Attachment 597780 Details for Bug 839596 – coredump bt when answering 'y'

coredump bt when answering 'y'

coregdb_yes (text/plain), 30.71 KB, created by Zdenek Kabelac on 2012-07-12 12:03:50 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Zdenek Kabelac

Created: 2012-07-12 12:03:50 UTC

Size: 30.71 KB

patch

obsolete

>Core was generated by `gdb /usr/bin/Xorg /tmp/core.X.1047'.
>Program terminated with signal 6, Aborted.
>#0  0x00007f4113b30ba5 in __GI_raise (sig=sig@entry=6)
>    at ../nptl/sysdeps/unix/sysv/linux/raise.c:63
>63	  return INLINE_SYSCALL (tgkill, 3, pid, selftid, sig);
>(gdb) bt
>#0  0x00007f4113b30ba5 in __GI_raise (sig=sig@entry=6)
>    at ../nptl/sysdeps/unix/sysv/linux/raise.c:63
>#1  0x00007f4113b32358 in __GI_abort () at abort.c:90
>#2  0x000000000063e176 in dump_core () at ../../gdb/utils.c:694
>#3  0x00000000006406cb in internal_vproblem (ap=<optimized out>, fmt=<optimized out>, 
>    line=<optimized out>, file=<optimized out>, problem=0xafa660 <internal_error_problem>)
>    at ../../gdb/utils.c:852
>#4  internal_vproblem (problem=0xafa660 <internal_error_problem>, file=<optimized out>, 
>    line=<optimized out>, fmt=<optimized out>, ap=<optimized out>) at ../../gdb/utils.c:753
>#5  0x00000000006407f9 in internal_verror (file=<optimized out>, line=<optimized out>, 
>    fmt=<optimized out>, ap=ap@entry=0x7fffe7f6e518) at ../../gdb/utils.c:877
>#6  0x0000000000640892 in internal_error (file=file@entry=0x794c6d "../../gdb/dwarf2read.c", 
>    line=line@entry=8284, string=<optimized out>) at ../../gdb/utils.c:887
>#7  0x00000000005d7dda in read_call_site_scope (die=die@entry=0x417d300, cu=0x3184750)
>    at ../../gdb/dwarf2read.c:8284
>#8  0x00000000005dd379 in process_die (die=die@entry=0x417d300, cu=cu@entry=0x3184750)
>    at ../../gdb/dwarf2read.c:6279
>#9  0x00000000005df733 in read_func_scope (die=die@entry=0x417c168, cu=cu@entry=0x3184750)
>    at ../../gdb/dwarf2read.c:7948
>#10 0x00000000005dcaab in process_die (die=die@entry=0x417c168, cu=cu@entry=0x3184750)
>    at ../../gdb/dwarf2read.c:6271
>#11 0x00000000005dc719 in read_file_scope (cu=0x3184750, die=0x42f3bd0)
>    at ../../gdb/dwarf2read.c:7072
>#12 process_die (die=0x42f3bd0, cu=cu@entry=0x3184750) at ../../gdb/dwarf2read.c:6264
>#13 0x00000000005e0115 in process_full_comp_unit (pretend_language=language_minimal, 
>    per_cu=0x234a398) at ../../gdb/dwarf2read.c:6150
>#14 process_queue () at ../../gdb/dwarf2read.c:5727
>#15 dw2_do_instantiate_symtab (per_cu=per_cu@entry=0x234a398) at ../../gdb/dwarf2read.c:2067
>#16 0x00000000005e07fc in dw2_instantiate_symtab (per_cu=0x234a398)
>    at ../../gdb/dwarf2read.c:2088
>#17 0x00000000005e0daf in dw2_find_pc_sect_symtab (objfile=<optimized out>, 
>    msymbol=<optimized out>, pc=5192528, section=<optimized out>, warn_if_readin=1)
>    at ../../gdb/dwarf2read.c:3320
>#18 0x0000000000554959 in find_pc_sect_symtab (pc=5192528, section=0x0)
>    at ../../gdb/symtab.c:2159
>#19 0x0000000000554995 in find_pc_symtab (pc=<optimized out>) at ../../gdb/symtab.c:2176
>#20 0x0000000000550e97 in call_site_for_pc (gdbarch=gdbarch@entry=0x236d530, 
>    pc=pc@entry=5192529) at ../../gdb/block.c:204
>#21 0x00000000005f2111 in call_site_find_chain_1 (callee_pc=140649592804672, 
>    caller_pc=5192529, gdbarch=0x236d530) at ../../gdb/dwarf2loc.c:916
>#22 call_site_find_chain (gdbarch=gdbarch@entry=0x236d530, 
>    caller_pc=caller_pc@entry=5192529, callee_pc=callee_pc@entry=140649592804865)
>    at ../../gdb/dwarf2loc.c:1027
>#23 0x00000000005f7fd4 in dwarf2_tailcall_sniffer_first (
>    this_frame=this_frame@entry=0x3850c28, tailcall_cachep=tailcall_cachep@entry=0x3850d18, 
>    entry_cfa_sp_offsetp=entry_cfa_sp_offsetp@entry=0x7fffe7f6eee8)
>    at ../../gdb/dwarf2-frame-tailcall.c:390
>#24 0x00000000005f6f7f in dwarf2_frame_cache (this_frame=this_frame@entry=0x3850c28, 
