<div dir="ltr"><div dir="ltr">On Mon, May 16, 2022 at 5:03 AM Yang Zongze <<a href="mailto:yangzongze@gmail.com">yangzongze@gmail.com</a>> wrote:<br></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div lang="ZH-CN" style="overflow-wrap: break-word;"><div class="gmail-m_392495500986378682WordSection1"><p class="MsoNormal"><span lang="EN-US">Hi, </span></p><p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US">I am solving a Linear system with LU factorization. But failed with the following error.</span></p><p class="MsoNormal"><span lang="EN-US">Is there some suggestions on debugging this error? Thanks!</span></p></div></div></blockquote><div><br></div><div>This appears to be inside MUMPS. I would recommend two things:</div><div><br></div><div>1) Get a stack trace for this error using the debugger</div><div><br></div><div>2) With that, also send a report to the MUMPS mailing list</div><div><br></div><div>  Thanks,</div><div><br></div><div>     Matt</div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div lang="ZH-CN" style="overflow-wrap: break-word;"><div class="gmail-m_392495500986378682WordSection1"><p class="MsoNormal"><span lang="EN-US">The configure.log of PETSc is attached!</span></p><p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US">```</span><span lang="EN-US" style="font-size:12pt"><u></u><u></u></span></p><p class="MsoNormal"><span lang="EN-US">Assertion failed in file ./src/include/mpir_request.h at line 446: req != NULL</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libmpi.so.12(+0x2e6072) [0x7fd51f801072]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libmpi.so.12(+0x20a8a8) [0x7fd51f7258a8]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libmpi.so.12(+0x2a0318) [0x7fd51f7bb318]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libmpi.so.12(MPI_Isend+0x498) [0x7fd51f600ae8]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libmpifort.so.12(PMPI_ISEND+0x51) [0x7fd51cf0acd1]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(__dmumps_buf_MOD_dmumps_buf_send_contrib_type3+0x145b) [0x7fd520b1011d]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(dmumps_buf_send_contrib_type3_i_+0xb8) [0x7fd520af584c]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(dmumps_build_and_send_cb_root_+0x167e) [0x7fd520b6252c]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(dmumps_fac_stack_+0xf00) [0x7fd520c60c88]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(__dmumps_fac_par_m_MOD_dmumps_fac_par+0xade) [0x7fd520c56e27]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(dmumps_fac_par_i_+0x216) [0x7fd520c000c2]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(dmumps_fac_b_+0x975) [0x7fd520c00a3f]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(dmumps_fac_driver_+0x5d2f) [0x7fd520bcd6cf]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(dmumps_+0x2c6a) [0x7fd520b5c499]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(dmumps_f77_+0x190b) [0x7fd520aef9f7]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(dmumps_c+0xe10) [0x7fd520aedfb4]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(+0x50d7a3) [0x7fd5200f77a3]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(MatLUFactorNumeric+0x369) [0x7fd520272431]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(+0xc67f73) [0x7fd520851f73]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(PCSetUp+0x621) [0x7fd5208d0029]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(KSPSetUp+0xd57) [0x7fd5206ffcf2]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(+0xb17d4c) [0x7fd520701d4c]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/src/petsc/default/lib/libpetsc.so.3.016(KSPSolve+0x13) [0x7fd520704f13]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/lib64/python3.6/site-packages/petsc4py/lib/default/<a href="http://PETSc.cpython-36m-x86_64-linux-gnu.so" target="_blank">PETSc.cpython-36m-x86_64-linux-gnu.so</a>(+0xe18eb) [0x7fd52169c8eb]</span></p><p class="MsoNormal"><span lang="EN-US">/lib64/libpython3.6m.so.1.0(_PyCFunction_FastCallDict+0x353) [0x7fd5307a3a73]</span></p><p class="MsoNormal"><span lang="EN-US">/lib64/libpython3.6m.so.1.0(+0x167dd0) [0x7fd5307a3dd0]</span></p><p class="MsoNormal"><span lang="EN-US">/lib64/libpython3.6m.so.1.0(_PyEval_EvalFrameDefault+0x474) [0x7fd5307cc5b4]</span></p><p class="MsoNormal"><span lang="EN-US">/lib64/libpython3.6m.so.1.0(PyEval_EvalCodeEx+0x337) [0x7fd5307ae727]</span></p><p class="MsoNormal"><span lang="EN-US">/lib64/libpython3.6m.so.1.0(+0x17369e) [0x7fd5307af69e]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/lib64/python3.6/site-packages/petsc4py/lib/default/<a href="http://PETSc.cpython-36m-x86_64-linux-gnu.so" target="_blank">PETSc.cpython-36m-x86_64-linux-gnu.so</a>(+0x71ed3) [0x7fd52162ced3]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/lib64/python3.6/site-packages/petsc4py/lib/default/<a href="http://PETSc.cpython-36m-x86_64-linux-gnu.so" target="_blank">PETSc.cpython-36m-x86_64-linux-gnu.so</a>(+0xd75f6) [0x7fd5216925f6]</span></p><p class="MsoNormal"><span lang="EN-US">/home/z2yang/opt/firedrake-env/firedrake-mini-petsc/lib64/python3.6/site-packages/petsc4py/lib/default/<a href="http://PETSc.cpython-36m-x86_64-linux-gnu.so" target="_blank">PETSc.cpython-36m-x86_64-linux-gnu.so</a>(+0x717bf) [0x7fd52162c7bf]</span></p><p class="MsoNormal"><span lang="EN-US">internal ABORT - process 0</span></p><p class="MsoNormal"><span lang="EN-US">```</span></p><p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p><p class="MsoNormal"><span lang="EN-US">Best wishes,</span></p><p class="MsoNormal"><span lang="EN-US">Zongze</span></p></div></div>
</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div>What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead.<br>-- Norbert Wiener</div><div><br></div><div><a href="http://www.cse.buffalo.edu/~knepley/" target="_blank">https://www.cse.buffalo.edu/~knepley/</a><br></div></div></div></div></div></div></div></div>