Hi, I know that ktimer is not yet part of the main tree of the Linux kernel. However, maybe someone can help me to understand why the following code in a module makes crash my x86_64. Many thanks, Claudio struct ktimer mytimer; void myfunction() { int i; } static int module_insert(void) { ktime_t mytime = ktime_set(1,0); mytimer.function = myfunction; mytimer.data = NULL; ktimer_init(&mytimer); ktimer_start(&mytimer, &mytime, KTIMER_REL); //... } -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/