>    this_cache=this_cache@entry=0x3850c40) at ../../gdb/dwarf2-frame.c:1224
>#25 0x00000000005f7565 in dwarf2_frame_sniffer (this_cache=0x3850c40, this_frame=0x3850c28, 
>    self=0x79b860 <dwarf2_frame_unwind>) at ../../gdb/dwarf2-frame.c:1401
>#26 dwarf2_frame_sniffer (self=0x79b860 <dwarf2_frame_unwind>, this_frame=0x3850c28, 
>    this_cache=0x3850c40) at ../../gdb/dwarf2-frame.c:1371
>#27 0x00000000006484c9 in frame_unwind_find_by_frame (this_frame=this_frame@entry=0x3850c28, 
>    this_cache=this_cache@entry=0x3850c40) at ../../gdb/frame-unwind.c:112
>#28 0x0000000000644b9b in get_frame_id (fi=fi@entry=0x3850c28) at ../../gdb/frame.c:334
>#29 0x00000000005267c9 in default_value_from_register (type=<optimized out>, regnum=12, 
>    frame=0x3850c28) at ../../gdb/findvar.c:652
>#30 0x0000000000526ac1 in value_from_register (type=0x22d5f30, regnum=12, frame=0x3850c28)
>    at ../../gdb/findvar.c:752
>#31 0x0000000000527033 in address_from_register (type=<optimized out>, 
>    regnum=<optimized out>, frame=<optimized out>) at ../../gdb/findvar.c:771
>#32 0x00000000005ec163 in execute_stack_op (ctx=ctx@entry=0x3d3b370, 
>    op_ptr=0x7f4109abd56b <Address 0x7f4109abd56b out of bounds>, 
>    op_ptr@entry=0x7f4109abd569 <Address 0x7f4109abd569 out of bounds>, 
>    op_end=0x7f4109abd56b <Address 0x7f4109abd56b out of bounds>)
>    at ../../gdb/dwarf2expr.c:925
>#33 0x00000000005ecddc in dwarf_expr_eval (ctx=ctx@entry=0x3d3b370, 
>    addr=addr@entry=0x7f4109abd569 <Address 0x7f4109abd569 out of bounds>, 
>    len=<optimized out>) at ../../gdb/dwarf2expr.c:365
>#34 0x00000000005f1f4a in dwarf_expr_push_dwarf_reg_entry_value (ctx=0x3d3b370, 
>    kind=<optimized out>, kind_u=..., deref_size=<optimized out>)
>    at ../../gdb/dwarf2loc.c:1244
>#35 0x00000000005ebd7b in execute_stack_op (ctx=ctx@entry=0x3d3b370, 
>    op_ptr=0x7f410941ad48 <Address 0x7f410941ad48 out of bounds>, 
>    op_ptr@entry=0x7f410941ad45 <Address 0x7f410941ad45 out of bounds>, 
>    op_end=op_end@entry=0x7f410941ad49 <Address 0x7f410941ad49 out of bounds>)
>    at ../../gdb/dwarf2expr.c:1375
>#36 0x00000000005ecddc in dwarf_expr_eval (ctx=ctx@entry=0x3d3b370, 
>    addr=addr@entry=0x7f410941ad45 <Address 0x7f410941ad45 out of bounds>, len=len@entry=4)
>    at ../../gdb/dwarf2expr.c:365
>#37 0x00000000005ee625 in dwarf_expr_prep_ctx (ctx=ctx@entry=0x3d3b370, 
>    frame=frame@entry=0x2133400, 
>    data=data@entry=0x7f410941ad45 <Address 0x7f410941ad45 out of bounds>, 
>    size=size@entry=4, per_cu=per_cu@entry=0x2348e58) at ../../gdb/dwarf2loc.c:1297
>#38 0x00000000005f0cae in dwarf2_evaluate_loc_desc_full (type=0x3b75ae0, 
>    frame=frame@entry=0x2133400, data=0x7f410941ad45 <Address 0x7f410941ad45 out of bounds>, 
>    size=4, per_cu=0x2348e58, byte_offset=byte_offset@entry=0) at ../../gdb/dwarf2loc.c:2300
>#39 0x00000000005f156b in dwarf2_evaluate_loc_desc (type=<optimized out>, 
>    frame=frame@entry=0x2133400, data=<optimized out>, size=<optimized out>, 
>    per_cu=<optimized out>) at ../../gdb/dwarf2loc.c:2480
>#40 0x00000000005f2bc5 in loclist_read_variable (symbol=0x40fea70, frame=0x2133400)
>    at ../../gdb/dwarf2loc.c:4136
>#41 0x0000000000526b9c in default_read_var_value (var=0x40fea70, frame=0x2133400)
>    at ../../gdb/findvar.c:578
>#42 0x000000000057bc5a in read_frame_arg (sym=sym@entry=0x40fea70, 
>    frame=frame@entry=0x2133400, argp=argp@entry=0x7fffe7f6f580, 
>    entryargp=entryargp@entry=0x7fffe7f6f5a0) at ../../gdb/stack.c:316
>#43 0x000000000057c62f in print_frame_args (func=<optimized out>, 
>    frame=frame@entry=0x2133400, num=num@entry=-1, stream=0x2255fc0) at ../../gdb/stack.c:648
>#44 0x000000000057cd7a in print_frame (frame=frame@entry=0x2133400, 
>    print_level=print_level@entry=1, print_what=print_what@entry=LOCATION, 
>    print_args=print_args@entry=1, sal=...) at ../../gdb/stack.c:1175
