Re: 3.14.3-rt5: at91: Crash early at boot
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: 2015-02-17 08:39:03
From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: 2015-02-17 08:39:03
* 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.
Thanks, Maxime
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