System crashed with hard lockup as a process spent time on _write_lock_irq() too long

Issue

• System was crashed as hard LOCKUP was detected

Kernel panic - not syncing: Watchdog detected hard LOCKUP on cpu 2
Pid: 26329, comm: java Tainted: G        W  ---------------    2.6.32-358.el6.x86_64 #1
Call Trace:
 <NMI>  [<ffffffff8150cfc8>] ? panic+0xa7/0x16f
 [<ffffffff810e10fd>] ? watchdog_overflow_callback+0xcd/0xd0
 [<ffffffff81116f00>] ? __perf_event_overflow+0xb0/0x2a0
 [<ffffffff8101a7bd>] ? x86_perf_event_update+0x5d/0xb0
 [<ffffffff8101b74d>] ? x86_perf_event_set_period+0xdd/0x170
 [<ffffffff81117524>] ? perf_event_overflow+0x14/0x20
 [<ffffffff810207e2>] ? intel_pmu_handle_irq+0x192/0x300
 [<ffffffff81512ba6>] ? kprobe_exceptions_notify+0x16/0x430
 [<ffffffff81511719>] ? perf_event_nmi_handler+0x39/0xb0
 [<ffffffff815131d5>] ? notifier_call_chain+0x55/0x80
 [<ffffffff8151323a>] ? atomic_notifier_call_chain+0x1a/0x20
 [<ffffffff8109cbfe>] ? notify_die+0x2e/0x30
 [<ffffffff81510e9b>] ? do_nmi+0x1bb/0x340
 [<ffffffff81510760>] ? nmi+0x20/0x30
 [<ffffffff81283369>] ? __write_lock_failed+0x9/0x20
 <<EOE>>  [<ffffffff8150ffae>] ? _write_lock_irq+0x1e/0x20
 [<ffffffff8106c900>] ? copy_process+0xaf0/0x1450
 [<ffffffff81435b25>] ? sys_sendto+0x185/0x190
 [<ffffffff8106d2f4>] ? do_fork+0x94/0x460
 [<ffffffff8118173f>] ? vfs_read+0x12f/0x1a0
 [<ffffffff81009598>] ? sys_clone+0x28/0x30
 [<ffffffff8100b393>] ? stub_clone+0x13/0x20
 [<ffffffff8100b072>] ? system_call_fastpath+0x16/0x1b