[ET Trac] [Einstein Toolkit] #499: Prolongation fails with vectorisation enabled

[Einstein Toolkit]

#499: Prolongation fails with vectorisation enabled
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  Reporter:  hinder  |       Owner:  eschnett
      Type:  defect  |      Status:  new     
  Priority:  major   |   Milestone:          
 Component:  Carpet  |     Version:          
Resolution:          |    Keywords:          
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Comment (by barry.wardell):

 This happens on Datura, which has Intel Xeon X5650 processors. We are
 using SSE4.1 and the Intel compiler version 11.1.072. Below is a
 representative backtrace

 {{{
 *** Process received signal ***
 Signal: Segmentation fault (11)
 Signal code:  (128)
 Failing at address: (nil)
 [ 0] /lib64/libpthread.so.0 [0x2ba555f47b10]
 [ 1] /lib64/libc.so.6 [0x2ba55a6cbcc8]
 [ 2] /lib64/libc.so.6(__libc_malloc+0x6e) [0x2ba55a6cdcde]
 [ 3] /usr/lib64/libstdc++.so.6(_Znwm+0x1d) [0x2ba55a00317d]
 [ 4] cactus_sim(_ZNSt6vectorIcSaIcEE6resizeEmc+0x137) [0x13025a7]
 [ 5] cactus_sim(_ZN10comm_state4stepEv+0xab9) [0x12fd459]
 [ 6] cactus_sim(_ZN6Carpet10SyncGroupsEPK4_cGHRKSt6vectorIiSaIiEE+0x3fa)
 [0x126b85a]
 [ 7]
 cactus_sim(_ZN6Carpet20SyncProlongateGroupsEPK4_cGHRKSt6vectorIiSaIiEE+0x49e)
 [0x126b28e]
 [ 8] cactus_sim [0x12c8798]
 [ 9] cactus_sim(_ZN6Carpet12CallFunctionEPvP13cFunctionDataS0_+0x14bb)
 [0x12c84db]
 [10] cactus_sim [0x4e83da]
 [11] cactus_sim [0x4eb570]
 [12] cactus_sim [0x4eb668]
 [13] cactus_sim [0x4eb668]
 [14] cactus_sim(CCTKi_DoScheduleTraverse+0x294) [0x4eb2f4]
 [15] cactus_sim(CCTK_ScheduleTraverse+0x199) [0x4e4509]
 [16] cactus_sim [0x126e341]
 [17] cactus_sim(_ZN6Carpet6EvolveEP12tFleshConfig+0x34b) [0x126c18b]
 [18] cactus_sim(main+0xa5) [0x4dc2b5]
 [19] /lib64/libc.so.6(__libc_start_main+0xf4) [0x2ba55a676994]
 [20] cactus_sim [0x4dbfc9]
 }}}

-- 
Ticket URL: <https://trac.einsteintoolkit.org/ticket/499#comment:3>
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