Attachment 505874 Details for Bug 715050 – File: backtrace

File: backtrace

backtrace (text/plain), 9.06 KB, created by Eric Blake on 2011-06-21 17:44:04 UTC

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Creator: Eric Blake

Created: 2011-06-21 17:44:04 UTC

Size: 9.06 KB

patch

obsolete

>[New Thread 28551]
>Core was generated by `bash -c declare -A foo; read -a foo <<<bar'.
>Program terminated with signal 11, Segmentation fault.
>#0  0x00000000004551a2 in array_flush (a=0x1e962a0) at array.c:107
>107	array.c: No such file or directory.
>	in array.c
>
>Thread 1 (Thread 28551):
>#0  0x00000000004551a2 in array_flush (a=0x1e962a0) at array.c:107
>        r = <value optimized out>
>        r1 = <value optimized out>
>#1  0x0000000000470839 in read_builtin (list=0x0) at ./read.def:645
>        varname = <value optimized out>
>        size = <value optimized out>
>        i = <value optimized out>
>        nr = <value optimized out>
>        pass_next = <value optimized out>
>        saw_escape = 0
>        eof = <value optimized out>
>        opt = <value optimized out>
>        retval = 0
>        code = <value optimized out>
>        print_ps2 = <value optimized out>
>        input_is_tty = 0
>        input_is_pipe = 0
>        unbuffered_read = <value optimized out>
>        skip_ctlesc = <value optimized out>
>        skip_ctlnul = <value optimized out>
>        raw = 0
>        edit = <value optimized out>
>        nchars = 0
>        silent = <value optimized out>
>        have_timeout = 3
>        ignore_delim = <value optimized out>
>        fd = 0
>        tmsec = <value optimized out>
>        tmusec = <value optimized out>
>        ival = 0
>        uval = 262360506365
>        intval = 4
>        c = 10 '\n'
>        input_string = 0x1e96700 "bar"
>        orig_input_string = <value optimized out>
>        ifs_chars = 0x1e91f20 " \t\n"
>        prompt = <value optimized out>
>        arrayname = 0x1e91d90 "foo"
>        e = 0x0
>        t = <value optimized out>
>        t1 = <value optimized out>
>        ps2 = <value optimized out>
>        tofree = <value optimized out>
>        tsb = {st_dev = 3, st_ino = 0, st_nlink = 140734688002080, st_mode = 240, st_uid = 0, st_gid = 0, __pad0 = 0, st_rdev = 0, st_size = 0, st_blksize = 219043332109, st_blocks = 472446402651, st_atim = {tv_sec = 532575944823, tv_nsec = 140734688002096}, st_mtim = {tv_sec = 140734688002079, tv_nsec = 32072160}, st_ctim = {tv_sec = 0, tv_nsec = 0}, __unused = {262360506365, 24, 262363771328}}
>        var = 0x1e96230
>        ttattrs = {c_iflag = 0, c_oflag = 0, c_cflag = 0, c_lflag = 0, c_line = 0 '\000', c_cc = "\000\000\000\000\000\000\000\003\000\000\000\060\000\000\000[\000\000\000n\000\000\000w\000\000\000|\000\000\000 ", c_ispeed = 32767, c_ospeed = 1494614287}
>        ttset = {c_iflag = 32049088, c_oflag = 0, c_cflag = 4613234, c_lflag = 0, c_line = 10 '\n', c_cc = "\000\000\000\000\000\000\000\003", '\000' <repeats 23 times>, "\020", c_ispeed = 32767, c_ospeed = 80}
>        termsave = {fd = 192, attrs = 0x1e907c0}
>        alist = <value optimized out>
>        rlbuf = <value optimized out>
>        itext = 0x0
>        rlind = <value optimized out>
