Hi Bart, > On Nov 28, 2017, at 2:09 PM, Bart Van Assche <bart.vanassche@xxxxxxx> wrote: > > Hello Himanshu, > > Do you enable CONFIG_PROVE_LOCKING in any of your tests? If this bug could > be reproduced with CONFIG_PROVE_LOCKING then that would provide very valuable > information about the root cause of the deadlock. > > Thanks, > > Bart. This was reported by customer so i am not very confident they would have CONFIG_PROVE_LOCKING enabled in their setup. I’ll enable this on our setup and we can try to reproduce this issue. Let me know if you want me to drop this patch until we get more details. Thanks, - Himanshu