Re: [uml-devel] UML hang with 100% CPU

2007-02-15 Thread Miklos Szeredi
> > Strangely enough after continuing in gdb, UML is back to normal, and I > > can't make it hang any more. It must be something timing related. > > Can you see if the patch below fixes it? Yay! Got my nice fast UML back instead of ugly slow QEmu ;) Seems to work perfectly now. Thanks, Miklos

Re: [uml-devel] UML hang with 100% CPU

2007-02-14 Thread Jeff Dike
On Thu, Feb 08, 2007 at 09:13:36PM +0100, Miklos Szeredi wrote: > Strangely enough after continuing in gdb, UML is back to normal, and I > can't make it hang any more. It must be something timing related. Can you see if the patch below fixes it? Jeff -- Work emai

Re: [uml-devel] UML hang with 100% CPU

2007-02-08 Thread Pekka Enberg
Hi, On Thu, Feb 08, 2007 at 07:46:47PM +0100, Miklos Szeredi wrote: > It boots fine, then usually just after logging in and before starting > the shell (but sometimes after the shell started) it gets into some > loop. Looking at the strace shows that two processes are > sending/receiving single

Re: [uml-devel] UML hang with 100% CPU

2007-02-08 Thread Miklos Szeredi
> No, it doesn't. This is a strace on the host, I take it? Yes. > Can you get backtraces from the processes? Here's one: #0 0xe410 in __kernel_vsyscall () #1 0xb7f0fbc3 in write () from /lib/tls/i686/cmov/libc.so.6 #2 0x08066f52 in file_io (fd=10, buf=0x8a0fc8b, len=1, io_proc=0x805

Re: [uml-devel] UML hang with 100% CPU

2007-02-08 Thread Jeff Dike
On Thu, Feb 08, 2007 at 07:46:47PM +0100, Miklos Szeredi wrote: > It boots fine, then usually just after logging in and before starting > the shell (but sometimes after the shell started) it gets into some > loop. Looking at the strace shows that two processes are > sending/receiving single '\0' b