From nobody Thu Apr 2 01:27:40 2026 Received: from mail-oi1-f200.google.com (mail-oi1-f200.google.com [209.85.167.200]) (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 91E6D34DB7F for ; Sun, 15 Mar 2026 13:58:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.200 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773583134; cv=none; b=NIT3+OqjPzEbtz951SyjPA1oslmmchDOJWo5dmG5O5WkVWHx2QLy9LaRMlaJCwnMSkVnbtUQaN456i96XosBR3v8QOEkfy6cay3w8XHEzDS9QEGhCkCzazzSdGqkwxv7lfzWyn9jIv//bhxJbM+/CjkA3owFalIzNGytH2DAv3Y= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773583134; c=relaxed/simple; bh=e5s9y3PbBSF+2J3ofE8OE5fAVYa8kVO2oR34L2W/WyM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=WQRvKIWnEAy621WANEcbblag+fROlXfWoFQFweHPpv19o7EUmgFHD2pHbeEW4nWxNj5s/YVBLbzqO9dnf1JwvJmSCKI+Iexc+ZW4a5ESHtmGef6wka0HSm9xiyuPgAKSaT06I4K05Duo2LQResvCFeJmkQLx4Ybl843DOjQPh8Q= 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=209.85.167.200 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-oi1-f200.google.com with SMTP id 5614622812f47-46705762d7eso14319740b6e.2 for ; Sun, 15 Mar 2026 06:58:53 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1773583132; x=1774187932; 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=eksQJ+x2dWpRTx9KRxwvfagvsJwlnbV9UNrqLBxUWw4=; b=owLLegRf14dSkiQhBl6saW96NHlRXMk2sy9sNBtzEK/OkThhcnQCUA1i3FoHx9of3o Gziz3vfpOkMYcAwX45LnKv6qxH32AFLNdk33D9b9xk6l1DPWQenxRiNFSD3bOg8t/k+0 rJwfonaNAHJzrC9sHSnzcPsnpibMTtcxXfLKgjkN54NXOjq/H3CkuMY6/kWuObGBEA/0 HYWCUf5EaOK9fE2+o97tbzoipz7HMRgQrfzrTuJiTbqqAcvDC9Iqs5FT9cB0XyQxFZLi IJ/ipcbz7Zisim3Pw3fvHrKd2hi4OeYmUg582/QnM0H1iubMsiyeZQ787+AzMl+PI03D J+6Q== X-Gm-Message-State: AOJu0YyEyNSIk6OLbe/N02F7N4gYp5GpGB/rnTRfoqm81jUipj4XzTEH nqku88s7uzfCcB/RHezK5Duqxasv6bxdpIVVY2deWki5uD1QImND5iUvPO7cFveh5v0avMBQbX2 NnYN5+B/6eO1oMOajQAcJnU3yJlB3xw0ArIQvNngxlRD7H1mX0fknil4tOpI= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:c2bc:b0:467:14c7:a8ba with SMTP id 5614622812f47-467572ef186mr5344998b6e.32.1773583132607; Sun, 15 Mar 2026 06:58:52 -0700 (PDT) Date: Sun, 15 Mar 2026 06:58:52 -0700 In-Reply-To: <673f4bbc.050a0220.3c9d61.0174.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69b6bb1c.050a0220.248e02.00fc.GAE@google.com> Subject: Forwarded: From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com. *** Subject:=20 Author: klnm1908v@gmail.com #syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master diff --git a/arch/x86/kvm/xen.c b/arch/x86/kvm/xen.c index 91fd3673c09a..e588a188f50a 100644 --- a/arch/x86/kvm/xen.c +++ b/arch/x86/kvm/xen.c @@ -126,23 +126,10 @@ static enum hrtimer_restart xen_timer_callback(struct hrtimer *timer) { struct kvm_vcpu *vcpu =3D container_of(timer, struct kvm_vcpu, arch.xen.timer); - struct kvm_xen_evtchn e; - int rc; if (atomic_read(&vcpu->arch.xen.timer_pending)) return HRTIMER_NORESTART; - e.vcpu_id =3D vcpu->vcpu_id; - e.vcpu_idx =3D vcpu->vcpu_idx; - e.port =3D vcpu->arch.xen.timer_virq; - e.priority =3D KVM_IRQ_ROUTING_XEN_EVTCHN_PRIO_2LEVEL; - - rc =3D kvm_xen_set_evtchn_fast(&e, vcpu->kvm); - if (rc !=3D -EWOULDBLOCK) { - vcpu->arch.xen.timer_expires =3D 0; - return HRTIMER_NORESTART; - } - atomic_inc(&vcpu->arch.xen.timer_pending); kvm_make_request(KVM_REQ_UNBLOCK, vcpu); kvm_vcpu_kick(vcpu);