On Wed, Dec 3, 2025 at 4:03 PM 'Mati Cohen' via v8-users
<[email protected]> wrote:
>
> Hey,
>
> After building 14.0.365.4, my app is now experiencing some 
> FatalProcessOutOfMemory when recomputing limits.
>
> Here is the stack trace
>
> #00 pc 0x1327140 (v8::base::OS::Abort())
> #01 pc 0x132a898 (v8::base::FatalOOM(v8::base::OOMType, char const*))
> #02 pc 0x1337790 
> (v8::internal::V8::FatalProcessOutOfMemory(v8::internal::Isolate*, char 
> const*, v8::OOMDetails const&))
> #03 pc 0x15147fc (v8::internal::Heap::FatalProcessOutOfMemory(char const*))
> #04 pc 0x1517b6c 
> (v8::internal::Heap::RecomputeLimits(v8::internal::GarbageCollector, 
> v8::base::TimeTicks))
> #05 pc 0x152e484 
> (v8::internal::Heap::CollectGarbage(v8::internal::AllocationSpace, 
> v8::internal::GarbageCollectionReason, v8::GCCallbackFlags, 
> v8::internal::PerformHeapLimitCheck)::$_1::operator()() const)
> #06 pc 0x152ddc0 (void 
> heap::base::Stack::SetMarkerAndCallbackImpl<v8::internal::Heap::CollectGarbage(v8::internal::AllocationSpace,
>  v8::internal::GarbageCollectionReason, v8::GCCallbackFlags, 
> v8::internal::PerformHeapLimitCheck)::$_1>(heap::base::Stack*, void*, void 
> const*))
> #07 pc 0x1e15700 (PushAllRegistersAndIterateStack)
>
> I had to build with cppgc_enable_pointer_compression and 
> cppgc_enable_caged_heap set to false due to crashes when reserving space for 
> pointer compression cage for Oilpan.
>
> Any insight? Thanks!

What was the error message? If it's "Ineffective mark-compacts near
heap limit", add a NearHeapLimitCallback that increases the heap
limit.

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