From: "Paul Ma" <magf@bitland.com.cn>
To: <linux-kernel@vger.kernel.org>
Subject: Re: [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm1-V0.7.27-3
Date: Wed, 17 Nov 2004 21:35:59 +0800 [thread overview]
Message-ID: <003501c4ccaa$6076c6c0$fd00a8c0@magf> (raw)
In-Reply-To: 20041117135959.23c98bf0@mango.fruits.de
Hi,
After I finished using my USB HDD, I umount it.
When unplug from my computer, there are the following output:
Nov 17 21:13:11 magf1 kernel: usb 1-5: USB disconnect, address 2
Nov 17 21:13:11 magf1 kernel: slab error in kmem_cache_destroy(): cache
`scsi_cmd_cache': Can't free all objects
Nov 17 21:13:11 magf1 kernel: [<c0104164>] dump_stack+0x23/0x27 (20)
Nov 17 21:13:11 magf1 kernel: [<c0151ba5>] kmem_cache_destroy+0x106/0x194
(28)
Nov 17 21:13:11 magf1 kernel: [<c02c99b5>]
scsi_destroy_command_freelist+0x53/0x81 (28)
Nov 17 21:13:11 magf1 kernel: [<c02ca866>] scsi_host_dev_release+0x43/0x164
(172)
Nov 17 21:13:11 magf1 kernel: [<c0295b4d>] device_release+0x7c/0x80 (32)
Nov 17 21:13:11 magf1 kernel: [<c0226b94>] kobject_cleanup+0x94/0x96 (32)
Nov 17 21:13:11 magf1 kernel: [<c02276ba>] kref_put+0x46/0xf0 (40)
Nov 17 21:13:11 magf1 kernel: [<c0226bd2>] kobject_put+0x25/0x29 (16)
Nov 17 21:13:11 magf1 kernel: [<d8880146>]
usb_stor_release_resources+0x7e/0x133 [usb_storage] (24)
Nov 17 21:13:11 magf1 kernel: [<d88806d6>] storage_disconnect+0x9a/0xa8
[usb_storage] (16)
Nov 17 21:13:11 magf1 kernel: [<d88a118c>] usb_unbind_interface+0x8b/0x8d
[usbcore] (28)
Nov 17 21:13:11 magf1 kernel: [<c0296d92>] device_release_driver+0x86/0x88
(28)
Nov 17 21:13:11 magf1 kernel: [<c0296f98>] bus_remove_device+0x56/0x86 (20)
Nov 17 21:13:11 magf1 kernel: [<c0295f91>] device_del+0x4f/0x88 (20)
Nov 17 21:13:11 magf1 kernel: [<d88a947c>] usb_disable_device+0xd1/0x172
[usbcore] (44)
Nov 17 21:13:11 magf1 kernel: [<d88a3c97>] usb_disconnect+0xb0/0x187
[usbcore] (44)
Nov 17 21:13:11 magf1 kernel: [<d88a5309>]
hub_port_connect_change+0x471/0x4a0 [usbcore] (72)
Nov 17 21:13:11 magf1 kernel: [<d88a5779>] hub_events+0x441/0x52d [usbcore]
(76)
Nov 17 21:13:11 magf1 kernel: [<d88a589c>] hub_thread+0x37/0x120 [usbcore]
(96)
Nov 17 21:13:11 magf1 kernel: [<c0101329>] kernel_thread_helper+0x5/0xb
(690024468)
Nov 17 21:13:11 magf1 kernel: ---------------------------
Nov 17 21:13:11 magf1 kernel: | preempt count: 00000001 ]
Nov 17 21:13:11 magf1 kernel: | 1-level deep critical section nesting:
Nov 17 21:13:11 magf1 kernel: ----------------------------------------
Nov 17 21:13:11 magf1 kernel: .. [<c013ce8c>] .... print_traces+0x1d/0x56
Nov 17 21:13:11 magf1 kernel: .....[<c0104164>] .. ( <=
dump_stack+0x23/0x27)
Nov 17 21:13:11 magf1 kernel:
On linux-2.6.6/2.6.7 and Fedora Core 2, My USB HDD is working properly. On
realtime preempt kernel, I
have such problem.
Paul
----- Original Message -----
From: "Florian Schmidt" <mista.tapas@gmx.net>
To: "Ingo Molnar" <mingo@elte.hu>
Cc: "john cooper" <john.cooper@timesys.com>; "K.R. Foley" <kr@cybsft.com>;
<Mark_H_Johnson@raytheon.com>; <linux-kernel@vger.kernel.org>; "Lee Revell"
<rlrevell@joe-job.com>; "Rui Nuno Capela" <rncbc@rncbc.org>; "Bill Huey"
<bhuey@lnxw.com>; "Adam Heath" <doogie@debian.org>; "Thomas Gleixner"
<tglx@linutronix.de>; "Michal Schmidt" <xschmi00@stud.feec.vutbr.cz>;
"Fernando Pablo Lopez-Lezcano" <nando@ccrma.Stanford.EDU>; "Karsten Wiese"
<annabellesgarden@yahoo.de>; "Gunther Persoons"
<gunther_persoons@spymac.com>; <emann@mrv.com>; "Shane Shrybman"
<shrybman@aei.ca>; "Amit Shah" <amit.shah@codito.com>; "Stefan Schweizer"
<sschweizer@gmail.com>
Sent: Wednesday, November 17, 2004 8:59 PM
Subject: Re: [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm1-V0.7.27-3
> On Wed, 17 Nov 2004 14:41:50 +0100
> Ingo Molnar <mingo@elte.hu> wrote:
>
> >
> > * Florian Schmidt <mista.tapas@gmx.net> wrote:
> >
> > > > could you send me the latest .config you are using on this box?
