Parpool failed to start matlab 2020a comes with segmentation error

When I start parpool I sometime get this error message,

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Segmentation violation detected at Mon May 18 06:52:04 2020 +0200

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Configuration:

Crash Decoding : Disabled - No sandbox or build area path

Crash Mode : continue (default)

Default Encoding : UTF-8

Deployed : false

Desktop Environment : GNOME

GNU C Library : 2.31 stable

Graphics Driver : Unknown software

Graphics card 1 : 0x10de ( 0x10de ) 0x1b81 Version 440.82.0.0 (0-0-0)

Java Version : Java 1.8.0_202-b08 with Oracle Corporation Java HotSpot(TM) 64-Bit Server VM mixed mode

MATLAB Architecture : glnxa64

MATLAB Entitlement ID : 879052

MATLAB Root : /usr/local/MATLAB/R2020a

MATLAB Version : 9.8.0.1323502 (R2020a)

OpenGL : software

Operating System : "Fedora release 32 (Thirty Two)"

Process ID : 259818

Processor ID : x86 Family 6 Model 85 Stepping 7, GenuineIntel

Session Key : 14ac4287-1cc3-4a62-abd6-d7aeb2f6f8a1

Static TLS mitigation : Disabled: Unnecessary

Window System : No active display

Fault Count: 1

Abnormal termination:

Segmentation violation

Register State (from fault):

RAX = 00007f702edacfa0 RBX = 0000000000000001

RCX = 00007f79202bfe98 RDX = 0000000000000072

RSP = 00007f792d9f1bc0 RBP = 00007f792d9f1c40

RSI = 00007f794f2aefe0 RDI = 0000000000000009

R8 = 0000000000000000 R9 = 00007f79340558b0

R10 = 00007f792c040940 R11 = ffffffffffffffff

R12 = 0000000000000039 R13 = 0000000000000004

R14 = 0000000000000000 R15 = 0000000000000003

RIP = 00007f794f18f1b8 EFL = 0000000000010206

CS = 0033 FS = 0000 GS = 0000

Stack Trace (from fault):

[ 0] 0x00007f794f18f1b8 /usr/local/MATLAB/R2020a/bin/glnxa64/libmx.so+00926136

[ 1] 0x00007f794f190634 /usr/local/MATLAB/R2020a/bin/glnxa64/libmx.so+00931380 _ZN6matrix6detail20create_uninitnumericEmm9mxClassID12mxComplexityiPPK11mxArray_tag+00000132

[ 2] 0x00007f794f1db54a /usr/local/MATLAB/R2020a/bin/glnxa64/libmx.so+01238346 _ZN6matrix6createEPKDsm+00000058

[ 3] 0x00007f78cb7b21b9 /usr/local/MATLAB/R2020a/bin/glnxa64/builtins/matlab_toolbox_strfun_string/../../../../bin/glnxa64/libmwpattern.so+00897465

[ 4] 0x00007f78cb7b486e /usr/local/MATLAB/R2020a/bin/glnxa64/builtins/matlab_toolbox_strfun_string/../../../../bin/glnxa64/libmwpattern.so+00907374

[ 5] 0x00007f78cb79d3cb /usr/local/MATLAB/R2020a/bin/glnxa64/builtins/matlab_toolbox_strfun_string/../../../../bin/glnxa64/libmwpattern.so+00811979

[ 6] 0x00007f78cb7ac4e5 /usr/local/MATLAB/R2020a/bin/glnxa64/builtins/matlab_toolbox_strfun_string/../../../../bin/glnxa64/libmwpattern.so+00873701

[ 7] 0x00007f78cb7ae3ae /usr/local/MATLAB/R2020a/bin/glnxa64/builtins/matlab_toolbox_strfun_string/../../../../bin/glnxa64/libmwpattern.so+00881582

[ 8] 0x00007f7939fb796d /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_dispatcher.so+00674157

[ 9] 0x00007f7939fa03f6 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_dispatcher.so+00578550

