Comment 5 for bug 232085

> 3) Press to get a stroke and watch your stroke wander from the path.

not reproduced (with a mouse though, no tablet here) unless either
- the cursor (center of the 'snap' circle) cross the traced path
- the traced path is a calligraphic stroke with intersections (like twisted)

> As an added bonus, it now crashes about one in five trials.

that's most likely bug #284546 “Crash on using calligraphy tracing tool with wacom tablet”