[ardour-dev] ardour2-beta7.1rev1100-cursor move to crash

Roger Depreeuw rogdepre at skynet.be
Fri Nov 10 04:08:42 PST 2006 

This one is bugging me for some time, but i couldn't get a decent
bactrace so far.
Here it comes: While playing, trying to move the playhead backward,
zombifies. This happens something like 1 out of 10.
(By the way is "zombify" correct english or an ardour expression)
[root at rotown gtk2_ardour]# ./ardbg
GNU gdb Red Hat Linux (6.3.0.0-1.122rh)
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you
are
welcome to change it and/or distribute copies of it under certain
conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for
details.
This GDB was configured as "i386-redhat-linux-gnu"...Using host
libthread_db library "/lib/libthread_db.so.1".

(gdb) run
Starting program: /home/src/ard/ardour2/gtk2_ardour/ardour.bin
Reading symbols from shared object read from target memory...done.
Loaded system supplied DSO at 0xffffe000
[Thread debugging using libthread_db enabled]
[New Thread -1220516144 (LWP 15871)]
Ardour/GTK 2.0beta7.1
   (built using 1100 and GCC version 4.1.1 20060525 (Red Hat 4.1.1-1))
Copyright (C) 1999-2006 Paul Davis
Some portions Copyright (C) Steve Harris, Ari Johnson, Brett Viren, Joel
Baker

Ardour comes with ABSOLUTELY NO WARRANTY
not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
This is free software, and you are welcome to redistribute it
under certain conditions; see the source for copying conditions.
Loading ui configuration file gtk2_ardour/ardour2_ui.rc
[New Thread -1223582816 (LWP 15885)]
loading system configuration
file /usr/local/etc/ardour2/ardour_system.rc
loading user configuration file /root/.ardour2/ardour.rc
OSC @ osc.udp://localhost.localdomain:3819/
[New Thread -1231975520 (LWP 15886)]
Enabling SSE optimized routines
ardour: [INFO]: looking for control protocols
in /root/.ardour2/surfaces/:/usr/local/lib/ardour2/surfaces/
ardour: [INFO]: Control protocol Tranzport not usable
ardour: [INFO]: Control surface protocol discovered: "Generic MIDI"
ardour: [WARNING]: Your system generates "Mod2" when the NumLock key is
pressed. This can cause problems when editing so Ardour will use Mod3 to
mean Meta rather than Mod2
[New Thread -1308865632 (LWP 15888)]
Loading session /tape/rec/crismaster using snapshot cris3 (1)
[New Thread -1320182880 (LWP 15891)]
[New Thread -1328575584 (LWP 15892)]
Loading history from '/tape/rec/crismaster/cris3.history'.
[New Thread -1352836192 (LWP 15893)]
*** glibc detected *** /home/src/ard/ardour2/gtk2_ardour/ardour.bin:
malloc(): memory corruption (fast): 0x0aab3c58 ***
