Attachment 867576 Details for Bug 1069846 – File: backtrace

File: backtrace

backtrace (text/plain), 9.63 KB, created by Ferry Huberts on 2014-02-25 18:43:33 UTC

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Creator: Ferry Huberts

Created: 2014-02-25 18:43:33 UTC

Size: 9.63 KB

patch

obsolete

>[New LWP 12980]
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib64/libthread_db.so.1".
>Core was generated by `gdb --interpreter mi2 --nx'.
>Program terminated with signal SIGSEGV, Segmentation fault.
>#0  lookup_only_internalvar (name=name@entry=0x796be3 "trace_frame") at ../../gdb/value.c:1762
>1762	    if (strcmp (var->name, name) == 0)
>
>Thread 1 (Thread 0x7f146cb7a840 (LWP 12980)):
>#0  lookup_only_internalvar (name=name@entry=0x796be3 "trace_frame") at ../../gdb/value.c:1762
>        var = 0x10192d800
>#1  0x000000000055f089 in lookup_internalvar (name=name@entry=0x796be3 "trace_frame") at ../../gdb/value.c:1855
>        var = <optimized out>
>#2  0x00000000004cd788 in set_traceframe_num (num=-1) at ../../gdb/tracepoint.c:253
>No locals.
>#3  trace_reset_local_state () at ../../gdb/tracepoint.c:1778
>No locals.
>#4  0x00000000004ce225 in disconnect_tracing () at ../../gdb/tracepoint.c:2314
>No locals.
>#5  0x0000000000672c9e in quit_force (args=0x0, from_tty=0) at ../../gdb/top.c:1423
>        exit_code = 0
>        qt = {args = 0x0, from_tty = 0}
>        ex = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>#6  0x00000000004eea99 in mi_cmd_execute (parse=0x1f6d4f0) at ../../gdb/mi/mi-main.c:2147
>        cleanup = 0x19f7b80
>#7  captured_mi_execute_command (context=0x1f6d4f0, uiout=0x1906da0) at ../../gdb/mi/mi-main.c:1898
>        cleanup = 0x7ce2e0 <sentinel_cleanup>
>#8  mi_execute_command (cmd=0x1f76db0 "733-gdb-exit", from_tty=<optimized out>) at ../../gdb/mi/mi-main.c:2017
>        result = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        previous_ptid = {pid = 0, lwp = 0, tid = 0}
>        token = 0x1fa1ae0 "733"
>        command = 0x1f6d4f0
>        exception = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>#9  0x00000000004e9dcd in mi_execute_command_wrapper (cmd=<optimized out>) at ../../gdb/mi/mi-interp.c:311
>No locals.
>#10 mi_execute_command_input_handler (cmd=<optimized out>) at ../../gdb/mi/mi-interp.c:319
>No locals.
>#11 0x00000000005b8f44 in process_event () at ../../gdb/event-loop.c:342
>        event_ptr = <optimized out>
>        proc = 0x5b8380 <handle_file_event>
>        data = {ptr = 0x0, integer = 0}
>#12 0x00000000005b92d7 in gdb_do_one_event () at ../../gdb/event-loop.c:406
>        event_source_head = 0
>        current = 3
>#13 0x00000000005b9507 in start_event_loop () at ../../gdb/event-loop.c:431
>        ex = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        result = 0
>#14 0x00000000005b23c3 in captured_command_loop (data=data@entry=0x0) at ../../gdb/main.c:261
>No locals.
>#15 0x00000000005b04ca in catch_errors (func=func@entry=0x5b23b0 <captured_command_loop>, func_args=func_args@entry=0x0, errstring=errstring@entry=0x78ecb3 "", mask=mask@entry=6) at ../../gdb/exceptions.c:524
>        val = 0
>        exception = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        saved_uiout = 0x1906da0
>#16 0x00000000005b3096 in captured_main (data=data@entry=0x7fff168c5090) at ../../gdb/main.c:1150
>        context = 0x7fff168c5090
>        argc = 4
>        argv = 0x7fff168c51a8
>        quiet = 0
>        set_args = 0
