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Segfault in LibGit2 tests on Alpine Linux #28805

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ararslan opened this issue Aug 21, 2018 · 2 comments · Fixed by #45638
Closed

Segfault in LibGit2 tests on Alpine Linux #28805

ararslan opened this issue Aug 21, 2018 · 2 comments · Fixed by #45638
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compiler:musl Support for musl linked binaries on linux instead of glibc libgit2 The libgit2 library or the LibGit2 stdlib module system:linux Affects only Linux

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@ararslan
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Running the LibGit2 tests on Alpine Linux segfaults. Looks related to #27109, which was also occurring on Alpine Linux, but segfaults seem markedly worse...

Full log: https://gist.github.com/ararslan/0dcca48e790c6e2e3006659dd3664f98

/home/alex/julia # ./julia test/runtests.jl LibGit2/libgit2
Test        (Worker) | Time (s) | GC (s) | GC % | Alloc (MB) | RSS (MB)
The following 'Resetting the helper list...' warning is expected:
┌ Warning: Resetting the helper list is currently unsupported:
│ ignoring all git credential helpers
└ @ LibGit2 /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/src/gitcredential.jl:229
SSH credential prompt: Error During Test at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2.jl:2078
  Got exception outside of a @test
  Could not locate challenge: "Passphrase for /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/keys/valid-passphrase: ". Process output found:
  """
  
  signal (11): Segmentation fault
  in expression starting at no file:0
  strlen at /lib/ld-musl-x86_64.so.1 (unknown line)
  jl_apply_generic at /home/alex/julia/src/gf.c:2183
  getpass at ./util.jl:491
  authenticate_ssh at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/src/callbacks.jl:159
  credentials_callback at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/src/callbacks.jl:318
  jl_sysimg_fvars_base at /home/alex/julia/usr/lib/julia/sys.so (unknown line)
  jl_apply_generic at /home/alex/julia/src/gf.c:2183
  unknown function (ip: 0x7f8689b53320)
  #credential_loop#7 at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2-helpers.jl:31
  unknown function (ip: 0x7f8689b53185)
  jl_fptr_trampoline at /home/alex/julia/src/gf.c:1829
  jl_apply_generic at /home/alex/julia/src/gf.c:2183
  #credential_loop at ./none:0 [inlined]
  #credential_loop#9 at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2-helpers.jl:77 [inlined]
  credential_loop at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2-helpers.jl:77 [inlined]
  credential_loop at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2-helpers.jl:77
  jl_fptr_trampoline at /home/alex/julia/src/gf.c:1829
  jl_apply_generic at /home/alex/julia/src/gf.c:2183
  do_call at /home/alex/julia/src/interpreter.c:324
  eval_value at /home/alex/julia/src/interpreter.c:430
  eval_stmt_value at /home/alex/julia/src/interpreter.c:363 [inlined]
  eval_body at /home/alex/julia/src/interpreter.c:684
  jl_interpret_toplevel_thunk_callback at /home/alex/julia/src/interpreter.c:803
  unknown function (ip: 0xfffffffffffffffe)
  unknown function (ip: 0x7f86a094096f)
  unknown function (ip: 0)
  jl_interpret_toplevel_thunk at /home/alex/julia/src/interpreter.c:812
  jl_toplevel_eval_flex at /home/alex/julia/src/toplevel.c:792
  jl_toplevel_eval_in at /home/alex/julia/src/builtins.c:622
  eval at ./boot.jl:319 [inlined]
  eval at ./client.jl:389
  jl_fptr_trampoline at /home/alex/julia/src/gf.c:1829
  jl_apply_generic at /home/alex/julia/src/gf.c:2183
  #3 at ./none:7
  #open#294 at ./iostream.jl:369
  jl_fptr_trampoline at /home/alex/julia/src/gf.c:1829
  jl_apply_generic at /home/alex/julia/src/gf.c:2183
  open at ./iostream.jl:367
  jl_fptr_trampoline at /home/alex/julia/src/gf.c:1829
  jl_apply_generic at /home/alex/julia/src/gf.c:2183
  do_call at /home/alex/julia/src/interpreter.c:324
  eval_value at /home/alex/julia/src/interpreter.c:430
  eval_stmt_value at /home/alex/julia/src/interpreter.c:363 [inlined]
  eval_body at /home/alex/julia/src/interpreter.c:684
  jl_interpret_toplevel_thunk_callback at /home/alex/julia/src/interpreter.c:803
  unknown function (ip: 0xfffffffffffffffe)
  unknown function (ip: 0x7f869eff0d2f)
  unknown function (ip: 0x7)
  jl_interpret_toplevel_thunk at /home/alex/julia/src/interpreter.c:812
  jl_toplevel_eval_flex at /home/alex/julia/src/toplevel.c:792
  jl_toplevel_eval_flex at /home/alex/julia/src/toplevel.c:739
  jl_toplevel_eval_in at /home/alex/julia/src/builtins.c:622
  eval at ./boot.jl:319
  jl_apply_generic at /home/alex/julia/src/gf.c:2183
  macro expansion at ./logging.jl:317 [inlined]
  exec_options at ./client.jl:219
  _start at ./client.jl:421
  jl_apply_generic at /home/alex/julia/src/gf.c:2183
  jl_apply at /home/alex/julia/ui/../src/julia.h:1552 [inlined]
  true_main at /home/alex/julia/ui/repl.c:112
  main at /home/alex/julia/ui/repl.c:233
  __libc_start_main at /lib/ld-musl-x86_64.so.1 (unknown line)
  Allocations: 793340 (Pool: 793071; Big: 269); GC: 0
  