>#45 0x000000000057d40e in print_frame_info (frame=frame@entry=0x2133400, 
>    print_level=print_level@entry=1, print_what=print_what@entry=LOCATION, 
>    print_args=print_args@entry=1) at ../../gdb/stack.c:830
>#46 0x000000000057d9b0 in backtrace_command_1 (count_exp=count_exp@entry=0x0, show_locals=0, 
>    from_tty=from_tty@entry=1) at ../../gdb/stack.c:1732
>#47 0x000000000057dcc7 in backtrace_command (arg=0x0, from_tty=1) at ../../gdb/stack.c:1808
>#48 0x000000000063c6da in execute_command (p=0x20a4162 "", p@entry=0x20a4160 "bt", 
>    from_tty=1) at ../../gdb/top.c:487
>#49 0x000000000058bc24 in command_handler (command=0x20a4160 "bt")
>    at ../../gdb/event-top.c:440
>#50 0x000000000058c5fc in command_line_handler (rl=<optimized out>)
>    at ../../gdb/event-top.c:641
>#51 0x00007f411588de2b in rl_callback_read_char () from /lib64/libreadline.so.6
>#52 0x000000000058bc89 in rl_callback_read_char_wrapper (client_data=<optimized out>)
>    at ../../gdb/event-top.c:170
>#53 0x000000000058aa76 in process_event () at ../../gdb/event-loop.c:401
>#54 process_event () at ../../gdb/event-loop.c:351
>#55 0x000000000058b21f in gdb_do_one_event () at ../../gdb/event-loop.c:465
>#56 0x000000000058b3a5 in start_event_loop () at ../../gdb/event-loop.c:490
>#57 0x00000000005848c3 in captured_command_loop (data=data@entry=0x0) at ../../gdb/main.c:227
>#58 0x000000000058359e in catch_errors (func=func@entry=0x5848b0 <captured_command_loop>, 
>    func_args=func_args@entry=0x0, errstring=errstring@entry=0x71bc77 "", mask=mask@entry=6)
>    at ../../gdb/exceptions.c:546
>#59 0x0000000000585486 in captured_main (data=data@entry=0x7fffe7f6fc00)
>    at ../../gdb/main.c:1094
>#60 0x000000000058359e in catch_errors (func=func@entry=0x584c60 <captured_main>, 
>    func_args=func_args@entry=0x7fffe7f6fc00, errstring=errstring@entry=0x71bc77 "", 
>    mask=mask@entry=6) at ../../gdb/exceptions.c:546
>#61 0x00000000005860e4 in gdb_main (args=args@entry=0x7fffe7f6fc00) at ../../gdb/main.c:1104
>#62 0x00000000004524ee in main (argc=<optimized out>, argv=<optimized out>)
>    at ../../gdb/gdb.c:34
>(gdb) bt full
>#0  0x00007f4113b30ba5 in __GI_raise (sig=sig@entry=6)
>    at ../nptl/sysdeps/unix/sysv/linux/raise.c:63
>        resultvar = 0
>        pid = 2606
>        selftid = 2606
>#1  0x00007f4113b32358 in __GI_abort () at abort.c:90
>        save_stage = 2
>        act = {__sigaction_handler = {sa_handler = 0x48eb458, sa_sigaction = 0x48eb458}, 
>          sa_mask = {__val = {0, 1, 139917513155604, 1, 0, 139917479910568, 1, 11511392, 1, 
>              45992432, 139917513181717, 0, 139917480841127, 139917483751288, 
>              140737085105296, 4}}, sa_flags = 1, sa_restorer = 0x0}
>        sigs = {__val = {32, 0 <repeats 15 times>}}
>#2  0x000000000063e176 in dump_core () at ../../gdb/utils.c:694
>        rlim = {rlim_cur = 18446744073709551615, rlim_max = 18446744073709551615}
>#3  0x00000000006406cb in internal_vproblem (ap=<optimized out>, fmt=<optimized out>, 
>    line=<optimized out>, file=<optimized out>, problem=0xafa660 <internal_error_problem>)
>    at ../../gdb/utils.c:852
>        quit_p = 1
>        dump_core_p = <optimized out>
>        reason = 0x3b99a00 "../../gdb/dwarf2read.c:8284: internal-error: read_call_site_scope: Assertion `offset.sect_off >= cu->header.offset.sect_off' failed.\nA problem internal to GDB has been detected,\nfurther debugging may "...
>        dejavu = 1
>#4  internal_vproblem (problem=0xafa660 <internal_error_problem>, file=<optimized out>, 
>    line=<optimized out>, fmt=<optimized out>, ap=<optimized out>) at ../../gdb/utils.c:753
>        dejavu = 1
>#5  0x00000000006407f9 in internal_verror (file=<optimized out>, line=<optimized out>, 
>    fmt=<optimized out>, ap=ap@entry=0x7fffe7f6e518) at ../../gdb/utils.c:877
>No locals.