>        inhibit_home_gdbinit = 0
>        symarg = <optimized out>
>        execarg = <optimized out>
>        pidarg = 0x0
>        corearg = <optimized out>
>        pid_or_core_arg = 0x0
>        cdarg = 0x0
>        ttyarg = 0x0
>        python_script = <optimized out>
>        print_help = 0
>        print_version = 0
>        print_configuration = 0
>        cmdarg_vec = 0x0
>        cmdarg_p = 0x0
>        dirarg = <optimized out>
>        dirsize = <optimized out>
>        ndir = 1
>        system_gdbinit = 0x1910650 "/etc/gdbinit"
>        home_gdbinit = 0x0
>        local_gdbinit = 0x0
>        i = <optimized out>
>        save_auto_load = 1
>        objfile = <optimized out>
>        pre_stat_chain = 0x7ce2e0 <sentinel_cleanup>
>#17 0x00000000005b04ca in catch_errors (func=func@entry=0x5b27e0 <captured_main>, func_args=func_args@entry=0x7fff168c5090, errstring=errstring@entry=0x78ecb3 "", mask=mask@entry=6) at ../../gdb/exceptions.c:524
>        val = 0
>        exception = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        saved_uiout = 0xbf1020 <def_uiout>
>#18 0x00000000005b3c54 in gdb_main (args=args@entry=0x7fff168c5090) at ../../gdb/main.c:1160
>No locals.
>#19 0x0000000000457d1e in main (argc=<optimized out>, argv=<optimized out>) at ../../gdb/gdb.c:34
>        args = {argc = 4, argv = 0x7fff168c51a8, use_windows = 0, interpreter_p = 0x77e710 "console"}
>From                To                  Syms Read   Shared Object Library
>0x00007f146c760f50  0x00007f146c77f768  Yes (*)     /lib64/libreadline.so.6
>0x00007f146c52e4a0  0x00007f146c540fe4  Yes (*)     /lib64/libselinux.so.1
>0x00007f146c307d50  0x00007f146c321454  Yes (*)     /lib64/libncurses.so.5
>0x00007f146c0e3e40  0x00007f146c0efba8  Yes (*)     /lib64/libtinfo.so.5
>0x00007f146bec3210  0x00007f146becf930  Yes (*)     /lib64/libz.so.1
>0x00007f146bbbf890  0x00007f146bc2ebb8  Yes         /lib64/libm.so.6
>0x00007f146b9b6ed0  0x00007f146b9b79d0  Yes         /lib64/libdl.so.2
>0x00007f146b79e9f0  0x00007f146b7aa614  Yes         /lib64/libpthread.so.0
>0x00007f146b596f10  0x00007f146b597804  Yes         /lib64/libutil.so.1
>0x00007f146b20f3d0  0x00007f146b2f5d90  Yes (*)     /lib64/libpython2.7.so.1.0
>0x00007f146afa9e00  0x00007f146afc2cdc  Yes (*)     /lib64/libexpat.so.1
>0x00007f146ad840e0  0x00007f146ad9a060  Yes (*)     /lib64/liblzma.so.5
>0x00007f146ab6daf0  0x00007f146ab7d218  Yes (*)     /lib64/libgcc_s.so.1
>0x00007f146a7cb560  0x00007f146a90cbb4  Yes         /lib64/libc.so.6
>0x00007f146a547770  0x00007f146a5918e8  Yes (*)     /lib64/libpcre.so.1
>0x00007f146c992b10  0x00007f146c9abc70  Yes         /lib64/ld-linux-x86-64.so.2
>0x00007f1463e10f80  0x00007f1463e15c84  Yes (*)     /usr/lib64/python2.7/lib-dynload/itertoolsmodule.so
>0x00007f1463c08520  0x00007f1463c0abfc  Yes (*)     /usr/lib64/python2.7/lib-dynload/_collectionsmodule.so
>0x00007f14639ff0e0  0x00007f1463a01254  Yes (*)     /usr/lib64/python2.7/lib-dynload/operator.so
>0x00007f14637f6e50  0x00007f14637f7fc4  Yes (*)     /usr/lib64/python2.7/lib-dynload/_heapq.so
>0x00007f14635f3680  0x00007f14635f47e8  Yes         /usr/lib64/gconv/UTF-32.so
>0x00007f14629fb240  0x00007f1462a01ee4  Yes         /lib64/libnss_files.so.2
>(*): Shared library is missing debugging information.
>$1 = 0x0
>No symbol "__glib_assert_msg" in current context.
>rax            0xffffffeb	4294967275
>rbx            0x10192d800	4321368064
>rcx            0x74	116
>rdx            0x0	0
