Stuart Henderson wrote: > On 2016/01/27 20:10, Stefan Kempf wrote: > > So what I suspect to happen is that: > > - userland does a syscall > > - something goes wrong in the kernel, causing it to call > > sigexit(SIGILL), terminating the process > > - and the offending instruction you see in the core dump > > is the 'syscall' instruction. > > If this is the case, perhaps ktrace will give clues.
Let's give it a try. Marcus, can you run this as root, please? ktrace /sbin/ping some.domain Or whatever way you invoked ping that made it crash. And send us the output of kdump -f ktrace.out?
