Date: Sun, 21 Jun 2009 13:16:58 +0100 From: Kris Kennaway <kris@FreeBSD.org> To: John Baldwin <jhb@freebsd.org> Cc: Doug Rabson <dfr@freebsd.org>, Rick Macklem <rmacklem@uoguelph.ca>, Kip Macy <kmacy@freebsd.org>, freebsd-current@freebsd.org, pav@freebsd.org, current@freebsd.org Subject: Re: hang in rpccon from interrupting NFS operations (Re: pointyhat panic) Message-ID: <4A3E24BA.4080406@FreeBSD.org> In-Reply-To: <4A3E234F.6050403@FreeBSD.org> References: <1242075474.72992.118.camel@hood.oook.cz> <3c1674c90906151408n6febec56m140b089b694f6e13@mail.gmail.com> <20090616073353.GZ33280@droso.net> <200906160812.04284.jhb@freebsd.org> <4A3E234F.6050403@FreeBSD.org>
next in thread | previous in thread | raw e-mail | index | archive | help
Kris Kennaway wrote: > John Baldwin wrote: >> On Tuesday 16 June 2009 3:33:55 am Erwin Lansing wrote: >>> On Mon, Jun 15, 2009 at 02:08:17PM -0700, Kip Macy wrote: >>>> This is from the RPC re-work. I had thought that this was fixed. You >>>> shouldn't see this on the latest -CURRENT, but Doug will have more >>>> details. >>> Any datepoint when these fixes went in? I upgraded pointyhat last month >>> exactly to get the latest fixes in, but could be there were more since >>> then. >> >> You want the socket upcall locking changes in 193272 (committed June >> 1). You will also want subsequent commits to the RPC and NFS code by >> Rick Macklem to close a few more races. I think Rick still has one >> other patch that pho@ is stress testing as well. >> > > Got another deadlock after upgrading. Again, busy NFS volume, and > ^C'ing a recursive find hung in rpccon state: > > db> bt 89596 > Tracing pid 89596 tid 102493 td 0xffffff0089260000 > sched_switch() at sched_switch+0x17c > mi_switch() at mi_switch+0x21d > sleepq_switch() at sleepq_switch+0x123 > sleepq_timedwait() at sleepq_timedwait+0x4d > _sleep() at _sleep+0x301 > clnt_reconnect_call() at clnt_reconnect_call+0x5d3 > nfs_request() at nfs_request+0x225 > nfs_statfs() at nfs_statfs+0x197 > __vfs_statfs() at __vfs_statfs+0x28 > kern_fstatfs() at kern_fstatfs+0x286 > fstatfs() at fstatfs+0x34 > syscall() at syscall+0x1af > Xfast_syscall() at Xfast_syscall+0xd0 > --- syscall (397, FreeBSD ELF64, fstatfs), rip = 0x800726dcc, rsp = > 0x7fffffffe1a8, rbp = 0x1000 --- > > These are mounted with intr, I'll try disabling that next. > > Kris > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" > >
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?4A3E24BA.4080406>