>#6  0x0000000000640892 in internal_error (file=file@entry=0x794c6d "../../gdb/dwarf2read.c", 
>    line=line@entry=8284, string=<optimized out>) at ../../gdb/utils.c:887
>        ap = {{gp_offset = 40, fp_offset = 48, overflow_arg_area = 0x7fffe7f6e5f0, 
>            reg_save_area = 0x7fffe7f6e530}}
>#7  0x00000000005d7dda in read_call_site_scope (die=die@entry=0x417d300, cu=0x3184750)
>    at ../../gdb/dwarf2read.c:8284
>        offset = <optimized out>
>        parameter = 0x48eb458
>        loc = 0x0
>        origin = <optimized out>
>        objfile = 0x22b90f0
>        gdbarch = 0x2267d60
>        pc = <optimized out>
>        baseaddr = 0
>        attr = <optimized out>
>        call_site = 0x48eb428
>        call_site_local = {pc = 5192734, tail_call_next = 0x0, target = {loc = {bitpos = 0, 
>              enumval = 0, physaddr = 0, physname = 0x0, dwarf_block = 0x0}, 
>            loc_kind = FIELD_LOC_KIND_BITPOS}, parameter_count = 36409584, 
>          per_cu = 0x3184750, parameter = {{kind = CALL_SITE_PARAMETER_DWARF_REG, u = {
>                dwarf_reg = 52568320, fb_offset = 52568320, param_offset = {
>                  cu_off = 52568320}}, 
>              value = 0x4f3bac <cpname_parse+5852> "t$0H\215\004\022H\213L$\bL\213\004$H\001\302H\367\330H\301\342\004H\367\332\351\302\355\377\377\276\002", value_size = 5192654, 
>              data_value = 0x3184980 "\360\220+\002", data_value_size = 51922768}}}
>        slot = 0x406d778
>        nparams = <optimized out>
>        child_die = 0x417d348
>        __PRETTY_FUNCTION__ = "read_call_site_scope"
>#8  0x00000000005dd379 in process_die (die=die@entry=0x417d300, cu=cu@entry=0x3184750)
>    at ../../gdb/dwarf2read.c:6279
>No locals.
>#9  0x00000000005df733 in read_func_scope (die=die@entry=0x417c168, cu=cu@entry=0x3184750)
>    at ../../gdb/dwarf2read.c:7948
>        objfile = 0x22b90f0
>        new = <optimized out>
>        lowpc = 5192448
>        highpc = 5192734
>        child_die = <optimized out>
>        attr = <optimized out>
>        call_line = <optimized out>
>        call_file = <optimized out>
>        name = <optimized out>
>        baseaddr = 0
>        block = <optimized out>
>        inlined_func = <optimized out>
>        template_args = <optimized out>
>        templ_func = 0x0
>        __PRETTY_FUNCTION__ = "read_func_scope"
>#10 0x00000000005dcaab in process_die (die=die@entry=0x417c168, cu=cu@entry=0x3184750)
>    at ../../gdb/dwarf2read.c:6271
>No locals.
>#11 0x00000000005dc719 in read_file_scope (cu=0x3184750, die=0x42f3bd0)
>    at ../../gdb/dwarf2read.c:7072
>        lowpc = 4332963
>        highpc = 5207190
>        child_die = <optimized out>
>        abfd = <optimized out>
>        attr = <optimized out>
>        comp_dir = 0x7f410d263cd9 <Address 0x7f410d263cd9 out of bounds>
>        objfile = <optimized out>
>        back_to = 0x3dbbdb0
>        name = 0x7f410d246e93 <Address 0x7f410d246e93 out of bounds>
>        baseaddr = <optimized out>
>#12 process_die (die=0x42f3bd0, cu=cu@entry=0x3184750) at ../../gdb/dwarf2read.c:6264
>No locals.
>#13 0x00000000005e0115 in process_full_comp_unit (pretend_language=language_minimal, 
>    per_cu=0x234a398) at ../../gdb/dwarf2read.c:6150
>        cu = 0x3184750
>        objfile = 0x22b90f0
>        lowpc = 4080
>        symtab = <optimized out>
>        back_to = 0x268d670
>        delayed_list_cleanup = 0x3379710
>        baseaddr = 0
>        highpc = 32
>#14 process_queue () at ../../gdb/dwarf2read.c:5727
>        item = 0x44159d0
>        next_item = <optimized out>
>#15 dw2_do_instantiate_symtab (per_cu=per_cu@entry=0x234a398) at ../../gdb/dwarf2read.c:2067
>        back_to = 0x3bcb2b0
>#16 0x00000000005e07fc in dw2_instantiate_symtab (per_cu=0x234a398)
>    at ../../gdb/dwarf2read.c:2088
>        back_to = 0x3811060
>#17 0x00000000005e0daf in dw2_find_pc_sect_symtab (objfile=<optimized out>, 
>    msymbol=<optimized out>, pc=5192528, section=<optimized out>, warn_if_readin=1)
>    at ../../gdb/dwarf2read.c:3320
>        data = 0x234a398
>        result = <optimized out>
>        __PRETTY_FUNCTION__ = "dw2_find_pc_sect_symtab"
>#18 0x0000000000554959 in find_pc_sect_symtab (pc=5192528, section=0x0)
>    at ../../gdb/symtab.c:2159
>        result = <optimized out>
>        b = <optimized out>
>        bv = <optimized out>
>        s = 0x0
>        best_s = 0x0
>        objfile = 0x22b90f0
>        distance = 0
>        msymbol = 0x7f410d2a9240
>#19 0x0000000000554995 in find_pc_symtab (pc=<optimized out>) at ../../gdb/symtab.c:2176
>No locals.
