3.7-rc7: BUG: MAX_STACK_TRACE_ENTRIES too low!

[Christian Kujau]

On Tue, 27 Nov 2012 at 19:06, Christian Kujau wrote:
> the same thing[0] happened again in 3.7-rc7, after ~20h uptime:

I found the following on patchwork, but this seems to deal with powerpc64 
only, while this PowerBook G4 of mine is powerpc32:

  http://patchwork.ozlabs.org/patch/193414/

It looks related, but then again, I fail to parse assember...

Christian.

> [40007.339487] [sched_delayed] sched: RT throttling activated
> [69731.388717] BUG: MAX_STACK_TRACE_ENTRIES too low!
> [69731.390371] turning off the locking correctness validator.
> [69731.391942] Call Trace:
> [69731.393525] [c9a61c10] [c0009064] show_stack+0x70/0x1bc (unreliable)
> [69731.395152] [c9a61c50] [c0077460] save_trace+0xfc/0x114
> [69731.396735] [c9a61c60] [c007be20] __lock_acquire+0x1568/0x19b8
> [69731.398296] [c9a61d00] [c007c2c0] lock_acquire+0x50/0x70
> [69731.399857] [c9a61d20] [c0550e28] _raw_spin_lock_irq+0x5c/0x78
> [69731.401419] [c9a61d40] [c054fb58] __schedule+0xd8/0x534
> [69731.402972] [c9a61da0] [c0550094] _cond_resched+0x50/0x68
> [69731.404527] [c9a61db0] [c0479908] dst_gc_task+0xbc/0x258
> [69731.406070] [c9a61e40] [c004eeb8] process_one_work+0x1f4/0x49c
> [69731.407585] [c9a61e80] [c004f644] worker_thread+0x14c/0x400
> [69731.409075] [c9a61eb0] [c0057634] kthread+0xbc/0xc0
> [69731.410521] [c9a61f40] [c0011ad4] ret_from_kernel_thread+0x5c/0x64
> [...repeated 54 times...]
> 
> Anyone knows what this is about?
> 
> Thanks,
> Christian.
> 
> [0] http://lkml.indiana.edu/hypermail/linux/kernel/1211.0/03025.html
-- 
BOFH excuse #191:

Just type 'mv * /dev/null'.