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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5FA62C433F5 for ; Mon, 11 Oct 2021 01:55:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2A3FE60ED7 for ; Mon, 11 Oct 2021 01:55:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233290AbhJKB51 (ORCPT ); Sun, 10 Oct 2021 21:57:27 -0400 Received: from mail-il1-f200.google.com ([209.85.166.200]:33783 "EHLO mail-il1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231966AbhJKB5Y (ORCPT ); Sun, 10 Oct 2021 21:57:24 -0400 Received: by mail-il1-f200.google.com with SMTP id r18-20020a056e02109200b0025920bc2e5eso3779650ilj.0 for ; Sun, 10 Oct 2021 18:55:25 -0700 (PDT) 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=7ZWmXtRosd11R+eMYzm/dMutqq1mS8/hGZyM5DX1g1Y=; b=cC1eLhhkj9KpeW/eWRiVvFeDic4fDCZSxg2HtZWRmrSRe822rN/Fs89DGQ4GnPbUqH j7bCcOqPQJMCARfwx2aVrJV64xlY+ZjbEvGfn1pciYVboUIflX4xD8PBFtTLkQdLLd8N N8xVC5KqiYugLym88YS9RsaqAzwpcCuR+1DUEH2XRkO32EWz8k5Y331kktRJGwEylVs5 yhFTk9LdUsOdjg7Pmy32YfN4wsdoFHxxKokr0k6M+6mcRTOhCOhra+MqG8lDWPQkFWbn Mv/iI504s3S2L0i2IGOeWAyUZBbljgLebGBRzskndF1XGmFIoog7dLhN/rmkzuvINtW2 fXNQ== X-Gm-Message-State: AOAM53134bh4T6kcjUBJ/ChWvnDEWTmIj3UqzgCAdW3WCeapLCcFvFJ7 HTXVtqE4K38kkJthn8w8DLJlKunBtjWFfFeA8gqsX719b+ou X-Google-Smtp-Source: ABdhPJyMSob7b+bOs9WwHSpZQMymJ3vzAeFYqtWi4HYgc/J04703lOR8G2wiOf8JFjeiwOVgJ/H4Lda0GWjLl6j6wGw5c/c+5X+3 MIME-Version: 1.0 X-Received: by 2002:a02:c6ca:: with SMTP id r10mr2516414jan.111.1633917324923; Sun, 10 Oct 2021 18:55:24 -0700 (PDT) Date: Sun, 10 Oct 2021 18:55:24 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000be96b305ce0a05cc@google.com> Subject: [syzbot] INFO: timekeeping: Cycle offset (ADDR) is larger than the 'riscv_clocksource' clock's NUM% safety margin (ADDR) From: syzbot To: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com 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: 3ef6ca4f354c checksyscalls: Unconditionally ignore fstat{,.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes console output: https://syzkaller.appspot.com/x/log.txt?x=103dd877300000 kernel config: https://syzkaller.appspot.com/x/.config?x=71a13f26e98bd7ef dashboard link: https://syzkaller.appspot.com/bug?extid=d020c26c953f9819f97d compiler: riscv64-linux-gnu-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1 userspace arch: riscv64 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+d020c26c953f9819f97d@syzkaller.appspotmail.com INFO: timekeeping: Cycle offset (5362492294) is larger than the 'riscv_clocksource' clock's 50% safety margin (4952755080) timekeeping: Your kernel is still fine, but is feeling a bit nervous --- 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.