From: Vince <fuzzy77@free.fr>
To: Duncan Sands <baldrick@free.fr>
Cc: Alan Stern <stern@rowland.harvard.edu>,
David Brownell <david-b@pacbell.net>,
"Randy.Dunlap" <rddunlap@osdl.org>,
mfedyk@matchmail.com, zwane@holomorphy.com,
linux-kernel@vger.kernel.org,
USB development list <linux-usb-devel@lists.sourceforge.net>,
Greg KH <greg@kroah.com>
Subject: Re: [linux-usb-devel] Re: [OOPS, usbcore, releaseintf] 2.6.0-test10-mm1
Date: Wed, 10 Dec 2003 05:31:31 +0100 [thread overview]
Message-ID: <3FD6A1A3.1040303@free.fr> (raw)
In-Reply-To: <200312092307.04924.baldrick@free.fr>
[-- Attachment #1: Type: text/plain, Size: 867 bytes --]
Duncan Sands wrote:
>>It's not at all clear how that could happen. Those pointers are located
>>in static data in the HCD modules. It doesn't seem likely that the
>>pointer was overwritten. The only other possibility I can think of is
>>that the module was already unloaded. But that's not possible since you
>>were holding a reference to a device on that bus.
>
>
> It occurred on system shutdown - so I guess the module was unloaded.
> Maybe the bus reference counting is borked. I've sent Vince a patch that
> should produce some more info.
Actually, no need to be at system shutdown: in my case a simple
"/etc/init.d/hotplug stop" is enough to trigger the oops.
However, it doesn't happen every time, I had to try some times before I
got another oops again. I enclose the logs with the additional debugging
information in attachment.
Regards,
Vincent
[-- Attachment #2: logs --]
[-- Type: text/plain, Size: 6017 bytes --]
kernel: ehci_hcd 0000:00:10.3: remove, state 1
kernel: usb usb1: USB disconnect, address 1
kernel: ehci_hcd 0000:00:10.3: USB bus 1 deregistered
kernel: DEBUG
kernel: Call Trace:
kernel: [<e0afca9f>] hcd_pci_release+0x1f/0x70 [usbcore]
kernel: [<c01bea5a>] unlink+0x7a/0x80
kernel: [<e0af857d>] usb_host_release+0x1d/0x20 [usbcore]
kernel: [<c0205eb8>] class_dev_release+0x58/0x60
kernel: [<c01bee7b>] kobject_cleanup+0x7b/0x80
kernel: [<e0afd0ba>] usb_hcd_pci_remove+0x12a/0x180 [usbcore]
kernel: [<c01c650b>] pci_device_remove+0x3b/0x40
kernel: [<c0205494>] device_release_driver+0x64/0x70
kernel: [<c02054c0>] driver_detach+0x20/0x30
kernel: [<c02056ed>] bus_remove_driver+0x3d/0x80
kernel: [<c0205b03>] driver_unregister+0x13/0x28
kernel: [<c01c66e6>] pci_unregister_driver+0x16/0x30
kernel: [<e0a19e6f>] cleanup+0xf/0x13 [ehci_hcd]
kernel: [<c0136e43>] sys_delete_module+0x133/0x150
kernel: [<c014c124>] sys_munmap+0x44/0x70
kernel: [<c02a6f8e>] sysenter_past_esp+0x43/0x65
kernel:
kernel: DEBUG: hcd->driver: e0a19ee0
kernel: DEBUG: hcd->driver->hcd_free: e0a166d0
kernel: uhci_hcd 0000:00:10.0: remove, state 1
kernel: usb usb2: USB disconnect, address 1
kernel: usb 2-1: USB disconnect, address 2
kernel: drivers/char/lirc/lirc_atiusb.c: USB Remote on #200 now disconnected