>#20 0x0000000000550e97 in call_site_for_pc (gdbarch=gdbarch@entry=0x236d530, 
>    pc=pc@entry=5192529) at ../../gdb/block.c:204
>        symtab = <optimized out>
>        slot = 0x0
>#21 0x00000000005f2111 in call_site_find_chain_1 (callee_pc=140649592804672, 
>    caller_pc=5192529, gdbarch=0x236d530) at ../../gdb/dwarf2loc.c:916
>        back_to_retval = 0x7589e0 <sentinel_cleanup>
>        retval = 0x0
>        chain = 0x0
>        addr_obstack = {chunk_size = 4072, chunk = 0x46fc390, 
>          object_base = 0x46fc808 "\303P\004\211\353\177", 
>          next_free = 0x46fc808 "\303P\004\211\353\177", chunk_limit = 0x46fd378 "\361\017", 
>          temp = 6583422, alignment_mask = 7, chunkfun = 0x6680b0 <xmalloc>, 
>          freefun = 0x668190 <xfree>, extra_arg = 0x526519 <unsigned_pointer_to_address+25>, 
>          use_extra_arg = 0, maybe_empty_object = 0, alloc_failed = 0}
>        back_to_workdata = 0x2b9ae60
>        call_site = <optimized out>
>        addr_hash = 0x46fc3a0
>#22 call_site_find_chain (gdbarch=gdbarch@entry=0x236d530, 
>    caller_pc=caller_pc@entry=5192529, callee_pc=callee_pc@entry=140649592804865)
>    at ../../gdb/dwarf2loc.c:1027
>        e = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        retval = <optimized out>
>#23 0x00000000005f7fd4 in dwarf2_tailcall_sniffer_first (
>    this_frame=this_frame@entry=0x3850c28, tailcall_cachep=tailcall_cachep@entry=0x3850d18, 
>    entry_cfa_sp_offsetp=entry_cfa_sp_offsetp@entry=0x7fffe7f6eee8)
>    at ../../gdb/dwarf2-frame-tailcall.c:390
>        sp_regnum = <optimized out>
>        prev_pc = 5192529
>        prev_sp = 0
>        prev_sp_p = 0
>        this_pc = 140649592804865
>        prev_gdbarch = 0x236d530
>        chain = 0x0
>        cache = 0x236d530
>        except = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        __PRETTY_FUNCTION__ = "dwarf2_tailcall_sniffer_first"
>#24 0x00000000005f6f7f in dwarf2_frame_cache (this_frame=this_frame@entry=0x3850c28, 
>    this_cache=this_cache@entry=0x3850c40) at ../../gdb/dwarf2-frame.c:1224
>        old_chain = 0x7589e0 <sentinel_cleanup>
>        gdbarch = 0x236d530
>        num_regs = <optimized out>
>        cache = 0x3850cd8
>        fs = 0x2d6b520
>        fde = 0x7e
>        ex = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        entry_pc = 140649592804672
>        entry_cfa_sp_offset = 8
>        entry_cfa_sp_offset_p = 1
>        instr = 0x10 <Address 0x10 out of bounds>
>        __PRETTY_FUNCTION__ = "dwarf2_frame_cache"
>#25 0x00000000005f7565 in dwarf2_frame_sniffer (this_cache=0x3850c40, this_frame=0x3850c28, 
>    self=0x79b860 <dwarf2_frame_unwind>) at ../../gdb/dwarf2-frame.c:1401
>No locals.
