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  1. Couchbase Server
  2. MB-45047

[System Test] Plasma error "fatal error: unexpected signal during runtime execution"

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      Build : 7.0.0-4707
      Test : -test tests/integration/test_allFeatures_madhatter_durability.yml -scope tests/integration/scope_Xattrs_Madhatter.yml (Mad-hatter longevity script without collections)
      Scale : 3
      Iteration : 4th (1st day)

      Seeing the following plasma crash on 172.23.104.70 :

      2021-03-17T12:47:18.288-07:00 [Info] serviceChangeNotifier: received PoolChangeNotification
      fatal error: unexpected signal during runtime execution
      [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x7f609f6a6dc2]
       
      runtime stack:
      runtime.throw(0x12b4191, 0x2a)
              /home/couchbase/.cbdepscache/exploded/x86_64/go-1.13.7/go/src/runtime/panic.go:774 +0x72
      runtime.sigpanic()
              /home/couchbase/.cbdepscache/exploded/x86_64/go-1.13.7/go/src/runtime/signal_unix.go:378 +0x47c
       
      goroutine 63627701 [syscall]:
      runtime.cgocall(0xf9b6b0, 0xc00ec43e30, 0x917f8eb092ffbeb0)
              /home/couchbase/.cbdepscache/exploded/x86_64/go-1.13.7/go/src/runtime/cgocall.go:128 +0x5b fp=0xc00ec43e00 sp=0xc00ec43dc8 pc=0x40910b
      github.com/couchbase/nitro/mm._Cfunc_mm_free(0x7f5fbcb9a4e0)
              _cgo_gotypes.go:96 +0x41 fp=0xc00ec43e30 sp=0xc00ec43e00 pc=0xc5c8c1
      github.com/couchbase/nitro/mm.Free.func1(0x7f5fbcb9a4e0)
              /home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/nitro/mm/malloc.go:48 +0x56 fp=0xc00ec43e68 sp=0xc00ec43e30 pc=0xc5cf26
      github.com/couchbase/nitro/mm.Free(0x7f5fbcb9a4e0)
              /home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/nitro/mm/malloc.go:48 +0x45 fp=0xc00ec43e80 sp=0xc00ec43e68 pc=0xc5cb55
      github.com/couchbase/plasma.(*deallocCtx).freeMM(...)
              /home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/plasma/smr.go:226
      github.com/couchbase/plasma.(*deallocCtx).destroyPg2(0xc03b2c9660, 0x7f605d084280, 0xc01031d501, 0x0)
              /home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/plasma/smr.go:267 +0x53 fp=0xc00ec43ec8 sp=0xc00ec43e80 pc=0xcfea03
      github.com/couchbase/plasma.(*deallocCtx).destroyPg(...)
              /home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/plasma/smr.go:230
      github.com/couchbase/plasma.(*deallocCtx).destroyObjects(0xc03b2c9660, 0xc0193e5500, 0x2, 0x2)
              /home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/plasma/smr.go:329 +0x1f0 fp=0xc00ec43f98 sp=0xc00ec43ec8 pc=0xcff140
      github.com/couchbase/plasma.(*deallocCtx).smrWorker(0xc03b2c9660)
              /home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/plasma/smr.go:310 +0x77 fp=0xc00ec43fd8 sp=0xc00ec43f98 pc=0xcfeef7
      runtime.goexit()
              /home/couchbase/.cbdepscache/exploded/x86_64/go-1.13.7/go/src/runtime/asm_amd64.s:1357 +0x1 fp=0xc00ec43fe0 sp=0xc00ec43fd8 pc=0x465401
      created by github.com/couchbase/plasma.(*deallocCtx).startSMRWorker
              /home/couchbase/jenkins/workspace/couchbase-server-unix/goproj/src/github.com/couchbase/plasma/smr.go:302 +0xc5
      

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            jliang John Liang
            mihir.kamdar Mihir Kamdar (Inactive)
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