panic: softdep_setup_inomapdep: found inode

With GENERIC HEAD from Jul 6 17:05 UTC I got this panic during
background fsck:

panic: softdep_setup_inomapdep: found inode
cpuid = 0
KDB: enter: panic
[thread pid 637 tid 100112 ]
Stopped at      kdb_enter+0x2b: nop
db> where
Tracing pid 637 tid 100112 td 0xc1840a80
kdb_enter(c08530c2) at kdb_enter+0x2b
panic(c086b334,c1b93500,c1c02ad4,cf37682c,c07551bf) at panic+0x14b
softdep_setup_inomapdep(c668370c,...) at softdep_setup_inomapdep+0x45
ffs_nodealloccg(c1c02ad4,4,17007,0,...) at ffs_nodealloccg+0x62f
ffs_hashalloc(c1c02ad4,4,17007,0,81b0) at ffs_hashalloc+0x43
ffs_valloc(c1c09134,81b0,c1b21080,cf3768d4,12b) at ffs_valloc+0xdf
ufs_makeinode(81b0,c1c09134,cf376be0,cf376bf4) at ufs_makeinode+0x53
ufs_create(cf376a64,cf376d04,cf376bcc,cf376b20,c068cd3c) at ufs_create+0x25
VOP_CREATE_APV(c08f1ea0,cf376a64) at VOP_CREATE_APV+0x9b
vn_open_cred(cf376bcc,cf376ccc,1b0,c1b21080,3) at vn_open_cred+0x1a8
vn_open(cf376bcc,cf376ccc,1b0,3,246) at vn_open+0x1e
kern_open(c1840a80,bfbfe930,0,602,1b0) at kern_open+0xb6
open(c1840a80,cf376d04,3,2,216) at open+0x1a
syscall(2804003b,bfbf003b,bfbf003b,2804f288,bfbfeafc) at syscall+0x22f
Xint0x80_syscall() at Xint0x80_syscall+0x1f
--- syscall (5, FreeBSD ELF32, open)

More info at http://www.holm.cc/stress/log/cons138.html. I also have a
KTR dump with KTR_BUF|KTR_VFS.
-- 
Peter Holm