GL crash caused by UIWebView

Originator:stevjerbs
Number:rdar://21387344 Date Originated:15-Jun-2015
Status:Open Resolved:No
Product:iOS SDK Product Version:iOS 8.3
Classification:Crash Reproducible:Unable
 
Summary:
UIWebView may cause a GPU/GL crash internally with the following stack trace:

    {
      "StackTrace" : [
        "#0  Ambulatory                          0X00146D6B +[Logging signalHandler:]",
        "#1  Ambulatory                          0X001256A1 -[NSURL portByScheme]",
        "#2  libsystem_platform.dylib            0X3156387B _sigtramp()",
        "#3  AGXGLDriver                         0X21472D07 _ZN16AGXHalLLVMShader13emitConstantsEPjyPKP13GLDTextureRecPKPK15AGXSamplerState()",
        "#4  AGXGLDriver                         0X21443E8B agxuEmitRenderPipelineState()",
        "#5  AGXGLDriver                         0X2144C269 _Z24agxuBeginPrimitiveBufferP13AGXContextRecjPi()",
        "#6  GLEngine                            0X25623FB1 <redacted>()",
        "#7  GLEngine                            0X255F0CE9 <redacted>()",
        "#8  QuartzCore                          0X25BCACF7 <redacted>()",
        "#9  QuartzCore                          0X25BCAC17 <redacted>()",
        "#10 QuartzCore                          0X25BD5EE7 <redacted>()",
        "#11 QuartzCore                          0X25BC883F <redacted>()",
        "#12 QuartzCore                          0X25BC6FDB <redacted>()",
        "#13 libdispatch.dylib                   0X31405729 <redacted>()",
        "#14 libdispatch.dylib                   0X313FFAAD <redacted>()",
        "#15 libdispatch.dylib                   0X31406F9F <redacted>()",
        "#16 libdispatch.dylib                   0X314083C3 <redacted>()",
        "#17 libsystem_pthread.dylib             0X31564DC1 _pthread_wqthread()",
        "#18 libsystem_pthread.dylib             0X31564B14 start_wqthread()"
      ]
    },

Steps to Reproduce:
The crash appeared to have occurred while the user was simply scrolling a webView.

Expected Results:
UIWebView should not crash while scrolling.

Actual Results:
UIWebView crashes while scrolling.

Version:
iOS 8.3 (Build 12F69)

Notes:


Configuration:
iPad 5,3

Attachments:

Comments


Please note: Reports posted here will not necessarily be seen by Apple. All problems should be submitted at bugreport.apple.com before they are posted here. Please only post information for Radars that you have filed yourself, and please do not include Apple confidential information in your posts. Thank you!