From owner-freebsd-current@FreeBSD.ORG Wed Jan 21 21:47:07 2015 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id F1C00AD1 for ; Wed, 21 Jan 2015 21:47:06 +0000 (UTC) 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 D6D162AA for ; Wed, 21 Jan 2015 21:47:06 +0000 (UTC) Received: from troutmask.apl.washington.edu (localhost [127.0.0.1]) by troutmask.apl.washington.edu (8.14.9/8.14.9) with ESMTP id t0LLl6BV000954 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO) for ; Wed, 21 Jan 2015 13:47:06 -0800 (PST) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.14.9/8.14.9/Submit) id t0LLl6G0000953 for freebsd-current@freebsd.org; Wed, 21 Jan 2015 13:47:06 -0800 (PST) (envelope-from sgk) Date: Wed, 21 Jan 2015 13:47:06 -0800 From: Steve Kargl To: freebsd-current@freebsd.org Subject: panic in pmap_remove_pages() Message-ID: <20150121214706.GA912@troutmask.apl.washington.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.23 (2014-03-12) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18-1 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, 21 Jan 2015 21:47:07 -0000 Just got this panic. If anyone is interested I have the kenrel and core, so can do some additional poking around. troutmask.apl.washington.edu dumped core - see /var/crash/vmcore.0 Wed Jan 21 13:28:04 PST 2015 FreeBSD troutmask.apl.washington.edu 11.0-CURRENT FreeBSD 11.0-CURRENT #7 r276378M: Mon Dec 29 14:13:57 PST 2014 kargl@troutmask.apl.washington.edu:/data/obj/usr/src/sys/SPEW amd64 panic: general protection fault Unread portion of the kernel message buffer: Fatal trap 9: general protection fault while in kernel mode cpuid = 3; apic id = 13 instruction pointer = 0x20:0xffffffff8079abf9 stack pointer = 0x28:0xfffffe047325e360 frame pointer = 0x28:0xfffffe047325e440 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 = 41779 (z) trap number = 9 panic: general protection fault cpuid = 3 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe047325e020 panic() at panic+0x1c1/frame 0xfffffe047325e0e0 trap_fatal() at trap_fatal+0x396/frame 0xfffffe047325e140 trap() at trap+0x6ce/frame 0xfffffe047325e2a0 calltrap() at calltrap+0x8/frame 0xfffffe047325e2a0 --- trap 0x9, rip = 0xffffffff8079abf9, rsp = 0xfffffe047325e360, rbp = 0xfffffe047325e440 --- pmap_remove_pages() at pmap_remove_pages+0x539/frame 0xfffffe047325e440 exec_new_vmspace() at exec_new_vmspace+0x180/frame 0xfffffe047325e4a0 exec_elf64_imgact() at exec_elf64_imgact+0x6c0/frame 0xfffffe047325e570 kern_execve() at kern_execve+0x484/frame 0xfffffe047325e8c0 sys_execve() at sys_execve+0x35/frame 0xfffffe047325e920 amd64_syscall() at amd64_syscall+0x289/frame 0xfffffe047325ea30 Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe047325ea30 --- syscall (59, FreeBSD ELF64, sys_execve), rip = 0x4251ba, rsp = 0x7ffffe8ebab8, rbp = 0x7ffffe8ec1c0 --- Uptime: 22d22h22m46s #0 doadump (textdump=1) at pcpu.h:219 219 pcpu.h: No such file or directory. in pcpu.h (kgdb) #0 doadump (textdump=1) at pcpu.h:219 #1 0xffffffff80555bd7 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:447 #2 0xffffffff80556040 in panic (fmt=) at /usr/src/sys/kern/kern_shutdown.c:746 #3 0xffffffff807a2986 in trap_fatal (frame=, eva=) at /usr/src/sys/amd64/amd64/trap.c:867 #4 0xffffffff807a25de in trap (frame=) at /usr/src/sys/amd64/amd64/trap.c:201 #5 0xffffffff80787ca3 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:235 #6 0xffffffff8079abf9 in pmap_remove_pages (pmap=0xfffff801c627dec8) at /usr/src/sys/amd64/amd64/pmap.c:5389 #7 0xffffffff8051fa00 in exec_new_vmspace (imgp=0xfffffe047325e6e0, sv=0xffffffff80b3e8e8) at /usr/src/sys/kern/kern_exec.c:1036 #8 0xffffffff804fed20 in exec_elf64_imgact (imgp=0xfffffe047325e6e0) at /usr/src/sys/kern/imgact_elf.c:830 #9 0xffffffff8051e4f4 in kern_execve (td=0xfffff8027588f490, args=0xfffffe047325e8d8, mac_p=0x1da) at /usr/src/sys/kern/kern_exec.c:486 #10 0xffffffff8051de15 in sys_execve (td=, uap=) at /usr/src/sys/kern/kern_exec.c:210 #11 0xffffffff807a3199 in amd64_syscall (td=0xfffff8027588f490, traced=0) at subr_syscall.c:133 #12 0xffffffff80787f8b in Xfast_syscall () at /usr/src/sys/amd64/amd64/exception.S:395 #13 0x00000000004251ba in ?? () -- Steve