On Mon, Aug 09, 2021 at 05:52:17PM +0530, nelakurthi koteswararao wrote: > Dear Greg, > > Thank you for your reply. I noticed most of the futex changes between > 4.9.233 to 4.9.279 is related to Priority Inheritance that comes in > to use in the Real time kernel. But I am using the 4.9.232 Normal Kernel. I do not know what a "4.9.232 Normal Kernel" is. > That's the reason I posted futex crash to the mailing list for input. > is the race between futex_wait() thread and futex_wake() threads leading to > NULL pointer crash? any input in that direction? Again, please try the latest 4.9.y kernel release, we do not support older releases for obvious reasons. thanks, greg k-h