Date: Sun, 11 Jun 2006 15:46:35 -0600 From: Brad Waite <freebsd@wcubed.net> To: Kris Kennaway <kris@obsecurity.org> Cc: freebsd-stable@freebsd.org Subject: Re: 6.1-stable hangs and LORs Message-ID: <448C8F3B.5020806@wcubed.net> In-Reply-To: <20060611213635.GA35430@xor.obsecurity.org> References: <448C5C41.10302@wcubed.net> <20060611213635.GA35430@xor.obsecurity.org>
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Kris Kennaway wrote: > We need to know the LOR before anyone can tell what is going wrong ;-) Ask and you will receive: lock order reversal: 1st 0xc077a440 pf task mtx (pf task mtx) @ /usr/src/sys/contrib/pf/net/pf.c:6331 2nd 0xc07d3fac tcp (tcp) @ /usr/src/sys/contrib/pf/net/pf.c:2719 KDB: stack backtrace: witness_checkorder(c07d3fac,9,c06fd2f7,a9f) at witness_checkorder+0x55c _mtx_lock_flags(c07d3fac,0,c06fd2f7,a9f,c07d3fac) at _mtx_lock_flags+0x40 pf_socket_lookup(e35ccacc,e35ccad0,1,e35ccb8c,0) at pf_socket_lookup+0x103 pf_test_tcp(e35ccb3c,e35ccb34,1,c4d3e400,c5027c00,14,c5032810,e35ccb8c,e35ccb40,e35ccb44,0,0) at pf_test_tcp+0x10d6 pf_test(1,c4ba3c00,e35ccc2c,0,0) at pf_test+0xb77 pf_check_in(0,e35ccc2c,c4ba3c00,1,0) at pf_check_in+0x37 pfil_run_hooks(c07d3b60,e35ccccc,c4ba3c00,1,0) at pfil_run_hooks+0xee ip_input(c5027c00,18,c07d3138,e35cccec,c05dcd63) at ip_input+0x1b2 netisr_processqueue(c4b24500,c4b28000,0,e35ccd0c,c055877b) at netisr_processqueue+0xf swi_net(0,c4b28038,c4ad6d80,c0558590,c4ad520c) at swi_net+0x8b ithread_loop(c4ab68d0,e35ccd38,c4ab68d0,c0558590,0) at ithread_loop+0x1eb fork_exit(c0558590,c4ab68d0,e35ccd38) at fork_exit+0x7d fork_trampoline() at fork_trampoline+0x8 --- trap 0x1, eip = 0, esp = 0xe35ccd6c, ebp = 0 ---
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