> > Does host A have a serial port? If yes, connect that to another host > > using a null-modem cable, boot host A with serial console (boot arg > > console=ttyS0,15200), and use that to extract kernel crash message. > > Then post that to this list. > > unfortunately - nothing shows up in the serial log after the normal boot > spew. I do see some sort of cr/lf every second for a while. Of course that should be console=ttyS0,115200 And on other side serial communication software should be configured to use 115200 8n1 with no flow control. > Nov 20 21:12:00 localhost kernel: BUG: using smp_processor_id() in preemptible [00000000] code: smash/6801 > Nov 20 21:12:00 localhost kernel: caller is __schedule+0xe/0x7d4 Nov 20 21:12:00 localhost kernel: Pid: 6801, comm: smash Not tainted 2.6.31.6-rt19 #1 > Nov 20 21:12:00 localhost kernel: Call Trace: > Nov 20 21:12:00 localhost kernel: [<c06dc3df>] ? printk+0xf/0x18 > Nov 20 21:12:00 localhost kernel: [<c05499a6>] debug_smp_processor_id+0xa6/0xbc > Nov 20 21:12:00 localhost kernel: [<c06dc689>] __schedule+0xe/0x7d4 > Nov 20 21:12:00 localhost kernel: [<c046621f>] ? audit_syscall_exit+0xfa/0x10f > Nov 20 21:12:00 localhost kernel: [<c040a955>] ? syscall_trace_leave+0xc8/0xef > Nov 20 21:12:00 localhost kernel: [<c040338a>] work_resched+0x5/0x19 Hopely somebody on list will be able to comment on this. -- To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html