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[BUG] 2.6.24-git usb reset problems

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From: Jens Axboe <jens.axboe@...>
To: <linux-kernel@...>, <greg@...>
Subject: [BUG] 2.6.24-git usb reset problems
Date: Monday, January 28, 2008 - 4:49 pm

Hi,

Running latest -git (head 91525300baf162e83e923b09ca286f9205e21522) and
connecting my cf usb storage device yields and endless stream of:

Initializing USB Mass Storage driver...
scsi6 : SCSI emulation for USB Mass Storage devices
usb-storage: device found at 2
usb-storage: waiting for device to settle before scanning
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
scsi 6:0:0:0: Direct-Access     Generic  STORAGE DEVICE   0125 PQ: 0
ANSI: 0
sd 6:0:0:0: [sdb] 4001760 512-byte hardware sectors (2049 MB)
sd 6:0:0:0: [sdb] Write Protect is off
sd 6:0:0:0: [sdb] Mode Sense: 02 00 00 00
sd 6:0:0:0: [sdb] Assuming drive cache: write through
sd 6:0:0:0: [sdb] 4001760 512-byte hardware sectors (2049 MB)
sd 6:0:0:0: [sdb] Write Protect is off
sd 6:0:0:0: [sdb] Mode Sense: 02 00 00 00
sd 6:0:0:0: [sdb] Assuming drive cache: write through
 sdb: sdb1
sd 6:0:0:0: [sdb] Attached SCSI removable disk
sd 6:0:0:0: Attached scsi generic sg1 type 0
scsi 6:0:0:1: Direct-Access     Generic  STORAGE DEVICE   0125 PQ: 0
ANSI: 0
usb 5-1: reset high speed USB device using ehci_hcd and address 2
usb 5-1: reset high speed USB device using ehci_hcd and address 2
usb 5-1: reset high speed USB device using ehci_hcd and address 2
usb 5-1: reset high speed USB device using ehci_hcd and address 2
usb 5-1: reset high speed USB device using ehci_hcd and address 2
usb 5-1: reset high speed USB device using ehci_hcd and address 2
usb 5-1: reset high speed USB device using ehci_hcd and address 2
[...]

until I disconnect it. The device doesn't work. Worked fine in 2.6.24.
I'm attaching boot messages and my .config.

-- 
Jens Axboe
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Messages in current thread:
[BUG] 2.6.24-git usb reset problems, Jens Axboe, (Mon Jan 28, 4:49 pm)
Re: [BUG] 2.6.24-git usb reset problems, Greg KH, (Mon Jan 28, 5:21 pm)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 8:15 am)
Re: [BUG] 2.6.24-git usb reset problems, Matthew Dharm, (Tue Jan 29, 11:00 am)
Re: [BUG] 2.6.24-git usb reset problems, Alan Stern, (Tue Jan 29, 11:36 am)
Re: [BUG] 2.6.24-git usb reset problems, James Bottomley, (Tue Jan 29, 12:34 pm)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 2:27 pm)
Re: [BUG] 2.6.24-git usb reset problems, James Bottomley, (Tue Jan 29, 2:48 pm)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 2:58 pm)
Re: [BUG] 2.6.24-git usb reset problems, James Bottomley, (Tue Jan 29, 3:17 pm)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 3:28 pm)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 11:54 am)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 9:54 am)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 10:06 am)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 10:13 am)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 10:11 am)
Re: [BUG] 2.6.24-git usb reset problems, Oliver Neukum, (Tue Jan 29, 10:31 am)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 11:50 am)
Re: [BUG] 2.6.24-git usb reset problems, Oliver Neukum, (Tue Jan 29, 1:42 pm)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 10:31 am)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 2:39 pm)
Re: [BUG] 2.6.24-git usb reset problems, Matthew Dharm, (Tue Jan 29, 3:10 pm)
Re: [BUG] 2.6.24-git usb reset problems, James Bottomley, (Tue Jan 29, 3:33 pm)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 3:35 pm)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 3:45 pm)
Re: [BUG] 2.6.24-git usb reset problems, Geert Uytterhoeven, (Wed Jan 30, 6:27 am)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Wed Jan 30, 6:38 am)
Re: [BUG] 2.6.24-git usb reset problems, James Bottomley, (Wed Jan 30, 10:38 am)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Wed Jan 30, 2:06 pm)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Wed Jan 30, 3:07 pm)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 3:58 pm)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 4:09 pm)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 4:13 pm)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 4:26 pm)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 4:03 pm)
Re: [BUG] 2.6.24-git usb reset problems, James Bottomley, (Tue Jan 29, 4:04 pm)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 4:06 pm)
Re: [BUG] 2.6.24-git usb reset problems, James Bottomley, (Tue Jan 29, 4:24 pm)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 4:53 pm)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 3:15 pm)
Re: [BUG] 2.6.24-git usb reset problems, Matthew Dharm, (Tue Jan 29, 3:37 pm)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 3:26 pm)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 3:09 pm)
Re: [BUG] 2.6.24-git usb reset problems, Boaz Harrosh, (Tue Jan 29, 10:14 am)
Re: [BUG] 2.6.24-git usb reset problems, Jens Axboe, (Tue Jan 29, 3:48 am)