kernel: usb 2-2: USB disconnect, address 3
kernel: uhci_hcd 0000:00:10.0: USB bus 2 deregistered
kernel: uhci_hcd 0000:00:10.1: remove, state 1
kernel: usb usb3: USB disconnect, address 1
kernel: uhci_hcd 0000:00:10.1: USB bus 3 deregistered
kernel: DEBUG
kernel: Call Trace:
kernel: [<e0afca9f>] hcd_pci_release+0x1f/0x70 [usbcore]
kernel: [<c01bea5a>] unlink+0x7a/0x80
kernel: [<e0af857d>] usb_host_release+0x1d/0x20 [usbcore]
kernel: [<c0205eb8>] class_dev_release+0x58/0x60
kernel: [<c01bee7b>] kobject_cleanup+0x7b/0x80
kernel: [<e0afd0ba>] usb_hcd_pci_remove+0x12a/0x180 [usbcore]
kernel: [<c01c650b>] pci_device_remove+0x3b/0x40
kernel: [<c0205494>] device_release_driver+0x64/0x70
kernel: [<c02054c0>] driver_detach+0x20/0x30
kernel: [<c02056ed>] bus_remove_driver+0x3d/0x80
kernel: [<c0205b03>] driver_unregister+0x13/0x28
kernel: [<c01c66e6>] pci_unregister_driver+0x16/0x30
kernel: [<e0c8dd4f>] uhci_hcd_cleanup+0xf/0x59 [uhci_hcd]
kernel: [<c0136e43>] sys_delete_module+0x133/0x150
kernel: [<c014c124>] sys_munmap+0x44/0x70
kernel: [<c02a6f8e>] sysenter_past_esp+0x43/0x65
kernel:
kernel: DEBUG: hcd->driver: e0c8de40
kernel: DEBUG: hcd->driver->hcd_free: e0c8dce0
kernel: uhci_hcd 0000:00:10.2: remove, state 1
kernel: usb usb4: USB disconnect, address 1
kernel: uhci_hcd 0000:00:10.2: USB bus 4 deregistered
kernel: DEBUG
kernel: Call Trace:
kernel: [<e0afca9f>] hcd_pci_release+0x1f/0x70 [usbcore]
kernel: [<c01bea5a>] unlink+0x7a/0x80
kernel: [<e0af857d>] usb_host_release+0x1d/0x20 [usbcore]
kernel: [<c0205eb8>] class_dev_release+0x58/0x60
kernel: [<c01bee7b>] kobject_cleanup+0x7b/0x80
kernel: [<e0afd0ba>] usb_hcd_pci_remove+0x12a/0x180 [usbcore]
kernel: [<c01c650b>] pci_device_remove+0x3b/0x40
kernel: [<c0205494>] device_release_driver+0x64/0x70
kernel: [<c02054c0>] driver_detach+0x20/0x30
kernel: [<c02056ed>] bus_remove_driver+0x3d/0x80
kernel: [<c0205b03>] driver_unregister+0x13/0x28
kernel: [<c01c66e6>] pci_unregister_driver+0x16/0x30
kernel: [<e0c8dd4f>] uhci_hcd_cleanup+0xf/0x59 [uhci_hcd]
kernel: [<c0136e43>] sys_delete_module+0x133/0x150
kernel: [<c014c124>] sys_munmap+0x44/0x70
kernel: [<c02a6f8e>] sysenter_past_esp+0x43/0x65
kernel:
kernel: DEBUG: hcd->driver: e0c8de40
kernel: DEBUG: hcd->driver->hcd_free: e0c8dce0
kernel: DEBUG
kernel: Call Trace:
kernel: [<e0afca9f>] hcd_pci_release+0x1f/0x70 [usbcore]
kernel: [<e0af857d>] usb_host_release+0x1d/0x20 [usbcore]
kernel: [<c0205eb8>] class_dev_release+0x58/0x60
kernel: [<e0afb854>] usb_destroy_configuration+0xb4/0xf0 [usbcore]
kernel: [<c01bee7b>] kobject_cleanup+0x7b/0x80
kernel: [<e0af48f6>] usb_release_dev+0x46/0x60 [usbcore]
kernel: [<c0204160>] device_release+0x20/0x80
kernel: [<c01bee7b>] kobject_cleanup+0x7b/0x80
kernel: [<e0afdd39>] usbdev_release+0x79/0xb0 [usbcore]
kernel: [<c01586c0>] __fput+0x100/0x120
kernel: [<c0156c99>] filp_close+0x59/0x90
