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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 389D6C433F5 for ; Sat, 25 Dec 2021 16:56:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232369AbhLYQ4S (ORCPT ); Sat, 25 Dec 2021 11:56:18 -0500 Received: from mail-il1-f197.google.com ([209.85.166.197]:45583 "EHLO mail-il1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229914AbhLYQ4Q (ORCPT ); Sat, 25 Dec 2021 11:56:16 -0500 Received: by mail-il1-f197.google.com with SMTP id k14-20020a056e021a8e00b002b4b2388c48so6170169ilv.12 for ; Sat, 25 Dec 2021 08:56:16 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=LZ85zs7UbC00u/OM5zrLGntNtou/HLcWoZgXMiysNFw=; b=YKnM3F/fuHSjdgMKSp869LP/r/M3s5bAxHSR0sxYB9X8l5n9VEsP+qcygzl7eKKAXT 6RhxZbeoJLjplghUhFWnO8UGylWHtyuhrMWoGDCQIAglMdp4K46aOPdQEvMrRQ0vcacs ciE43EOyCDxRWgnLm9ELx6jd6yO1nL+BJmUq0XGdlJhdB8j6VJsniRu1Ruv4SMgcFAvy 6cyRRc9pigHysWvg7Zun8MNEQ620PtQ7myivzhtZpgv66ewQAKWL4micRM4RxW6wlMyJ WlS2qNxHNCSY3nD7cGh0eGdBiHFwLMUtnrS765SRHzZivqPBcqCoI4A3L1H0AMtoj3Yw w5TQ== X-Gm-Message-State: AOAM531o/n/sxiFks3Vc+vksQI3rY14Zs6iGkmvW2kf9oTFG3X2MtoX2 /MOn3ihAs/oYQewdYr0Ocu5r0wdKjA43XMXFhdsRMzVi4ObK X-Google-Smtp-Source: ABdhPJwyhrqW5eugjWkaVTs5R1j1sJSma1SgbZxdpddKB5lcH9YqW/iijN5GYp0iJnaO6aDZfrR1CI6USF2l1c29bK37EKUgHRCc MIME-Version: 1.0 X-Received: by 2002:a05:6638:8:: with SMTP id z8mr5075267jao.199.1640451376043; Sat, 25 Dec 2021 08:56:16 -0800 (PST) Date: Sat, 25 Dec 2021 08:56:16 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008a5baf05d3fb593e@google.com> Subject: [syzbot] WARNING in vmx_queue_exception From: syzbot To: bp@alien8.de, dave.hansen@linux.intel.com, 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: linux-kernel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 6e0567b73052 Merge tag 'for-linus' of git://git.kernel.org.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=128c1adbb00000 kernel config: https://syzkaller.appspot.com/x/.config?x=6104739ac5f067ea dashboard link: https://syzkaller.appspot.com/bug?extid=82112403ace4cbd780d8 compiler: Debian clang version 11.0.1-2, GNU ld (GNU Binutils for Debian) 2.35.2 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+82112403ace4cbd780d8@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 0 PID: 28019 at arch/x86/kvm/vmx/vmx.c:1616 vmx_queue_exception+0x2f2/0x440 arch/x86/kvm/vmx/vmx.c:1616 Modules linked in: CPU: 1 PID: 28019 Comm: syz-executor.5 Not tainted 5.16.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:vmx_queue_exception+0x2f2/0x440 arch/x86/kvm/vmx/vmx.c:1616 Code: 41 5e 41 5f 5d e9 de b3 fd ff e8 79 22 60 00 eb 05 e8 72 22 60 00 48 83 c4 18 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 5e 22 60 00 <0f> 0b e9 78 fe ff ff 89 f9 80 e1 07 38 c1 0f 8c 35 fd ff ff e8 15 RSP: 0018:ffffc90010587450 EFLAGS: 00010287 RAX: ffffffff812469b2 RBX: 0000000000000001 RCX: 0000000000040000 RDX: ffffc900051ea000 RSI: 0000000000001923 RDI: 0000000000001924 RBP: 0000000000000000 R08: ffffffff81246824 R09: ffffed100645904d R10: ffffed100645904d R11: 0000000000000000 R12: ffff8880322c8000 R13: dffffc0000000000 R14: 0000000000000006 R15: 0000000080000006 FS: 00007fe6788f8700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4f4bcd8058 CR3: 0000000087d66000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kvm_inject_exception arch/x86/kvm/x86.c:9071 [inline] inject_pending_event arch/x86/kvm/x86.c:9145 [inline] vcpu_enter_guest+0x19aa/0x9df0 arch/x86/kvm/x86.c:9801 vcpu_run+0x4d3/0xe50 arch/x86/kvm/x86.c:10055 kvm_arch_vcpu_ioctl_run+0x494/0xb20 arch/x86/kvm/x86.c:10250 kvm_vcpu_ioctl+0x894/0xe20 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3727 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl+0xfb/0x170 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fe679fa3e99 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:00007fe6788f8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fe67a0b7030 RCX: 00007fe679fa3e99 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 000000000000000f RBP: 00007fe679ffdff1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe39ef7acf R14: 00007fe6788f8300 R15: 0000000000022000 --- 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.