Re: [petsc-users] MUMPS valgrind error

[Alexander Lindsay]

Yea I don’t think it’s a petsc issue Sent from my iPhone On Nov 20, 2023, at 1:42 PM, Barry Smith <bsm...@petsc.dev> wrote:     Looks like memory allocated down in MUMPS and then accessed incorrectly inside MUMPS. Could easily not be PETSc related On Nov 20, 2023, at 4:22 PM, Alexander Lindsay <alexlindsay...@gmail.com> wrote: This is from a MOOSE test. If I find the same error on something simpler I will let you know On Mon, Nov 20, 2023 at 12:56 PM Zhang, Hong <hzh...@mcs.anl.gov> wrote: Can you provide us a test code that reveals this error? Hong From: petsc-users <petsc-users-boun...@mcs.anl.gov> on behalf of Alexander Lindsay <alexlindsay...@gmail.com> Sent: Monday, November 20, 2023 2:48 PM To: PETSc <petsc-users@mcs.anl.gov> Subject: [petsc-users] MUMPS valgrind error   I recently ran into some parallel crashes and valgrind suggests the issue is with MUMPS. Has anyone else run into something similar recently? ==4022024== Invalid read of size 4 ==4022024==    at 0xF961266: dmumps_dr_assemble_local (dsol_distrhs.F:301) ==4022024==    by 0xF961266: dmumps_scatter_dist_rhs_ (dsol_distrhs.F:169) ==4022024==    by 0xF952669: dmumps_solve_driver_ (dsol_driver.F:3677) ==4022024==    by 0xF8CA64A: dmumps_ (dmumps_driver.F:2035) ==4022024==    by 0xF85E12B: dmumps_f77_ (dmumps_f77.F:291) ==4022024==    by 0xF85C30E: dmumps_c (mumps_c.c:485) ==4022024==    by 0xEBA8E56: MatSolve_MUMPS (mumps.c:1493) ==4022024==    by 0xEE85D97: MatSolve (matrix.c:3631) ==4022024==    by 0xF31B060: PCApply_LU (lu.c:169) ==4022024==    by 0xF50FD3B: PCApply (precon.c:486) ==4022024==    by 0xF511204: PCApplyBAorAB (precon.c:756) ==4022024==    by 0xF51C5F0: KSP_PCApplyBAorAB (kspimpl.h:443) ==4022024==    by 0xF51C5F0: KSPGMRESCycle (gmres.c:146) ==4022024==    by 0xF51C5F0: KSPSolve_GMRES (gmres.c:227) ==4022024==    by 0xF5F339D: KSPSolve_Private (itfunc.c:910) ==4022024==  Address 0x308b338c is 4 bytes before a block of size 1 alloc'd ==4022024==    at 0x4C37135: malloc (vg_replace_malloc.c:381) ==4022024==    by 0xF960E93: dmumps_scatter_dist_rhs_ (dsol_distrhs.F:139) ==4022024==    by 0xF952669: dmumps_solve_driver_ (dsol_driver.F:3677) ==4022024==    by 0xF8CA64A: dmumps_ (dmumps_driver.F:2035) ==4022024==    by 0xF85E12B: dmumps_f77_ (dmumps_f77.F:291) ==4022024==    by 0xF85C30E: dmumps_c (mumps_c.c:485) ==4022024==    by 0xEBA8E56: MatSolve_MUMPS (mumps.c:1493) ==4022024==    by 0xEE85D97: MatSolve (matrix.c:3631) ==4022024==    by 0xF31B060: PCApply_LU (lu.c:169) ==4022024==    by 0xF50FD3B: PCApply (precon.c:486) ==4022024==    by 0xF511204: PCApplyBAorAB (precon.c:756) ==4022024==    by 0xF51C5F0: KSP_PCApplyBAorAB (kspimpl.h:443) ==4022024==    by 0xF51C5F0: KSPGMRESCycle (gmres.c:146) ==4022024==    by 0xF51C5F0: KSPSolve_GMRES (gmres.c:227)