #1 0x7ffff7de921f <_dl_signal_error+111>
    #2 0x2d6d766c6c2f6161  (<unknown module>)

Live Heap Allocations: 76107 bytes from 61 allocations; showing top 50%
72704 byte(s) (95%) in 1 allocation(s)
    #0 0x4b447d <__interceptor_malloc()+173>
    #1 0x7ffff7ae11ff  (/usr/lib/x86_64-linux-gnu/libstdc++.so.6+0x8a1ff)

Stack traces of the two not-from-main allocations:

1) size 168:

#0  __interceptor_malloc () at /home/kuba/llvm/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:61
#1  0x00007ffff7de9220 in _dl_signal_error (errcode=errcode at entry=0, 
    objname=objname at entry=0x7fffffffe730 "/home/kuba/llvm-ninja-release/projects/compiler-rt/test/asan/X86_64LinuxConfig/TestCases/Linux/Output/print_memory_profile_test.cc.tmp", 
    occation=occation at entry=0x7ffff7df6a18 "symbol lookup error", errstring=errstring at entry=0x7fffffffe0d0 "undefined symbol: swift_demangle") at dl-error.c:90
#2  0x00007ffff7de93e3 in _dl_signal_cerror (errcode=0, 
    objname=0x7fffffffe730 "/home/kuba/llvm-ninja-release/projects/compiler-rt/test/asan/X86_64LinuxConfig/TestCases/Linux/Output/print_memory_profile_test.cc.tmp", 
    occation=0x7ffff7df6a18 "symbol lookup error", errstring=0x7fffffffe0d0 "undefined symbol: swift_demangle") at dl-error.c:155
#3  0x00007ffff7de4455 in _dl_lookup_symbol_x (undef_name=0x4f40ae <.L.str9> "swift_demangle", undef_map=0x7ffff7ffe188, ref=0x7fffffffe238, symbol_scope=0x7ffff7ffe4e0, version=<optimized out>, 
    type_class=0, flags=3, skip_map=0x0) at dl-lookup.c:817
#4  0x00007ffff6c872b1 in do_sym (handle=0x0, name=0x4f40ae <.L.str9> "swift_demangle", who=<optimized out>, vers=vers at entry=0x0, flags=flags at entry=2) at dl-sym.c:161
#5  0x00007ffff6c876cd in _dl_sym (handle=<optimized out>, name=<optimized out>, who=<optimized out>) at dl-sym.c:273
#6  0x00007ffff71260f4 in dlsym_doit (a=a at entry=0x7fffffffe430) at dlsym.c:50
#7  0x00007ffff7de9464 in _dl_catch_error (objname=0x72f720 <alloc_memory_for_dlsym+16>, errstring=0x72f728 <alloc_memory_for_dlsym+24>, mallocedp=0x72f718 <alloc_memory_for_dlsym+8>, 
    operate=0x7ffff71260e0 <dlsym_doit>, args=0x7fffffffe430) at dl-error.c:187
#8  0x00007ffff712662d in _dlerror_run (operate=operate at entry=0x7ffff71260e0 <dlsym_doit>, args=args at entry=0x7fffffffe430) at dlerror.c:163
#9  0x00007ffff7126148 in __dlsym (handle=<optimized out>, name=<optimized out>) at dlsym.c:70
#10 0x00000000004d7564 in InitializeSwiftDemangler () at /home/kuba/llvm/projects/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cc:78
#11 LateInitialize () at /home/kuba/llvm/projects/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cc:496
#12 0x00000000004be1a5 in AsanInitInternal () at /home/kuba/llvm/projects/compiler-rt/lib/asan/asan_rtl.cc:568
#13 0x00007ffff7de9722 in _dl_init (main_map=0x7ffff7ffe188, argc=1, argv=0x7fffffffe518, env=0x7fffffffe528) at dl-init.c:105
#14 0x00007ffff7dd9d0a in _dl_start_user () from /lib64/ld-linux-x86-64.so.2

2) size 72704:

#0  __interceptor_malloc () at /home/kuba/llvm/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:61
#1  0x00007ffff7ae1200 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#2  0x00007ffff7de95ba in call_init (l=<optimized out>, argc=argc at entry=1, argv=argv at entry=0x7fffffffe518, env=env at entry=0x7fffffffe528) at dl-init.c:72
#3  0x00007ffff7de96cb in call_init (env=<optimized out>, argv=<optimized out>, argc=<optimized out>, l=<optimized out>) at dl-init.c:30
#4  _dl_init (main_map=0x7ffff7ffe188, argc=1, argv=0x7fffffffe518, env=0x7fffffffe528) at dl-init.c:120
#5  0x00007ffff7dd9d0a in _dl_start_user () from /lib64/ld-linux-x86-64.so.2

Kuba

> On 7 Jun 2016, at 03:18, Kostya Serebryany <kcc at google.com> wrote:
> 
> Interesting. 
> Our bots don't see this and are green (except for an unrelated msan failure).
> http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux <http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux>
> http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux-bootstrap <http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux-bootstrap>
> 
> Can you or someone reproduce this locally and send the full output of the test?
> 
> >>> (this was accidentally turned off for about a week)
> OUCH! 
> 
> 
> 
> On Mon, Jun 6, 2016 at 10:08 AM, Kuba Brecka <jbrecka at apple.com <mailto:jbrecka at apple.com>> wrote:
> Hi Kostya,
> 
> my recent change started running ASan tests during “check-all” again (this was accidentally turned off for about a week), and this bot is complaining about print_memory_profile_test.cc (which I guess is your quite new test).  Could you look into that?
> 
> Thanks,
> Kuba
> 
>> Begin forwarded message:
>> 
>> From: llvm.buildmaster at lab.llvm.org <mailto:llvm.buildmaster at lab.llvm.org>
>> Subject: buildbot failure in LLVM on llvm-clang-lld-x86_64-debian-fast
>> Date: 6 June 2016 at 18:59:39 GMT+2
>> To: Kuba Brecka <kuba.brecka at gmail.com <mailto:kuba.brecka at gmail.com>>
>> Cc: gkistanova at gmail.com <mailto:gkistanova at gmail.com>
>> 
>> The Buildbot has detected a new failure on builder llvm-clang-lld-x86_64-debian-fast while building compiler-rt.
>> Full details are available at:
>> http://lab.llvm.org:8011/builders/llvm-clang-lld-x86_64-debian-fast/builds/38714 <http://lab.llvm.org:8011/builders/llvm-clang-lld-x86_64-debian-fast/builds/38714>
>> 
>> Buildbot URL: http://lab.llvm.org:8011/ <http://lab.llvm.org:8011/>
>> 
>> Buildslave for this Build: gribozavr4
>> 
>> Build Reason: scheduler
>> Build Source Stamp: [branch trunk] 271906
>> Blamelist: kuba.brecka
>> 
>> BUILD FAILED: failed test
>> 
>> sincerely,
>> -The Buildbot
>> 
>> 
>> 
> 
> 

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