When trying to start an application in single-process mode, I'm getting this crash:
#0 gin::IsolateHolder::Initialize (mode=mode@entry=gin::IsolateHolder::kNonStrictMode, allocator=0x7fff600bd850) at ../../../../third_party/chromium/src/gin/isolate_holder.cc:275
#1 0x00007fffca52b9e7 in blink::V8Initializer::initializeMainThreadIfNeeded () at ../../../../third_party/chromium/src/third_party/WebKit/Source/bindings/core/v8/V8Initializer.cpp:446
#2 0x00007fffc9b33555 in blink::initialize (platform=platform@entry=0x7fff60010e30) at ../../../../third_party/chromium/src/third_party/WebKit/Source/web/WebKit.cpp:101
#3 0x00007fffcada02c4 in content::RenderThreadImpl::EnsureWebKitInitialized (this=0x7fff600023e0) at ../../../../third_party/chromium/src/content/renderer/render_thread_impl.cc:962
#4 0x00007fffcad9baa5 in content::RenderThreadImpl::OnCreateNewView (this=this@entry=0x7fff600023e0, params=...)
at ../../../../third_party/chromium/src/content/renderer/render_thread_impl.cc:1515
#5 0x00007fffcad9fe95 in DispatchToMethodImpl<content::RenderThreadImpl, void (content::RenderThreadImpl::*)(ViewMsg_New_Params const&), ViewMsg_New_Params, 0ul> (arg=...,
method=<optimised out>, obj=0x7fff600023e0) at ../../../../third_party/chromium/src/base/tuple.h:200
#6 DispatchToMethod<content::RenderThreadImpl, void (content::RenderThreadImpl::*)(ViewMsg_New_Params const&), ViewMsg_New_Params> (arg=..., method=
(void (content::RenderThreadImpl::*)(content::RenderThreadImpl * const, const ViewMsg_New_Params &)) 0x7fffcad9ba90 <content::RenderThreadImpl::OnCreateNewView(ViewMsg_New_Params con
st&)>, obj=0x7fff600023e0) at ../../../../third_party/chromium/src/base/tuple.h:207
#7 Dispatch<content::RenderThreadImpl, content::RenderThreadImpl, void, void (content::RenderThreadImpl::*)(ViewMsg_New_Params const&)> (sender=0x7fff600023e0, parameter=0x0, func=
(void (content::RenderThreadImpl::*)(content::RenderThreadImpl * const, const ViewMsg_New_Params &)) 0x7fffcad9ba90 <content::RenderThreadImpl::OnCreateNewView(ViewMsg_New_Params con
st&)>, obj=0x7fff600023e0, msg=0x7fff64004138) at ../../../../third_party/chromium/src/content/common/view_messages.h:586
#8 content::RenderThreadImpl::OnControlMessageReceived (this=0x7fff600023e0, msg=...) at ../../../../third_party/chromium/src/content/renderer/render_thread_impl.cc:1472
#9 0x00007fffcac9de40 in content::ChildThread::OnMessageReceived (this=0x7fff600023e8, msg=...) at ../../../../third_party/chromium/src/content/child/child_thread.cc:510
#10 0x00007fffc8ab3710 in IPC::ChannelProxy::Context::OnDispatchMessage (this=0x7fff600030a0, message=...) at ../../../../third_party/chromium/src/ipc/ipc_channel_proxy.cc:282
#11 0x00007fffc850d419 in Run (this=0x7fff7a7fb8f8) at ../../../../third_party/chromium/src/base/callback.h:396
#12 base::debug::TaskAnnotator::RunTask (this=this@entry=0x7fff6000a65c, queue_function=queue_function@entry=0x7fffcb15fd71 "TaskQueueManager::PostTask",
run_function=run_function@entry=0x7fffcb15fd8c "TaskQueueManager::RunTask", pending_task=...) at ../../../../third_party/chromium/src/base/debug/task_annotator.cc:63
#13 0x00007fffcadd1d6d in content::TaskQueueManager::ProcessTaskFromWorkQueue (this=this@entry=0x7fff6000a640, queue_index=<optimised out>)
at ../../../../third_party/chromium/src/content/renderer/scheduler/task_queue_manager.cc:369
#14 0x00007fffcadd260e in content::TaskQueueManager::DoWork (this=0x7fff6000a640, posted_from_main_thread=<optimised out>)
at ../../../../third_party/chromium/src/content/renderer/scheduler/task_queue_manager.cc:342
#15 0x00007fffc850d419 in Run (this=0x7fff7a7fbc98) at ../../../../third_party/chromium/src/base/callback.h:396
#16 base::debug::TaskAnnotator::RunTask (this=this@entry=0x7fff60000a98, queue_function=queue_function@entry=0x7fffcb0e2c26 "MessageLoop::PostTask",
run_function=run_function@entry=0x7fffcb0e2c45 "MessageLoop::RunTask", pending_task=...) at ../../../../third_party/chromium/src/base/debug/task_annotator.cc:63
#17 0x00007fffc85404c7 in base::MessageLoop::RunTask (this=this@entry=0x7fff60000940, pending_task=...) at ../../../../third_party/chromium/src/base/message_loop/message_loop.cc:437
#18 0x00007fffc8540801 in base::MessageLoop::DeferOrRunPendingTask (this=this@entry=0x7fff60000940, pending_task=...)
at ../../../../third_party/chromium/src/base/message_loop/message_loop.cc:446
#19 0x00007fffc8540d69 in base::MessageLoop::DoWork (this=0x7fff60000940) at ../../../../third_party/chromium/src/base/message_loop/message_loop.cc:554
#20 0x00007fffc8541409 in base::MessagePumpDefault::Run (this=0x7fff600012c0, delegate=0x7fff60000940)
at ../../../../third_party/chromium/src/base/message_loop/message_pump_default.cc:32
#21 0x00007fffc8554528 in base::RunLoop::Run (this=this@entry=0x7fff7a7fbe40) at ../../../../third_party/chromium/src/base/run_loop.cc:55
#22 0x00007fffc853d3e5 in base::MessageLoop::Run (this=<optimised out>) at ../../../../third_party/chromium/src/base/message_loop/message_loop.cc:298
#23 0x00007fffc8567965 in Run (message_loop=<optimised out>, this=0x9f7470) at ../../../../third_party/chromium/src/base/threading/thread.cc:174
#24 base::Thread::ThreadMain (this=0x9f7470) at ../../../../third_party/chromium/src/base/threading/thread.cc:228
#25 0x00007fffc8563fae in base::(anonymous namespace)::ThreadFunc (params=<optimised out>) at ../../../../third_party/chromium/src/base/threading/platform_thread_posix.cc:80
#26 0x00007ffff58a30a5 in start_thread (arg=0x7fff7a7fc700) at pthread_create.c:309
#27 0x00007ffff5bb377d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
(gdb) p g_mapped_natives
$1 = (base::MemoryMappedFile *) 0x0
