On 1.10.2015. 11:24, Martin Pieuchot wrote: > On 01/10/15(Thu) 11:11, Hrvoje Popovski wrote: >> On 1.10.2015. 0:43, Stuart Henderson wrote: >>> In /sys/ddb/db_trap.c line 72, change if(panicstr != NULL) to if(1), it >>> should give you a backtrace and short ps (showing only the active process >>> on each cpu). These are now done automatically for panics, but not for >>> other ddb entries (which includes uvm faults). >> >> >> tnx .. >> >> here's screenshot >> http://kosjenka.srce.hr/~hrvoje/zaprocvat/crash2.jpg > > Thanks for all your tests so far and your great reports. > > Could you let me know if the diff below helps? I fear you're losing a > race between bpf_detachd() and the moment we grab the KERNEL_LOCK inside > _bpf_mtap(). >
yes, this patch helps, no more crash :)
