Attachment 597782 Details for Bug 839596 – coredump when answering 'n'

coredump when answering 'n'

coregdb_no (text/plain), 10.03 KB, created by Zdenek Kabelac on 2012-07-12 12:04:25 UTC

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Creator: Zdenek Kabelac

Created: 2012-07-12 12:04:25 UTC

Size: 10.03 KB

patch

obsolete

>Core was generated by `gdb /usr/bin/Xorg /tmp/core.X.1047'.
>Program terminated with signal 11, Segmentation fault.
>#0  __strlen_sse2 () at ../sysdeps/x86_64/strlen.S:31
>31		movdqu	(%rdi), %xmm1
>(gdb) bt
>#0  __strlen_sse2 () at ../sysdeps/x86_64/strlen.S:31
>#1  0x000000000057c17d in read_frame_arg (sym=sym@entry=0x4facf18, 
>    frame=frame@entry=0x420cc28, argp=argp@entry=0x7ffff25be500, 
>    entryargp=entryargp@entry=0x7ffff25be520) at ../../gdb/stack.c:320
>#2  0x000000000057c62f in print_frame_args (func=<optimized out>, 
>    frame=frame@entry=0x420cc28, num=num@entry=-1, stream=0x2c11fc0) at ../../gdb/stack.c:648
>#3  0x000000000057cd7a in print_frame (frame=frame@entry=0x420cc28, 
>    print_level=print_level@entry=1, print_what=print_what@entry=LOCATION, 
>    print_args=print_args@entry=1, sal=...) at ../../gdb/stack.c:1175
>#4  0x000000000057d40e in print_frame_info (frame=frame@entry=0x420cc28, 
>    print_level=print_level@entry=1, print_what=print_what@entry=LOCATION, 
>    print_args=print_args@entry=1) at ../../gdb/stack.c:830
>#5  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
>#6  0x000000000057dcc7 in backtrace_command (arg=0x0, from_tty=1) at ../../gdb/stack.c:1808
>#7  0x000000000063c6da in execute_command (p=0x2a60162 "", p@entry=0x2a60160 "bt", 
>    from_tty=1) at ../../gdb/top.c:487
>#8  0x000000000058bc24 in command_handler (command=0x2a60160 "bt")
>    at ../../gdb/event-top.c:440
>#9  0x000000000058c5fc in command_line_handler (rl=<optimized out>)
>    at ../../gdb/event-top.c:641
>#10 0x00007f985675ae2b in rl_callback_read_char () from /lib64/libreadline.so.6
>#11 0x000000000058bc89 in rl_callback_read_char_wrapper (client_data=<optimized out>)
>    at ../../gdb/event-top.c:170
>#12 0x000000000058aa76 in process_event () at ../../gdb/event-loop.c:401
>#13 process_event () at ../../gdb/event-loop.c:351
>#14 0x000000000058b21f in gdb_do_one_event () at ../../gdb/event-loop.c:465
>#15 0x000000000058b3a5 in start_event_loop () at ../../gdb/event-loop.c:490
>#16 0x00000000005848c3 in captured_command_loop (data=data@entry=0x0) at ../../gdb/main.c:227
>#17 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
>#18 0x0000000000585486 in captured_main (data=data@entry=0x7ffff25beb80)
>    at ../../gdb/main.c:1094
>#19 0x000000000058359e in catch_errors (func=func@entry=0x584c60 <captured_main>, 
>    func_args=func_args@entry=0x7ffff25beb80, errstring=errstring@entry=0x71bc77 "", 
>    mask=mask@entry=6) at ../../gdb/exceptions.c:546
>#20 0x00000000005860e4 in gdb_main (args=args@entry=0x7ffff25beb80) at ../../gdb/main.c:1104
>#21 0x00000000004524ee in main (argc=<optimized out>, argv=<optimized out>)
>    at ../../gdb/gdb.c:34
>(gdb) bt full
>#0  __strlen_sse2 () at ../sysdeps/x86_64/strlen.S:31
>No locals.
>#1  0x000000000057c17d in read_frame_arg (sym=sym@entry=0x4facf18, 
>    frame=frame@entry=0x420cc28, argp=argp@entry=0x7ffff25be500, 
>    entryargp=entryargp@entry=0x7ffff25be520) at ../../gdb/stack.c:320
>        val = 0x0
>        entryval = 0x0
>        val_error = 0x0
>        entryval_error = 0x0
>        val_equal = 0
>        except = {reason = RETURN_ERROR, error = GENERIC_ERROR, message = 0x0}
>        __PRETTY_FUNCTION__ = "read_frame_arg"
>#2  0x000000000057c62f in print_frame_args (func=<optimized out>, 
>    frame=frame@entry=0x420cc28, num=num@entry=-1, stream=0x2c11fc0) at ../../gdb/stack.c:648
>        arg = {sym = 0x7f9854d78720 <main_arena>, val = 0x20d80, 
>          error = 0xf0 <Address 0xf0 out of bounds>, entry_kind = 0x53c0280 ""}
>        entryarg = {sym = 0x7f9854d78720 <main_arena>, 
>          val = 0x7f9854a47bba <__libc_calloc+490>, 
>          error = 0x20 <Address 0x20 out of bounds>, 
>          entry_kind = 0xf0 <Address 0xf0 out of bounds>}
>        b = 0x4f66108
>        iter = {d = {symtab = 0x4f66108, block = 0x4f66108}, idx = -1, 
>          which = FIRST_LOCAL_BLOCK, dict_iter = {dict = 0x4f66138, index = 0, 
>            current = 0x0}}
>        sym = 0x4facf18
>        uiout = 0x2b64cb0
