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FreeBSD lock order reversal (LOR) #182

ID 182
state patched
responsible rwatson
reported first 2006-04-05
reported last 2006-04-05
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LOR
lock order reversal:
 1st 0xc493bb10 inp (tcpinp) @ sys/netinet/tcp_input.c:743
 2nd 0xc09bdb8c tcp (tcp) @ sys/netinet/tcp_input.c:616
		
KDB: stack backtrace:
kdb_backtrace(0,ffffffff,c097ef48,c097ef70,c0931524) at kdb_backtrace+0x29
witness_checkorder(c09bdb8c,9,c08afc89,268) at witness_checkorder+0x586
_mtx_lock_flags(c09bdb8c,0,c08afc89,268,0) at _mtx_lock_flags+0x6b
tcp_input(c47f7c00,14,138,30ba8c0,0) at tcp_input+0x432
ip_input(c47f7c00) at ip_input+0x5a6
netisr_processqueue(c09bcdf8) at netisr_processqueue+0x6e
swi_net(0) at swi_net+0xc2
ithread_execute_handlers(c32fd468,c333f100) at ithread_execute_handlers+0xea
ithread_loop(c32c1860,d4422d38) at ithread_loop+0x67
fork_exit(c06592e4,c32c1860,d4422d38) at fork_exit+0xa4
fork_trampoline() at fork_trampoline+0x8
--- trap 0x1, eip = 0, esp = 0xd4422d6c, ebp = 0 ---
		
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