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Date: Wed, 20 Apr 2005 11:03:39 +0000
From: Joseph Koshy <joseph.koshy@gmail.com>
To: FreeBSD Current <freebsd-current@freebsd.org>
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Subject: LOR vm_map_insert > vm_map_find
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>From current of the 20th:

# kldload hwpmc
lock order reversal
 1st 0xffffff001eff00f0 system map (system map) @ /home/fcpi/src/sys/vm/vm_=
map.c
:1100
 2nd 0xffffff0013e048c0 vm object (standard object) @
/home/fcpi/src/sys/vm/vm_map.c:897
KDB: stack backtrace:
witness_checkorder() at witness_checkorder+0x5f1
_mtx_lock_flags() at _mtx_lock_flags+0x4a
vm_map_insert() at vm_map_insert+0x115
vm_map_find() at vm_map_find+0x9d
link_elf_load_file() at link_elf_load_file+0x811
linker_load_module() at linker_load_module+0x50e
kldload() at kldload+0xc3
syscall() at syscall+0x4ab
Xfast_syscall() at Xfast_syscall+0xa8
--- syscall (304, FreeBSD ELF64, kldload), rip =3D 0x8006791ac, rsp =3D 0x7=
fffffffeb
38, rbp =3D 0x7fffffffebb0 ---
hwpmc: TSC(1) K8(4)

--=20
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