>        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"
>#3  0x000000000057cd7a in print_frame (frame=frame@entry=0x420cc28, 
>    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 = 0x352fb90
>        e = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        gdbarch = 0x2d29530
>        uiout = 0x2b64cb0
>        funname = 0x3a74dbb "sna_close_screen"
>        funlang = language_c
>        stb = <optimized out>
>        old_chain = 0x3b360e0
>        list_chain = 0x3e78530
>        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 = 0x4facea8
>        pc = 140649592804865
>        pc_p = 1
>#4  0x000000000057d40e in print_frame_info (frame=frame@entry=0x420cc28, 
>    print_level=print_level@entry=1, print_what=print_what@entry=LOCATION, 
>    print_args=print_args@entry=1) at ../../gdb/stack.c:830
>        gdbarch = 0x2d29530
>        sal = {pspace = 0x2b7a190, symtab = 0x4bf5168, section = 0x0, line = 760, 
>          pc = 140649592804857, end = 140649592804865, explicit_pc = 0, explicit_line = 0, 
>          probe = 0x0}
>        source_print = <optimized out>
>        location_print = <optimized out>
>        uiout = 0x2b64cb0
>#5  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 = -5
>        i = <optimized out>
>        trailing = <optimized out>
>        trailing_level = <optimized out>
>#6  0x000000000057dcc7 in backtrace_command (arg=0x0, from_tty=1) at ../../gdb/stack.c:1808
>        old_chain = 0x2a60030
>        fulltrace_arg = <optimized out>
>        arglen = <optimized out>
>        argc = <optimized out>
>#7  0x000000000063c6da in execute_command (p=0x2a60162 "", p@entry=0x2a60160 "bt", 
>    from_tty=1) at ../../gdb/top.c:487
>        arg = <optimized out>
>        cleanup_if_error = 0x33fc520
>        cleanup = 0x2a5f110
>        c = 0x2ada090
>        line = 0x2a60160 "bt"
>#8  0x000000000058bc24 in command_handler (command=0x2a60160 "bt")
>    at ../../gdb/event-top.c:440
>        stdin_is_tty = <optimized out>
>        stat_chain = 0x7589e0 <sentinel_cleanup>
>#9  0x000000000058c5fc in command_line_handler (rl=<optimized out>)
>    at ../../gdb/event-top.c:641
>        linebuffer = 0x40ad7a0 "bt"
>        linelength = 80
>        p = 0x40ad7a2 ""
>        p1 = <optimized out>
>        nline = <optimized out>
>        got_eof = 0 '\000'
>        repeat = 1
>#10 0x00007f985675ae2b in rl_callback_read_char () from /lib64/libreadline.so.6
>No symbol table info available.
>#11 0x000000000058bc89 in rl_callback_read_char_wrapper (client_data=<optimized out>)
>    at ../../gdb/event-top.c:170
>No locals.
>#12 0x000000000058aa76 in process_event () at ../../gdb/event-loop.c:401
>        event_ptr = <optimized out>
>        proc = 0x58a8c0 <handle_file_event>
>        data = {ptr = 0x7fff00000000, integer = 0}
>#13 process_event () at ../../gdb/event-loop.c:351
>No locals.
>#14 0x000000000058b21f in gdb_do_one_event () at ../../gdb/event-loop.c:465
>        event_source_head = 0
>        current = <optimized out>
>#15 0x000000000058b3a5 in start_event_loop () at ../../gdb/event-loop.c:490
>        ex = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        result = 0
>#16 0x00000000005848c3 in captured_command_loop (data=data@entry=0x0) at ../../gdb/main.c:227
>No locals.
>#17 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 = 0x2b64cb0
>#18 0x0000000000585486 in captured_main (data=data@entry=0x7ffff25beb80)
>    at ../../gdb/main.c:1094
>        context = 0x7ffff25beb80
>        argc = 3
>        argv = 0x7ffff25bec88
>        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 = 0x2b80eb0 "/etc/gdbinit"
>        home_gdbinit = 0x0
>        local_gdbinit = 0x0
>        i = <optimized out>
>        save_auto_load = 1
>        objfile = <optimized out>
>        pre_stat_chain = 0x7589e0 <sentinel_cleanup>
>#19 0x000000000058359e in catch_errors (func=func@entry=0x584c60 <captured_main>, 
>    func_args=func_args@entry=0x7ffff25beb80, 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>
>#20 0x00000000005860e4 in gdb_main (args=args@entry=0x7ffff25beb80) at ../../gdb/main.c:1104
>No locals.
>#21 0x00000000004524ee in main (argc=<optimized out>, argv=<optimized out>)
>    at ../../gdb/gdb.c:34
>        args = {argc = 3, argv = 0x7ffff25bec88, use_windows = 0, 
>          interpreter_p = 0x710950 "console"}

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