Re: Excessive logging causing rcu_sched_state stall (wait_for_xmitr 8250.c)

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, May 15, 2012 at 05:41:28PM -0700, joe shmoe wrote:
> Hi, 
> It's been more than a week since I am stuck with this. I am relatively a newbie venturing into linux 
> kernel, so please be gentle. 
> 
> I have a non-tained 2.6.35.14 kernel that needs to output a lot using the serial console. To reproduce I 
> simply run klogd -2 -c 7 and this causes rcu_sched_state to detect stall with a trace such as pasted 
> below. 

Does running 3.3, or 3.4-rc6 show the same problems?  I ask as 2.6.35
really is very old and not supported much at all, and tens of thousands
of changes to the kernel have happened since then.

So if you could check the latest kernel, that would be great.

thanks,

greg k-h
--
To unsubscribe from this list: send the line "unsubscribe linux-serial" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux PPP]     [Linux FS]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Linmodem]     [Device Mapper]     [Linux Kernel for ARM]

  Powered by Linux