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Date: Fri, 21 Jan 2011 08:12:26 +0100 From: Eric Dumazet <eric.dumazet@...il.com> To: Jamie Heilman <jamie@...ible.transient.net> Cc: linux-kernel@...r.kernel.org, netdev@...r.kernel.org Subject: Re: 2.6.38-rc1: arp triggers RTNL assertion Le jeudi 20 janvier 2011 à 22:17 -0800, Jamie Heilman a écrit : > With 2.6.38-rc1 when I run: arp -Ds 192.168.2.41 eth0 pub > I see: > > RTNL: assertion failed at net/core/neighbour.c (589) > Pid: 2330, comm: arp Not tainted 2.6.38-rc1-00132-g8d99641-dirty #1 > Call Trace: > [<c11ed339>] ? pneigh_lookup+0xc3/0x168 > [<c1219f27>] ? arp_req_set+0x86/0x1d5 > [<c11e74b5>] ? dev_get_by_name_rcu+0x72/0x7f > [<c121a1a3>] ? arp_ioctl+0x12d/0x22e > [<c121dfeb>] ? inet_ioctl+0x82/0xa7 > [<c11d8ffc>] ? sock_ioctl+0x1b7/0x1db > [<c11d8e45>] ? sock_ioctl+0x0/0x1db > [<c108f02f>] ? do_vfs_ioctl+0x47c/0x4c5 > [<c101803c>] ? do_page_fault+0x315/0x341 > [<c11daaf3>] ? sys_socket+0x44/0x5a > [<c11dab71>] ? sys_socketcall+0x68/0x270 > [<c108f0ab>] ? sys_ioctl+0x33/0x4b > [<c1002897>] ? sysenter_do_call+0x12/0x26 > > Figured I'd Cc Eric as this could be related to commit 941666c2, > "net: RCU conversion of dev_getbyhwaddr() and arp_ioctl()" > > Config attached, just in case (the uncommited change, in the tree this > kernel was built from, is just Chuck Lever's recent nfs3xdr.c patch). Thanks for the report, I am looking at this right now. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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