Date: Wed, 21 Nov 2012 23:09:02 -0800 From: Adrian Chadd <adrian@freebsd.org> To: Rui Paulo <rpaulo@freebsd.org> Cc: "<freebsd-net@freebsd.org>" <freebsd-net@freebsd.org>, "Andrey V. Elsukov" <ae@freebsd.org>, Hiroki Sato <hrs@allbsd.org> Subject: Re: LOR in rtsock/ifnet Message-ID: <CAJ-VmonPcxt_J%2BT%2BQ4tSG92DQvK-V_fKToO=jqtZyAPN6oijiA@mail.gmail.com> In-Reply-To: <7C5421B8-9D32-4771-B453-151D9D07A214@FreeBSD.org> References: <7C5421B8-9D32-4771-B453-151D9D07A214@FreeBSD.org>
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I've started seeing this too. We're both running nat/bridge gateways of some sort. Adrian On 21 November 2012 16:31, Rui Paulo <rpaulo@freebsd.org> wrote: > I just started seeing this on r243286. > > lock order reversal: > 1st 0xfffffe0001b40400 if_addr_lock (if_addr_lock) @ /usr/home/rpaulo/freebsd/head/sys/net/rtsock.c:1818 > 2nd 0xffffffff80c693f8 ifnet_rw (ifnet_rw) @ /usr/home/rpaulo/freebsd/head/sys/net/if.c:241 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b > kdb_backtrace() at kdb_backtrace+0x39 > witness_checkorder() at witness_checkorder+0xc37 > __rw_rlock() at __rw_rlock+0x8c > ifnet_byindex() at ifnet_byindex+0x22 > sa6_recoverscope() at sa6_recoverscope+0x7b > rt_msg2() at rt_msg2+0x1a2 > sysctl_rtsock() at sysctl_rtsock+0x68c > sysctl_root() at sysctl_root+0x1d7 > userland_sysctl() at userland_sysctl+0x192 > sys___sysctl() at sys___sysctl+0x74 > amd64_syscall() at amd64_syscall+0x265 > Xfast_syscall() at Xfast_syscall+0xfb > --- syscall (202, FreeBSD ELF64, sys___sysctl), rip = 0x8011813ea, rsp = 0x7fffffffd408, rbp = 0x7fffffffd440 --- > > Regards, > -- > Rui Paulo > > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
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