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RE: Infinite Stack Unwinding ARM
Hi Yao,
Yao Qi <qiyaoltc@gmail.com> writes:
> We may end up with having some Linux kernel specific stuff, and this should fall in "Linux kernel debugging for aarch64".
I see, thanks for the hint.
> Can you post me the backtrace, as a sample output?
When having unlimited backtrace enabled (default), I get backtraces like the following:
#0 gic_handle_irq (regs=0xffffffc07d9c7e30) at drivers/irqchip/irq-gic.c:263
#1 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
#2 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
#3 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
#4 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
#5 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
#6 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
#7 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
...
#20009 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
#20010 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
#20011 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
#20012 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
#20013 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
#20014 0xffffffc000083ce4 in el1_irq () at arch/arm64/kernel/entry.S:346
...
Best,
Johannes