[Aptitude-devel] Bug#668544: aptitude hangs with full cpu load.

Raúl Sánchez Siles rasasi78 at gmail.com
Thu Apr 12 16:37:41 UTC 2012


Package: aptitude
Version: 0.6.6-1
Severity: normal

  Hello:

  I've lately experienced a 100% cpu load by aptitude. I wouldn't be able to 
point a specific cause, but it seems the conflict resolver is involved.

  I've attached gdb when aptitude hanged and I'm inlining the backtrace I get:

0x0000000000605c99 in unlink (x=0x1ae7c10) at /usr/include/boost/multi_index/detail/hash_index_node.hpp:72

warning: Source file is more recent than executable.
72          while(y->next()!=x){y=y->next();}
(gdb) bt
#0  0x0000000000605c99 in unlink (x=0x1ae7c10) at /usr/include/boost/multi_index/detail/hash_index_node.hpp:72
#1  unlink (x=0x1ae7be0) at /usr/include/boost/multi_index/hashed_index.hpp:1021
#2  erase_ (x=0x1ae7be0, this=0x9c4bd0) at /usr/include/boost/multi_index/hashed_index.hpp:727
#3  erase_ (x=0x1ae7be0, this=0x9c4bc0) at /usr/include/boost/multi_index_container.hpp:529
#4  final_erase_ (x=0x1ae7be0, this=0x9c4bd0) at /usr/include/boost/multi_index/detail/index_base.hpp:155
#5  erase (position=..., this=0x9c4bd0) at /usr/include/boost/multi_index/hashed_index.hpp:282
#6  boost::flyweights::hashed_factory_class<boost::flyweights::detail::refcounted_value<boost::flyweights::detail::default_value_policy<generic_solver_information<aptitude_universe>::choice_set_with_hash>::rep_type, generic_solver_information<aptitude_universe>::choice_set_with_hash>, generic_solver_information<aptitude_universe>::choice_set_with_hash, generic_solver_information<aptitude_universe>::hash_choice_set_with_hash, mpl_::na, mpl_::na>::erase (this=0x9c4bc0, 
    h=0x1ae7be0) at /usr/include/boost/flyweight/hashed_factory.hpp:77
#7  0x0000000000605e44 in erase<bool (*)(boost::flyweights::detail::refcounted_handle<boost::flyweights::detail::refcounted_value<boost::flyweights::detail::default_value_policy<generic_solver_information<aptitude_universe>::choice_set_with_hash>::rep_type, generic_solver_information<aptitude_universe>::choice_set_with_hash> const*, boost::flyweights::detail::flyweight_core_tracking_helper<boost::flyweights::detail::default_value_policy<generic_solver_information<aptitude_universe>::choice_set_with_hash>, mpl_::na, boost::flyweights::refcounted, boost::flyweights::hashed_factory<generic_solver_information<aptitude_universe>::hash_choice_set_with_hash, mpl_::na, mpl_::na, 0>, boost::flyweights::simple_locking, boost::flyweights::static_holder> > const&)> (check=<optimized out>, h=...)
    at /usr/include/boost/flyweight/detail/flyweight_core.hpp:70
#8  ~refcounted_handle (this=0x23bf4a8, __in_chrg=<optimized out>) at /usr/include/boost/flyweight/refcounted.hpp:113
#9  ~flyweight (this=0x23bf4a8, __in_chrg=<optimized out>) at /usr/include/boost/flyweight/flyweight.hpp:115
#10 generic_solver_information<aptitude_universe>::~generic_solver_information (this=0x23bf4a0, __in_chrg=<optimized out>)
    at ../../../../src/generic/problemresolver/search_graph.h:53
#11 0x0000000000605f61 in ~pair (this=0x23bf470, __in_chrg=<optimized out>) at /usr/include/c++/4.6/bits/stl_pair.h:87
#12 _Destroy<std::pair<generic_choice<aptitude_universe>, generic_solver_information<aptitude_universe> > > (__pointer=0x23bf470)
    at /usr/include/c++/4.6/bits/stl_construct.h:94
#13 __destroy<std::pair<generic_choice<aptitude_universe>, generic_solver_information<aptitude_universe> >*> (__last=<optimized out>, __first=0x23bf470)
    at /usr/include/c++/4.6/bits/stl_construct.h:104
#14 _Destroy<std::pair<generic_choice<aptitude_universe>, generic_solver_information<aptitude_universe> >*> (__last=0x23bf4c0, __first=<optimized out>)
    at /usr/include/c++/4.6/bits/stl_construct.h:127
#15 _Destroy<std::pair<generic_choice<aptitude_universe>, generic_solver_information<aptitude_universe> >*, std::pair<generic_choice<aptitude_universe>, generic_solver_information<aptitude_universe> > > (__last=0x23bf4c0, __first=<optimized out>) at /usr/include/c++/4.6/bits/stl_construct.h:153
#16 ~vector (this=0x23e9d90, __in_chrg=<optimized out>) at /usr/include/c++/4.6/bits/stl_vector.h:350
---Type <return> to continue, or q <return> to quit---
#17 generic_dep_solvers<aptitude_universe>::~generic_dep_solvers (this=0x23e9d90, __in_chrg=<optimized out>)
    at ../../../../src/generic/problemresolver/search_graph.h:315
#18 0x0000000000614fdb in ~rep_type (this=0x23e9d90, __in_chrg=<optimized out>) at /usr/include/boost/flyweight/detail/default_value_policy.hpp:34
#19 ~refcounted_value (this=0x23e9d90, __in_chrg=<optimized out>) at /usr/include/boost/flyweight/refcounted.hpp:50
#20 destroy<boost::flyweights::detail::refcounted_value<boost::flyweights::detail::default_value_policy<generic_d

  At this point if I proceed with a finish command in gdb, gdb will never take
back control of the application and will eventually either crash or finish (end)
aptitude.

