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Fixed in 2019.4

Fixed in 2020.1, 2020.2

Fix In Review for 2018.4

Votes

0

Found in

2019.2

2019.2.16f1

2019.3

Issue ID

1256815

Regression

No

[Mobile] Heap Corruption crash in a malloc when launching an application

Mobile

-

How to reproduce:
1. Open the attached ‘DPSComplete.7z’ project
2. Go to File-> Build Settings-> Switch to iOS Platform
3. Build for iOS
4. Open the Xcode project
5. Delete Provisioning Profile of User Defined section in Build Settings
6. Deploy the Xcode project to the iOS device
7. Kill the application once it is launched
8. Launch the application
9. Repeat 7th and 8th steps until the application will crash at launch

Reproducible with: 2019.2.16f1, 2019.3.15f1

Reproducible on:
- iPad Air 2 (iOS 13.1.2)
- iPhone 5s (iOS 12.4.5)
- iPad Mini 2 (Customer's info)
- iPad Air 1 (Customer's info)

Not reproducible on:
- iPad Air 2 (iOS 11.0.3)
- iPhone 8 Plus (iOS 12.0)
- iPhone XR (iOS 13.4.1)
- iPhone 6s (iOS 13.0)
- iPad Pro 12.9 (iOS 13.4.1)
- iPad 9.7 6th gen (iOS 12.1)

Notes:
- Crashes about 1/10 times
- Issue usually appears on low-end iOS devices
- Errors thrown to Xcode console:
GfxDevice: creating device client; threaded=1
Initializing Metal device caps: Apple A8X GPU
Initialize engine version: 2019.2.16f1 (b9898e2d04a4)
2020-06-16 09:49:03.907653-0500 Deep Sea Solitaire[9107:4221189] [] tcp_input [C3.1:3] flags=[R] seq=169106401, ack=0, win=0 state=CLOSED rcv_nxt=169106401, snd_una=3819321729
2020-06-16 09:49:03.907868-0500 Deep Sea Solitaire[9107:4221189] [] tcp_input [C3.1:3] flags=[R] seq=169106401, ack=0, win=0 state=CLOSED rcv_nxt=169106401, snd_una=3819321729
Deep Sea Solitaire(9107,0x16f3bf000) malloc: Heap corruption detected, free list is damaged at 0x283a33fa0
*** Incorrect guard value: 4294967296
Deep Sea Solitaire(9107,0x16f44b000) malloc: Heap corruption detected, free list is damaged at 0x283a33fa0
*** Incorrect guard value: 4294967296
Deep Sea Solitaire(9107,0x16f44b000) malloc: *** set a breakpoint in malloc_error_break to debug

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