Hi all,
Here's another one from src-cur.4972.gz. It's repeatable.
-------------------------------------------------------------------
# ps -ae
lock order reversal
1st 0xc7fe4d08 process lock @ ../../../kern/kern_proc.c:215
2nd 0xc03e6620 Giant @ ../../../kern/subr_trap.c:98
exclusive (sleep mutex) process lock (0xc7fe4d08) locked @
../../../kern/kern_proc.c:215
panic: system call open returning with mutex(s) held
Debugger("panic")
Stopped at Debugger+0x44: pushl %ebx
db> t
Debugger(c0322ffb) at Debugger+0x44
panic(c0345de0,c0327489,bfbfe574,10,bfbffff0) at panic+0x70
syscall(2f,2f,2f,bfbffff0,10) at syscall+0x602
syscall_with_err_pushed() at syscall_with_err_pushed+0x1b
--- syscall (1, FreeBSD ELF, sys_exit), eip = 0x804f404, esp = 0xbfbfe538, ebp =
0xbfbe974 ---
db>
-------------------------------------------------------------------
Also, newest kernel (from src-cur.4973.gz) panics on boot.
-------------------------------------------------------------------
Mounting root from ufs:/dev/ad0s2a
panic: lock (sleep mutex) vnode interlock not locked @ ../../../kern/vfs_default.c:460
Debugger("panic")
Stopped at Debugger+0x44: pushl %ebx
db> t
Debugger(c0321e3b) at Debugger+0x44
panic(c0324e00,c0320e60,c0328ffc,c0328990,1cc) at panic+0x70
witness_unlock(c85e3f2c,8,c0328980,1cc,c85e3f2c,1,c0320e77,f6) at witness_unlock+0x1d0
_mtx_unlock_flags(c85e3f2c,0,c0328980,1cc,c04d0bd0) at _mtx_unlock_flags+0x59
vop_nolock(c04d0be8,c04d0bf8,c021fd56,c04d0be8,c04d0d4c) at vop_nolock+0x24
vop_defaultop(c04d0be8) at vop_defaultop+0x15
vn_lock(c85e3ec0,20002,c03e01e4,c04d0d4c,c1405780) at vn_lock+0xca
ffs_mountfs(c85e3ec0,c1406200,c03e01e4,c0388140,c04d0d4c) at ffs_mountfs+0x7e
ffs_mount(c1406200,0,0,0,c03e01e4) at ffs_mount+0x67
vfs_mountroot_try(c04ad52d,c032858c) at vfs_mountroot_try+0x14e
vfs_mountroot(0,4cdc00,4cd000,0,c012881c) at vfs_mountroot+0x5a
mi_startup() at mi_startup+0x90
begin() at begin+0x43
db>
-------------------------------------------------------------------
Hope this helps,
Haro
=------------------------------------------------------------------------------
_ _ Munehiro (haro) Matsuda
-|- /_\ |_|_| Business Incubation Dept., Kubota Corp.
/|\ |_| |_|_| 1-3 Nihonbashi-Muromachi 3-Chome
Chuo-ku Tokyo 103-8310, Japan
Tel: +81-3-3245-3318 Fax: +81-3-3245-3315
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