John, On Wed, 11 Aug 2010, John Culvertson wrote: > I updated to 2.6.33.7-rt29, and I am seeing similar symptoms. > > [ 2120.781166] BUG: unable to handle kernel paging request at c11cd497 > [ 2120.784018] IP: [<c11d5ce2>] tcp_set_skb_tso_segs+0x33/0x85 can you please try to reproduce the problem with the function tracer enabled ? Make sure that /proc/sys/kernel/ftrace_dump_on_oops is set to 1. When the bug reproduces the kernel will spill out the trace over the serial console, which will take a while but should show us what's going on. Thanks, tglx -- 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