On Mon, Nov 19, 2012 at 13:41:00 -0500, Sajith T S wrote: > Package: xserver-xorg-input-synaptics > Version: 1.6.2-2 > Severity: important > > To be sure, synaptics doesn't crash each time the laptop is back from > suspend. I'm not sure how to reliably reproduce this. The symptom is > an unresponsive touchpad -- mouse pointer is present, but can't move > it using touchpad; and there are no response to button clicks. > > I believe these messages from Xorg.0.log could be of interest: > > [ 62236.584] BUG: triggered 'if (priv->num_active_touches > > priv->num_slots)' > [ 62236.584] BUG: ../../src/synaptics.c:3122 in UpdateTouchState() > [ 62236.584] > [ 62236.584] Backtrace: > > [...] > > There are several of those, but I think it's the first crash that made > the touchpad unresponsive. > > This is a Thinkpad T420 running wheezy/sid. Please let me know what > other information I could provide. > Try rebuilding the synaptics driver with debug info, and running X under valgrind until you reproduce...
Cheers, Julien
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