  """
  Stacktrace:
   [1] show_method_candidates(::IOContext{Base.GenericIOBuffer{Array{UInt8,1}}}, ::MethodError, ::Any) at ./error.jl:42
   [2] macro expansion at ./task.jl:266 [inlined]
   [3] (::getfield(Main.Test5Main_LibGit2_libgit2.LibGit2Tests, Symbol("##7#10")){Int64,Cmd,Array{Pair{String,String},1},getfield(Main.Test5Main_LibGit2_libgit2.LibGit2Tests, Symbol("#format_output#9")){Bool},Base.GenericIOBuffer{Array{UInt8,1}}})(::RawFD, ::Base.TTY) at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2.jl:56
   [4] with_fake_pty(::getfield(Main.Test5Main_LibGit2_libgit2.LibGit2Tests, Symbol("##7#10")){Int64,Cmd,Array{Pair{String,String},1},getfield(Main.Test5Main_LibGit2_libgit2.LibGit2Tests, Symbol("#format_output#9")){Bool},Base.GenericIOBuffer{Array{UInt8,1}}}) at /home/alex/julia/usr/share/julia/test/testhelpers/FakePTYs.jl:32
   [5] #challenge_prompt#6 at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2.jl:50 [inlined]
   [6] #challenge_prompt at ./none:0 [inlined]
   [7] #challenge_prompt#1(::Int64, ::Bool, ::Function, ::Expr, ::Array{Pair{String,String},1}) at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2.jl:31
   [8] challenge_prompt at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2.jl:14 [inlined]
   [9] (::getfield(Main.Test5Main_LibGit2_libgit2.LibGit2Tests, Symbol("##114#234")){Expr})() at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2.jl:2120
   [10] withenv(::getfield(Main.Test5Main_LibGit2_libgit2.LibGit2Tests, Symbol("##114#234")){Expr}, ::Pair{String,String}) at ./env.jl:148
   [11] macro expansion at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2.jl:699 [inlined]
   [12] macro expansion at /home/alex/julia/usr/share/julia/stdlib/v1.1/Test/src/Test.jl:1083 [inlined]
   [13] macro expansion at /home/alex/julia/usr/share/julia/stdlib/v1.1/Test/src/Test.jl:1071 [inlined]
   [14] (::getfield(Main.Test5Main_LibGit2_libgit2.LibGit2Tests, Symbol("##19#134")))(::String) at /home/alex/julia/usr/share/julia/stdlib/v1.1/LibGit2/test/libgit2.jl:557
   [15] mktempdir(::getfield(Main.Test5Main_LibGit2_libgit2.LibGit2Tests, Symbol("##19#134")), ::String) at ./file.jl:576
   [16] mktempdir(::Function) at ./file.jl:574
   [17] top-level scope at none:0
   [18] include at ./boot.jl:317 [inlined]
   [19] include_relative at ./loading.jl:1038
   [20] include at ./sysimg.jl:29 [inlined]
   [21] include(::String) at /home/alex/julia/test/testdefs.jl:13
   [22] macro expansion at /home/alex/julia/test/testdefs.jl:22 [inlined]
   [23] macro expansion at /home/alex/julia/usr/share/julia/stdlib/v1.1/Test/src/Test.jl:1083 [inlined]
   [24] macro expansion at /home/alex/julia/test/testdefs.jl:21 [inlined]
   [25] macro expansion at ./util.jl:289 [inlined]
   [26] top-level scope at /home/alex/julia/test/testdefs.jl:19 [inlined]
   [27] top-level scope at ./none:0
   [28] eval at ./boot.jl:319 [inlined]