>#26 dwarf2_frame_sniffer (self=0x79b860 <dwarf2_frame_unwind>, this_frame=0x3850c28, 
>    this_cache=0x3850c40) at ../../gdb/dwarf2-frame.c:1371
>        block_addr = 140649592804672
>        fde = <optimized out>
>#27 0x00000000006484c9 in frame_unwind_find_by_frame (this_frame=this_frame@entry=0x3850c28, 
>    this_cache=this_cache@entry=0x3850c40) at ../../gdb/frame-unwind.c:112
>        old_cleanup = 0x3da0f00
>        ex = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        res = 0
>        gdbarch = <optimized out>
>        table = <optimized out>
>        entry = 0x236db60
>#28 0x0000000000644b9b in get_frame_id (fi=fi@entry=0x3850c28) at ../../gdb/frame.c:334
>        __PRETTY_FUNCTION__ = "get_frame_id"
>#29 0x00000000005267c9 in default_value_from_register (type=<optimized out>, regnum=12, 
>    frame=0x3850c28) at ../../gdb/findvar.c:652
>        gdbarch = 0x236d530
>        len = 8
>        value = 0x3df1b40
>#30 0x0000000000526ac1 in value_from_register (type=0x22d5f30, regnum=12, frame=0x3850c28)
>    at ../../gdb/findvar.c:752
>        gdbarch = 0x236d530
>        v = <optimized out>
>#31 0x0000000000527033 in address_from_register (type=<optimized out>, 
>    regnum=<optimized out>, frame=<optimized out>) at ../../gdb/findvar.c:771
>        value = <optimized out>
>        result = <optimized out>
>        __PRETTY_FUNCTION__ = "address_from_register"
>#32 0x00000000005ec163 in execute_stack_op (ctx=ctx@entry=0x3d3b370, 
>    op_ptr=0x7f4109abd56b <Address 0x7f4109abd56b out of bounds>, 
>    op_ptr@entry=0x7f4109abd569 <Address 0x7f4109abd569 out of bounds>, 
>    op_end=0x7f4109abd56b <Address 0x7f4109abd56b out of bounds>)
>    at ../../gdb/dwarf2expr.c:925
>        op = DW_OP_breg12
>        result = <optimized out>
>        in_stack_memory = 0
>        uoffset = <optimized out>
>        reg = 140733193388039
>        offset = 0
>        result_val = 0x0
>        byte_order = BFD_ENDIAN_LITTLE
>        address_type = 0x2bf68e0
>        __PRETTY_FUNCTION__ = "execute_stack_op"
>#33 0x00000000005ecddc in dwarf_expr_eval (ctx=ctx@entry=0x3d3b370, 
>    addr=addr@entry=0x7f4109abd569 <Address 0x7f4109abd569 out of bounds>, 
>    len=<optimized out>) at ../../gdb/dwarf2expr.c:365
>        old_recursion_depth = 1
>        __PRETTY_FUNCTION__ = "dwarf_expr_eval"
>#34 0x00000000005f1f4a in dwarf_expr_push_dwarf_reg_entry_value (ctx=0x3d3b370, 
>    kind=<optimized out>, kind_u=..., deref_size=<optimized out>)
>    at ../../gdb/dwarf2loc.c:1244
>        debaton = <optimized out>
>        frame = <optimized out>
>        caller_frame = <optimized out>
>        caller_per_cu = 0x313f7f0
>        baton_local = {frame = 0x3850c28, per_cu = 0x313f7f0, object_address = 67290304}
>        saved_ctx = {stack = <optimized out>, stack_len = <optimized out>, 
>          stack_allocated = <optimized out>, gdbarch = <optimized out>, addr_size = 8, 
>          ref_addr_size = 4, offset = <optimized out>, baton = <optimized out>, 
>          funcs = <optimized out>, recursion_depth = <optimized out>, 
>          max_recursion_depth = <optimized out>, location = <optimized out>, 
>          len = <optimized out>, data = <optimized out>, initialized = <optimized out>, 
>          num_pieces = <optimized out>, pieces = <optimized out>}
>        parameter = <optimized out>
>        data_src = 0x7f4109abd569 <Address 0x7f4109abd569 out of bounds>
>        size = <optimized out>
>        __PRETTY_FUNCTION__ = "dwarf_expr_push_dwarf_reg_entry_value"
>#35 0x00000000005ebd7b in execute_stack_op (ctx=ctx@entry=0x3d3b370, 
>    op_ptr=0x7f410941ad48 <Address 0x7f410941ad48 out of bounds>, 
>    op_ptr@entry=0x7f410941ad45 <Address 0x7f410941ad45 out of bounds>, 
>    op_end=op_end@entry=0x7f410941ad49 <Address 0x7f410941ad49 out of bounds>)
>    at ../../gdb/dwarf2expr.c:1375
>        len = 1
>        deref_size = 532575944823
>        kind_u = <optimized out>
>        op = DW_OP_GNU_entry_value
>        result = <optimized out>
>        in_stack_memory = 0
>        uoffset = <optimized out>
>        reg = 532575944823
>        offset = 1
>        result_val = 0x0
>        byte_order = BFD_ENDIAN_LITTLE
>        address_type = 0x2bf68e0
>        __PRETTY_FUNCTION__ = "execute_stack_op"
>#36 0x00000000005ecddc in dwarf_expr_eval (ctx=ctx@entry=0x3d3b370, 
>    addr=addr@entry=0x7f410941ad45 <Address 0x7f410941ad45 out of bounds>, len=len@entry=4)
>    at ../../gdb/dwarf2expr.c:365
>        old_recursion_depth = 0
>        __PRETTY_FUNCTION__ = "dwarf_expr_eval"
>#37 0x00000000005ee625 in dwarf_expr_prep_ctx (ctx=ctx@entry=0x3d3b370, 
>    frame=frame@entry=0x2133400, 
>    data=data@entry=0x7f410941ad45 <Address 0x7f410941ad45 out of bounds>, 
>    size=size@entry=4, per_cu=per_cu@entry=0x2348e58) at ../../gdb/dwarf2loc.c:1297
>        baton = {frame = 0x2133400, per_cu = 0x2348e58, object_address = 140734977163912}
>        objfile = <optimized out>
>#38 0x00000000005f0cae in dwarf2_evaluate_loc_desc_full (type=0x3b75ae0, 
>    frame=frame@entry=0x2133400, data=0x7f410941ad45 <Address 0x7f410941ad45 out of bounds>, 
>    size=4, per_cu=0x2348e58, byte_offset=byte_offset@entry=0) at ../../gdb/dwarf2loc.c:2300
>        retval = <optimized out>
>        ctx = 0x3d3b370
>        old_chain = 0x7589e0 <sentinel_cleanup>
>        value_chain = 0x3e337e0
>        objfile = 0x2287950
>        ex = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>#39 0x00000000005f156b in dwarf2_evaluate_loc_desc (type=<optimized out>, 
>    frame=frame@entry=0x2133400, data=<optimized out>, size=<optimized out>, 
>    per_cu=<optimized out>) at ../../gdb/dwarf2loc.c:2480
>No locals.