======= Backtrace: =========
/lib/libc.so.6[0x4e4295eb]
/lib/libc.so.6(malloc+0x73)[0x4e42a7f4]
/usr/lib/libglib-2.0.so.0(g_malloc+0x36)[0x4e909736]
/usr/lib/libglib-2.0.so.0(g_strdup+0x39)[0x4e91c659]
/usr/lib/libgtk-x11-2.0.so.0(gtk_rc_get_style+0x191)[0x4eb8ebe1]
/usr/lib/libgtk-x11-2.0.so.0[0x4ec48a38]
/usr/lib/libgtk-x11-2.0.so.0[0x4ec48e04]
libs/gtkmm2/gtk/libgtkmm2.so(_ZN3Gtk6Widget9modify_bgENS_9StateTypeERKN3Gdk5ColorE+0x40)[0xb7a259d2]
libs/gtkmm2ext/libgtkmm2ext.so(_ZN9Gtkmm2ext14StatefulButton9set_stateEi
+0x6b)[0xb7c12c2d]
/home/src/ard/ardour2/gtk2_ardour/ardour.bin(_ZN9Gtkmm2ext14StatefulButton10set_activeEb+0x34)[0x837a0aa]
/home/src/ard/ardour2/gtk2_ardour/ardour.bin(_ZN9ARDOUR_UI17transport_rollingEv+0x1e)[0x837f652]
/home/src/ard/ardour2/gtk2_ardour/ardour.bin(_ZN9ARDOUR_UI19map_transport_stateEv+0x37)[0x8363cdd]
/home/src/ard/ardour2/gtk2_ardour/ardour.bin(_ZNK4sigc18bound_mem_functor0Iv9ARDOUR_UIEclEv+0x52)[0x8374c30]
/home/src/ard/ardour2/gtk2_ardour/ardour.bin(_ZNK4sigc15adaptor_functorINS_18bound_mem_functor0Iv9ARDOUR_UIEEEclEv+0x14)[0x8374c46]
/home/src/ard/ardour2/gtk2_ardour/ardour.bin(_ZN4sigc8internal10slot_call0INS_18bound_mem_functor0Iv9ARDOUR_UIEEvE7call_itEPNS0_8slot_repE+0x1a)[0x8374c62]
/home/src/ard/ardour2/gtk2_ardour/ardour.bin(_ZNK4sigc5slot0IvEclEv
+0x56)[0x8356d9a]
libs/gtkmm2ext/libgtkmm2ext.so(_ZN9Gtkmm2ext2UI10do_requestEPNS_9UIRequestE+0xa6)[0xb7bf7a5e]
libs/gtkmm2ext/libgtkmm2ext.so(_ZN10AbstractUIIN9Gtkmm2ext9UIRequestEE18handle_ui_requestsEv+0xce)[0xb7c01536]
libs/gtkmm2ext/libgtkmm2ext.so(_ZN9Gtkmm2ext2UI20signal_pipe_callbackEPvi17GdkInputCondition+0x49)[0xb7bf78d5]
/usr/lib/libgdk-x11-2.0.so.0[0x4ee1db8e]
/usr/lib/libglib-2.0.so.0[0x4e92ac2d]
/usr/lib/libglib-2.0.so.0(g_main_context_dispatch+0x16d)[0x4e90215d]
/usr/lib/libglib-2.0.so.0[0x4e9053ef]
/usr/lib/libglib-2.0.so.0(g_main_loop_run+0x1a9)[0x4e905799]
/usr/lib/libgtk-x11-2.0.so.0(gtk_main+0xb4)[0x4eb53594]
libs/gtkmm2/gtk/libgtkmm2.so(_ZN3Gtk4Main8run_implEv+0x17)[0xb79ac751]
libs/gtkmm2/gtk/libgtkmm2.so(_ZN3Gtk4Main3runEv+0x2e)[0xb79ac55e]
libs/gtkmm2ext/libgtkmm2ext.so(_ZN9Gtkmm2ext2UI3runER8Receiver
+0x8b)[0xb7bf7c1f]
/home/src/ard/ardour2/gtk2_ardour/ardour.bin(main+0x89b)[0x85930ed]
/lib/libc.so.6(__libc_start_main+0xdc)[0x4e3da4e4]
/home/src/ard/ardour2/gtk2_ardour/ardour.bin(_ZN3Gtk10CellLayoutD1Ev
+0x95)[0x8351631]
======= Memory map: ========
08048000-087c6000 r-xp 00000000 03:41
246597     /home/src/ard/ardour2/gtk2_ardour/ardour.bin
087c6000-087c9000 rw-p 0077e000 03:41
246597     /home/src/ard/ardour2/gtk2_ardour/ardour.bin
