GNU gdb (GDB) 7.1-ubuntu Copyright (C) 2010 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "i486-linux-gnu". For bug reporting instructions, please see: ... Reading symbols from /usr/lib/xscreensaver/pipes...(no debugging symbols found)...done. (gdb) handle SIG33 pass nostop noprint Signal Stop Print Pass to program Description SIG33 No No Yes Real-time event 33 (gdb) set pagination 0 (gdb) run Starting program: /usr/lib/xscreensaver/pipes [Thread debugging using libthread_db enabled] warning: the debug information found in "/usr/lib/debug//usr/lib/dri/r300_dri.so" does not match "/usr/lib/dri/r300_dri.so" (CRC mismatch). warning: the debug information found in "/usr/lib/debug/usr/lib/dri/r300_dri.so" does not match "/usr/lib/dri/r300_dri.so" (CRC mismatch). pipes: ../../radeon/radeon_cs_gem.c:129: cs_gem_write_reloc: Assertion `boi->space_accounted' failed. Program received signal SIGABRT, Aborted. 0x0012d422 in __kernel_vsyscall () (gdb) backtrace full #0 0x0012d422 in __kernel_vsyscall () No symbol table info available. #1 0x0042c651 in raise () from /lib/tls/i686/cmov/libc.so.6 No symbol table info available. #2 0x0042fa82 in abort () from /lib/tls/i686/cmov/libc.so.6 No symbol table info available. #3 0x00425718 in __assert_fail () from /lib/tls/i686/cmov/libc.so.6 No symbol table info available. #4 0x00962e71 in cs_gem_write_reloc (cs=0x83bf480, bo=0x807d7c8, read_domain=6, write_domain=4, flags=0) at ../../radeon/radeon_cs_gem.c:129 reloc = idx = 2987055 i = 134659384 __PRETTY_FUNCTION__ = "cs_gem_write_reloc" #5 0x00963910 in radeon_cs_write_reloc (cs=0x83bf480, bo=0x807d7c8, read_domain=0, write_domain=4, flags=0) at ../../radeon/radeon_cs.c:20 No locals. #6 0x006f0e36 in ?? () from /usr/lib/dri/r300_dri.so No symbol table info available. #7 0x0070407d in radeonEmitState () from /usr/lib/dri/r300_dri.so No symbol table info available. #8 0x006fb05d in r300_swtcl_flush () from /usr/lib/dri/r300_dri.so No symbol table info available. #9 0x00705699 in rcommon_flush_last_swtcl_prim () from /usr/lib/dri/r300_dri.so No symbol table info available. #10 0x006f5804 in ?? () from /usr/lib/dri/r300_dri.so No symbol table info available. #11 0x00770419 in _mesa_update_state_locked () from /usr/lib/dri/r300_dri.so No symbol table info available. #12 0x00770d3a in _mesa_update_state () from /usr/lib/dri/r300_dri.so No symbol table info available. #13 0x00700fea in radeonMakeCurrent () from /usr/lib/dri/r300_dri.so No symbol table info available. #14 0x006ddce2 in ?? () from /usr/lib/dri/r300_dri.so No symbol table info available. #15 0x0016b30c in ?? () from /usr/lib/mesa/libGL.so.1 No symbol table info available. #16 0x00146e62 in glXMakeCurrentReadSGI () from /usr/lib/mesa/libGL.so.1 No symbol table info available. #17 0x00146f33 in glXMakeCurrent () from /usr/lib/mesa/libGL.so.1 No symbol table info available. #18 0x0804b550 in ?? () No symbol table info available. #19 0x0804fe8d in ?? () No symbol table info available. #20 0x0804ec2c in ?? () No symbol table info available. #21 0x00418bd6 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6 No symbol table info available. #22 0x0804a931 in ?? () No symbol table info available. (gdb) info registers eax 0x0 0 ecx 0x2675 9845 edx 0x6 6 ebx 0x2675 9845 esp 0xbfffe9fc 0xbfffe9fc ebp 0xbfffea08 0xbfffea08 esi 0x533abe 5454526 edi 0x557ff4 5603316 eip 0x12d422 0x12d422 <__kernel_vsyscall+2> eflags 0x200202 [ IF ID ] cs 0x73 115 ss 0x7b 123 ds 0x7b 123 es 0x7b 123 fs 0x0 0 gs 0x33 51 (gdb) x/16i $[K$pc => 0x12d422 <__kernel_vsyscall+2>: ret 0x12d423: add %ch,(%esi) 0x12d425: jae 0x12d48f 0x12d427: jae 0x12d49d 0x12d429: jb 0x12d49f 0x12d42b: popa 0x12d42c: bound %eax,(%eax) 0x12d42e: cs 0x12d42f: push $0x687361 0x12d434: cs 0x12d435: fs 0x12d436: jns 0x12d4a6 0x12d438: jae 0x12d4b3 0x12d43a: insl (%dx),%es:(%edi) 0x12d43b: add %ch,(%esi) 0x12d43d: fs (gdb) thread apply all backtrace Thread 1 (Thread 0xb7fd5720 (LWP 9845)): #0 0x0012d422 in __kernel_vsyscall () #1 0x0042c651 in raise () from /lib/tls/i686/cmov/libc.so.6 #2 0x0042fa82 in abort () from /lib/tls/i686/cmov/libc.so.6 #3 0x00425718 in __assert_fail () from /lib/tls/i686/cmov/libc.so.6 #4 0x00962e71 in cs_gem_write_reloc (cs=0x83bf480, bo=0x807d7c8, read_domain=6, write_domain=4, flags=0) at ../../radeon/radeon_cs_gem.c:129 #5 0x00963910 in radeon_cs_write_reloc (cs=0x83bf480, bo=0x807d7c8, read_domain=0, write_domain=4, flags=0) at ../../radeon/radeon_cs.c:20 #6 0x006f0e36 in ?? () from /usr/lib/dri/r300_dri.so #7 0x0070407d in radeonEmitState () from /usr/lib/dri/r300_dri.so #8 0x006fb05d in r300_swtcl_flush () from /usr/lib/dri/r300_dri.so #9 0x00705699 in rcommon_flush_last_swtcl_prim () from /usr/lib/dri/r300_dri.so #10 0x006f5804 in ?? () from /usr/lib/dri/r300_dri.so #11 0x00770419 in _mesa_update_state_locked () from /usr/lib/dri/r300_dri.so #12 0x00770d3a in _mesa_update_state () from /usr/lib/dri/r300_dri.so #13 0x00700fea in radeonMakeCurrent () from /usr/lib/dri/r300_dri.so #14 0x006ddce2 in ?? () from /usr/lib/dri/r300_dri.so #15 0x0016b30c in ?? () from /usr/lib/mesa/libGL.so.1 #16 0x00146e62 in glXMakeCurrentReadSGI () from /usr/lib/mesa/libGL.so.1 #17 0x00146f33 in glXMakeCurrent () from /usr/lib/mesa/libGL.so.1 #18 0x0804b550 in ?? () #19 0x0804fe8d in ?? () #20 0x0804ec2c in ?? () #21 0x00418bd6 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6 #22 0x0804a931 in ?? () (gdb) quit A debugging session is active. Inferior 1 [process 9845] will be killed. Quit anyway? (y or n)