Date: Sun, 18 Mar 2007 16:11:05 +0300 From: Denis Shaposhnikov <dsh@vlink.ru> To: Lukas Ertl <le@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: ipw(4) freeze CURRENT Message-ID: <45FD3A69.2010207@vlink.ru> In-Reply-To: <45FD1D53.7080608@freebsd.org> References: <45FD10FA.2090103@vlink.ru> <45FD1D53.7080608@freebsd.org>
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On 03/18/07 14:06, Lukas Ertl wrote: > Could you try the attached patch? Thank you! I've tried it and it fixes ipw0: link state changed to UP lock order reversal: 1st 0xc1d8db50 ipw0 (network driver) @ /var/FreeBSD/src/sys/modules/ipw/../../dev/ipw/if_ipw.c:1208 2nd 0xc06c94ac udp (udp) @ /var/FreeBSD/src/sys/netinet/udp_usrreq.c:296 KDB: stack backtrace: db_trace_self_wrapper(c0611a83) at db_trace_self_wrapper+0x25 kdb_backtrace(0,ffffffff,c0689810,c068acd8,c0646844,...) at kdb_backtrace+0x29 witness_checkorder(c06c94ac,9,c061fb61,128) at witness_checkorder+0x586 _mtx_lock_flags(c06c94ac,0,c061fb61,128) at _mtx_lock_flags+0x84 udp_input(c1d98b00,14,c0669380,200a8c0,0,...) at udp_input+0x1e5 ip_input(c1d98b00) at ip_input+0x5c9 netisr_dispatch(2,c1d98b00,0,c1d81c00,c1dc0800,...) at netisr_dispatch+0x58 ether_demux(c1d81c00,c1d98b00,c1d59800,c1d98b00,cc493be0,...) at ether_demux+0x28a ether_input(c1d81c00,c1d98b00,c1d8d004,c1d81c00,c1d59800,...) at ether_input+0x21e ieee80211_deliver_data(c1d98b00,79,cc493c30,c078c2e0,cc493c10,...) at ieee80211_deliver_data+0x74 ieee80211_input(c1d8d004,c1d98b00,c1d59800,3a,0,...) at ieee80211_input+0x9ee ipw_intr(c1d8d000) at ipw_intr+0x44f ithread_execute_handlers(c1d4a480,c1ccd880) at ithread_execute_handlers+0x121 ithread_loop(c1d407e0,cc493d38) at ithread_loop+0x66 fork_exit(c049b5ec,c1d407e0,cc493d38) at fork_exit+0xac fork_trampoline() at fork_trampoline+0x8 --- trap 0, eip = 0, esp = 0xcc493d70, ebp = 0 --- which show me unpatched version of ipw(4). What about stability, I can say it still works. I'll watch for it and post a report on the next weekend. -- DSS5-RIPE DSS-RIPN 2:550/5068@fidonet 2:550/5069@fidonet xmpp:dsh@vlink.ru mailto:dsh@vlink.ru http://neva.vlink.ru/~dsh/
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