087c9000-0ac1d000 rw-p 087c9000 00:00 0          [heap]
41000000-41040000 r-xp 00000000 03:42
1634705    /usr/lib/libFLAC.so.7.0.0
41040000-41041000 rw-p 00040000 03:42
1634705    /usr/lib/libFLAC.so.7.0.0
410f9000-410fd000 r-xp 00000000 03:42
1653740    /usr/lib/libgthread-2.0.so.0.1000.3
410fd000-410fe000 rw-p 00003000 03:42
1653740    /usr/lib/libgthread-2.0.so.0.1000.3
41112000-41145000 r-xp 00000000 03:42
1654612    /usr/lib/libxslt.so.1.1.15
41145000-41146000 rw-p 00032000 03:42
1654612    /usr/lib/libxslt.so.1.1.15
4e3a8000-4e3c1000 r-xp 00000000 03:42 1659771    /lib/ld-2.4.so
4e3c1000-4e3c2000 r--p 00018000 03:42 1659771    /lib/ld-2.4.so
4e3c2000-4e3c3000 rw-p 00019000 03:42 1659771    /lib/ld-2.4.so
4e3c5000-4e4f2000 r-xp 00000000 03:42 1659773    /lib/libc-2.4.so
4e4f2000-4e4f4000 r--p 0012d000 03:42 1659773    /lib/libc-2.4.so
4e4f4000-4e4f5000 rw-p 0012f000 03:42 1659773    /lib/libc-2.4.so
4e4f5000-4e4f8000 rw-p 4e4f5000 00:00 0
4e4fa000-4e51d000 r-xp 00000000 03:42 1659811    /lib/libm-2.4.so
4e51d000-4e51e000 r--p 00022000 03:42 1659811    /lib/libm-2.4.so
4e51e000-4e51f000 rw-p 00023000 03:42 1659811    /lib/libm-2.4.so
4e521000-4e523000 r-xp 00000000 03:42 1659815    /lib/libdl-2.4.so
4e523000-4e524000 r--p 00001000 03:42 1659815    /lib/libdl-2.4.so
4e524000-4e525000 rw-p 00002000 03:42 1659815    /lib/libdl-2.4.so
4e527000-4e539000 r-xp 00000000 03:42 1653377    /usr/lib/libz.so.1.2.3
4e539000-4e53a000 rw-p 00011000 03:42 1653377    /usr/lib/libz.so.1.2.3
4e53c000-4e541000 r-xp 00000000 03:42
1653223    /usr/lib/libXdmcp.so.6.0.0
4e541000-4e542000 rw-p 00004000 03:42
1653223    /usr/lib/libXdmcp.so.6.0.0
4e544000-4e63d000 r-xp 00000000 03:42
1653335    /usr/lib/libX11.so.6.2.0
4e63d000-4e641000 rw-p 000f9000 03:42
1653335    /usr/lib/libX11.so.6.2.0
4e643000-4e645000 r-xp 00000000 03:42
1653215    /usr/lib/libXau.so.6.0.0
4e645000-4e646000 rw-p 00001000 03:42
1653215    /usr/lib/libXau.so.6.0.0
4e648000-4e657000 r-xp 00000000 03:42
1653525    /usr/lib/libXext.so.6.4.0
4e657000-4e658000 rw-p 0000e000 03:42
1653525    /usr/lib/libXext.so.6.4.0
4e65a000-4e66a000 r-xp 00000000 03:42 1659938    /lib/libpthread-2.4.so
4e66a000-4e66b000 r--p 0000f000 03:42 1659938    /lib/libpthread-2.4.so
4e66b000-4e66c000 rw-p 00010000 03:42 1659938    /lib/libpthread-2.4.so
4e66c000-4e66e000 rw-p 4e66c000 00:00 0
4e670000-4e68f000 r-xp 00000000 03:42 1659935    /lib/libexpat.so.0.5.0
4e68f000-4e691000 rw-p 0001e000 03:42 1659935    /lib/libexpat.so.0.5.0
4e6e0000-4e71a000 r-xp 00000000 03:42
1634956    /usr/lib/libraptor.so.1.1.0
4e71a000-4e729000 rw-p 00039000 03:42
1634956    /usr/lib/libraptor.so.1.1.0
4e72b000-4e732000 r-xp 00000000 03:42
1647318    /usr/lib/liblrdf.so.2.0.0
4e732000-4e733000 rw-p 00006000 03:42
1647318    /usr/lib/liblrdf.so.2.0.0
4e733000-4e73a000 rw-p 4e733000 00:00 0
4e76c000-4e774000 r-xp 00000000 03:42
1653362    /usr/lib/libXrender.so.1.3.0
4e774000-4e775000 rw-p 00007000 03:42
1653362    /usr/lib/libXrender.so.1.3.0
4e782000-4e785000 r-xp 00000000 03:42
1653546    /usr/lib/libXrandr.so.2.0.0
4e785000-4e786000 rw-p 00002000 03:42
1653546    /usr/lib/libXrandr.so.2.0.0
4e7a4000-4e7a8000 r-xp 00000000 03:42
1653549    /usr/lib/libXfixes.so.3.0.0
4e7a8000-4e7a9000 rw-p 00003000 03:42
1653549    /usr/lib/libXfixes.so.3.0.0
4e7ab000-4e7ad000 r-xp 00000000 03:42
1653535    /usr/lib/libXinerama.so.1.0.0
4e7ad000-4e7ae000 rw-p 00001000 03:42
1653535    /usr/lib/libXinerama.so.1.0.0
4e7b0000-4e7b9000 r-xp 00000000 03:42
1653557    /usr/lib/libXcursor.so.1.0.2
4e7b9000-4e7ba000 rw-p 00008000 03:42
1653557    /usr/lib/libXcursor.so.1.0.2
4e7bc000-4e7c7000 r-xp 00000000 03:42
1659937    /lib/libgcc_s-4.1.1-20060525.so.1
4e7c7000-4e7c8000 rw-p 0000a000 03:42
1659937    /lib/libgcc_s-4.1.1-20060525.so.1
4e7ca000-4e8ac000 r-xp 00000000 03:42 1653573    /usr/lib/libstdc
++.so.6.0.8
4e8ac000-4e8b0000 r--p 000e1000 03:42 1653573    /usr/lib/libstdc
++.so.6.0.8
4e8b0000-4e8b1000 rw-p 000e5000 03:42 1653573    /usr/lib/libstdc
++.so.6.0.8
4e8b1000-4e8b7000 rw-p 4e8b1000 00:00 0
4e8b9000-4e8d5000 r-xp 00000000 03:42
1634987    /usr/lib/libsamplerate.so.0.1.1
4e8d5000-4e8d6000 rw-p 0001b000 03:42
1634987    /usr/lib/libsamplerate.so.0.1.1
4e8dd000-4e96e000 r-xp 00000000 03:42
1652927    /usr/lib/libglib-2.0.so.0.1000.3
4e96e000-4e96f000 rw-p 00091000 03:42
1652927    /usr/lib/libglib-2.0.so.0.1000.3
4e971000-4e9af000 r-xp 00000000 03:42
1653177    /usr/lib/libgobject-2.0.so.0.1000.3
4e9af000-4e9b0000 rw-p 0003e000 03:42
1653177    /usr/lib/libgobject-2.0.so.0.1000.3
4e9b2000-4e9b5000 r-xp 00000000 03:42
1635038    /usr/lib/libgmodule-2.0.so.0.1000.3
4e9b5000-4e9b6000 rw-p 00002000 03:42
1635038    /usr/lib/libgmodule-2.0.so.0.1000.3
4e9b8000-4e9ce000 r-xp 00000000 03:42
1653647    /usr/lib/libart_lgpl_2.so.2.3.17
4e9ce000-4e9cf000 rw-p 00016000 03:42 1653647    /usr
Program received signal SIGABRT, Aborted.
[Switching to Thread -1220516144 (LWP 15871)]
0xffffe410 in __kernel_vsyscall ()
(gdb) backtrace
#0  0xffffe410 in __kernel_vsyscall ()
Error accessing memory address 0xbfbe5c04: No such process.
(gdb)

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