On Sun, 27 Jan 2013 at 14:56, Christian Kujau wrote:
> Hm, is there no chance to get this into 3.8? I've been running with this
> patch applied since 3.7-rc7 and it got rid of this
> "MAX_STACK_TRACE_ENTRIES too low" message. I've just upgraded to 3.8-rc5
> and it's still not in mainline :-\
Ha
t; > PPC440EP_ERR42
> > > ======================
> > >
> > > >
> > > > Christian.
> > > >
> > > > > [40007.339487] [sched_delayed] sched: RT throttling activated
> > > > &g
,6 +439,8 @@ ret_from_fork:
> > ret_from_kernel_thread:
> > REST_NVGPRS(r1)
> > bl schedule_tail
> > + li r3,0
> > + stw r3,0(r1)
> > mtlr r14
> > mr r3,r15
> > PPC440EP_ERR42
> > ===
> + li r3,0
> + stw r3,0(r1)
> mtlrr14
> mr r3,r15
> PPC440EP_ERR42
> ==========
>
> >
> > Christian.
> >
> > > [40007.339487] [sched_delayed] sched: RT throttling ac
ret_from_fork:
> > ret_from_kernel_thread:
> > REST_NVGPRS(r1)
> > bl schedule_tail
> > + li r3,0
> > + stw r3,0(r1)
> > mtlrr14
> > mr r3,r15
> > PPC440EP_ERR42
> > ===
@ ret_from_fork:
> ret_from_kernel_thread:
> REST_NVGPRS(r1)
> bl schedule_tail
> + li r3,0
> + stw r3,0(r1)
> mtlrr14
> mr r3,r15
> PPC440EP_ERR42
> ======
>
> >
ppens again - or
not, now with your patch applied.
It happened only 2 times so far, after ~8h and after ~20h:
Nov 5 13:28:20 alice kernel: [0.00] Linux version 3.7.0-rc4
Nov 5 21:00:26 alice kernel: [27148.965634] BUG: MAX_STACK_TRACE_ENTRIES too
low!
Nov 26 21:53:43 alice kernel:
S(r1)
bl schedule_tail
+ li r3,0
+ stw r3,0(r1)
mtlrr14
mr r3,r15
PPC440EP_ERR42
==
>
> Christian.
>
> > [40007.339487] [sched_delayed] sched: RT throttling activated
&
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:
Hi,
the same thing[0] happened again in 3.7-rc7, after ~20h uptime:
[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
Hi,
after upgrading from 3.6.0-08492-gd43 to 3.7.0-rc4 and running it for a
day or so, this happened:
[27148.965634] BUG: MAX_STACK_TRACE_ENTRIES too low!
[27148.967356] turning off the locking correctness validator.
[27148.968967] Call Trace:
[27148.970577] [ec633d00] [c0009064] show_stack
Geert Uytterhoeven wrote:
> When running 2.6.29-rc5+ on PS3 (ppc64), I got the following BUG once during
> bootup:
>
> | Freeing unused kernel memory: 3436k freed
> | BUG: MAX_STACK_TRACE_ENTRIES too low!
> | turning off the locking correctness validator.
> | Call Trace:
When running 2.6.29-rc5+ on PS3 (ppc64), I got the following BUG once during
bootup:
| Freeing unused kernel memory: 3436k freed
| BUG: MAX_STACK_TRACE_ENTRIES too low!
| turning off the locking correctness validator.
| Call Trace:
| [c6e1b640] [c000f850] .show_stack+0x6c/0x16c
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