Re: toolchain/48743 (gdb: quitting after attaching to process doesn't work)

[kamil%NetBSD.org@localhost]

Synopsis: gdb: quitting after attaching to process doesn't work

State-Changed-From-To: open->closed
State-Changed-By: kamil%NetBSD.org@localhost
State-Changed-When: Fri, 06 Oct 2017 23:42:35 +0200
State-Changed-Why:

It works now:

$ gdb -p 17907 
GNU gdb (GDB) 7.12
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Attaching to process 17907
Reading symbols from /usr/pkg/bin/python2.7...done.
Reading symbols from /usr/pkg/lib/libpython2.7.so.1.0...done.
Reading symbols from /usr/lib/libutil.so.7...Reading symbols from /usr/libdata/debug//usr/lib/libutil.so.7.24.debug...done.
done.
Reading symbols from /usr/lib/libm.so.0...Reading symbols from /usr/libdata/debug//usr/lib/libm.so.0.12.debug...done.
done.
Reading symbols from /usr/lib/libpthread.so.1...Reading symbols from /usr/libdata/debug//usr/lib/libpthread.so.1.3.debug...done.
done.
Reading symbols from /usr/lib/libc.so.12...Reading symbols from /usr/libdata/debug//usr/lib/libc.so.12.207.debug...done.
done.
Reading symbols from /usr/pkg/lib/python2.7/lib-dynload/_locale.so...done.
Reading symbols from /usr/lib/libintl.so.1...Reading symbols from /usr/libdata/debug//usr/lib/libintl.so.1.1.debug...done.
done.
Reading symbols from /usr/lib/i18n/libUTF8.so.5.0...Reading symbols from /usr/libdata/debug//usr/lib/i18n/libUTF8.so.5.0.debug...done.
done.
Reading symbols from /usr/pkg/lib/python2.7/lib-dynload/readline.so...done.
Reading symbols from /usr/pkg/lib/libreadline.so.7...done.
Reading symbols from /usr/lib/libterminfo.so.1...Reading symbols from /usr/libdata/debug//usr/lib/libterminfo.so.1.0.debug...done.
done.
Reading symbols from /libexec/ld.elf_so...Reading symbols from /usr/libdata/debug//libexec/ld.elf_so.debug...done.
done.
[Switching to LWP 1]
0x0000794de223b30a in _sys___select50 () from /usr/lib/libc.so.12
(gdb) bt
#0  0x0000794de223b30a in _sys___select50 () from /usr/lib/libc.so.12
#1  0x0000794de260736f in __select50 (nfds=<optimized out>, readfds=<optimized out>, writefds=<optimized out>, 
    exceptfds=<optimized out>, timeout=<optimized out>) at /usr/src/lib/libpthread/pthread_cancelstub.c:514
#2  0x0000794de12037a2 in readline_until_enter_or_signal (prompt=<optimized out>, signal=0x7f7fff1c4984) at Modules/readline.c:1045
#3  0x0000794de1202b67 in call_readline (sys_stdin=0x794de255aec0 <__sF>, sys_stdout=0x794de255af58 <__sF+152>, 
    prompt=0x794de2ce97d4 ">>> ") at Modules/readline.c:1142
#4  0x0000794de3242ca9 in PyOS_Readline (sys_stdin=0x794de255aec0 <__sF>, sys_stdout=0x794de255af58 <__sF+152>, 
    prompt=0x794de2ce97d4 ">>> ") at Parser/myreadline.c:207
#5  0x0000794de324474a in tok_nextc (tok=0x794de2956c00) at Parser/tokenizer.c:884
#6  0x0000794de324340f in tok_get (tok=0x794de2956c00, p_start=0x7f7fff1c4b48, p_end=0x7f7fff1c4b30) at Parser/tokenizer.c:1232
#7  0x0000794de324333e in PyTokenizer_Get (tok=0x794de2956c00, p_start=0x7f7fff1c4910, p_end=0x0) at Parser/tokenizer.c:1681
#8  0x0000794de32408dd in parsetok (tok=0x794de2956c00, g=<optimized out>, start=<optimized out>, err_ret=0x7f7fff1c4ba8, 
    flags=0x7f7fff1c4bd4) at Parser/parsetok.c:159
#9  0x0000794de32e53ca in PyParser_ASTFromFile (fp=0x1, filename=0x794de332ac1a "<stdin>", start=-500976886, 
    ps1=0x1a1 <error: Cannot access memory at address 0x1a1>, ps2=0x0, flags=0x7f7fff1c4d98, errcode=0x7f7fff1c4bd4, 
    arena=0x794de223b30a <_sys___select50+10>) at Python/pythonrun.c:1499
---Type <return> to continue, or q <return> to quit---
#10 0x0000794de32e5231 in PyRun_InteractiveOneFlags (fp=0x794de255aec0 <__sF>, filename=0x794de332ac1a "<stdin>", 
    flags=0x7f7fff1c4d98) at Python/pythonrun.c:837
#11 0x0000794de32e4e2e in PyRun_InteractiveLoopFlags (fp=0x794de255aec0 <__sF>, filename=0x794de332ac1a "<stdin>", 
    flags=0x7f7fff1c4d98) at Python/pythonrun.c:777
#12 0x0000794de32e4d2c in PyRun_AnyFileExFlags (fp=0x794de255aec0 <__sF>, filename=0x794de332ac1a "<stdin>", closeit=0, 
    flags=0x7f7fff1c4d98) at Python/pythonrun.c:746
#13 0x0000794de32f4b96 in Py_Main (argc=<optimized out>, argv=0x7f7fff1c4e08) at Modules/main.c:640
#14 0x000000000040086b in ___start ()
#15 0x0000794de3630000 in ?? ()
#16 0x0000000000000001 in ?? ()
#17 0x00007f7fff1c53d8 in ?? ()
#18 0x0000000000000000 in ?? ()
(gdb) q
A debugging session is active.

	Inferior 1 [LWP 0] will be detached.

Quit anyway? (y or n) y
Detaching from program: /usr/pkg/bin/python2.7, process 17907

$ uname -a
NetBSD rugged 8.99.1 NetBSD 8.99.1 (GENERIC) #7: Mon Jul  3 15:56:30 CEST 2017  root@chieftec:/public/netbsd-root/sys/arch/amd64/compile/GENERIC amd64

Closing as is, it has been fixed since the origination.