>#2  0x000000000042d59e in execute_builtin (builtin=0x4702d0 <read_builtin>, words=0x1e96060, flags=<value optimized out>, subshell=<value optimized out>) at execute_cmd.c:3977
>        old_e_flag = 0
>        result = <value optimized out>
>        eval_unwind = <value optimized out>
>        isbltinenv = <value optimized out>
>        error_trap = <value optimized out>
>#3  0x000000000042f542 in execute_builtin_or_function (simple_command=<value optimized out>, pipe_in=-1, pipe_out=-1, async=<value optimized out>, fds_to_close=<value optimized out>) at execute_cmd.c:4390
>        result = <value optimized out>
>        saved_undo_list = 0x1e90870
>#4  execute_simple_command (simple_command=<value optimized out>, pipe_in=-1, pipe_out=-1, async=<value optimized out>, fds_to_close=<value optimized out>) at execute_cmd.c:3818
>        words = 0x1e96060
>        lastword = <value optimized out>
>        command_line = 0x0
>        lastarg = 0x1e91d90 "foo"
>        temp = <value optimized out>
>        first_word_quoted = 0
>        result = 0
>        builtin_is_special = <value optimized out>
>        already_forked = 0
>        dofork = <value optimized out>
>        old_last_async_pid = 0
>        builtin = 0x4702d0 <read_builtin>
>        func = <value optimized out>
>#5  0x00000000004300fc in execute_command_internal (command=0x1e95bd0, asynchronous=<value optimized out>, pipe_in=-1, pipe_out=-1, fds_to_close=0x1e95d60) at execute_cmd.c:742
>        exec_result = 0
>        user_subshell = <value optimized out>
>        invert = 0
>        ignore_return = 0
>        my_undo_list = 0x0
>        exec_undo_list = 0x0
>        last_pid = -1
>        save_line_number = 0
>#6  0x00000000004332d3 in execute_connection (command=0x1e95d30, asynchronous=0, pipe_in=-1, pipe_out=-1, fds_to_close=0x1e95d60) at execute_cmd.c:2243
>        rp = <value optimized out>
>        tc = <value optimized out>
>        second = <value optimized out>
>        ignore_return = 0
>        exec_result = <value optimized out>
>        was_error_trap = <value optimized out>
>        invert = <value optimized out>
>        save_line_number = <value optimized out>
>#7  0x0000000000430056 in execute_command_internal (command=0x1e95d30, asynchronous=<value optimized out>, pipe_in=-1, pipe_out=-1, fds_to_close=0x1e95d60) at execute_cmd.c:897
>        exec_result = 0
>        user_subshell = <value optimized out>
>        invert = 0
>        ignore_return = 0
>        my_undo_list = 0x0
>        exec_undo_list = 0x0
>        last_pid = <value optimized out>
>        save_line_number = <value optimized out>
>#8  0x000000000046b47a in parse_and_execute (string=<value optimized out>, from_file=<value optimized out>, flags=<value optimized out>) at evalstring.c:318
>        bitmap = 0x1e95d60
>        code = 0
>        lreset = <value optimized out>
>        should_jump_to_top_level = 0
>        last_result = 0
>        command = 0x1e95d30
>#9  0x000000000041b94a in run_one_command (command=0x7fff59162439 "declare -A foo; read -a foo <<<bar") at shell.c:1325
>        code = 0
>#10 0x000000000041c9cd in main (argc=<value optimized out>, argv=0x7fff59160608, env=0x7fff59160628) at shell.c:698
>        i = <value optimized out>
>        code = <value optimized out>
