From owner-freebsd-stable@FreeBSD.ORG Fri Oct 10 12:40:28 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A524C1065693 for ; Fri, 10 Oct 2008 12:40:28 +0000 (UTC) (envelope-from dudu@dudu.ro) Received: from ey-out-2122.google.com (ey-out-2122.google.com [74.125.78.24]) by mx1.freebsd.org (Postfix) with ESMTP id 411D68FC1E for ; Fri, 10 Oct 2008 12:40:28 +0000 (UTC) (envelope-from dudu@dudu.ro) Received: by ey-out-2122.google.com with SMTP id 6so194196eyi.7 for ; Fri, 10 Oct 2008 05:40:26 -0700 (PDT) Received: by 10.103.249.7 with SMTP id b7mr1028879mus.2.1223642426641; Fri, 10 Oct 2008 05:40:26 -0700 (PDT) Received: by 10.103.229.14 with HTTP; Fri, 10 Oct 2008 05:40:26 -0700 (PDT) Message-ID: Date: Fri, 10 Oct 2008 15:40:26 +0300 From: "Vlad GALU" To: freebsd-stable@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline Subject: UDP LOR with the latest RELENG_7 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 10 Oct 2008 12:40:28 -0000 As my kernel had started to lock up periodically and I don't have hands-on access to that machine, I enabled WITNESS. So these started to pop up: -- cut here -- --- syscall (97, FreeBSD ELF64, socket), rip = 0x80070427c, rsp = 0x7fffffffe8c8, rbp = 0x516348 --- uma_zalloc_arg: zone "16" with the following non-sleepable locks held: exclusive rw udp r = 0 (0xffffffff8064c928) locked @ /usr/src/sys/netinet/udp_usrreq.c:1125 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2a witness_warn() at witness_warn+0x241 uma_zalloc_arg() at uma_zalloc_arg+0x290 malloc() at malloc+0x5c getenv() at getenv+0x93 getenv_quad() at getenv_quad+0x13 getenv_int() at getenv_int+0x15 udp_inpcb_init() at udp_inpcb_init+0x1f slab_zalloc() at slab_zalloc+0x1ad uma_zone_slab() at uma_zone_slab+0xb4 uma_zalloc_arg() at uma_zalloc_arg+0x31d in_pcballoc() at in_pcballoc+0x38 udp_attach() at udp_attach+0x57 socreate() at socreate+0x14f socket() at socket+0x8a syscall() at syscall+0x1a9 Xfast_syscall() at Xfast_syscall+0xab --- syscall (97, FreeBSD ELF64, socket), rip = 0x80070427c, rsp = 0x7fffffffe8c8, rbp = 0x516348 --- -- and here -- I tried to see whether bz@ had this one on his page, but his website is currently being migrated and the list of LORs was unavailable. Therefore, sorry if this mail is just noise... -- ~/.signature: no such file or directory