  I also can provide a state bundle (~50MB) on request.

  This bug looks similar to http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=629266
but since that one is tagged for squeeze and I'm on sid I chose to file a new 
bug report.

  Please let me know if I can help to debug this issue.

  Regards,

-- Package-specific info:
Terminal: xterm
$DISPLAY is set.
which aptitude: /usr/bin/aptitude

aptitude version information:
aptitude 0.6.6 compiled at Mar 27 2012 22:36:24
Compiler: g++ 4.6.3
Compiled against:
  apt version 4.10.1
  NCurses version 5.9
  libsigc++ version: 2.2.10
  Ept support enabled.
  Gtk+ support disabled.
  Qt support disabled.

Current library versions:
  NCurses version: ncurses 5.9.20110404
  cwidget version: 0.5.16
  Apt version: 4.10.1

aptitude linkage:
	linux-vdso.so.1 =>  (0x00007fffaefff000)
	libapt-pkg.so.4.10 => /usr/lib/libapt-pkg.so.4.10 (0x00007fa9097d1000)
	libncursesw.so.5 => /lib/x86_64-linux-gnu/libncursesw.so.5 (0x00007fa9095a2000)
	libtinfo.so.5 => /lib/x86_64-linux-gnu/libtinfo.so.5 (0x00007fa909379000)
	libsigc-2.0.so.0 => /usr/lib/libsigc-2.0.so.0 (0x00007fa909174000)
	libcwidget.so.3 => /usr/lib/libcwidget.so.3 (0x00007fa908e6c000)
	libept.so.1 => /usr/lib/libept.so.1 (0x00007fa908c0f000)
	libxapian.so.22 => /usr/lib/libxapian.so.22 (0x00007fa908812000)
	libz.so.1 => /usr/lib/x86_64-linux-gnu/libz.so.1 (0x00007fa9085fc000)
	libsqlite3.so.0 => /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 (0x00007fa908354000)
	libboost_iostreams.so.1.48.0 => /usr/lib/libboost_iostreams.so.1.48.0 (0x00007fa90813b000)
	libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007fa907f1f000)
	libstdc++.so.6 => /usr/lib/x86_64-linux-gnu/libstdc++.so.6 (0x00007fa907c17000)
	libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007fa907995000)
	libgcc_s.so.1 => /lib/x86_64-linux-gnu/libgcc_s.so.1 (0x00007fa90777f000)
	libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007fa9073f7000)
	libutil.so.1 => /lib/x86_64-linux-gnu/libutil.so.1 (0x00007fa9071f4000)
	libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007fa906ff0000)
	libuuid.so.1 => /lib/x86_64-linux-gnu/libuuid.so.1 (0x00007fa906dea000)
	libbz2.so.1.0 => /lib/x86_64-linux-gnu/libbz2.so.1.0 (0x00007fa906bda000)
	librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007fa9069d1000)
	/lib64/ld-linux-x86-64.so.2 (0x00007fa909b11000)

-- System Information:
Debian Release: wheezy/sid
  APT prefers unstable
  APT policy: (600, 'unstable'), (500, 'testing'), (100, 'experimental')
Architecture: amd64 (x86_64)

Kernel: Linux 3.2.13 (SMP w/2 CPU cores; PREEMPT)
Locale: LANG=es_ES.UTF-8, LC_CTYPE=es_ES.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

Versions of packages aptitude depends on:
ii  apt [libapt-pkg4.10]      0.8.15.10
ii  libboost-iostreams1.48.0  1.48.0-3
ii  libc6                     2.13-27
ii  libcwidget3               0.5.16-3.1
ii  libept1                   1.0.5
ii  libgcc1                   1:4.7.0-3
ii  libncursesw5              5.9-6
ii  libsigc++-2.0-0c2a        2.2.10-0.1
ii  libsqlite3-0              3.7.11-2
ii  libstdc++6                4.7.0-3
ii  libtinfo5                 5.9-6
ii  libxapian22               1.2.8-1
ii  zlib1g                    1:1.2.6.dfsg-2

Versions of packages aptitude recommends:
ii  apt-xapian-index                0.45
ii  aptitude-doc-en [aptitude-doc]  0.6.6-1
ii  libparse-debianchangelog-perl   1.2.0-1
ii  sensible-utils                  0.0.6

Versions of packages aptitude suggests:
ii  debtags  <none>
ii  tasksel  3.09

-- no debconf information





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