Ticket #7252 (closed defect: fixed)
lockup during boot after loading OmniVision ov7670 sensor driver
Occasionally (I had to boot ~five times to get it to reoccur) when booting olpc3-17, I catch the following error and the machine locks up with its camera led on:
[ 2.295445] Linux video capture interface: v2.00 [ 2.307292] Marvell M88ALP01 'CAFE' Camera Controller version 2 [ 2.310716] PCI: Enabling device 0000:00:0c.2 (0000 -> 0002) [ 2.369965] i2c-adapter i2c-0: SMBus Quick command not supported, can't probe for chips [ 2.370307] olpc-dcon: No DCON found on SMBus [ 2.433960] OmniVision ov7670 sensor driver, at your service
... lockup. We are so served.