From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F9DAC433E0 for ; Fri, 5 Feb 2021 22:05:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0279D64F95 for ; Fri, 5 Feb 2021 22:05:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232861AbhBEWEK (ORCPT ); Fri, 5 Feb 2021 17:04:10 -0500 Received: from mail-io1-f70.google.com ([209.85.166.70]:50344 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232842AbhBEOyd (ORCPT ); Fri, 5 Feb 2021 09:54:33 -0500 Received: by mail-io1-f70.google.com with SMTP id w15so6691898ioa.17 for ; Fri, 05 Feb 2021 08:33:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=QLMdobwI21unXJ8AaGTczEYpBIwx778vxux7MxwfKw0=; b=MKb6Nrt0bRny8i38LJYPxDyIeZ8By8AnGXLuX18kuzvuBqUYDx174UfLDwZusrXakR rtUvsIV6/mYA6XyJ+xXfVwO7VSED2czgib93yI1L70hSIQgY9mNubLqHjAFDkgdSV5M1 BC22CgvbPOZ0WzTi0Ld7EnNpvYYD3MmS05txD8PWViayo9vQZOPbcjHBrfR7ft5IwPLa qaM15DoDcUPilp0xYxpQt+RwSdcVp3piI4kSjz/TIieayDVgZK0xN6Yl+DCMtUUA8KDg R99BsVOdHh4fVD3HDedEXRGWN3ZnUGTnnICC2wi6yLZNRA7U5hfKgUb2H4AgkiaqhShO eOQA== X-Gm-Message-State: AOAM530egcIiHZ9cIG2rdwyooyIaJqrqhOLZGBQR2OL4YCrl0h4h8t/8 rF8+E+MdBrpRIZrWJqs9s+V5od6eqWH9OGaA5Q9wiCz0G1KJ X-Google-Smtp-Source: ABdhPJyTtj4JqxehYsbh8pCYlMZ6/g0siakHPFrYyRm/sexT0ghMwTNzvGcpEC0Nkz3MBf7DcpcR+YRs+wRZI/JNemcN6W8vEBul MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1d88:: with SMTP id h8mr3911422ila.43.1612538416459; Fri, 05 Feb 2021 07:20:16 -0800 (PST) Date: Fri, 05 Feb 2021 07:20:16 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007ff56205ba985b60@google.com> Subject: general protection fault in vmx_vcpu_run (2) From: syzbot To: bp@alien8.de, hpa@zytor.com, jmattson@google.com, joro@8bytes.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, pbonzini@redhat.com, seanjc@google.com, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, vkuznets@redhat.com, wanpengli@tencent.com, x86@kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: aa2b8820 Add linux-next specific files for 20210205 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=13d27b54d00000 kernel config: https://syzkaller.appspot.com/x/.config?x=15c41e44a64aa1a5 dashboard link: https://syzkaller.appspot.com/bug?extid=42a71c84ef04577f1aef Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+42a71c84ef04577f1aef@syzkaller.appspotmail.com general protection fault, probably for non-canonical address 0xdffffc0000001e26: 0000 [#1] PREEMPT SMP KASAN KASAN: probably user-memory-access in range [0x000000000000f130-0x000000000000f137] CPU: 0 PID: 18290 Comm: syz-executor.0 Not tainted 5.11.0-rc6-next-20210205-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:atomic_switch_perf_msrs arch/x86/kvm/vmx/vmx.c:6527 [inline] RIP: 0010:vmx_vcpu_run+0x538/0x2740 arch/x86/kvm/vmx/vmx.c:6698 Code: 8a 55 00 39 eb 0f 8d fd 00 00 00 e8 42 85 55 00 48 8b 0c 24 48 63 c3 48 8d 04 40 48 8d 2c c1 48 8d 7d 08 48 89 f8 48 c1 e8 03 <42> 80 3c 38 00 0f 85 05 1d 00 00 48 8d 7d 10 4c 8b 6d 08 48 89 f8 RSP: 0018:ffffc9000238fb00 EFLAGS: 00010003 RAX: 0000000000001e26 RBX: 0000000000000000 RCX: 000000000000f12e RDX: 0000000000040000 RSI: ffffffff811d679e RDI: 000000000000f136 RBP: 000000000000f12e R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff811d675e R11: 0000000000000000 R12: ffff88806d8ba4d0 R13: ffff88806d8ba520 R14: ffff88806d8b8000 R15: dffffc0000000000 FS: 00007f1a30eaf700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1a30ece6b8 CR3: 000000001c387000 CR4: 00000000001526f0 Call Trace: vcpu_enter_guest+0x103d/0x3f90 arch/x86/kvm/x86.c:9015 vcpu_run arch/x86/kvm/x86.c:9155 [inline] kvm_arch_vcpu_ioctl_run+0x440/0x1980 arch/x86/kvm/x86.c:9382 kvm_vcpu_ioctl+0x467/0xd90 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3283 vfs_ioctl fs/ioctl.c:48 [inline] __do_sys_ioctl fs/ioctl.c:753 [inline] __se_sys_ioctl fs/ioctl.c:739 [inline] __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:739 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x465b09 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1a30eaf188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 000000000056c008 RCX: 0000000000465b09 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000007 RBP: 00000000004b069f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056c008 R13: 00007ffde3d7a22f R14: 00007f1a30eaf300 R15: 0000000000022000 Modules linked in: ---[ end trace 7085899e9678fd16 ]--- RIP: 0010:atomic_switch_perf_msrs arch/x86/kvm/vmx/vmx.c:6527 [inline] RIP: 0010:vmx_vcpu_run+0x538/0x2740 arch/x86/kvm/vmx/vmx.c:6698 Code: 8a 55 00 39 eb 0f 8d fd 00 00 00 e8 42 85 55 00 48 8b 0c 24 48 63 c3 48 8d 04 40 48 8d 2c c1 48 8d 7d 08 48 89 f8 48 c1 e8 03 <42> 80 3c 38 00 0f 85 05 1d 00 00 48 8d 7d 10 4c 8b 6d 08 48 89 f8 RSP: 0018:ffffc9000238fb00 EFLAGS: 00010003 RAX: 0000000000001e26 RBX: 0000000000000000 RCX: 000000000000f12e RDX: 0000000000040000 RSI: ffffffff811d679e RDI: 000000000000f136 RBP: 000000000000f12e R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff811d675e R11: 0000000000000000 R12: ffff88806d8ba4d0 R13: ffff88806d8ba520 R14: ffff88806d8b8000 R15: dffffc0000000000 FS: 00007f1a30eaf700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1a30ece6b8 CR3: 000000001c387000 CR4: 00000000001526f0 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.