   [29] #runtests#55(::UInt128, ::Function, ::String, ::String, ::Bool) at /home/alex/julia/test/testdefs.jl:25
   [30] #runtests at ./none:0 [inlined] (repeats 2 times)
   [31] #143 at /home/alex/julia/usr/share/julia/stdlib/v1.1/Distributed/src/remotecall.jl:339 [inlined]
   [32] run_work_thunk(::getfield(Distributed, Symbol("##143#144")){typeof(runtests),Tuple{String,String},Base.Iterators.Pairs{Symbol,UInt128,Tuple{Symbol},NamedTuple{(:seed,),Tuple{UInt128}}}}, ::Bool) at /home/alex/julia/usr/share/julia/stdlib/v1.1/Distributed/src/process_messages.jl:56
   [33] #remotecall_fetch#148(::Base.Iterators.Pairs{Symbol,UInt128,Tuple{Symbol},NamedTuple{(:seed,),Tuple{UInt128}}}, ::Function, ::Function, ::Distributed.LocalProcess, ::String, ::Vararg{String,N} where N) at /home/alex/julia/usr/share/julia/stdlib/v1.1/Distributed/src/remotecall.jl:364
   [34] (::getfield(Distributed, Symbol("#kw##remotecall_fetch")))(::NamedTuple{(:seed,),Tuple{UInt128}}, ::typeof(remotecall_fetch), ::Function, ::Distributed.LocalProcess, ::String, ::Vararg{String,N} where N) at ./none:0
   [35] #remotecall_fetch#152(::Base.Iterators.Pairs{Symbol,UInt128,Tuple{Symbol},NamedTuple{(:seed,),Tuple{UInt128}}}, ::Function, ::Function, ::Int64, ::String, ::Vararg{String,N} where N) at /home/alex/julia/usr/share/julia/stdlib/v1.1/Distributed/src/remotecall.jl:392
   [36] (::getfield(Distributed, Symbol("#kw##remotecall_fetch")))(::NamedTuple{(:seed,),Tuple{UInt128}}, ::typeof(remotecall_fetch), ::Function, ::Int64, ::String, ::Vararg{String,N} where N) at ./none:0
   [37] macro expansion at /home/alex/julia/test/runtests.jl:144 [inlined]
   [38] (::getfield(Main, Symbol("##45#52")))() at ./task.jl:259
@ararslan ararslan added system:linux Affects only Linux libgit2 The libgit2 library or the LibGit2 stdlib module labels Aug 21, 2018
@ararslan ararslan mentioned this issue Dec 8, 2018
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@ararslan ararslan mentioned this issue Dec 20, 2019
Merged
@ecsx1
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ecsx1 commented Dec 23, 2019

Test run finished with errors but couldn't replicate the segfault.
https://pastebin.com/raw/Ah9ZKj5p

@ecsx1 ecsx1 mentioned this issue Jan 12, 2020
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@fredrikekre fredrikekre mentioned this issue Jul 1, 2020
Merged
@giordano giordano added the compiler:musl Support for musl linked binaries on linux instead of glibc label Jun 10, 2022
@giordano giordano mentioned this issue Jun 11, 2022
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@giordano
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Should have been fixed by #45638

@giordano giordano linked a pull request Jun 20, 2022 that will close this issue
Fix LibGit2 tests on x86_64-linux-musl #45638
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Fix LibGit2 tests on x86_64-linux-musl JuliaLang/julia
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