Re: on-line kernel debugging

2018-04-24 Thread Philip Guenther
On Wed, Apr 25, 2018 at 1:54 AM, Il Ka wrote: > > I am also interested in kernel debugging. > > but we do support running gdb inside a system against its running kernel > Thank you for this recipe, but is it true that live debug does not work for > some cases? > You can't set break point in wscons

Re: on-line kernel debugging

2018-04-24 Thread Il Ka
Hello, I am also interested in kernel debugging. > but we do support running gdb inside a system against its running kernel Thank you for this recipe, but is it true that live debug does not work for some cases? You can't set break point in wsconsole and tty and debug them nor you can debug kernel

Re: on-line kernel debugging

2018-02-02 Thread bijan
On 02/02/18 04:31, David Gwynne wrote: On 28 Jan 2018, at 04:07, bijan wrote: Thank you (for the quick response) and sorry if I was not as clear as I should have been! what I meant and was hoping to find was a source code debugger support, like gdb[1], where one can debug a running kernel with

Re: on-line kernel debugging

2018-02-01 Thread David Gwynne
dlg > > [1]: > https://www.freebsd.org/doc/en/books/developers-handbook/kerneldebug-online-gdb.html > [2]: https://man.openbsd.org/OpenBSD-6.1/kgdb.7 > > > On 01/27/18 21:00, Todd C. Miller wrote: >> On Sat, 27 Jan 2018 20:46:18 +0330, bijan wrote: >> >>> does OpenBSD support on-line kernel debugging as FreeBSD does[1]? >> Yes, see the ddb(4) manual page. >> >> - todd >

Re: on-line kernel debugging

2018-01-27 Thread bijan
at, 27 Jan 2018 20:46:18 +0330, bijan wrote: does OpenBSD support on-line kernel debugging as FreeBSD does[1]? Yes, see the ddb(4) manual page. - todd

Re: on-line kernel debugging

2018-01-27 Thread Todd C. Miller
On Sat, 27 Jan 2018 20:46:18 +0330, bijan wrote: > does OpenBSD support on-line kernel debugging as FreeBSD does[1]? Yes, see the ddb(4) manual page. - todd

on-line kernel debugging

2018-01-27 Thread bijan
Hi! (Don't know if tech@ is the right place to ask such questions, just hope it is) does OpenBSD support on-line kernel debugging as FreeBSD does[1]? The only document I managed to find was a fairly old one[2] by QEMU over GNU/Linux but it seems kgdb(7) is removed since 6.2 (apparently fo