From owner-freebsd-bugs@freebsd.org Mon Apr 10 19:07:28 2017 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id E9887D377B3 for ; Mon, 10 Apr 2017 19:07:28 +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 mx1.freebsd.org (Postfix) with ESMTPS id D909B615 for ; Mon, 10 Apr 2017 19:07:28 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id v3AJ7SWY035887 for ; Mon, 10 Apr 2017 19:07:28 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 213155] possible kernel regression when running 11.0-RELEASE on KVM on AMD Opterons Date: Mon, 10 Apr 2017 19:07:28 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 11.0-STABLE X-Bugzilla-Keywords: regression X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: martin@waschbuesch.de X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: 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: 2.1.23 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Apr 2017 19:07:29 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D213155 --- Comment #10 from Martin Waschb=C3=BCsch --- (In reply to Ed Maste from comment #9) I attached gdb from host system and got this output: (gdb) target remote :1234 Remote debugging using :1234 0x0000cb70 in ?? () (gdb) info registers eax 0xf78b 63371 ecx 0xcb66 52070 edx 0xdf00 57088 ebx 0xdf00 57088 esp 0xf7a0 0xf7a0 ebp 0x0 0x0 esi 0xf860 63584 edi 0x0 0 eip 0xcb70 0xcb70 eflags 0x6 [ PF ] cs 0xf000 61440 ss 0xdf00 57088 ds 0xdf00 57088 es 0xdf00 57088 fs 0x0 0 gs 0x0 0 Also, (I don't know if that is helpful), this is the output of qemu-integra= ted monitor: # info registers RAX=3D0000000000000015 RBX=3D000000004b4d564b RCX=3D00000000c0011005 RDX=3D0000000000001022 RSI=3Dffffffff816af46d RDI=3Df000e987f000fea5 RBP=3Dffffffff81a210b0 RSP=3Dffffffff800bff80 R8 =3D0000000000000001 R9 =3D0000000000000000 R10=3Dffffffff816ad760 R11=3D0000000000000000 R12=3D0000000000004000 R13=3Dffffffff81e23f90 R14=3D00000000021b0000 R15=3Dffffffff821a8000 RIP=3Dffffffff80f842f6 RFL=3D00010046 [---Z-P-] CPL=3D0 II=3D0 A20=3D1 SMM= =3D0 HLT=3D0 ES =3D0028 0000000000000000 ffffffff 00a09300 DPL=3D0 DS [-WA] CS =3D0020 0000000000000000 ffffffff 00a09b00 DPL=3D0 CS64 [-RA] SS =3D0028 0000000000000000 ffffffff 00a09300 DPL=3D0 DS [-WA] DS =3D0028 0000000000000000 ffffffff 00a09300 DPL=3D0 DS [-WA] FS =3D0028 0000000000000000 ffffffff 00a09300 DPL=3D0 DS [-WA] GS =3D0028 0000000000000000 ffffffff 00a09300 DPL=3D0 DS [-WA] LDT=3D0000 0000000000000000 0000ffff 00008200 DPL=3D0 LDT TR =3D0038 0000000000005f98 00002067 00008b00 DPL=3D0 TSS64-busy GDT=3D ffffffff81e2a7d0 00000067 IDT=3D ffffffff81d7d540 00000fff CR0=3D80000011 CR2=3D0000000000000000 CR3=3D0000000000058000 CR4=3D00000020 DR0=3D0000000000000000 DR1=3D0000000000000000 DR2=3D0000000000000000 DR3=3D0000000000000000=20 DR6=3D00000000ffff0ff0 DR7=3D0000000000000400 EFER=3D0000000000000500 FCW=3D037f FSW=3D0000 [ST=3D0] FTW=3D00 MXCSR=3D00001f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ou are receiving this mail because: You are the assignee for the bug.=