kernel: [<c0156d31>] sys_close+0x61/0xa0
kernel: [<c02a6f8e>] sysenter_past_esp+0x43/0x65
kernel:
kernel: DEBUG: hcd->driver: e0c8de40
kernel: Unable to handle kernel paging request at virtual address e0c8de68
kernel: printing eip:
kernel: e0afcabf
kernel: *pde = 1da4c067
kernel: *pte = 00000000
kernel: Oops: 0000 [#1]
kernel: PREEMPT
kernel: CPU: 0
kernel: EIP: 0060:[<e0afcabf>] Not tainted VLI
kernel: EFLAGS: 00010286
kernel: EIP is at hcd_pci_release+0x3f/0x70 [usbcore]
kernel: eax: e0c8de40 ebx: de529000 ecx: 00000001 edx: c02ef058
kernel: esi: c032265c edi: c0322680 ebp: decb6200 esp: da1cdee4
kernel: ds: 007b es: 007b ss: 0068
kernel: Process modem_run (pid: 2424, threadinfo=da1cc000 task=de73ad00)
kernel: Stack: e0b02781 e0c8de40 de529050 e0af857d de529000 c0205eb8 de529048 e0afb854
kernel: c0322450 00000282 c01bee7b de529050 decb6200 c0322428 c0322440 e0af48f6
kernel: de529050 00000000 c0204160 decb62cc da1cc000 de6a4ec0 decf1398 decb62f4
kernel: Call Trace:
kernel: [<e0af857d>] usb_host_release+0x1d/0x20 [usbcore]
kernel: [<c0205eb8>] class_dev_release+0x58/0x60
kernel: [<e0afb854>] usb_destroy_configuration+0xb4/0xf0 [usbcore]
kernel: [<c01bee7b>] kobject_cleanup+0x7b/0x80
kernel: [<e0af48f6>] usb_release_dev+0x46/0x60 [usbcore]
kernel: [<c0204160>] device_release+0x20/0x80
kernel: [<c01bee7b>] kobject_cleanup+0x7b/0x80
kernel: [<e0afdd39>] usbdev_release+0x79/0xb0 [usbcore]
kernel: [<c01586c0>] __fput+0x100/0x120
kernel: [<c0156c99>] filp_close+0x59/0x90
kernel: [<c0156d31>] sys_close+0x61/0xa0
kernel: [<c02a6f8e>] sysenter_past_esp+0x43/0x65
kernel:
kernel: Code: e0 e8 46 63 62 df e8 91 e9 60 df 85 db 74 3b 8b 83 08 01 00 00 c7 04 24 81 27 b0 e0 89 44 24 04 e8 27 63 62 df 8b 83 08 01 00 00 <8b> 40 28 c7 04 24 c0 43 b0 e0 89 44 24 04 e8 0e 63 62 df 8b 83
kernel: <0>Fatal exception: panic in 5 seconds
next prev parent reply other threads:[~2003-12-10 4:31 UTC|newest]
Thread overview: 113+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-26 16:51 [kernel panic @ reboot] 2.6.0-test10-mm1 Vince
2003-11-26 17:16 ` Zwane Mwaikambo
2003-11-26 17:34 ` Vince
2003-11-26 17:35 ` Randy.Dunlap
2003-11-26 17:40 ` Zwane Mwaikambo
2003-11-26 17:54 ` Vince
2003-11-26 18:18 ` Zwane Mwaikambo
2003-11-26 23:37 ` Mike Fedyk
2003-11-26 23:41 ` Vince
2003-12-03 0:03 ` Randy.Dunlap
2003-12-03 0:31 ` Mike Fedyk
2003-12-03 0:27 ` Randy.Dunlap
2003-12-03 13:28 ` Vince
2003-12-03 19:12 ` Zwane Mwaikambo
2003-12-04 1:01 ` Vince
2003-12-04 1:34 ` Mike Fedyk
2003-12-04 4:11 ` Randy.Dunlap
2003-12-04 10:59 ` [OOPS, usbcore, releaseintf] 2.6.0-test10-mm1 Vince
2003-12-04 11:14 ` Duncan Sands
2003-12-04 16:57 ` Randy.Dunlap
2003-12-05 7:38 ` Duncan Sands
2003-12-05 10:11 ` Vince
2003-12-05 10:18 ` Duncan Sands
2003-12-05 10:34 ` Vince
2003-12-07 0:25 ` Duncan Sands
2003-12-07 21:09 ` Vince
2003-12-07 21:24 ` Duncan Sands
