On Wed, 2011-04-13 at 18:32 +0200, Hans-J. Ullrich wrote: [...] > I get massive messages from the kernel "unable to enumerate USB device > on port 6" which is making the pc slower and > which is filling up my syslog. The problem is caused by the ohci-hcd > kernel module. Unloading it, is stopping > the messages, but then the mouse will not work (of course). > > This bug appeared the first time at the change from > linux-image-2.6.32-5-amd64-30 --> linux-image-2.6.32-5-amd64-31 (and > higher!) > and it appeared only on 64-bit-systems. [...] The only change to ohci-hcd between these versions was: commit 5f528de0ef9b3e092e276d95930830b847b33dc4 Author: Alan Stern <email@example.com> Date: Fri Sep 10 16:37:05 2010 -0400 OHCI: work around for nVidia shutdown problem commit 3df7169e73fc1d71a39cffeacc969f6840cdf52b upstream. The reporter's system does indeed have an nVidia MCP67 chipset. Full details (kernel log, lspci, etc.) are at <http://bugs.debian.org/620848> and <http://bugs.debian.org/622649>. Ben. -- Ben Hutchings Once a job is fouled up, anything done to improve it makes it worse.
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