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Bug #2060

[Hexen] SIGSEGV when shooting a Centaur with Frost Shards

Added by skyjake over 9 years ago. Updated over 9 years ago.

Status:
Closed
Priority:
High
Assignee:
skyjake
Category:
Defect
Target version:
1.15
Start date:
2015-05-17
% Done:

100%

Tags:
Hexen

Description

In build 1596 on OS X:

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   hexen                             0x000000010e057fad A_CentaurDefend + 221
1   hexen                             0x000000010e01c777 changeMobjState(mobj_s*, statenum_t, bool) + 183
2   hexen                             0x000000010e01c38e P_MobjChangeState + 14
3   hexen                             0x000000010e064614 P_MobjThinker + 1748
4   net.dengine.doomsday              0x000000010326165e std::__1::__function::__func<Thinker_Run()::$_0, std::__1::allocator<Thinker_Run()::$_0>, de::LoopResult (thinker_s*)>::operator()(thinker_s*&&) + 94
5   net.dengine.doomsday              0x0000000103260c4d de::Thinkers::forAll(unsigned char, std::__1::function<de::LoopResult (thinker_s*)>) const + 205
6   net.dengine.doomsday              0x0000000103261262 Thinker_Run() + 98
7   hexen                             0x000000010e02e66f P_DoTick + 303
8   hexen                             0x000000010dfda13c G_Ticker + 1084

Associated revisions

Revision 9bcadc7d (diff)
Added by skyjake over 9 years ago

Fixed|Hexen: Crashes due to null pointer access

During playtesting, these were found to cause crashes under rare
circumstances.

IssueID #2060

Revision d4dfe59a (diff)
Added by skyjake over 9 years ago

Fixed|Hexen: Crashes due to null pointer access

During playtesting, these were found to cause crashes under rare
circumstances.

IssueID #2060

History

#1 Updated by skyjake over 9 years ago

  • Status changed from New to In Progress

#2 Updated by skyjake over 9 years ago

  • Target version set to 1.15
  • % Done changed from 0 to 50

It looks like a problem with the mobj that the Centaur is defending against. The mobj in question sometimes, very infrequently has a null mobjinfo (for some reason). Testing to see if a simple null check is a sufficient workaround.

#3 Updated by skyjake over 9 years ago

  • Status changed from In Progress to Closed
  • % Done changed from 50 to 100

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