2003-12-07 22:24 ` Vince
2003-12-07 22:54 ` Vince
2003-12-08 10:10 ` Duncan Sands
2003-12-08 16:03 ` [linux-usb-devel] " David Brownell
2003-12-08 16:15 ` Duncan Sands
2003-12-08 16:31 ` Alan Stern
2003-12-08 17:20 ` David Brownell
2003-12-08 17:59 ` Duncan Sands
2003-12-08 18:35 ` Alan Stern
2003-12-08 19:53 ` Duncan Sands
2003-12-08 21:32 ` Alan Stern
2003-12-08 21:55 ` Duncan Sands
2003-12-08 23:09 ` Alan Stern
2003-12-09 10:23 ` Duncan Sands
2003-12-09 15:55 ` Alan Stern
2003-12-09 20:36 ` Duncan Sands
2003-12-09 10:36 ` Duncan Sands
2003-12-09 16:08 ` Alan Stern
2003-12-09 20:24 ` Duncan Sands
2003-12-09 10:49 ` Duncan Sands
2003-12-09 15:47 ` Alan Stern
2003-12-09 21:12 ` Duncan Sands
2003-12-09 21:58 ` Alan Stern
2003-12-09 22:07 ` Duncan Sands
2003-12-09 22:25 ` David Brownell
2003-12-09 22:33 ` Duncan Sands
2003-12-10 3:12 ` David Brownell
2003-12-10 3:43 ` Alan Stern
2003-12-10 13:12 ` Duncan Sands
2003-12-10 15:13 ` Alan Stern
2003-12-10 15:30 ` Greg KH
2003-12-10 16:02 ` Duncan Sands
2003-12-10 20:53 ` Greg KH
2003-12-11 8:49 ` Duncan Sands
2003-12-11 9:23 ` Greg KH
2003-12-11 9:29 ` Duncan Sands
2003-12-10 17:25 ` Alan Stern
2003-12-10 20:46 ` Greg KH
2003-12-10 21:08 ` Greg KH
2003-12-11 2:10 ` Vince
2003-12-11 6:46 ` Greg KH
2003-12-10 22:08 ` Alan Stern
2003-12-11 6:47 ` Greg KH
2003-12-10 4:31 ` Vince [this message]
2003-12-10 1:49 ` Greg KH
2003-12-10 13:22 ` Duncan Sands
2003-12-10 16:20 ` Oliver Neukum
2003-12-10 16:49 ` Duncan Sands
2003-12-10 16:58 ` Oliver Neukum
2003-12-11 9:45 ` Duncan Sands
2003-12-11 10:19 ` Oliver Neukum
2003-12-11 21:43 ` Duncan Sands
2003-12-11 22:57 ` Oliver Neukum
2003-12-11 23:30 ` Duncan Sands
2003-12-12 0:02 ` David Brownell
2003-12-10 17:34 ` David Brownell
2003-12-10 17:54 ` Duncan Sands
2003-12-10 18:19 ` Alan Stern
2003-12-11 9:36 ` Duncan Sands
2003-12-11 15:19 ` Alan Stern
2003-12-11 21:23 ` Duncan Sands
2003-12-12 15:46 ` Alan Stern
2003-12-11 21:29 ` Duncan Sands
2003-12-12 16:18 ` Alan Stern
2003-12-12 18:37 ` David Brownell
2003-12-12 19:17 ` Alan Stern
2003-12-12 19:45 ` David Brownell
2003-12-12 20:48 ` Alan Stern
2003-12-12 21:01 ` Oliver Neukum
2003-12-12 21:27 ` Alan Stern
2003-12-12 23:36 ` Oliver Neukum
2003-12-13 1:10 ` Alan Stern
2003-12-13 11:52 ` Oliver Neukum
2003-12-12 18:50 ` Oliver Neukum
2003-12-10 19:43 ` David Brownell
2003-12-11 9:21 ` Duncan Sands
2003-12-10 17:21 ` David Brownell
2003-12-11 9:42 ` Duncan Sands
2003-12-12 2:21 ` David Brownell
2003-12-12 8:47 ` Duncan Sands
2003-12-12 15:35 ` bill davidsen
2003-12-05 0:08 ` [kernel panic @ reboot] 2.6.0-test10-mm1 Zwane Mwaikambo
2003-11-27 0:59 ` [kernel panic @ reboot in usbcore] 2.6.0-test10-mm1 (culprit: modem_run) Vince
2003-11-27 3:13 ` Zwane Mwaikambo
2003-11-27 8:14 ` Vince
2003-11-27 8:11 ` Duncan Sands
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