Attachment 579337 Details for Bug 815138 – File: backtrace

File: backtrace

backtrace (text/plain), 8.99 KB, created by Michal Ambroz on 2012-04-22 19:54:44 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Michal Ambroz

Created: 2012-04-22 19:54:44 UTC

Size: 8.99 KB

patch

obsolete

>[New LWP 21653]
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib64/libthread_db.so.1".
>Core was generated by `gdb -tui ./sample'.
>Program terminated with signal 11, Segmentation fault.
>#0  0x00000000004c5a39 in tui_source_is_displayed (fname=0x2a29458 "") at ../../gdb/tui/tui-source.c:338
>338		  && (filename_cmp (((struct tui_win_element *)
>
>Thread 1 (Thread 0x7f8140046800 (LWP 21653)):
>#0  0x00000000004c5a39 in tui_source_is_displayed (fname=0x2a29458 "") at ../../gdb/tui/tui-source.c:338
>No locals.
>#1  0x00000000004c631d in tui_show_frame_info (fi=0x2a29458) at ../../gdb/tui/tui-stack.c:350
>        i = <optimized out>
>        source_already_displayed = <optimized out>
>        start_line = <optimized out>
>        low = <optimized out>
>        locator = 0xad7a80
>        sal = {pspace = 0x2a7aa10, symtab = 0x2b5bc68, section = 0x0, line = 31, pc = 218152126688, end = 218152126692, explicit_pc = 0, explicit_line = 0, semaphore = 0}
>        pc = <optimized out>
>        win_info = <optimized out>
>        i = <optimized out>
>#2  0x00000000004c18ec in tui_selected_frame_level_changed_hook (level=<optimized out>) at ../../gdb/tui/tui-hooks.c:217
>        fi = 0x2a29458
>        pc = 218152126688
>#3  tui_selected_frame_level_changed_hook (level=46313056) at ../../gdb/tui/tui-hooks.c:189
>No locals.
>#4  0x000000000062b8e9 in select_frame (fi=0x2a29458) at ../../gdb/frame.c:1399
>No locals.
>#5  0x000000000055e5bb in normal_stop () at ../../gdb/infrun.c:6041
>        old_chain = 0x2b3e7c0
>        __PRETTY_FUNCTION__ = "normal_stop"
>#6  0x00000000005651da in proceed (addr=addr@entry=18446744073709551615, siggnal=siggnal@entry=TARGET_SIGNAL_DEFAULT, step=step@entry=1) at ../../gdb/infrun.c:2297
>        regcache = <optimized out>
>        gdbarch = <optimized out>
>        tp = <optimized out>
>        pc = <optimized out>
>        aspace = <optimized out>
>        resume_step = <optimized out>
>#7  0x0000000000556b5a in step_once (skip_subroutines=skip_subroutines@entry=0, single_inst=single_inst@entry=1, count=count@entry=1, thread=-1) at ../../gdb/infcmd.c:1067
>        tp = 0x2bbea90
>        frame = <optimized out>
>#8  0x0000000000558dea in step_1 (skip_subroutines=0, single_inst=1, count_string=0x0) at ../../gdb/infcmd.c:902
>        count = 1
>        cleanups = 0x2bb0580
>        async_exec = <optimized out>
>        thread = -1
>#9  0x000000000062220a in execute_command (p=0x29ac185 "", p@entry=0x29ac180 "stepi", from_tty=1) at ../../gdb/top.c:483
>        arg = <optimized out>
>        cleanup_if_error = 0x2e8d790
>        cleanup = 0x2f3ce60
>        c = 0x2a0e870
>        line = 0x29ac180 "stepi"
>#10 0x0000000000578a64 in command_handler (command=0x29ac180 "stepi") at ../../gdb/event-top.c:440
