Null pointer dereference on Filament 1.9.6 on Android

[Sheng-Xuan]

Describe the bug App crashed with error thrown from native

signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x10 Cause: null pointer dereference x0 0000007bc85e64b0 x1 0000000000000000 x2 0000000000000000 x3 0000000000000040 x4 0000000000000010 x5 0000007b208aa89f x6 0000000000000002 x7 0000000065747563 x8 0000000000000000 x9 0000000000000000 x10 ffffffffffffffff x11 0000000000000000 x12 0000000000000000 x13 0000007b8c279168 x14 0000000000000002 x15 0000000000000000 x16 0000007b8bfd14e8 x17 0000007e3b8a081c x18 0000007b1fa6c000 x19 0000007ce84dbd90 x20 0000007bc85e64b0 x21 0000007b1f540040 x22 0000007b97f438f0 x23 0000007bb85071b0 x24 0000007bb85071c0 x25 0000007b208aacc0 x26 0000007b208aaff8 x27 00000000000fc000 x28 0000007b207b2000 x29 0000007b208aac70 lr 0000007b98a41f4c sp 0000007b208aaa70 pc 0000007b98a41f78 pst 0000000080000000

backtrace:

00 pc 0000000000080f78 /data/app/~~jTAONzYqCXisrSqLxWdYkg==/com.my.app.demo-LJhmSdpqEqCvHK4aik-hhQ==/base.apk!libfilament-jni.so (offset 0x6b4000) (BuildId: 76e3c59bc8306b2aa8b0cedb17e9b6c9d6ed1ac7)

To Reproduce Steps to reproduce the behavior:

1. Use arcore 1.20 and sceneform 1.16 setup AR, crash randomly during the AR session.

Smartphone (please complete the following information):

• Device: Pixel 4
• OS: Android 11

Additional context Add any other context about the problem here.

That's the only backtrace I have, all mat assets are recompiled with matc tool 1.9.6, attached the tombstone of this crash tombstone_26.zip

[romainguy]

There's not much we can do without more information or without a repro case.