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FreeBSD lock order reversal (LOR) #247

ID 247
state unknown
responsible
reported first 2004-10-27
reported last
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LOR
lock order reversal
 1st 0xc06c90c0 dont_sleep_in_callout (dont_sleep_in_callout) @ sys/kern/kern_timeout.c:257
 2nd 0xc06c75a0 Giant (Giant) @ sys/modules/ndis/../../compat/ndis/subr_ntoskrnl.c:1647
		
KDB: stack backtrace:
kdb_backtrace(0,ffffffff,c06cf7c0,c06d06e8,c069a2dc) at kdb_backtrace+0x29
witness_checkorder(c06c75a0,9,c0d0a5f2,66f) at witness_checkorder+0x544
_mtx_lock_flags(c06c75a0,0,c0d0a5f2,66f,c1fd3360) at _mtx_lock_flags+0x5b
ntoskrnl_timercall(c1fd3360,c06c90c0,0,c0665fbd,101) at ntoskrnl_timercall+0x98
softclock(0) at softclock+0x1af
ithread_loop(c1d8fc80,d55e8d48,c1d8fc80,c04e6160,0) at ithread_loop+0x124
fork_exit(c04e6160,c1d8fc80,d55e8d48) at fork_exit+0xa4
fork_trampoline() at fork_trampoline+0x8
--- trap 0x1, eip = 0, esp = 0xd55e8d7c, ebp = 0 ---
		
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