>rsi            0x796be3	7957475
>rdi            0x186b800	25606144
>rbp            0x796be3	0x796be3
>rsp            0x7fff168c4c90	0x7fff168c4c90
>r8             0x7f146cb7a800	139725700048896
>r9             0x10	16
>r10            0x8	8
>r11            0x246	582
>r12            0xe	14
>r13            0x7ce2e0	8184544
>r14            0x19f7b80	27229056
>r15            0x1f6d4f0	32953584
>rip            0x55eea8	0x55eea8 <lookup_only_internalvar+40>
>eflags         0x10206	[ PF IF RF ]
>cs             0x33	51
>ss             0x2b	43
>ds             0x0	0
>es             0x0	0
>fs             0x0	0
>gs             0x0	0
>st0            *value not available*
>st1            *value not available*
>st2            *value not available*
>st3            *value not available*
>st4            *value not available*
>st5            *value not available*
>st6            *value not available*
>st7            *value not available*
>fctrl          *value not available*
>fstat          *value not available*
>ftag           *value not available*
>fiseg          *value not available*
>fioff          *value not available*
>foseg          *value not available*
>fooff          *value not available*
>fop            *value not available*
>xmm0           *value not available*
>xmm1           *value not available*
>xmm2           *value not available*
>xmm3           *value not available*
>xmm4           *value not available*
>xmm5           *value not available*
>xmm6           *value not available*
>xmm7           *value not available*
>xmm8           *value not available*
>xmm9           *value not available*
>xmm10          *value not available*
>xmm11          *value not available*
>xmm12          *value not available*
>xmm13          *value not available*
>xmm14          *value not available*
>xmm15          *value not available*
>mxcsr          *value not available*
>Dump of assembler code for function lookup_only_internalvar:
>   0x000000000055ee80 <+0>:	push   %rbp
>   0x000000000055ee81 <+1>:	mov    %rdi,%rbp
>   0x000000000055ee84 <+4>:	push   %rbx
>   0x000000000055ee85 <+5>:	sub    $0x8,%rsp
>   0x000000000055ee89 <+9>:	mov    0x6b8850(%rip),%rbx        # 0xc176e0 <internalvars>
>   0x000000000055ee90 <+16>:	test   %rbx,%rbx
>   0x000000000055ee93 <+19>:	jne    0x55eea8 <lookup_only_internalvar+40>
>   0x000000000055ee95 <+21>:	jmp    0x55eec8 <lookup_only_internalvar+72>
>   0x000000000055ee97 <+23>:	nopw   0x0(%rax,%rax,1)
>   0x000000000055eea0 <+32>:	mov    (%rbx),%rbx
>   0x000000000055eea3 <+35>:	test   %rbx,%rbx
>   0x000000000055eea6 <+38>:	je     0x55eec8 <lookup_only_internalvar+72>
>=> 0x000000000055eea8 <+40>:	mov    0x8(%rbx),%rdi
>   0x000000000055eeac <+44>:	mov    %rbp,%rsi
>   0x000000000055eeaf <+47>:	callq  0x4562d0 <strcmp@plt>
>   0x000000000055eeb4 <+52>:	test   %eax,%eax
>   0x000000000055eeb6 <+54>:	jne    0x55eea0 <lookup_only_internalvar+32>
>   0x000000000055eeb8 <+56>:	add    $0x8,%rsp
>   0x000000000055eebc <+60>:	mov    %rbx,%rax
>   0x000000000055eebf <+63>:	pop    %rbx
>   0x000000000055eec0 <+64>:	pop    %rbp
>   0x000000000055eec1 <+65>:	retq   
>   0x000000000055eec2 <+66>:	nopw   0x0(%rax,%rax,1)
>   0x000000000055eec8 <+72>:	add    $0x8,%rsp
>   0x000000000055eecc <+76>:	xor    %eax,%eax
>   0x000000000055eece <+78>:	pop    %rbx
>   0x000000000055eecf <+79>:	pop    %rbp
>   0x000000000055eed0 <+80>:	retq   
>End of assembler dump.

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