Re: ITP: fmit -- free music instrument tuner

[Free Ekanayaka <free@miu-ft.org>]

|--==> Junichi Uekawa writes:

  JU> Hi,
  JU> I'm trying to debug why 'fmit' is so unstable on my unstable amd64
  JU> box.  Backtrace is looking suspiciously too qt to be application
  JU> specific.  Anyone seen this kind of backtrace recently? At first sight
  JU> it looks like some allocator bug.

Hi Junichi,

sorry for the little delay. I've  tested the package  both on i386 and
amd64: the with first fmit runs fine, while  with the latter I get the
same misbehaviour you report.

However the package seems to be functional as well.

Cheers,

Free

  JU> [21:53:00]dancer64:trunk> gdb /usr/bin/fmit
  JU> GNU gdb 6.4-debian
  JU> Copyright 2005 Free Software Foundation, Inc.
  JU> GDB is free software, covered by the GNU General Public License, and you are
  JU> welcome to change it and/or distribute copies of it under certain conditions.
  JU> Type "show copying" to see the conditions.
  JU> There is absolutely no warranty for GDB.  Type "show warranty" for details.
  JU> This GDB was configured as "x86_64-linux-gnu"...Using host libthread_db library "/lib/libthread_db.so.1".

  JU> (gdb) run
  JU> Starting program: /usr/bin/fmit
  JU> [Thread debugging using libthread_db enabled]
  JU> [New Thread 47596280818048 (LWP 16294)]
  JU> Free Music Instrument Tuner version 0.96.4 built at Jan 27 2006 21:51:28
  JU> Install directory '/usr'
  JU> Qt: gdb: -nograb added to command-line options.
  JU>          Use the -dograb option to enforce grabbing.
  JU> CaptureThread: INFO: Built in transports
  JU> CaptureThread: INFO:    JACK   unavailable
  JU> CaptureThread: INFO:    ALSA   available
  JU> CaptureThread: INFO: Auto detecting a working transport ... using ALSA
  JU> CaptureThread: INFO: ALSA: try to set format to Signed 16 bit Little Endian success
  JU> CaptureThread: WARNING: ALSA: cannot set channel count to one. channels will be mixed
  JU> CaptureThread: INFO: ALSA: try to set sampling rate to 96000 failed
  JU> CaptureThread: INFO: ALSA: try to set sampling rate to 48000 success
  JU> [New Thread 1082132832 (LWP 16297)]
  JU> CaptureThread: WARNING: ALSA: cannot set channel count to one. channels will be mixed
  JU> *** glibc detected *** free(): invalid next size (normal): 0x00000000008c66b0 ***

  JU> Program received signal SIGABRT, Aborted.
  JU> [Switching to Thread 47596280818048 (LWP 16294)]
  JU> 0x00002b49de5fcdf0 in raise () from /lib/libc.so.6
  JU> (gdb) bt
  JU> #0  0x00002b49de5fcdf0 in raise () from /lib/libc.so.6
  JU> #1  0x00002b49de5fe2a0 in abort () from /lib/libc.so.6
  JU> #2  0x00002b49de6329ae in __libc_message () from /lib/libc.so.6
  JU> #3  0x00002b49de63870b in _int_free () from /lib/libc.so.6
  JU> #4  0x00002b49de6389ee in free () from /lib/libc.so.6
  JU> #5  0x00002b49de629823 in fclose@@GLIBC_2.2.5 () from /lib/libc.so.6
  JU> #6  0x00002b49de6a9743 in __nss_database_lookup () from /lib/libc.so.6
  JU> #7  0x00002b49de6aaa37 in __nss_passwd_lookup () from /lib/libc.so.6
  JU> #8  0x00002b49de65f4cc in getpwuid_r@@GLIBC_2.2.5 () from /lib/libc.so.6
  JU> #9  0x00002b49de65ed3f in getpwuid () from /lib/libc.so.6
  JU> #10 0x00002b49dd9814b9 in QSessionManager::setRestartCommand () from /usr/lib/libqt-mt.so.3
  JU> #11 0x00002b49dd981990 in QSessionManager::setRestartCommand () from /usr/lib/libqt-mt.so.3
  JU> #12 0x00002b49dc8ba43a in _SmcProcessMessage () from /usr/X11R6/lib/libSM.so.6
  JU> #13 0x00002b49dc9c784d in IceProcessMessages () from /usr/X11R6/lib/libICE.so.6
  JU> #14 0x00002b49dd97bb9f in QSmSocketReceiver::socketActivated () from /usr/lib/libqt-mt.so.3
  JU> #15 0x00002b49dd97bddc in QSmSocketReceiver::qt_invoke () from /usr/lib/libqt-mt.so.3
  JU> #16 0x00002b49dda613a2 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
  JU> #17 0x00002b49dda61d8b in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
  JU> #18 0x00002b49dddca052 in QSocketNotifier::activated () from /usr/lib/libqt-mt.so.3
  JU> #19 0x00002b49dda805aa in QSocketNotifier::event () from /usr/lib/libqt-mt.so.3
  JU> #20 0x00002b49dd9fb000 in QApplication::internalNotify () from /usr/lib/libqt-mt.so.3
  JU> #21 0x00002b49dd9fb264 in QApplication::notify () from /usr/lib/libqt-mt.so.3
  JU> #22 0x00002b49dd98bc6a in QApplication::sendEvent () from /usr/lib/libqt-mt.so.3
  JU> #23 0x00002b49dd9ed711 in QEventLoop::activateSocketNotifiers () from /usr/lib/libqt-mt.so.3
  JU> #24 0x00002b49dd99f45f in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
  JU> #25 0x00002b49dda12cde in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
  JU> #26 0x00002b49dda12be7 in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
  JU> #27 0x00002b49dd9f9de6 in QApplication::exec () from /usr/lib/libqt-mt.so.3
  JU> #28 0x0000000000421435 in main ()


  JU> regards,
  JU> 	junichi