[Arm-netbook] serial console in new kernel sources

David Given dg at cowlark.com
Sat May 19 21:58:54 BST 2012


On 19/05/12 16:50, Alejandro Mery wrote:
[...]
> can you try using sun4i_defconfig as starting point?

...it doesn't boot.

Neither does the version of the v2 kernel that I was previously using to
build kernels on.

And, most disturbingly, my old custom v1 kernel is now really flaky,
too. I'm seeing stuff like this:

[    8.640000] BUG: sleeping function called from invalid context at
arch/arm/mm/fault.c:310
[    8.640000] in_atomic(): 0, irqs_disabled(): 128, pid: 195, name: ps
[    8.640000] no locks held by ps/195.
[    8.640000] irq event stamp: 6735
[    8.640000] hardirqs last  enabled at (6734): [<c008d6f0>]
debug_check_no_locks_freed+0x110/0x138
[    8.640000] hardirqs last disabled at (6735): [<c03afafc>]
_raw_write_lock_irqsave+0x18/0x4c
[    8.640000] softirqs last  enabled at (5141): [<c0039064>]
asm_do_IRQ+0x64/0x84
[    8.640000] softirqs last disabled at (5130): [<c0039064>]
asm_do_IRQ+0x64/0x84

It'll run for a bit and then lock up.

Next step is to reset back to the precompiled kernel and root file
system and see whether that still works!

-- 
┌─── dg@cowlark.com ───── http://www.cowlark.com ─────
│
│ "Never attribute to malice what can be adequately explained by
│ stupidity." --- Nick Diamos (Hanlon's Razor)

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