[Webkit-unassigned] [Bug 183329] [GTK] 2.19 triggers Gigacage crash in Deja Dup

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=183329

--- Comment #5 from Michael Catanzaro <mcatanzaro at igalia.com> ---
(In reply to Michael Catanzaro from comment #3)
>                 fprintf(stderr, "FATAL: Could not allocate gigacage memory
> with maxAlignment = %lu, totalSize = %lu.\n", maxAlignment, totalSize);

This might be helpful too. That should also print before the crash.

(In reply to Michael Catanzaro from comment #4)
> inline void* tryVMAllocate(size_t vmSize)
> {
>     vmValidate(vmSize);
>     void* result = mmap(0, vmSize, PROT_READ | PROT_WRITE, MAP_PRIVATE |
> MAP_ANON | BMALLOC_NORESERVE, BMALLOC_VM_TAG, 0);
>     if (result == MAP_FAILED)
> {
> WTFLogAlways("%s: mmap failed: %d (%s)", __FUNCTION__, errno,
> strerror(errno));
>         return nullptr;
> }
>     return result;
> }

I forgot we can't use WTF here. Got to use fprintf:

fprintf(stderr, "%s: mmap failed: %d (%s)", __FUNCTION__, errno, strerror(errno));

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