From mboxrd@z Thu Jan 1 00:00:00 1970 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 C41613F44D7 for ; Tue, 30 Jun 2026 10:54:02 +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=1782816844; cv=none; b=YFGJkbOOcshlfrnQG/u8xtCNS0TtMCb/086SBFaryNQs3P0sw6QVb2S/K3kmS4XA8JuV/zCugSJpR/5nwVTfdHjgZ0fZ4lrZg39HN4E8I23CIRa29K8KvlyerLqqd5OZlQJVaBzchGN8JK9QnHJ04t6cbKBY6zgxUHxqIlQxXyM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782816844; c=relaxed/simple; bh=u/nQQ06ZUGrCHIKEDpjJuPGjaCvS/U+NBNL/kaWyiSs=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=PEZDf98U8fP/TDHJsnogvpgvz91BWh2JUTkqf4F1KxzwdBjjZ837gyidylRmWnRh2uuzEKexKbafnIEspFldSGh61TEKs55TtyYtJjgRYGCdSu6pzizOt8kwCnFAQGWCyQ5Pfx8sUA7aYHqpm7A/2JCxo2pX4V8M4o93xfF2BHM= 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 5614622812f47-495b8120909so3245126b6e.1 for ; Tue, 30 Jun 2026 03:54:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782816842; x=1783421642; 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=xOvLY5XOKQUj9IAPzKDx7kdoYJlNwSxnb8qGVlRxYrE=; b=bfd0t+yi2aOGybFkiXSKHBvZYZdX10xkKL+MX0MkH3RkJZnYVDEZu7G/mnOt2Z6eDj /GumvWdpRAbV3lsI44pTUTOH54gjugiTtJuXUrTuhW+U4rLnNXdY/zMeTUJZgNwaeBsb Gh15JO9dXeeoxByorhCMu8LrtjPEgI6ZokHaE6X2PRTLWoXyQy1CnZzJyHmNcgogBzjf mRSjPOlHuovf1gbMLxVG8Ze88IwaAUS/u5WvUt+ZnR8RbELkhWLMBsgP0COzeQFx8YPV p+oCDugYnJCp7clb72Ps1XSOYREXNZ1rT5+svoQe8rX+4Szumm3gB9t1FxPzLSzSv0sh 3yaw== X-Forwarded-Encrypted: i=1; AFNElJ9faxEH/2FhugDMMa37YoMLqpxbCHmYbnerSxmYDjLmC2u8tGKZPWtSZj9sacdbVOycSqF24LtvNAR8cN0=@vger.kernel.org X-Gm-Message-State: AOJu0YwgcXGgGz3ENfWIafaLwV4S/qhAR4UmuonO4kBmtjYRbEF6Sd0O e3zdcZNZ/sZo28zX1oVEzBYno1ttP/y57E3pVVDeZYgIDeBd8NsvTCqBVAiM6B+JBJzDP6wYFkm 6vicPneCdsO9uGjTRxCBEV+dHWS3W6RVxDkSIMPLqigRJz+rjQxSI1/EYrTs= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:1811:b0:495:f74a:ab20 with SMTP id 5614622812f47-495f74abadcmr939679b6e.19.1782816841898; Tue, 30 Jun 2026 03:54:01 -0700 (PDT) Date: Tue, 30 Jun 2026 03:54:01 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a43a049.ac7367b4.6675.0017.GAE@google.com> Subject: Re: [syzbot] [bpf?] BUG: using smp_processor_id() in preemptible code in bpf_mem_cache_free_rcu From: syzbot To: eadavis@qq.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: lost connection to test machine Tested on: commit: 9b51a615 bpf,fork: wipe ->bpf_storage before bailouts .. git tree: bpf console output: https://syzkaller.appspot.com/x/log.txt?x=14585a61580000 kernel config: https://syzkaller.appspot.com/x/.config?x=86ba763b42fa66a dashboard link: https://syzkaller.appspot.com/bug?extid=fd7e415d891073b83e1f compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=130cedfe580000