From owner-freebsd-current@FreeBSD.ORG Wed Jun 20 01:31:02 2012 Return-Path: Delivered-To: current@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id B15BB1065670 for ; Wed, 20 Jun 2012 01:31:02 +0000 (UTC) (envelope-from swills@FreeBSD.org) Received: from mouf.net (mouf.net [IPv6:2607:fc50:0:4400:216:3eff:fe69:33b2]) by mx1.freebsd.org (Postfix) with ESMTP id 6F10B8FC08 for ; Wed, 20 Jun 2012 01:31:02 +0000 (UTC) Received: from meatwad.mouf.net (cpe-024-162-230-236.nc.res.rr.com [24.162.230.236]) (authenticated bits=0) by mouf.net (8.14.4/8.14.4) with ESMTP id q5K1UxvQ008418 (version=TLSv1/SSLv3 cipher=DHE-RSA-CAMELLIA256-SHA bits=256 verify=NOT) for ; Tue, 19 Jun 2012 21:30:59 -0400 (EDT) (envelope-from swills@FreeBSD.org) Message-ID: <4FE127D3.8070502@FreeBSD.org> Date: Tue, 19 Jun 2012 21:30:59 -0400 From: Steve Wills User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:12.0) Gecko/20120604 Thunderbird/12.0.1 MIME-Version: 1.0 To: current@FreeBSD.org X-Enigmail-Version: 1.4.2 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.2.7 (mouf.net [204.109.58.86]); Tue, 19 Jun 2012 21:30:59 -0400 (EDT) X-Virus-Scanned: clamav-milter 0.97.2 at mouf.net X-Virus-Status: Clean Cc: Subject: panic with out of memory X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 20 Jun 2012 01:31:02 -0000 Hi, I just got a panic out of my r237195 system. The panic looks like: Sleeping thread (tid 173153, pid 42034) owns a non-sleepable lock KDB: stack backtrace of thread 173153: sched_switch() at sched_switch+0x28a mi_switch() at mi_switch+0xdf sleepq_timedwait() at sleepq_timedwait+0x3a _sleep() at _sleep+0x266 swp_pager_meta_build() at swp_pager_meta_build+0x259 swap_pager_copy() at swap_pager_copy+0x17b vm_object_collapse() at vm_object_collapse+0x123 vm_object_deallocate() at vm_object_deallocate+0x457 vm_map_process_deferred() at vm_map_process_deferred+0x72 vm_pageout_oom() at vm_pageout_oom+0x180 swp_pager_meta_build() at swp_pager_meta_build+0x248 swap_pager_copy() at swap_pager_copy+0x17b vm_object_collapse() at vm_object_collapse+0x123 vm_object_deallocate() at vm_object_deallocate+0x457 vm_map_process_deferred() at vm_map_process_deferred+0x72 vm_map_remove() at vm_map_remove+0x116 exec_new_vmspace() at exec_new_vmspace+0x1bc exec_elf64_imgact() at exec_elf64_imgact+0x5f4 kern_execve() at kern_execve+0x6f0 sys_execve() at sys_execve+0x37 amd64_syscall() at amd64_syscall+0x351 Xfast_syscall() at Xfast_syscall+0xfb --- syscall (59, FreeBSD ELF64, sys_execve), rip = 0x800d2eddc, rsp = 0x7fffffffd328, rbp = 0x7fffffffd470 --- panic: sleeping thread cpuid = 4 The system was very busy and using lots of swap, but I didn't expect a panic. If any more detail is needed or I should just get more RAM, let me know. :) Thanks, Steve