>#40 0x00000000005f2bc5 in loclist_read_variable (symbol=0x40fea70, frame=0x2133400)
>    at ../../gdb/dwarf2loc.c:4136
>        dlbaton = 0x40feac8
>        val = 0x0
>        data = <optimized out>
>        pc = <optimized out>
>#41 0x0000000000526b9c in default_read_var_value (var=0x40fea70, frame=0x2133400)
>    at ../../gdb/findvar.c:578
>        v = <optimized out>
>        type = 0x3b75ae0
>        addr = <optimized out>
>        __PRETTY_FUNCTION__ = "default_read_var_value"
>#42 0x000000000057bc5a in read_frame_arg (sym=sym@entry=0x40fea70, 
>    frame=frame@entry=0x2133400, argp=argp@entry=0x7fffe7f6f580, 
>    entryargp=entryargp@entry=0x7fffe7f6f5a0) at ../../gdb/stack.c:316
>        val = 0x0
>        entryval = 0x0
>        val_error = 0x0
>        entryval_error = 0x0
>        val_equal = 0
>        except = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        __PRETTY_FUNCTION__ = "read_frame_arg"
>#43 0x000000000057c62f in print_frame_args (func=<optimized out>, 
>    frame=frame@entry=0x2133400, num=num@entry=-1, stream=0x2255fc0) at ../../gdb/stack.c:648
>        arg = {sym = 0x7f4113eab720 <main_arena>, val = 0x11d70, 
>          error = 0xf0 <Address 0xf0 out of bounds>, entry_kind = 0x49e4290 ""}
>        entryarg = {sym = 0x7f4113eab720 <main_arena>, 
>          val = 0x7f4113b7abba <__libc_calloc+490>, 
>          error = 0x20 <Address 0x20 out of bounds>, 
>          entry_kind = 0xf0 <Address 0xf0 out of bounds>}
>        b = 0x40ff238
>        iter = {d = {symtab = 0x40ff238, block = 0x40ff238}, idx = -1, 
>          which = FIRST_LOCAL_BLOCK, dict_iter = {dict = 0x40ff268, index = 0, 
>            current = 0x0}}
>        sym = 0x40fea70
>        uiout = 0x21a8cb0
>        first = <optimized out>
>        highest_offset = -1
>        args_printed = 0
>        old_chain = 0x7589e0 <sentinel_cleanup>
>        stb = <optimized out>
>        print_args = 1
>        __PRETTY_FUNCTION__ = "print_frame_args"
>#44 0x000000000057cd7a in print_frame (frame=frame@entry=0x2133400, 
>    print_level=print_level@entry=1, print_what=print_what@entry=LOCATION, 
>    print_args=print_args@entry=1, sal=...) at ../../gdb/stack.c:1175
>        gdbarch = <optimized out>
>        numargs = -1
>        args_list_chain = 0x2f54800
>        e = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        gdbarch = 0x236d530
>        uiout = 0x21a8cb0
>        funname = 0x231da62 "xf86_cursors_fini"
>        funlang = language_c
>        stb = <optimized out>
>        old_chain = 0x317a0e0
>        list_chain = 0x34bc530
>        opts = {pretty = Val_pretty_default, prettyprint_arrays = 0, 
>          prettyprint_structs = 0, vtblprint = 0, unionprint = 1, addressprint = 1, 
>          objectprint = 0, print_max = 200, repeat_count_threshold = 10, output_format = 0, 
>          format = 0, stop_print_at_null = 0, inspect_it = 0, print_array_indexes = 0, 
>          deref_ref = 0, static_field_print = 1, pascal_static_field_print = 1, raw = 0, 
>          summary = 0, symbol_print = 1}
>        func = 0x40fea00
>        pc = 4945245
>        pc_p = 1
>#45 0x000000000057d40e in print_frame_info (frame=frame@entry=0x2133400, 
>    print_level=print_level@entry=1, print_what=print_what@entry=LOCATION, 
>    print_args=print_args@entry=1) at ../../gdb/stack.c:830
>        gdbarch = 0x236d530
>        sal = {pspace = 0x21be190, symtab = 0x4102470, section = 0x0, line = 680, 
>          pc = 4945238, end = 4945245, explicit_pc = 0, explicit_line = 0, probe = 0x0}
>        source_print = <optimized out>
>        location_print = <optimized out>
>        uiout = 0x21a8cb0
>#46 0x000000000057d9b0 in backtrace_command_1 (count_exp=count_exp@entry=0x0, show_locals=0, 
>    from_tty=from_tty@entry=1) at ../../gdb/stack.c:1732
>        fi = <optimized out>
>        count = -4
>        i = <optimized out>
>        trailing = <optimized out>
>        trailing_level = <optimized out>