>        old_errexit_flag = 0
>        saverst = <value optimized out>
>        locally_skip_execution = 0
>        arg_index = 3
>        top_level_arg_index = 3
>From                To                  Syms Read   Shared Object Library
>0x0000003d28e0cb60  0x0000003d28e17148  Yes         /lib64/libtinfo.so.5.7
>0x0000003d16a00de0  0x0000003d16a01988  Yes         /lib64/libdl-2.13.so
>0x0000003d15e1eba0  0x0000003d15f45f5c  Yes         /lib64/libc-2.13.so
>0x0000003d15a00b20  0x0000003d15a18c46  Yes         /lib64/ld-2.13.so
>0x00007fff59176600  0x00007fff59176990  Yes         /lib/modules/2.6.35.13-92.fc14.x86_64/vdso/vdso.so
>$1 = 0x0
>No symbol "__glib_assert_msg" in current context.
>rax            0x211	529
>rbx            0x0	0
>rcx            0x0	0
>rdx            0x40	64
>rsi            0x1e91d90	32054672
>rdi            0x1e962a0	32072352
>rbp            0x1e962a0	0x1e962a0
>rsp            0x7fff5915fed0	0x7fff5915fed0
>r8             0x0	0
>r9             0x58	88
>r10            0x0	0
>r11            0x0	0
>r12            0x1e96230	32072240
>r13            0x70	112
>r14            0x0	0
>r15            0x0	0
>rip            0x4551a2	0x4551a2 <array_flush+18>
>eflags         0x10206	[ PF 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 array_flush:
>   0x0000000000455190 <+0>:	push   %rbp
>   0x0000000000455191 <+1>:	mov    %rdi,%rbp
>   0x0000000000455194 <+4>:	push   %rbx
>   0x0000000000455195 <+5>:	sub    $0x8,%rsp
>   0x0000000000455199 <+9>:	test   %rdi,%rdi
>   0x000000000045519c <+12>:	je     0x4551e5 <array_flush+85>
>   0x000000000045519e <+14>:	mov    0x18(%rdi),%rax
>=> 0x00000000004551a2 <+18>:	mov    0x10(%rax),%rdi
>   0x00000000004551a6 <+22>:	cmp    %rdi,%rax
>   0x00000000004551a9 <+25>:	jne    0x4551b3 <array_flush+35>
>   0x00000000004551ab <+27>:	jmp    0x4551c5 <array_flush+53>
>   0x00000000004551ad <+29>:	nopl   (%rax)
>   0x00000000004551b0 <+32>:	mov    %rbx,%rdi
>   0x00000000004551b3 <+35>:	mov    0x10(%rdi),%rbx
>   0x00000000004551b7 <+39>:	callq  0x455160 <array_dispose_element>
>   0x00000000004551bc <+44>:	mov    0x18(%rbp),%rdi
>   0x00000000004551c0 <+48>:	cmp    %rbx,%rdi
>   0x00000000004551c3 <+51>:	jne    0x4551b0 <array_flush+32>
>   0x00000000004551c5 <+53>:	cmp    0x28ae34(%rip),%rbp        # 0x6e0000
>   0x00000000004551cc <+60>:	mov    %rdi,0x18(%rdi)
>   0x00000000004551d0 <+64>:	mov    %rdi,0x10(%rdi)
>   0x00000000004551d4 <+68>:	movq   $0xffffffffffffffff,0x8(%rbp)
>   0x00000000004551dc <+76>:	movl   $0x0,0x10(%rbp)
>   0x00000000004551e3 <+83>:	je     0x4551f0 <array_flush+96>
>   0x00000000004551e5 <+85>:	add    $0x8,%rsp
>   0x00000000004551e9 <+89>:	pop    %rbx
>   0x00000000004551ea <+90>:	pop    %rbp
>   0x00000000004551eb <+91>:	retq   
>   0x00000000004551ec <+92>:	nopl   0x0(%rax)
>   0x00000000004551f0 <+96>:	movq   $0x0,0x28ae05(%rip)        # 0x6e0000
>   0x00000000004551fb <+107>:	movq   $0x0,0x28adf2(%rip)        # 0x6dfff8
>   0x0000000000455206 <+118>:	add    $0x8,%rsp
>   0x000000000045520a <+122>:	pop    %rbx
>   0x000000000045520b <+123>:	pop    %rbp
>   0x000000000045520c <+124>:	retq   
>End of assembler dump.

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Attachments on bug 715050: 505874