> > >
> > > sure. attached.
> >
> > > what else would be interesting for you?
> >
> > have you kicked the latency tracer by clearing preempt_max_latency, or
> > is it at the default (off) value?
>
> I didn't touch it.
>
> flo
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
> Please read the FAQ at http://www.tux.org/lkml/
>
>
next prev parent reply other threads:[~2004-11-17 13:23 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-16 16:09 [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm1-V0.7.27-3 Mark_H_Johnson
2004-11-16 18:43 ` Ingo Molnar
2004-11-16 18:41 ` K.R. Foley
2004-11-16 19:51 ` K.R. Foley
2004-11-16 21:24 ` Ingo Molnar
2004-11-16 21:20 ` Florian Schmidt
2004-11-16 21:32 ` Florian Schmidt
2004-11-16 22:42 ` Ingo Molnar
2004-11-16 22:04 ` Florian Schmidt
2004-11-16 23:11 ` Ingo Molnar
2004-11-16 22:55 ` Florian Schmidt
2004-11-16 23:29 ` Florian Schmidt
2004-11-17 0:06 ` john cooper
2004-11-17 11:23 ` Florian Schmidt
2004-11-17 12:28 ` Ingo Molnar
2004-11-17 13:02 ` Ingo Molnar
2004-11-17 12:14 ` Florian Schmidt
2004-11-17 13:41 ` Ingo Molnar
2004-11-17 12:59 ` Florian Schmidt
2004-11-17 13:35 ` Paul Ma [this message]
2004-11-17 13:45 ` Ingo Molnar
2004-11-17 13:00 ` Florian Schmidt
2004-11-17 15:01 ` Ingo Molnar
2004-11-17 6:19 ` [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm1-V0.7.27-11 ???
2004-11-16 21:42 ` [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm1-V0.7.27-3 K.R. Foley
2004-11-16 21:47 ` Florian Schmidt
2004-11-16 22:31 ` Ingo Molnar
2004-11-16 21:33 ` Florian Schmidt
2004-11-16 21:40 ` Florian Schmidt
2004-11-16 23:03 ` Ingo Molnar
2004-11-17 7:59 ` BUG with 0.7.27-11, with KGDB Amit Shah
2004-11-17 8:26 ` Bill Huey
2004-11-17 9:19 ` Bill Huey
2004-11-17 12:05 ` Ingo Molnar
-- strict thread matches above, loose matches on Subject: below --
2004-11-17 14:01 [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm1-V0.7.27-3 Mark_H_Johnson
2004-11-16 16:15 Mark_H_Johnson
2004-11-16 17:39 ` K.R. Foley
2004-10-27 0:15 [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.3 Ingo Molnar
2004-11-03 10:58 ` [patch] Real-Time Preemption, -RT-2.6.10-rc1-mm2-V0.7.1 Ingo Molnar
2004-11-06 15:57 ` [patch] Real-Time Preemption, -RT-2.6.10-rc1-mm3-V0.7.18 Ingo Molnar
2004-11-08 9:16 ` [patch] Real-Time Preemption, -RT-2.6.10-rc1-mm3-V0.7.19 Ingo Molnar
2004-11-08 16:57 ` [patch] Real-Time Preemption, -RT-2.6.10-rc1-mm3-V0.7.21 Ingo Molnar
2004-11-09 16:05 ` [patch] Real-Time Preemption, -RT-2.6.10-rc1-mm3-V0.7.23 Ingo Molnar
2004-11-11 14:44 ` [patch] Real-Time Preemption, -RT-2.6.10-rc1-mm3-V0.7.25-0 Ingo Molnar
2004-11-11 21:51 ` [patch] Real-Time Preemption, -RT-2.6.10-rc1-mm3-V0.7.25-1 Ingo Molnar
2004-11-16 12:54 ` [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm1-V0.7.27-0 Ingo Molnar
2004-11-16 13:09 ` [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm1-V0.7.27-1 Ingo Molnar
2004-11-16 13:40 ` [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm1-V0.7.27-3 Ingo Molnar
2004-11-16 14:20 ` Florian Schmidt
2004-11-16 15:08 ` Florian Schmidt
2004-11-16 15:29 ` Florian Schmidt
2004-11-16 15:52 ` Stefan Schweizer
2004-11-16 18:43 ` Marcos D. Marado Torres
2004-11-16 18:51 ` Lee Revell
2004-11-16 19:53 ` Ingo Molnar
2004-11-17 0:36 ` Bill Huey
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