Application gets SIGSEGV with symptoms of 6966246 after 71 hours. JDK 7/b115, HS 20 b02 is used.

# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0xfd3d50c2, pid=11667, tid=7

...

Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x9d50c2];; void CompiledIC::verify()+0x566
V [libjvm.so+0x178a01e];; void nmethod::cleanup_inline_caches()+0x32e
V [libjvm.so+0x1b3498c];; void NMethodSweeper::sweep_code_cache()+0x684
V [libjvm.so+0x1b3426d];; void NMethodSweeper::possibly_sweep()+0x109
V [libjvm.so+0x9bcee1];; CompileTask*CompileQueue::get()+0x1d
V [libjvm.so+0x9c43f7];; void CompileBroker::compiler_thread_loop()+0x4db
V [libjvm.so+0x1c095fa];; void compiler_thread_entry(JavaThread*,Thread*)+0x2e
V [libjvm.so+0x1bfb7ed];; void JavaThread::thread_main_inner()+0x179
V [libjvm.so+0x1bfb49d];; void JavaThread::run()+0x619
V [libjvm.so+0x1823d01];; java_start+0x711
C [libc.so.1+0xa7045];; _thr_setup+0x4e
C [libc.so.1+0xa7330];; _lwp_start+0x0