[ 10] 0x00007f7939fa06d1 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_dispatcher.so+00579281 _ZN18Mfh_MATLAB_fn_impl8dispatchEiPSt10unique_ptrI11mxArray_tagN6matrix6detail17mxDestroy_deleterEEiPPS1_+00000033

[ 11] 0x00007f79322ed35d /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+10163037

[ 12] 0x00007f79322f1e96 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+10182294

[ 13] 0x00007f79323fe67e /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+11282046

[ 14] 0x00007f79323f1701 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+11228929

[ 15] 0x00007f793235f474 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+10630260

[ 16] 0x00007f7932385a7d /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+10787453

[ 17] 0x00007f7931e9a667 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05629543

[ 18] 0x00007f7931e9c8f4 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05638388

[ 19] 0x00007f7931e995cd /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05625293

[ 20] 0x00007f7931e911b1 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05591473

[ 21] 0x00007f7931e913e9 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05592041

[ 22] 0x00007f7931e98dd6 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05623254

[ 23] 0x00007f7931e98ed6 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05623510

[ 24] 0x00007f7931fd258d /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+06907277

[ 25] 0x00007f7931fd5d05 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+06921477

[ 26] 0x00007f79321fcc61 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+09178209

[ 27] 0x00007f79321a9bc6 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+08838086

[ 28] 0x00007f79321adc41 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+08854593

[ 29] 0x00007f79321b043f /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+08864831

[ 30] 0x00007f79321f740e /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+09155598

[ 31] 0x00007f793225a894 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+09562260

[ 32] 0x00007f793225adf4 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+09563636

[ 33] 0x00007f793998f46e /usr/local/MATLAB/R2020a/bin/glnxa64/libmwbridge.so+00259182 _Z14ioFullEvalcFcniPP11mxArray_tagiS1_+00000270

[ 34] 0x00007f7939fb796d /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_dispatcher.so+00674157

[ 35] 0x00007f7939fa03f6 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_dispatcher.so+00578550

[ 36] 0x00007f7939fa06d1 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_dispatcher.so+00579281 _ZN18Mfh_MATLAB_fn_impl8dispatchEiPSt10unique_ptrI11mxArray_tagN6matrix6detail17mxDestroy_deleterEEiPPS1_+00000033

[ 37] 0x00007f79322ed35d /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+10163037

[ 38] 0x00007f79322f1e96 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+10182294

[ 39] 0x00007f79323fe67e /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+11282046

[ 40] 0x00007f79323f1701 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+11228929

[ 41] 0x00007f793235f474 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+10630260

[ 42] 0x00007f7932385a7d /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+10787453

[ 43] 0x00007f7931e9a667 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05629543

[ 44] 0x00007f7931e9c8f4 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05638388

[ 45] 0x00007f7931e995cd /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05625293

[ 46] 0x00007f7931e911b1 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05591473

[ 47] 0x00007f7931e913e9 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05592041

[ 48] 0x00007f7931e98dd6 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05623254

[ 49] 0x00007f7931e98ed6 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+05623510

[ 50] 0x00007f7931fd258d /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+06907277

[ 51] 0x00007f7931fd5d05 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+06921477

[ 52] 0x00007f79321fcc61 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+09178209

[ 53] 0x00007f79322dd227 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+10097191

[ 54] 0x00007f79322dd475 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+10097781

[ 55] 0x00007f793a0220ef /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_dispatcher.so+01110255 _ZN8Mfh_file20dispatch_file_commonEMS_FviPP11mxArray_tagiS2_EiS2_iS2_+00000207

[ 56] 0x00007f793a0242a3 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_dispatcher.so+01118883 _ZN8Mfh_file19dispatch_with_reuseEiPP11mxArray_tagiS2_+00000323

[ 57] 0x00007f793241c77e /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+11405182

[ 58] 0x00007f79321a7cb6 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+08830134

[ 59] 0x00007f79321a7e2c /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+08830508

[ 60] 0x00007f7932247f7b /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+09486203

