Re: [uml-user] UML crashes with "Kernel panic - not syncing: BUG!"

2006-04-10 Thread Markus Schönhaber
Jeff Dike wrote: > On Mon, Apr 10, 2006 at 09:00:16PM +0200, Markus Schönhaber wrote: > > I followed your advice and here is the stack trace I came up with > > (patching panic.c was not neccessary): > > With this, I'm going to need to know how to reproduce it. Giving me a > filesystem and some com

Re: [uml-user] UML crashes with "Kernel panic - not syncing: BUG!"

2006-04-10 Thread Jeff Dike
On Mon, Apr 10, 2006 at 09:00:16PM +0200, Markus Sch?nhaber wrote: > I followed your advice and here is the stack trace I came up with (patching > panic.c was not neccessary): With this, I'm going to need to know how to reproduce it. Giving me a filesystem and some commands to run would do the t

Re: [uml-user] UML crashes with "Kernel panic - not syncing: BUG!"

2006-04-10 Thread Markus Schönhaber
Jeff Dike wrote: > On Thu, Apr 06, 2006 at 05:14:42PM +0200, Markus Schönhaber wrote: > > How do I get a stack trace? > > Attach gdb to the first UML pid, put a breakpoint on panic, continue it, > and when it hits the breakpoint, do 'bt' at gdb. > > If the breakpoint somehow doesn't get hit, then s

Re: [uml-user] UML crashes with "Kernel panic - not syncing: BUG!"

2006-04-10 Thread Jeff Dike
On Thu, Apr 06, 2006 at 05:14:42PM +0200, Markus Sch?nhaber wrote: > How do I get a stack trace? Attach gdb to the first UML pid, put a breakpoint on panic, continue it, and when it hits the breakpoint, do 'bt' at gdb. If the breakpoint somehow doesn't get hit, then stick a while(1) ; in panic (k

Re: [uml-user] UML crashes with "Kernel panic - not syncing: BUG!"

2006-04-06 Thread Markus Schönhaber
Jeff Dike wrote: > On Thu, Apr 06, 2006 at 09:57:32AM +0200, Markus Sch?nhaber wrote: > > My UML kernel frequently crashes just printing > > Kernel panic - not syncing: BUG! > > on the console. > > No stack trace? No. > > Any hints how to solve this or what I can do to track this down? > > Get a

Re: [uml-user] UML crashes with "Kernel panic - not syncing: BUG!"

2006-04-06 Thread Jeff Dike
On Thu, Apr 06, 2006 at 09:57:32AM +0200, Markus Sch?nhaber wrote: > My UML kernel frequently crashes just printing > Kernel panic - not syncing: BUG! > on the console. No stack trace? > Any hints how to solve this or what I can do to track this down? Get a stack trace or find a reliable way of

[uml-user] UML crashes with "Kernel panic - not syncing: BUG!"

2006-04-06 Thread Markus Schönhaber
Hello! My UML kernel frequently crashes just printing Kernel panic - not syncing: BUG! on the console. This seems to happen when there's a lot of disk i/o for example during "emerge --sync" or when compiling gcc. I'm using a 2.6.15-gentoo-r1 kernel on the host and a 2.6.16.1 UML kernel with bb1