linux-kernel - Re: WARNING: at drivers/usb/storage/transport.c:584

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Message-ID: <20090118043119.GA6715@kroah.com>
Date:	Sat, 17 Jan 2009 20:31:19 -0800
From:	Greg KH <greg@...ah.com>
To:	Grissiom <chaos.proton@...il.com>,
	Alan Stern <stern@...land.harvard.edu>
Cc:	linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org
Subject: Re: WARNING: at drivers/usb/storage/transport.c:584

On Sun, Jan 18, 2009 at 11:58:16AM +0800, Grissiom wrote:
> On Fri, Jan 16, 2009 at 09:17, Grissiom <chaos.proton@...il.com> wrote:
> >
> > In the last git version of kernel, when I copy some data to a USB disk
> > I got this WARNING:
> >
> > [ 6394.109641] ------------[ cut here ]------------
> > [ 6394.109655] WARNING: at drivers/usb/storage/transport.c:584
> > last_sector_hacks+0x139/0x190()
> > [ 6394.109662] Hardware name: Inspiron 1501
> > [ 6394.109670] sdb: Successful last sector success at 1993648, device
> > 10d6:1101:0100
> > [ 6394.109676] Modules linked in: fuse ricoh_mmc b43
> > [ 6394.109693] Pid: 6937, comm: usb-storage Not tainted
> > 2.6.29-rc1-g14-rfkill-nophy-ledon-00224-ga652504 #68
> > [ 6394.109700] Call Trace:
> > [ 6394.109715]  [<c012a099>] warn_slowpath+0x99/0xc0
> > [ 6394.109727]  [<c014e3c7>] mark_held_locks+0x67/0x80
> > [ 6394.109738]  [<c04dc560>] _spin_unlock_irq+0x20/0x40
> > [ 6394.109746]  [<c014e5d9>] trace_hardirqs_on_caller+0x149/0x1a0
> > [ 6394.109754]  [<c04dc500>] _spin_unlock_irqrestore+0x20/0x60
> > [ 6394.109763]  [<c04d9101>] wait_for_common+0xf1/0x120
> > [ 6394.109775]  [<c0125c20>] default_wake_function+0x0/0x10
> > [ 6394.109783]  [<c0381e9e>] usb_stor_msg_common+0xde/0x140
> > [ 6394.109792]  [<c0381d69>] last_sector_hacks+0x139/0x190
> > [ 6394.109802]  [<c0382d95>] usb_stor_invoke_transport+0x1f5/0x2a0
> > [ 6394.109810]  [<c014e3c7>] mark_held_locks+0x67/0x80
> > [ 6394.109818]  [<c04dc560>] _spin_unlock_irq+0x20/0x40
> > [ 6394.109826]  [<c014e5d9>] trace_hardirqs_on_caller+0x149/0x1a0
> > [ 6394.109834]  [<c0383474>] usb_stor_control_thread+0x154/0x1d0
> > [ 6394.109843]  [<c04dc1cb>] _spin_lock_irqsave+0x4b/0x60
> > [ 6394.109851]  [<c04dc52c>] _spin_unlock_irqrestore+0x4c/0x60
> > [ 6394.109860]  [<c0383320>] usb_stor_control_thread+0x0/0x1d0
> > [ 6394.109868]  [<c014e5d9>] trace_hardirqs_on_caller+0x149/0x1a0
> > [ 6394.109876]  [<c0383320>] usb_stor_control_thread+0x0/0x1d0
> > [ 6394.109885]  [<c013def2>] kthread+0x42/0x70
> > [ 6394.109893]  [<c013deb0>] kthread+0x0/0x70
> > [ 6394.109902]  [<c0103c03>] kernel_thread_helper+0x7/0x14
> > [ 6394.109909] ---[ end trace fd10fd16313bc8b9 ]---
> >
> > Since there is no change in drivers/usb/storage/transport.c in the
> > newest git, I think the problem is still there. Have some one any
> > advise? Thanks
> >
> > --
> > Cheers,
> > Grissiom
> 
> The same problem still happen in rc2. Here is the new dmesg:
> 
> [  746.620234] ------------[ cut here ]------------
> [  746.620245] WARNING: at drivers/usb/storage/transport.c:584
> last_sector_hacks+0x139/0x190()
> [  746.620252] Hardware name: Inspiron 1501
> [  746.620259] sdb: Successful last sector success at 15701758, device
> 0781:5151:0200
> [  746.620265] Modules linked in: fuse ricoh_mmc b43
> [  746.620283] Pid: 2064, comm: usb-storage Not tainted
> 2.6.29-rc2-g14-rfkill-nophy-ledon #69
> [  746.620289] Call Trace:
> [  746.620302]  [<c012a079>] warn_slowpath+0x99/0xc0
> [  746.620313]  [<c014e3a7>] mark_held_locks+0x67/0x80
> [  746.620325]  [<c04dcaa0>] _spin_unlock_irq+0x20/0x40
> [  746.620333]  [<c014e5b9>] trace_hardirqs_on_caller+0x149/0x1a0
> [  746.620342]  [<c04dca00>] _read_unlock+0x20/0x40
> [  746.620350]  [<c04d9641>] wait_for_common+0xf1/0x120
> [  746.620361]  [<c0125bd0>] default_wake_function+0x0/0x10
> [  746.620370]  [<c0381ede>] usb_stor_msg_common+0xde/0x140
> [  746.620379]  [<c0381da9>] last_sector_hacks+0x139/0x190
> [  746.620389]  [<c0382dd5>] usb_stor_invoke_transport+0x1f5/0x2a0
> [  746.620398]  [<c014e3a7>] mark_held_locks+0x67/0x80
> [  746.620406]  [<c04dcaa0>] _spin_unlock_irq+0x20/0x40
> [  746.620414]  [<c014e5b9>] trace_hardirqs_on_caller+0x149/0x1a0
> [  746.620423]  [<c03834b4>] usb_stor_control_thread+0x154/0x1d0
> [  746.620432]  [<c04dca6c>] _spin_unlock_irqrestore+0x4c/0x60
> [  746.620441]  [<c0383360>] usb_stor_control_thread+0x0/0x1d0
> [  746.620450]  [<c014e5b9>] trace_hardirqs_on_caller+0x149/0x1a0
> [  746.620458]  [<c0383360>] usb_stor_control_thread+0x0/0x1d0
> [  746.620468]  [<c013ded2>] kthread+0x42/0x70
> [  746.620475]  [<c013de90>] kthread+0x0/0x70
> [  746.620485]  [<c0103c03>] kernel_thread_helper+0x7/0x14
> [  746.620492] ---[ end trace 61eaa6579ab68377 ]---
> 
> This happens exactly when the USB disk plugged in. Can someone fix this?

Alan, this is for you :)

thanks,

greg k-h
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