backboardd causes iPhone reboot immediately on app launch

Originator:sam
Number:rdar://16290059 Date Originated:11-Mar-2014
Status:Open Resolved:
Product:iOS Product Version:7.1
Classification:Crash/Reboot Reproducible:Always
 
Summary:
On launching the Sun Mobile app (https://itunes.apple.com/gb/app/the-sun-mobile/id485672520?mt=8), the device immediately restarts.

A segment of the crash log from "backboardd" is below: (full crash log attached)

Thread 5 name:  com.apple.CoreAnimation.IOMFB.primary
Thread 5 Crashed:
0   libGPUSupportMercury.dylib    	0x32cc78f2 0x32cc6000 + 6386
1   libGPUSupportMercury.dylib    	0x32cc83fc 0x32cc6000 + 9212
2   IMGSGX543RC2GLDriver          	0x2cf4dc8e 0x2cf4b000 + 11406
3   IMGSGX543RC2GLDriver          	0x2cf4db74 0x2cf4b000 + 11124
4   GLEngine                      	0x303c2058 0x303b3000 + 61528
5   OpenGLES                      	0x3048a4cc 0x30484000 + 25804
6   QuartzCore                    	0x306db0d2 0x30677000 + 409810
7   QuartzCore                    	0x30761698 0x30677000 + 960152
8   QuartzCore                    	0x3076624e 0x30677000 + 979534
9   QuartzCore                    	0x30763b94 0x30677000 + 969620
10  IOMobileFramebuffer           	0x334a175a 0x3349b000 + 26458
11  IOKit                         	0x2eec25c6 0x2eebf000 + 13766
12  CoreFoundation                	0x2e197c4a 0x2e103000 + 609354
13  CoreFoundation                	0x2e1a283c 0x2e103000 + 653372
14  CoreFoundation                	0x2e1a27d6 0x2e103000 + 653270
15  CoreFoundation                	0x2e1a0fa2 0x2e103000 + 647074
16  CoreFoundation                	0x2e10b7a4 0x2e103000 + 34724
17  CoreFoundation                	0x2e14f3c6 0x2e103000 + 312262
18  QuartzCore                    	0x30763a0a 0x30677000 + 969226
19  QuartzCore                    	0x30798816 0x30677000 + 1185814
20  libsystem_pthread.dylib       	0x38f88956 0x38f86000 + 10582
21  libsystem_pthread.dylib       	0x38f888c6 0x38f86000 + 10438
22  libsystem_pthread.dylib       	0x38f86ae4 0x38f86000 + 2788

Steps to Reproduce:
Install iOS 7.1 on iPhone 5 or older.
Download the "Sun Mobile" app (https://itunes.apple.com/gb/app/the-sun-mobile/id485672520?mt=8)
Launch the app.

Expected Results:
The app should launch and display the login screen

Actual Results:
The screen goes black and the device restarts. The phone launches again on the lock screen.

Version:
iOS 7.1 only.
All app versions.

Notes:


Configuration:
Problem: iOS 7.1 with iPhone 5 or older.
No problem: iPhone 5S, iPhone 5 with iOS 7.0.6 or older.

Attachments:
'backboardd_2014-03-11-crash_log.rtf' was successfully uploaded.

Comments


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