port-pmax/54923: pmax test runs fail to complete since Jan 15

[gson%gson.org@localhost (Andreas Gustafsson)]

>Number:         54923
>Category:       port-pmax
>Synopsis:       pmax test runs fail to complete since Jan 15
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    port-pmax-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Feb 02 16:38:24 +0000 2020
>Originator:     Andreas Gustafsson
>Release:        NetBSD-current, source date >= 2020.01.15.18.47.23
>Organization:

>Environment:
System: NetBSD
Architecture: mips
Machine: pmax
>Description:

The pmax tests on the TNF testbed have not completed since these commits:

   2020.01.15.17.55.43 ad src/external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vnops.c 1.55
   2020.01.15.17.55.43 ad src/sys/external/bsd/drm2/dist/drm/drm_gem.c 1.11
   2020.01.15.17.55.43 ad src/sys/external/bsd/drm2/dist/drm/i915/i915_gem.c 1.55
   2020.01.15.17.55.43 ad src/sys/external/bsd/drm2/dist/drm/i915/i915_gem_fence.c 1.6
   2020.01.15.17.55.44 ad src/sys/external/bsd/drm2/include/linux/mm.h 1.10
   2020.01.15.17.55.44 ad src/sys/miscfs/genfs/genfs_io.c 1.84
   2020.01.15.17.55.44 ad src/sys/miscfs/genfs/genfs_node.h 1.23
   2020.01.15.17.55.44 ad src/sys/nfs/nfs_bio.c 1.193
   2020.01.15.17.55.44 ad src/sys/rump/librump/rumpkern/Makefile.rumpkern 1.182
   2020.01.15.17.55.44 ad src/sys/rump/librump/rumpkern/vm.c 1.183
   2020.01.15.17.55.44 ad src/sys/rump/librump/rumpvfs/vm_vfs.c 1.36
   2020.01.15.17.55.44 ad src/sys/sys/cpu_data.h 1.49
   2020.01.15.17.55.44 ad src/sys/ufs/lfs/lfs_pages.c 1.20
   2020.01.15.17.55.44 ad src/sys/ufs/lfs/lfs_segment.c 1.281
   2020.01.15.17.55.44 ad src/sys/ufs/lfs/lfs_vfsops.c 1.368
   2020.01.15.17.55.44 ad src/sys/ufs/lfs/ulfs_inode.c 1.24
   2020.01.15.17.55.44 ad src/sys/ufs/ufs/ufs_inode.c 1.108
   2020.01.15.17.55.45 ad src/sys/uvm/files.uvm 1.33
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_anon.c 1.71
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_aobj.c 1.134
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_bio.c 1.103
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_extern.h 1.219
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_fault.c 1.215
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_loan.c 1.94
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_meter.c 1.74
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_object.c 1.20
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_object.h 1.36
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_page.c 1.224
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_page.h 1.96
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_page_array.c 1.3
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_page_status.c 1.2
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_pager.c 1.120
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_pdaemon.c 1.123
   2020.01.15.17.55.45 ad src/sys/uvm/uvm_vnode.c 1.105
   2020.01.15.17.56.46 ad src/usr.bin/vmstat/vmstat.c 1.235
   2020.01.15.18.45.57 ad src/sys/sys/param.h 1.641
   2020.01.15.18.47.23 ad src/sys/arch/amd64/amd64/locore.S 1.200
   2020.01.15.18.47.23 ad src/sys/arch/i386/i386/locore.S 1.177

The logs I have looked at all ended like this:

  sbin/resize_ffs/t_shrink (534/838): 4 test cases
      shrink_24M_16M_v0_32768: [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8022725c <(no symbol)> ]
  [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8000001c <(no symbol)> ]
  [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8000001c <(no symbol)> ]
  [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8000001c <(no symbol)> ]
  [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8000001c <(no symbol)> ]
  [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8000001c <(no symbol)> ]
  [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8000001c <(no symbol)> ]
  [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8000001c <(no symbol)> ]
  [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8000001c <(no symbol)> ]
  [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8000001c <(no symbol)> ]
  [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8000001c <(no symbol)> ]
  [ warning: LOW reference: vaddr=0x00000000, exception TLBL, pc=0x8000001c <(no symbol)> ]
  (repeat until timeout)

>How-To-Repeat:

>Fix: