Re: Fw: Re: 2.6.21-rc5-mm3

2007-04-02 Thread Jan Beulich
>> [] __put_user_4+0x12/0x18 >> DWARF2 unwinder stuck at __put_user_4+0x12/0x18 >> Leftover inexact backtrace: >> [] ret_from_fork+0x6/0x1c > >Hmpf. I saw it once in child_rip here too. Then I wanted to reproduce it to >report >properly and couldn't again. I had a few other backtraces that were

Re: Fw: Re: 2.6.21-rc5-mm3

2007-03-31 Thread Michal Piotrowski
On 31/03/07, Michal Piotrowski <[EMAIL PROTECTED]> wrote: > Were there any strange binutils in use, Michal? I don't remember when I had problems with this compiler. ^^^ (sorry, to many bottles of beer) ld --version GNU ld version 2.17.50.0.6-2.fc6 20061020 Regards, Michal -- Michal K. K.

Re: Fw: Re: 2.6.21-rc5-mm3

2007-03-31 Thread Michal Piotrowski
Andi Kleen napisaƂ(a): >> BUG: NMI Watchdog detected LOCKUP on CPU0, eip c014ce9c, registers: > > I suspect it is just because his console is too slow and then unwinding > took too long and it happened to hit the unwinder. > > You did use a slow console, right? console=ttyS0,115200n8 > > I su

Re: Fw: Re: 2.6.21-rc5-mm3

2007-03-31 Thread Ingo Molnar
* Andi Kleen <[EMAIL PROTECTED]> wrote: > > [] ret_from_fork+0x6/0x1c > > Hmpf. I saw it once in child_rip here too. Then I wanted to reproduce > it to report properly and couldn't again. I had a few other backtraces > that were all non stuck with child_rip then on essentially the same > ker

Re: Fw: Re: 2.6.21-rc5-mm3

2007-03-30 Thread Andi Kleen
> > BUG: NMI Watchdog detected LOCKUP on CPU0, eip c014ce9c, registers: I suspect it is just because his console is too slow and then unwinding took too long and it happened to hit the unwinder. You did use a slow console, right? I suppose it just needs a strategic touch_nmi_watchdog. Will ad