>        stdin_is_tty = <optimized out>
>        stat_chain = 0x0
>#11 0x000000000057943c in command_line_handler (rl=<optimized out>) at ../../gdb/event-top.c:641
>        linebuffer = 0x2b7eb80 "stepi"
>        linelength = 80
>        p = 0x2b7eb80 "stepi"
>        p1 = <optimized out>
>        nline = <optimized out>
>        got_eof = 0 '\000'
>        repeat = 1
>#12 0x00000032dca2ae2b in rl_callback_read_char () at ../callback.c:220
>        line = 0x2b787b0 " \220\267\002"
>        eof = <optimized out>
>        jcode = <optimized out>
>        olevel = {{__jmpbuf = {218452210864, -2740923168798185994, 140736192380424, 0, 140736192386039, 43696128, 2768751629128001014, -2740923966668708362}, __mask_was_saved = 1, __saved_mask = {__val = {0 <repeats 16 times>}}}}
>#13 0x0000000000578ac9 in rl_callback_read_char_wrapper (client_data=<optimized out>) at ../../gdb/event-top.c:170
>No locals.
>#14 0x00000000005778b6 in process_event () at ../../gdb/event-loop.c:401
>        event_ptr = <optimized out>
>        proc = 0x577700 <handle_file_event>
>        data = {ptr = 0x0, integer = 0}
>#15 process_event () at ../../gdb/event-loop.c:351
>No locals.
>#16 0x000000000057805f in gdb_do_one_event () at ../../gdb/event-loop.c:465
>        event_source_head = 0
>        current = <optimized out>
>#17 0x00000000005781e5 in start_event_loop () at ../../gdb/event-loop.c:490
>        ex = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        result = 0
>#18 0x0000000000571993 in captured_command_loop (data=data@entry=0x0) at ../../gdb/main.c:234
>No locals.
>#19 0x0000000000570a9e in catch_errors (func=func@entry=0x571980 <captured_command_loop>, func_args=func_args@entry=0x0, errstring=errstring@entry=0x6fe254 "", mask=mask@entry=6) at ../../gdb/exceptions.c:546
>        val = 0
>        exception = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        saved_uiout = 0x2ad9070
>#20 0x0000000000572556 in captured_main (data=data@entry=0x7fffb2c0fd00) at ../../gdb/main.c:1095
>        context = 0x7fffb2c0fd00
>        argc = 3
>        argv = 0x7fffb2c0fe08
>        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 = 0x2a78990 "/etc/gdbinit"
>        home_gdbinit = 0x2a60a80 "/home/mambroz/.gdbinit"
>        local_gdbinit = 0x0
>        i = <optimized out>
>        save_auto_load = 1
>        objfile = <optimized out>
>        pre_stat_chain = 0x0
>#21 0x0000000000570a9e in catch_errors (func=func@entry=0x571d20 <captured_main>, func_args=func_args@entry=0x7fffb2c0fd00, errstring=errstring@entry=0x6fe254 "", mask=mask@entry=6) at ../../gdb/exceptions.c:546
>        val = 0
>        exception = {reason = 0, error = GDB_NO_ERROR, message = 0x0}
>        saved_uiout = 0xacd2e0
>#22 0x0000000000573194 in gdb_main (args=args@entry=0x7fffb2c0fd00) at ../../gdb/main.c:1105
>No locals.
>#23 0x000000000045111e in main (argc=<optimized out>, argv=<optimized out>) at ../../gdb/gdb.c:34
>        args = {argc = 3, argv = 0x7fffb2c0fe08, use_windows = 0, interpreter_p = 0x6f3bb0 "console"}
>From                To                  Syms Read   Shared Object Library
