RC2 hang (ubuntu)

[IkerAriz]

Hit a hang while editing a python file. Below is "perf top" output for the vs_exe process (sorry - gdb still not working on my machine).

Iker

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14.45%  [kernel]            [k] native_write_msr_safe
   5.39%  [kernel]            [k] __schedule
   5.13%  libpthread-2.23.so  [.] pthread_mutex_trylock
   4.53%  [kernel]            [k] dequeue_entity
   4.04%  [kernel]            [k] do_nanosleep
   3.30%  [kernel]            [k] timerqueue_add
   2.95%  [kernel]            [.] entry_SYSCALL_64_fastpath
   2.74%  [kernel]            [k] update_cfs_shares
   2.53%  [kernel]            [k] finish_task_switch
   2.52%  [kernel]            [k] hrtimer_nanosleep
   2.37%  [kernel]            [k] read_tsc
   2.35%  vs_exe              [.] cmDoubleMutexLock::cmDoubleMutexLock
   2.19%  libpthread-2.23.so  [.] pthread_mutex_unlock


[Dennis]

Already fixed for RC3.