[ 61] 0x00007f7932249028 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_lxe.so+09490472

[ 62] 0x00007f7939d6f1f0 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwm_interpreter.so+01335792 _Z44inCallFcnWithTrapInDesiredWSAndPublishEventsiPP11mxArray_tagiS1_PKcbP15inWorkSpace_tag+00000080

[ 63] 0x00007f793a2c2f15 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwiqm.so+00737045 _ZN3iqm15BaseFEvalPlugin7executeEP15inWorkSpace_tag+00001253

[ 64] 0x00007f793a1613a9 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwmcr.so+00951209

[ 65] 0x00007f793a2c8d46 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwiqm.so+00761158 _ZN3iqm26DelegateToAnotherIqmPlugin7executeEP15inWorkSpace_tag+00000022

[ 66] 0x00007f792e09d9ba /usr/local/MATLAB/R2020a/bin/glnxa64/matlab_startup_plugins/jmi/../../../../bin/glnxa64/libmwjmi.so+01436090

[ 67] 0x00007f793a2b2690 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwiqm.so+00669328

[ 68] 0x00007f793a2981e8 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwiqm.so+00561640

[ 69] 0x00007f793999e78b /usr/local/MATLAB/R2020a/bin/glnxa64/libmwbridge.so+00321419

[ 70] 0x00007f793999f2d4 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwbridge.so+00324308

[ 71] 0x00007f79399a7136 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwbridge.so+00356662

[ 72] 0x00007f79399a7489 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwbridge.so+00357513

[ 73] 0x00007f79399a7a08 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwbridge.so+00358920 _Z8mnParserv+00000344

[ 74] 0x00007f793a163ee3 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwmcr.so+00962275

[ 75] 0x00007f79512f867b /usr/local/MATLAB/R2020a/bin/glnxa64/libmwmvm.so+03217019 _ZN14cmddistributor15PackagedTaskIIP10invokeFuncIN7mwboost8functionIFvvEEEEENS2_10shared_ptrINS2_13unique_futureIDTclfp_EEEEEERKT_+00000059

[ 76] 0x00007f79512f8768 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwmvm.so+03217256 _ZNSt17_Function_handlerIFN7mwboost3anyEvEZN14cmddistributor15PackagedTaskIIP10createFuncINS0_8functionIFvvEEEEESt8functionIS2_ET_EUlvE_E9_M_invokeERKSt9_Any_data+00000024

[ 77] 0x00007f793a2d135c /usr/local/MATLAB/R2020a/bin/glnxa64/libmwiqm.so+00795484 _ZN7mwboost6detail8function21function_obj_invoker0ISt8functionIFNS_3anyEvEES4_E6invokeERNS1_15function_bufferE+00000028

[ 78] 0x00007f793a2d1017 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwiqm.so+00794647 _ZN3iqm18PackagedTaskPlugin7executeEP15inWorkSpace_tag+00000439

[ 79] 0x00007f793a161a05 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwmcr.so+00952837

[ 80] 0x00007f793a2b2690 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwiqm.so+00669328

[ 81] 0x00007f793a296199 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwiqm.so+00553369

[ 82] 0x00007f793a296ddb /usr/local/MATLAB/R2020a/bin/glnxa64/libmwiqm.so+00556507

[ 83] 0x00007f793a146018 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwmcr.so+00839704

[ 84] 0x00007f793a146632 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwmcr.so+00841266

[ 85] 0x00007f793a146ea4 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwmcr.so+00843428

[ 86] 0x00007f79500c1a02 /usr/local/MATLAB/R2020a/bin/glnxa64/libmwboost_thread.so.1.70.0+00064002

[ 87] 0x00007f7950ada432 /lib64/libpthread.so.0+00037938

[ 88] 0x00007f79506019d3 /lib64/libc.so.6+01055187 clone+00000067

Answer 1

[Knut Jørgen]

This is still present in Matlab R2020b

[Knut Jørgen]

Resolved