>#47 0x000000000057dcc7 in backtrace_command (arg=0x0, from_tty=1) at ../../gdb/stack.c:1808
>        old_chain = 0x20a4030
>        fulltrace_arg = <optimized out>
>        arglen = <optimized out>
>        argc = <optimized out>
>#48 0x000000000063c6da in execute_command (p=0x20a4162 "", p@entry=0x20a4160 "bt", 
>    from_tty=1) at ../../gdb/top.c:487
>        arg = <optimized out>
>        cleanup_if_error = 0x2a40520
>        cleanup = 0x20a3110
>        c = 0x211e090
>        line = 0x20a4160 "bt"
>#49 0x000000000058bc24 in command_handler (command=0x20a4160 "bt")
>    at ../../gdb/event-top.c:440
>        stdin_is_tty = <optimized out>
>        stat_chain = 0x7589e0 <sentinel_cleanup>
>#50 0x000000000058c5fc in command_line_handler (rl=<optimized out>)
>    at ../../gdb/event-top.c:641
>        linebuffer = 0x36f17a0 "bt"
>        linelength = 80
>        p = 0x36f17a2 ""
>        p1 = <optimized out>
>        nline = <optimized out>
>        got_eof = 0 '\000'
>        repeat = 1
>#51 0x00007f411588de2b in rl_callback_read_char () from /lib64/libreadline.so.6
>No symbol table info available.
>#52 0x000000000058bc89 in rl_callback_read_char_wrapper (client_data=<optimized out>)
>    at ../../gdb/event-top.c:170
>No locals.
>#53 0x000000000058aa76 in process_event () at ../../gdb/event-loop.c:401
>        event_ptr = <optimized out>
>        proc = 0x58a8c0 <handle_file_event>
>        data = {ptr = 0x7fff00000000, integer = 0}
>#54 process_event () at ../../gdb/event-loop.c:351
>No locals.
>#55 0x000000000058b21f in gdb_do_one_event () at ../../gdb/event-loop.c:465
>        event_source_head = 0
>        current = <optimized out>
>#56 0x000000000058b3a5 in start_event_loop () at ../../gdb/event-loop.c:490
>        ex = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        result = 0
>#57 0x00000000005848c3 in captured_command_loop (data=data@entry=0x0) at ../../gdb/main.c:227
>No locals.
>#58 0x000000000058359e in catch_errors (func=func@entry=0x5848b0 <captured_command_loop>, 
>    func_args=func_args@entry=0x0, errstring=errstring@entry=0x71bc77 "", mask=mask@entry=6)
>    at ../../gdb/exceptions.c:546
>        val = 0
>        exception = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        saved_uiout = 0x21a8cb0
>#59 0x0000000000585486 in captured_main (data=data@entry=0x7fffe7f6fc00)
>    at ../../gdb/main.c:1094
>        context = 0x7fffe7f6fc00
>        argc = 3
>        argv = 0x7fffe7f6fd08
>        quiet = 0
>        set_args = 0
>        symarg = <optimized out>
>        execarg = <optimized out>
>        pidarg = <optimized out>
>        corearg = <optimized out>
>        pid_or_core_arg = <optimized out>
>        cdarg = <optimized out>
>        ttyarg = <optimized out>
>        python_script = <optimized out>
>        print_help = 0
>        print_version = 0
>        cmdarg_vec = 0x0
>        cmdarg_p = 0x0
>        dirarg = <optimized out>
>        dirsize = <optimized out>
>        ndir = <optimized out>
>        system_gdbinit = 0x21c4eb0 "/etc/gdbinit"
>        home_gdbinit = 0x0
>        local_gdbinit = 0x0
>        i = <optimized out>
>        save_auto_load = 1
>        objfile = <optimized out>
>        pre_stat_chain = 0x7589e0 <sentinel_cleanup>
>#60 0x000000000058359e in catch_errors (func=func@entry=0x584c60 <captured_main>, 
>    func_args=func_args@entry=0x7fffe7f6fc00, errstring=errstring@entry=0x71bc77 "", 
>    mask=mask@entry=6) at ../../gdb/exceptions.c:546
>        val = 0
>        exception = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        saved_uiout = 0xaf9160 <def_uiout>
>#61 0x00000000005860e4 in gdb_main (args=args@entry=0x7fffe7f6fc00) at ../../gdb/main.c:1104
>No locals.
>#62 0x00000000004524ee in main (argc=<optimized out>, argv=<optimized out>)
>    at ../../gdb/gdb.c:34
>        args = {argc = 3, argv = 0x7fffe7f6fd08, use_windows = 0, 
>          interpreter_p = 0x710950 "console"}
>(gdb) q

Actions: View

Attachments on bug 839596: 597780 | 597782 | 598043 | 598044