From owner-freebsd-current@freebsd.org Wed Sep 19 20:02:38 2018 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 9706C10A5618 for ; Wed, 19 Sep 2018 20:02:38 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (troutmask.apl.washington.edu [128.95.76.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "troutmask", Issuer "troutmask" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 3A68F9016A for ; Wed, 19 Sep 2018 20:02:38 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (localhost [127.0.0.1]) by troutmask.apl.washington.edu (8.15.2/8.15.2) with ESMTPS id w8JK1qiJ001191 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO) for ; Wed, 19 Sep 2018 13:01:52 -0700 (PDT) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.15.2/8.15.2/Submit) id w8JK1qHP001190 for freebsd-current@freebsd.org; Wed, 19 Sep 2018 13:01:52 -0700 (PDT) (envelope-from sgk) Date: Wed, 19 Sep 2018 13:01:52 -0700 From: Steve Kargl To: freebsd-current@freebsd.org Subject: ALPHA4 panic in VM Message-ID: <20180919200152.GA1164@troutmask.apl.washington.edu> Reply-To: sgk@troutmask.apl.washington.edu MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.27 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, 19 Sep 2018 20:02:38 -0000 I have the kernel and core file if more information is needed. % cat info.2 Dump header from device: /dev/ada0p3 Architecture: amd64 Architecture Version: 2 Dump Length: 2348281856 Blocksize: 512 Compression: none Dumptime: Wed Sep 19 12:29:59 2018 Hostname: troutmask.apl.washington.edu Magic: FreeBSD Kernel Dump Version String: FreeBSD 12.0-ALPHA4 #0 r338505: Thu Sep 6 13:45:34 PDT 2018 kargl@troutmask.apl.washington.edu:/usr/obj/usr/src/amd64.amd64/sys/SPEW Panic String: page fault Dump Parity: 2676008548 Bounds: 2 Dump Status: good % more core.txt.2 Fatal trap 12: page fault while in kernel mode cpuid = 1; apic id = 11 fault virtual address = 0xffffb8000719a428 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff808213ab stack pointer = 0x28:0xfffffe0099d0b710 frame pointer = 0x28:0xfffffe0099d0b730 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 65343 (Web Content) trap number = 12 panic: page fault cpuid = 1 time = 1537385399 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe0099d0b3c0 vpanic() at vpanic+0x1a3/frame 0xfffffe0099d0b420 panic() at panic+0x43/frame 0xfffffe0099d0b480 trap_fatal() at trap_fatal+0x35f/frame 0xfffffe0099d0b4d0 trap_pfault() at trap_pfault+0x49/frame 0xfffffe0099d0b530 trap() at trap+0x2a3/frame 0xfffffe0099d0b640 calltrap() at calltrap+0x8/frame 0xfffffe0099d0b640 --- trap 0xc, rip = 0xffffffff808213ab, rsp = 0xfffffe0099d0b710, rbp = 0xfffffe0099d0b730 --- swap_release_by_cred() at swap_release_by_cred+0x1b/frame 0xfffffe0099d0b730 vm_object_terminate() at vm_object_terminate+0x27d/frame 0xfffffe0099d0b780 vm_object_deallocate() at vm_object_deallocate+0x457/frame 0xfffffe0099d0b7e0 _vm_map_unlock() at _vm_map_unlock+0xb9/frame 0xfffffe0099d0b800 vm_map_remove() at vm_map_remove+0x99/frame 0xfffffe0099d0b830 vmspace_exit() at vmspace_exit+0xcd/frame 0xfffffe0099d0b870 exit1() at exit1+0x4ab/frame 0xfffffe0099d0b8e0 sys_sys_exit() at sys_sys_exit+0xd/frame 0xfffffe0099d0b8f0 amd64_syscall() at amd64_syscall+0x219/frame 0xfffffe0099d0ba30 fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe0099d0ba30 --- syscall (1, FreeBSD ELF64, sys_sys_exit), rip = 0x2013433da, rsp = 0x7fffffffdc98, rbp = 0x3 --- Uptime: 12d22h19m36s __curthread () at ./machine/pcpu.h:230 230 __asm("movq %%gs:%1,%0" : "=r" (td) (kgdb) #0 __curthread () at ./machine/pcpu.h:230 #1 doadump (textdump=1) at /usr/src/sys/kern/kern_shutdown.c:366 #2 0xffffffff805c595b in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:446 #3 0xffffffff805c5d93 in vpanic (fmt=, ap=0xfffffe0099d0b460) at /usr/src/sys/kern/kern_shutdown.c:872 #4 0xffffffff805c5b83 in panic (fmt=) at /usr/src/sys/kern/kern_shutdown.c:799 #5 0xffffffff8087cd7f in trap_fatal (frame=0xfffffe0099d0b650, eva=18446664908991472680) at /usr/src/sys/amd64/amd64/trap.c:928 #6 0xffffffff8087cdd9 in trap_pfault (frame=0xfffffe0099d0b650, usermode=0) at /usr/src/sys/amd64/amd64/trap.c:760 #7 0xffffffff8087c483 in trap (frame=0xfffffe0099d0b650) at /usr/src/sys/amd64/amd64/trap.c:441 #8 #9 0xffffffff808213ab in swap_release_by_cred (decr=28672, cred=0xffffb8000719a400) at /usr/src/sys/vm/swap_pager.c:296 #10 0xffffffff8083e07d in vm_object_destroy (object=) at /usr/src/sys/vm/vm_object.c:703 #11 vm_object_terminate (object=0xfffff807cecf7400) at /usr/src/sys/vm/vm_object.c:836 #12 0xffffffff8083d357 in vm_object_deallocate (object=0xfffff807cecf7400) at /usr/src/sys/vm/vm_object.c:684 #13 0xffffffff80833459 in vm_map_entry_deallocate ( system_map=, entry=) at /usr/src/sys/vm/vm_map.c:3001 #14 vm_map_process_deferred () at /usr/src/sys/vm/vm_map.c:541 #15 _vm_map_unlock (map=, file=, line=) at /usr/src/sys/vm/vm_map.c:554 #16 0xffffffff80837989 in vm_map_remove (map=0xfffff8019c580000, start=4096, end=140737488355328) at /usr/src/sys/vm/vm_map.c:3199 #17 0xffffffff8083322d in vmspace_dofree (vm=) at /usr/src/sys/vm/vm_map.c:342 #18 vmspace_exit (td=0xfffff80007524000) at /usr/src/sys/vm/vm_map.c:423 #19 0xffffffff8058c7ab in exit1 (td=0xfffff80007524000, rval=, signo=) at /usr/src/sys/kern/kern_exit.c:402 #20 0xffffffff8058c2fd in sys_sys_exit (td=0x7000, uap=) at /usr/src/sys/kern/kern_exit.c:180 #21 0xffffffff8087d609 in syscallenter (td=0xfffff80007524000) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:135 #22 amd64_syscall (td=0xfffff80007524000, traced=0) at /usr/src/sys/amd64/amd64/trap.c:1043 #23 #24 0x00000002013433da in ?? () -- Steve