Re: [uml-devel] does 3.12.2 breaks UML with "con=xterm" ?

["Toralf Förster" <toralf.foerster@gmx.de>]

On 11/30/2013 03:37 PM, Toralf Förster wrote:
> 
> Today I realized that a UML cores if I use the xterm for the in/out.
> 
> I do usually use "con0=fd:0,fd:1 con=pts" to start a 32bit UML but because the xterm way was fine during the past few weeks (yes, I know, it was broken for a longer time before) and the only change yesterday was to upgrade from vanilla kernel 3.12.1 to 3.12.2 I'm wondering if there's a "suspicous" commit in that stable kernel which could be the reason ?
> 
> 
> FWIW :
> tfoerste@n22 ~ $ gdb --core=/mnt/ramdisk/core /home/tfoerste/devel/linux/linux -n -batch -ex bt
> [New LWP 29559]
> Core was generated by `/home/tfoerste/devel/linux/linux earlyprintk ubda=/home/tfoerste/virtual/uml/tr'.
> Program terminated with signal 11, Segmentation fault.
> #0  finish_task_switch (prev=0xffff9d2f, rq=<optimized out>) at kernel/sched/core.c:1993
> 1993            prev_state = prev->state;
> #0  finish_task_switch (prev=0xffff9d2f, rq=<optimized out>) at kernel/sched/core.c:1993
> #1  0x08427418 in context_switch (next=<optimized out>, prev=0x46d9eecc, rq=<optimized out>) at kernel/sched/core.c:2130
> #2  __schedule () at kernel/sched/core.c:2568
> #3  0x08427505 in schedule () at kernel/sched/core.c:2604
> #4  0x0808b912 in sigsuspend (set=0x46d9eecc) at kernel/signal.c:3559
> #5  0x080646d8 in winch_thread (arg=0x46d9eecc) at arch/um/drivers/chan_user.c:210
> #6  0x083da38e in clone ()
> 
> 

Pff - glibc was upgrade from 2.15-r3 to 2.16 too - /me hope, that it is
not glibc.

-- 
MfG/Sincerely
Toralf Förster
pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3

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