>0x00000032dca14f20  0x00000032dca33848  Yes         /lib64/libreadline.so.6
>0x00000032cd205e90  0x00000032cd216260  Yes         /lib64/libselinux.so.1
>0x00000032e1a06d20  0x00000032e1a1de08  Yes         /lib64/libncurses.so.5
>0x00000032dd20cd90  0x00000032dd218c48  Yes         /lib64/libtinfo.so.5
>0x00000032cc601f50  0x00000032cc60e648  Yes         /lib64/libz.so.1
>0x00000032cbe055f0  0x00000032cbe6ca8c  Yes         /lib64/libm.so.6
>0x00000032cc200ea0  0x00000032cc2019e0  Yes         /lib64/libdl.so.2
>0x00000032cba05790  0x00000032cba10494  Yes         /lib64/libpthread.so.0
>0x00000032dce00ee0  0x00000032dce01814  Yes         /lib64/libutil.so.1
>0x000000384d83efd0  0x000000384d91e570  Yes         /lib64/libpython2.7.so.1.0
>0x00000030ed603dd0  0x00000030ed61cccc  Yes         /lib64/libexpat.so.1
>0x00000032cb61ef60  0x00000032cb75f9f0  Yes         /lib64/libc.so.6
>0x00000032cae00b20  0x00000032cae1a309  Yes         /lib64/ld-linux-x86-64.so.2
>0x00007f8139895ee0  0x00007f813989a958  Yes         /usr/lib64/python2.7/lib-dynload/itertoolsmodule.so
>$1 = 0x0
>No symbol "__glib_assert_msg" in current context.
>rax            0x0	0
>rbx            0x2a29458	44209240
>rcx            0x2b5bc68	45464680
>rdx            0x0	0
>rsi            0xe1	225
>rdi            0x2c2ae60	46313056
>rbp            0x2a29458	0x2a29458
>rsp            0x7fffb2c0f728	0x7fffb2c0f728
>r8             0x0	0
>r9             0x2b5ae18	45461016
>r10            0x2b5ae18	45461016
>r11            0x2b5be08	45465096
>r12            0x0	0
>r13            0x1	1
>r14            0xad7a80	11369088
>r15            0x2a29458	44209240
>rip            0x4c5a39	0x4c5a39 <tui_source_is_displayed+9>
>eflags         0x10246	[ PF ZF IF RF ]
>cs             0x33	51
>ss             0x2b	43
>ds             0x0	0
>es             0x0	0
>fs             0x0	0
>gs             0x0	0
>Dump of assembler code for function tui_source_is_displayed:
>   0x00000000004c5a30 <+0>:	mov    0x62a469(%rip),%rdx        # 0xaefea0 <tui_win_list>
>   0x00000000004c5a37 <+7>:	xor    %eax,%eax
>=> 0x00000000004c5a39 <+9>:	mov    0x2c(%rdx),%r8d
>   0x00000000004c5a3d <+13>:	test   %r8d,%r8d
>   0x00000000004c5a40 <+16>:	jne    0x4c5a48 <tui_source_is_displayed+24>
>   0x00000000004c5a42 <+18>:	repz retq 
>   0x00000000004c5a44 <+20>:	nopl   0x0(%rax)
>   0x00000000004c5a48 <+24>:	push   %rbx
>   0x00000000004c5a49 <+25>:	mov    %rdi,%rbx
>   0x00000000004c5a4c <+28>:	callq  0x4bfc50 <tui_locator_win_info_ptr>
>   0x00000000004c5a51 <+33>:	mov    0x20(%rax),%rax
>   0x00000000004c5a55 <+37>:	mov    %rbx,%rsi
>   0x00000000004c5a58 <+40>:	mov    (%rax),%rdi
>   0x00000000004c5a5b <+43>:	add    $0x8,%rdi
>   0x00000000004c5a5f <+47>:	callq  0x6e1570 <filename_cmp>
>   0x00000000004c5a64 <+52>:	test   %eax,%eax
>   0x00000000004c5a66 <+54>:	sete   %al
>   0x00000000004c5a69 <+57>:	movzbl %al,%eax
>   0x00000000004c5a6c <+60>:	pop    %rbx
>   0x00000000004c5a6d <+61>:	retq   
>End of assembler dump.

Actions: View

Attachments on bug 815138: 579337 | 579338