Solaris 10 and 11 might panic in page_unlock (Doc ID 1943418.1)

Last updated on JULY 29, 2016

Applies to:

Solaris Operating System - Version 10 3/05 to 11.1 [Release 10.0 to 11.0]
Oracle Solaris on x86-64 (64-bit)
Oracle Solaris on SPARC (64-bit)

Symptoms

Systems running Solaris 10 or Solaris 11 may panic with a panic messages similar to the following:

panic[cpu10]/thread=2a1086c9c60:
page_unlock: page 300817d1800 is not locked


000002a1086c94b0 genunix:spt_ppa_destroy_task+84 (4090b0, 440000, 2a10d3b72a0, 2
a1086c9618, 2000000, 2)
  %l0-3: 0000000000000003 0000000000008000 00000000000090b1 0000000000000002
  %l4-7: 00001000f7788900 0000000000812160 0000100136848580 0000100134800000
000002a1086c9560 genunix:vmtask_task+7c (2a10d3b7190, 2a1086c9618, 0, 400000, 10
0192e6b520, 440000)
  %l0-3: 000002a10d3b71b0 00000000106a5000 0000000000000000 00000000100dc668
  %l4-7: 00001000d21c87a8 0000000000000002 0000000000000000 0000000000140001
000002a1086c9620 genunix:taskq_thread+3e0 (3610178da6e0ec, 1000d21c87a8, 361017b
7a87298, 1000d21c87da, 1000d21c87dc, 100159388150)
  %l0-3: 0000000000080000 0000000000010000 00001000d21c87d8 0000000000000009
  %l4-7: 00001000d21c87c8 00001000d21c8818 00001000d21c87d0 00000000fffeffff

Cause

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