mkurula@KuruLund:~$ gdb jackd core.30597 GNU gdb 6.3-debian 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-linux"...(no debugging symbols found) Using host libthread_db library "/lib/tls/libthread_db.so.1". (no debugging symbols found) Core was generated by `/usr/bin/jackd -v -R -t1000 -dalsa -dhw:0 -r48000 -p512 -n2'. Program terminated with signal 6, Aborted. warning: current_sos: Can't read pathname for load map: Input/output error Reading symbols from /usr/lib/libjack-0.80.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libjack-0.80.0.so.0 Reading symbols from /lib/libcap.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/libcap.so.1 Reading symbols from /lib/tls/libm.so.6...(no debugging symbols found)...done. Loaded symbols for /lib/tls/libm.so.6 Reading symbols from /lib/tls/libpthread.so.0... (no debugging symbols found)...done. Loaded symbols for /lib/tls/libpthread.so.0 Reading symbols from /lib/tls/libdl.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/tls/libdl.so.2 Reading symbols from /lib/tls/libc.so.6...(no debugging symbols found)...done. Loaded symbols for /lib/tls/libc.so.6 Reading symbols from /lib/ld-linux.so.2... (no debugging symbols found)...done. Loaded symbols for /lib/ld-linux.so.2 Reading symbols from /usr/lib/libjack0.80.0-0/jack_alsa.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libjack0.80.0-0/jack_alsa.so Reading symbols from /usr/lib/libasound.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libasound.so.2 #0 0x4006e7ef in do_sigwait () from /lib/tls/libpthread.so.0 (gdb) thread apply all bt Thread 4 (process 30599): #0 0x40145523 in poll () from /lib/tls/libc.so.6 #1 0x0804dad4 in ?? () #2 0x08058698 in ?? () #3 0x00000004 in ?? () #4 0x00002710 in ?? () #5 0x40041768 in ?? () #6 0x00000000 in ?? () #7 0x00000000 in ?? () #8 0x00000000 in ?? () #9 0x00000002 in ?? () #10 0x00000001 in ?? () #11 0x00000000 in ?? () #12 0x00000000 in ?? () #13 0x00000000 in ?? () #14 0x00000000 in ?? () #15 0x00000000 in ?? () #16 0x00000000 in ?? () #17 0x00000000 in ?? () #18 0x00000000 in ?? () #19 0x00000000 in ?? () #20 0x00000000 in ?? () #21 0x00000000 in ?? () #22 0x00000000 in ?? () #23 0x00000000 in ?? () #24 0x00000000 in ?? () #25 0x00000000 in ?? () #26 0x00000000 in ?? () #27 0x00000000 in ?? () #28 0x00000000 in ?? () #29 0x00000000 in ?? () #30 0x00000000 in ?? () #31 0x00000000 in ?? () #32 0x00000000 in ?? () #33 0x00000000 in ?? () #34 0x00000000 in ?? () #35 0x00000000 in ?? () ---Type to continue, or q to quit--- #36 0x00000000 in ?? () #37 0xffff0000 in ?? () #38 0x409abdfc in ?? () #39 0x409abb4c in ?? () #40 0x4000bbe0 in _dl_map_object_deps () from /lib/ld-linux.so.2 #41 0x08063a88 in ?? () #42 0x409abb04 in ?? () #43 0x00000000 in ?? () #44 0x00000000 in ?? () #45 0x00000000 in ?? () #46 0x00000000 in ?? () #47 0x00000000 in ?? () #48 0x00000000 in ?? () #49 0x409abbb0 in ?? () #50 0x40070b7c in __JCR_LIST__ () from /lib/tls/libpthread.so.0 #51 0xffffffdc in ?? () #52 0x409abdfc in ?? () #53 0x409abb4c in ?? () #54 0x409abae4 in ?? () #55 0x40068b47 in start_thread () from /lib/tls/libpthread.so.0 Previous frame inner to this frame (corrupt stack?) #0 0x4006e7ef in do_sigwait () from /lib/tls/libpthread.so.0 (gdb)