From: Guenter Roeck <linux@roeck-us.net>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: linux-kernel@vger.kernel.org,
Linus Torvalds <torvalds@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
Stephen Boyd <sboyd@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Felipe Balbi <balbi@kernel.org>, Johan Hovold <johan@kernel.org>,
Alan Stern <stern@rowland.harvard.edu>,
Mathias Nyman <mathias.nyman@linux.intel.com>,
Kai-Heng Feng <kai.heng.feng@canonical.com>,
Matthias Kaehlcke <mka@chromium.org>,
Michael Grzeschik <m.grzeschik@pengutronix.de>,
Bhuvanesh Surachari <Bhuvanesh_Surachari@mentor.com>,
Dan Carpenter <dan.carpenter@oracle.com>,
linux-usb@vger.kernel.org, Tejun Heo <tj@kernel.org>,
Lai Jiangshan <jiangshanlai@gmail.com>,
John Stultz <jstultz@google.com>
Subject: Re: [RFC][PATCH v2 20/31] timers: usb: Use del_timer_shutdown() before freeing timer
Date: Sat, 29 Oct 2022 07:52:41 -0700 [thread overview]
Message-ID: <20221029145241.GA3296895@roeck-us.net> (raw)
In-Reply-To: <20221028195959.GA1073367@roeck-us.net>
On Fri, Oct 28, 2022 at 01:00:02PM -0700, Guenter Roeck wrote:
> On Fri, Oct 28, 2022 at 02:10:07PM -0400, Steven Rostedt wrote:
> > On Fri, 28 Oct 2022 14:01:29 -0400
> > Steven Rostedt <rostedt@goodmis.org> wrote:
> >
> > > @@ -813,6 +839,14 @@ void destroy_timer_on_stack(struct timer_list *timer)
> > > }
> > > EXPORT_SYMBOL_GPL(destroy_timer_on_stack);
> > >
> > > +static struct timer_base *lock_timer_base(struct timer_list *timer,
> > > + unsigned long *flags);
> > > +
> > > +void __timer_reinit_debug_objects(struct timer_list *timer)
> > > +{
> > > + return;
> > > +}
> > > +
> > > #else
> > > static inline void debug_timer_init(struct timer_list *timer) { }
> > > static inline void debug_timer_activate(struct timer_list *timer) { }
> >
> > Bah, the above chunk was leftover from some debugging.
> >
>
> I'll test again with the following changes on top of your published
> patch series. I hope this is the current status, but I may have lost
> something.
>
With the diffs I sent earlier applied, the warning still seen is
WARNING: CPU: 0 PID: 9 at lib/debugobjects.c:502 debug_print_object+0xd0/0x100
ODEBUG: free active (active state 0) object type: timer_list hint: neigh_timer_handler+0x0/0x480
That happens with almost every test, so I may have missed some others
in the noise.
Guenter
next prev parent reply other threads:[~2022-10-29 14:52 UTC|newest]
Thread overview: 109+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-27 15:05 [RFC][PATCH v2 00/31] timers: Use del_timer_shutdown() before freeing timers Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 01/31] timers: Add del_timer_shutdown() to be called " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 02/31] timers: s390/cmm: Use del_timer_shutdown() before freeing timer Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 03/31] timers: sh: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 05/31] timers: ACPI: " Steven Rostedt
2022-10-28 16:56 ` Rafael J. Wysocki
2022-11-01 1:11 ` Jarkko Sakkinen
2022-10-27 15:05 ` [RFC][PATCH v2 06/31] timers: atm: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 07/31] timers: PM: Use del_timer_shutdown() Steven Rostedt
2022-10-28 17:45 ` Rafael J. Wysocki
2022-10-27 15:05 ` [RFC][PATCH v2 08/31] timers: Bluetooth: Use del_timer_shutdown() before freeing timer Steven Rostedt
2022-10-29 0:12 ` Luiz Augusto von Dentz
2022-10-29 0:33 ` Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 09/31] timers: hangcheck: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 10/31] timers: ipmi: " Steven Rostedt
2022-10-27 15:20 ` Corey Minyard
2022-10-27 15:22 ` Corey Minyard
2022-10-27 15:31 ` Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 11/31] timers: random: " Steven Rostedt
2022-10-27 15:55 ` Jason A. Donenfeld
2022-10-27 15:05 ` [RFC][PATCH v2 14/31] timers: HID: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 16/31] timers: mISDN: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 17/31] timers: leds: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 19/31] timers: net: " Steven Rostedt
2022-10-27 19:55 ` Steven Rostedt
