On 6.10.2009 15:56, Jan Kiszka wrote: > Roman Pisl wrote: >> ... >>> >>> Is there a chance to grab the panic log via serial line? The first of >>> your two screenshots indicate that there might have happened something >>> interesting before the NMI triggered, but it's scrolled out of sight. >>> >>> Jan >>> >> >> Hello, >> here I send kernel panic (triggered by rt_task_sleep and latency test) >> grabbed via serial line. > > Hmm, still only NMI alarms... > >> >> I'm ready to help with resolving this issue. > > Could you try enabling the I-pipe tracer with function tracing? It > should dump a trace of the functions that were executed before the > watchdog triggered. You may need to extend the number of tracepoints a > bit, try "echo 1000> /proc/ipipe/trace/back_trace_points". > > Jan >
Unfortunately I get no kernel panic when both I-pipe tracer and NMI watchdog are enabled. The machine just totally freezes on both rt_task_sleep and latency test :( I tried serial console, text console, even tried disabling fb. Roman _______________________________________________ Xenomai-help mailing list [email protected] https://mail.gna.org/listinfo/xenomai-help
