From owner-freebsd-bugs@freebsd.org Sat Dec 15 20:12:57 2018 Return-Path: Delivered-To: freebsd-bugs@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 76212132C913 for ; Sat, 15 Dec 2018 20:12:57 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 0D08087564 for ; Sat, 15 Dec 2018 20:12:57 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id C4637132C912; Sat, 15 Dec 2018 20:12:56 +0000 (UTC) Delivered-To: bugs@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 85507132C910 for ; Sat, 15 Dec 2018 20:12:56 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 156A28755F for ; Sat, 15 Dec 2018 20:12:56 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id 406F911495 for ; Sat, 15 Dec 2018 20:12:55 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id wBFKCtQf055602 for ; Sat, 15 Dec 2018 20:12:55 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id wBFKCtf2055601 for bugs@FreeBSD.org; Sat, 15 Dec 2018 20:12:55 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 234042] panics on 12.0-RELEASE: swi4: clock(0), instruction pointer 0x0 Date: Sat, 15 Dec 2018 20:12:54 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 12.0-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: mandrews@bit0.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter attachments.created Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 15 Dec 2018 20:12:57 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D234042 Bug ID: 234042 Summary: panics on 12.0-RELEASE: swi4: clock(0), instruction pointer 0x0 Product: Base System Version: 12.0-RELEASE Hardware: amd64 OS: Any Status: New Severity: Affects Some People Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: mandrews@bit0.com Created attachment 200136 --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D200136&action= =3Dedit dmesg.boot Since updating from 11.2 to 12.0-RELEASE, two of our systems have given this same panic a total of three times in the last 24 hours. Usually the instruction pointer is 0, but not always: --- Fatal trap 12: page fault while in kernel mode cpuid =3D 1; apic id =3D 01 fault virtual address =3D 0x0 fault code =3D supervisor read instruction, page not present instruction pointer =3D 0x20:0x0 stack pointer =3D 0x28:0xfffffe0000470a78 frame pointer =3D 0x28:0xfffffe0000470b20 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 12 (swi4: clock (0)) trap number =3D 12 panic: page fault cpuid =3D 1 time =3D 1544894686 KDB: stack backtrace: #0 0xffffffff80be7977 at kdb_backtrace+0x67 #1 0xffffffff80b9b563 at vpanic+0x1a3 #2 0xffffffff80b9b3b3 at panic+0x43 #3 0xffffffff8107496f at trap_fatal+0x35f #4 0xffffffff810749c9 at trap_pfault+0x49 #5 0xffffffff81073fee at trap+0x29e #6 0xffffffff8104f1d5 at calltrap+0x8 #7 0xffffffff80bb5a39 at softclock+0x79 #8 0xffffffff80b5ee17 at ithread_loop+0x1a7 #9 0xffffffff80b5bf33 at fork_exit+0x83 #10 0xffffffff810501be at fork_trampoline+0xe Uptime: 1d18h48m53s --- Fatal trap 12: page fault while in kernel mode cpuid =3D 0; apic id =3D 00 fault virtual address =3D 0x158 fault code =3D supervisor read instruction, page not present instruction pointer =3D 0x20:0x158 stack pointer =3D 0x28:0xfffffe0000470a78 frame pointer =3D 0x28:0xfffffe0000470b20 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 12 (swi4: clock (0)) trap number =3D 12 panic: page fault cpuid =3D 0 time =3D 1544781943 KDB: stack backtrace: #0 0xffffffff80be7977 at kdb_backtrace+0x67 #1 0xffffffff80b9b563 at vpanic+0x1a3 #2 0xffffffff80b9b3b3 at panic+0x43 #3 0xffffffff8107496f at trap_fatal+0x35f #4 0xffffffff810749c9 at trap_pfault+0x49 #5 0xffffffff81073fee at trap+0x29e #6 0xffffffff8104f1d5 at calltrap+0x8 #7 0xffffffff80bb5a39 at softclock+0x79 #8 0xffffffff80b5ee17 at ithread_loop+0x1a7 #9 0xffffffff80b5bf33 at fork_exit+0x83 #10 0xffffffff810501be at fork_trampoline+0xe Uptime: 11h29m48s --- Fatal trap 12: page fault while in kernel mode cpuid =3D 6; apic id =3D 14 fault virtual address =3D 0x0 fault code =3D supervisor read instruction, page not present instruction pointer =3D 0x20:0x0 stack pointer =3D 0x0:0xfffffe0000470a78 frame pointer =3D 0x0:0xfffffe0000470b20 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D interrupt enabled, resume, IOPL =3D 0 current process =3D 12 (swi4: clock (0)) trap number =3D 12 panic: page fault cpuid =3D 6 time =3D 1544887543 KDB: stack backtrace: #0 0xffffffff80be7977 at kdb_backtrace+0x67 #1 0xffffffff80b9b563 at vpanic+0x1a3 #2 0xffffffff80b9b3b3 at panic+0x43 #3 0xffffffff8107496f at trap_fatal+0x35f #4 0xffffffff810749c9 at trap_pfault+0x49 #5 0xffffffff81073fee at trap+0x29e #6 0xffffffff8104f1d5 at calltrap+0x8 #7 0xffffffff80bb5a39 at softclock+0x79 #8 0xffffffff80b5ee17 at ithread_loop+0x1a7 #9 0xffffffff80b5bf33 at fork_exit+0x83 #10 0xffffffff810501be at fork_trampoline+0xe Uptime: 1d5h17m30s --- Both systems are identical (a bit old, though) Supermicro 5016T-MTFB.=20 dmesg.boot from one of them is attached. I don't have dumps of these, for some reason -- I'm looking into why so I c= an capture the next one. --=20 You are receiving this mail because: You are the assignee for the bug.=