[ 1399.472224] WARNING: CPU: 0 PID: 16043 at kernel/events/core.c:5659 perf_swevent_add+0x158/0x190()
[ 1399.473458] Modules linked in:
[ 1399.473880] CPU: 0 PID: 16043 Comm: trinity-c164 Tainted: G W 3.14.0-rc3-next-20140221-sasha-01594-gd494348 #34
[ 1399.475232] 000000000000161b ffff880488af1c70 ffffffff84383938 ffffffff8549cd88
[ 1399.476314] 0000000000000000 ffff880488af1cb0 ffffffff8113ad07 0000000000000001
[ 1399.477325] ffff880488bae618 00000000001d1ea0 ffff880054400000 0000000000000007
[ 1399.478383] Call Trace:
[ 1399.478720] [] dump_stack+0x52/0x7f
[ 1399.479499] [] warn_slowpath_common+0x87/0xb0
[ 1399.480159] [] warn_slowpath_null+0x15/0x20
[ 1399.480159] [] perf_swevent_add+0x158/0x190
[ 1399.480159] [] event_sched_in+0xd0/0x1c0
[ 1399.480159] [] group_sched_in+0x4c/0x180
[ 1399.480159] [] ctx_sched_in+0x176/0x300
[ 1399.480159] [] perf_event_sched_in+0x45/0xa0
[ 1399.480159] [] perf_event_context_sched_in+0x8d/0xc0
[ 1399.480159] [] ? vtime_common_task_switch+0x2d/0x40
[ 1399.480159] [] __perf_event_task_sched_in+0x4c/0x1c0
[ 1399.480159] [] finish_task_switch+0x65/0x160
[ 1399.480159] [] __schedule+0x793/0x840
[ 1399.480159] [] ? _raw_spin_unlock+0x41/0x50
[ 1399.480159] [] schedule+0x65/0x70
[ 1399.480159] [] schedule_user+0x1d/0x40
[ 1399.480159] [] retint_careful+0x19/0x3c