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Bug ID 6708657
Synopsis assertion failed: !(kmflags & 0x0001) in dcnode_constructor
State 10-Fix Delivered (Fix available in build)
Category:Subcategory kernel:other
Keywords
Responsible Engineer Tom Erickson
Reported Against
Duplicate Of
Introduced In
Commit to Fix snv_91
Fixed In snv_91
Release Fixed solaris_nevada(snv_91)
Related Bugs 6521412 , 6710354
Submit Date 29-May-2008
Last Update Date 4-June-2008
Description
panic[cpu3]/thread=2a10000fca0:
assertion failed: !(kmflags & 0x0001), file:
../../common/fs/dcfs/dc_vnops.c, li
ne: 758


000002a10000f700 genunix:assfail+78 (7be9bee0, 7be9be10, 2f6, 1853800,
136a000,
0)
  %l0-3: 00000000f4eef4ee 00000000f4eef400 feedfacefeedface 00000000012c2d2c
  %l4-7: 00000000deadbeef 0000000000000000 00000000018a2400 0000000000000000
000002a10000f7b0 dcfs:dcnode_constructor+1c (6002006f8f8, 0, 1, 6002006f950,
0,
deadbeefdeadbeef)
  %l0-3: 00000300297087c8 0000000000000023 0000001800801be3 000000000000003f
  %l4-7: 0000000000000006 000000007be9bc00 000000007be9bc00 0000000000002000
000002a10000f860 genunix:kmem_cache_alloc_debug+388 (300296fa9e0,
6002006f8f8, 1
, 0, 128b79c, 6002006f950)
  %l0-3: 00000000baddc800 000000007be9b018 00000300297087c8 00000000f4eef4ee
  %l4-7: 00000000baddcafe 0000000000000000 0000000001881400 00000300dd9e7326
000002a10000f910 genunix:kmem_check_destructor+74 (300296fa9e0, 6002006f8f8,
1364000, 7be9b0a8, 20f, 1893800)
  %l0-3: 0000000000000001 0000000000000001 0000000000000000 0000000000000001
  %l4-7: 0000000000000000 0000000001363800 000000000137e000 0000000000000064
000002a10000f9c0 genunix:taskq_thread+1f0 (60020011ef8, 60020011f50,
2a10000fa8a
, 2a10000fa88, 1dbc2ee5e4, 1dbc2ee774)
  %l0-3: ffffffffffffffff 0000000000000000 0000060020011f28 0000060020011f20
  %l4-7: 000006002001c198 0000060020011f18 0000060020011f2a 0000000000010000

The ASSERT is triggered because kmem_check_destructor() calls
kmem_cache_alloc_debug() with KM_NOSLEEP flag which is passed to
dcnode_constructor()
Work Around
N/A
Comments
N/A