(gdb) bt
#0  0xb5cab668 in js::jit::MacroAssemblerARM::ma_mov(js::jit::ImmGCPtr, js::jit::Register) ()
   from /usr/lib/seamonkey/libxul.so
#1  0xb5b3b1bc in js::jit::MacroAssemblerARMCompat::storeValue(JS::Value const&, js::jit::BaseIndex) () from /usr/lib/seamonkey/libxul.so
#2  0xb5b46c04 in js::jit::CodeGenerator::emitArrayPush(js::jit::LInstruction*, js::jit::MArrayPush const*, js::jit::Register, js::jit::ConstantOrRegister const&, js::jit::Register, js::jit::Register) () from /usr/lib/seamonkey/libxul.so
#3  0xb5b471ec in js::jit::CodeGenerator::visitArrayPushT(js::jit::LArrayPushT*) ()
   from /usr/lib/seamonkey/libxul.so
#4  0xb5b5b630 in js::jit::CodeGenerator::generateBody() () from /usr/lib/seamonkey/libxul.so
#5  0xb5b5bc48 in js::jit::CodeGenerator::generate() () from /usr/lib/seamonkey/libxul.so
#6  0xb5b66cd0 in js::jit::GenerateCode(js::jit::MIRGenerator*, js::jit::LIRGraph*) ()
   from /usr/lib/seamonkey/libxul.so
#7  0xb5e03808 in js::HelperThread::handleIonWorkload(js::AutoLockHelperThreadState&) ()
   from /usr/lib/seamonkey/libxul.so
#8  0xb5e04c4c in js::HelperThread::threadLoop() () from /usr/lib/seamonkey/libxul.so
#9  0xb5df3328 in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) ()
   from /usr/lib/seamonkey/libxul.so
#10 0xb6f9a5fe in start_thread (arg=0x6957fe1c) at pthread_create.c:463
#11 0xb6d664bc in ?? () from /lib/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
(gdb)