2022-10-27 20:15 ` Linus Torvalds
2022-10-27 20:34 ` Steven Rostedt
2022-10-27 20:48 ` Linus Torvalds
2022-10-27 21:07 ` Steven Rostedt
2022-10-27 21:15 ` Steven Rostedt
2022-10-27 22:35 ` Steven Rostedt
2022-10-28 22:31 ` Steven Rostedt
2022-10-28 22:46 ` Jakub Kicinski
2022-10-30 17:22 ` Paolo Abeni
2022-11-03 21:51 ` Steven Rostedt
2022-11-04 0:00 ` Eric Dumazet
2022-11-04 5:51 ` Steven Rostedt
2022-11-04 16:14 ` Guenter Roeck
2022-10-27 21:07 ` Steven Rostedt
2022-10-28 15:16 ` Guenter Roeck
2022-10-27 15:05 ` [RFC][PATCH v2 20/31] timers: usb: " Steven Rostedt
2022-10-27 20:38 ` Alan Stern
2022-10-27 20:42 ` Steven Rostedt
2022-10-27 21:22 ` Steven Rostedt
2022-10-28 5:23 ` Guenter Roeck
2022-10-28 10:14 ` Steven Rostedt
2022-10-28 14:00 ` Steven Rostedt
2022-10-28 18:01 ` Steven Rostedt
2022-10-28 18:10 ` Steven Rostedt
2022-10-28 19:59 ` Guenter Roeck
2022-10-28 20:40 ` Steven Rostedt
2022-10-28 23:25 ` Guenter Roeck
2022-10-28 23:29 ` Steven Rostedt
2022-10-29 14:52 ` Guenter Roeck [this message]
2022-10-29 19:19 ` Steven Rostedt
2022-10-29 22:56 ` Guenter Roeck
2022-10-30 15:48 ` Steven Rostedt
2022-10-31 15:50 ` Guenter Roeck
2022-10-31 20:14 ` Guenter Roeck
2022-10-27 15:05 ` [RFC][PATCH v2 21/31] timers: cgroup: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 22/31] timers: workqueue: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 23/31] timers: nfc: pn533: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 24/31] timers: pcmcia: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 25/31] timers: scsi: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 26/31] timers: tty: " Steven Rostedt
2022-10-31 8:34 ` Jiri Slaby
2022-10-27 15:05 ` [RFC][PATCH v2 27/31] timers: ext4: " Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 28/31] timers: fs/nilfs2: " Steven Rostedt
2022-10-28 5:12 ` Ryusuke Konishi
2022-10-27 15:05 ` [RFC][PATCH v2 29/31] timers: ALSA: " Steven Rostedt
2022-10-28 9:17 ` Takashi Iwai
2022-10-27 15:05 ` [RFC][PATCH v2 30/31] timers: x86/mce: Use __init_timer() for resetting timers Steven Rostedt
2022-10-27 15:05 ` [RFC][PATCH v2 31/31] timers: Expand DEBUG_OBJECTS_TIMER to check if it ever was used Steven Rostedt
[not found] ` <20221027150925.819019339@goodmis.org>
2022-10-27 15:19 ` [RFC][PATCH v2 04/31] timers: block: Use del_timer_shutdown() before freeing timer Steven Rostedt
2022-10-28 8:26 ` Christoph Hellwig
2022-10-28 10:24 ` Steven Rostedt
2022-10-28 13:56 ` Jens Axboe
2022-10-28 14:06 ` Steven Rostedt
2022-10-28 14:11 ` Jens Axboe
2022-10-28 14:30 ` Steven Rostedt
2022-10-28 15:11 ` Guenter Roeck
[not found] ` <20221027150927.371916000@goodmis.org>
2022-10-27 15:20 ` [RFC][PATCH v2 12/31] timers: dma-buf: " Steven Rostedt
[not found] ` <20221027150927.611233945@goodmis.org>
2022-10-27 15:20 ` [RFC][PATCH v2 13/31] timers: drm: " Steven Rostedt
[not found] ` <20221027150927.992061541@goodmis.org>
2022-10-27 15:21 ` [RFC][PATCH v2 15/31] timers: Input: " Steven Rostedt
2022-10-27 16:38 ` Dmitry Torokhov
2022-10-27 15:52 ` [RFC][PATCH v2 00/31] timers: Use del_timer_shutdown() before freeing timers Jason A. Donenfeld
2022-10-27 16:01 ` Sebastian Andrzej Siewior
2022-10-27 17:23 ` Steven Rostedt
2022-10-27 18:58 ` Guenter Roeck
2022-10-27 19:02 ` Steven Rostedt
2022-10-27 19:11 ` Guenter Roeck
2022-10-27 19:11 ` Linus Torvalds
2022-10-27 19:16 ` Steven Rostedt
2022-10-27 19:44 ` Guenter Roeck
2022-10-27 19:20 ` Steven Rostedt
2022-10-27 19:27 ` Steven Rostedt
2022-10-27 19:38 ` Guenter Roeck
2022-10-27 22:24 ` Guenter Roeck
2022-10-27 22:58 ` Steven Rostedt
2022-10-27 23:24 ` Guenter Roeck
2022-10-27 23:55 ` Steven Rostedt
2022-10-28 0:54 ` Guenter Roeck
2022-10-28 15:30 ` Guenter Roeck
2022-10-28 16:10 ` Guenter Roeck
[not found] ` <20221028021815.3130-1-hdanton@sina.com>
2022-10-28 3:17 ` [RFC][PATCH v2 20/31] timers: usb: Use del_timer_shutdown() before freeing timer Steven Rostedt
2022-10-28 18:50 ` [RFC][PATCH v2 00/31] timers: Use del_timer_shutdown() before freeing timers Steven Rostedt
2022-10-28 20:12 ` Trond Myklebust
2022-10-28 20:49 ` Steven Rostedt
2022-10-28 21:57 ` Trond Myklebust
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