Hi, On Tue, Feb 17, 2015 at 09:38:59AM +0100, Sebastian Andrzej Siewior wrote: > * Maxime Ripard | 2014-06-13 16:25:06 [+0200]: > > >Preemptible hierarchical RCU implementation. > >NR_IRQS:16 nr_irqs:16 16 > >Unable to handle kernel NULL pointer dereference at virtual address 00000000 > >pgd = c0004000 > >[00000000] *pgd=00000000 > >Internal error: Oops: 5 [#1] PREEMPT ARM > >Modules linked in: > >CPU: 0 PID: 0 Comm: swapper Not tainted 3.14.3-rt4+ #11 > >task: c05ecb28 ti: c05e2000 task.ti: c05e2000 > >PC is at wake_up_process+0x8/0x40 > >LR is at kthread_create_on_node+0xb0/0x178 > … > >Do you know what could be the cause of this, or is this any known issue? > > No. This is very early in the boot process. I upgrade the at91's timer > patches but have no HW to actually check if this is still working. Do you have a link to these patches? Maybe we can test them out. Thanks, Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com
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