From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DB97F215767 for ; Tue, 10 Dec 2024 09:38:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733823486; cv=none; b=lr/0nfJBh6T/yKdHKG5+NkOXidPysGfoft6cmxt3LPly/Kkz9ww/L2pgFV/tru0MhWiWFN5J95M0EP+Wrrt9osGe50wbJ28w/rIGEUJH3fe41+CVZvf4a+J7Gl6OXBwd+oFfolnhFT9mr8PwcYRUuD5NC+KBMfytcJTQUQtvAiA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733823486; c=relaxed/simple; bh=hnH4kevc6kex4L+RzlRqFCWeJulTQq6H47qyNdG6MMU=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=qJqYdFXqFnT9H+o46xVB3YkeeS9UiOMk/4glkRP4ci9IwVd4v2H7mXYWbYD8DPK4+1CgOZ7CHaBzHICL+uKI/DWZtMfZJYz4UUzRjDvyOwxORCuuH3Wx2zcBbUqbkllK0k4B1qiDvvLGhONYQEKs5TUI3VlHThIdMn7cAUuOpWI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.197 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f197.google.com with SMTP id e9e14a558f8ab-3a7d60252cbso51638565ab.0 for ; Tue, 10 Dec 2024 01:38:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733823484; x=1734428284; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=r0eziENA1csK0hH7tHldiihGt97BRbYtyrISTtW9X48=; b=w+z31uNyMFyWH8gEderyRqIf0j7ctNFRx37SgV49Z5G3/MU5GDzV7hOsuK0mqrkyV7 Tr/PpKaolD9rmGitRmZffP9zj7uoVylYNl+afsvj/fliLOX2vlf21afn8Lj33RXkdFyy IhOJNmu4/oClw/B8GEcFV9LRKsL5ewl+qHQ8OG/n8a/VO/5qHbIe/TrqB1FPkvCTHNVU JHJTMFdkr9PaQNaDKJbT5MdC3I+BFbxOiFZURqCmIilrshR74ia17Pi6aOaO+WJACM23 QPfw3UOT6XA2ESqS56V/7KpSNDdooBHdQkN8Ohw5S/Y1rpYfnLMkDKRZvJ0KQf5g4BnI 6zxA== X-Forwarded-Encrypted: i=1; AJvYcCXNy/KlHURnVHj8dCAoHQFFV8ExTrPRGoiMfxwBmKapuLsC4z4pnK8H1Ul+lWB/IP0R37E=@vger.kernel.org X-Gm-Message-State: AOJu0Yw9HpXFt3q9u2MO4CM4ccefgogwp9qHjsDX608Z/2NsGO6w3HiG uv3NyviCmrthRWowTPXlaDa5renitGSTXLX3xaPJfRGIQlKehe8TrtXDHnyuVIfWa2EdUa4Bgnw n1q9Uj3Nujex0sF+YRBsgp2bTklZ+PsfNofD7eeaIaxQzOpAhatgPiLo= X-Google-Smtp-Source: AGHT+IHIzZV1uS4FARf7vLtejhT9vxSjcap83WYIYeYrAO4ZSQLSUIg6JmKOPCjRtDk7/akheUbpa+jYYegxUly+YlWJRFjvtaQk Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1aa4:b0:3a7:ccb2:e438 with SMTP id e9e14a558f8ab-3a9dd3bc479mr26328655ab.11.1733823484045; Tue, 10 Dec 2024 01:38:04 -0800 (PST) Date: Tue, 10 Dec 2024 01:38:04 -0800 In-Reply-To: <671bc7a7.050a0220.455e8.022a.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67580bfc.050a0220.a30f1.01c7.GAE@google.com> Subject: Re: [syzbot] [kvm?] WARNING in vcpu_run From: syzbot To: bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, 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, x86@kernel.org Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 45405155d876c326da89162b8173b8cc9ab7ed75 Author: Sean Christopherson Date: Fri Jun 7 17:26:09 2024 +0000 KVM: x86: WARN if a vCPU gets a valid wakeup that KVM can't yet inject bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11ac34df980000 start commit: ae90f6a6170d Merge tag 'bpf-fixes' of git://git.kernel.org.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=13ac34df980000 console output: https://syzkaller.appspot.com/x/log.txt?x=15ac34df980000 kernel config: https://syzkaller.appspot.com/x/.config?x=309bb816d40abc28 dashboard link: https://syzkaller.appspot.com/bug?extid=1522459a74d26b0ac33a syz repro: https://syzkaller.appspot.com/x/repro.syz?x=158d0230580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12f8de40580000 Reported-by: syzbot+1522459a74d26b0ac33a@syzkaller.appspotmail.com Fixes: 45405155d876 ("KVM: x86: WARN if a vCPU gets a valid wakeup that KVM can't yet inject") For information about bisection process see: https://goo.gl/tpsmEJ#bisection