From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f197.google.com (mail-oi1-f197.google.com [209.85.167.197]) (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 BCC17367B84 for ; Tue, 30 Jun 2026 11:22:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782818524; cv=none; b=D8CC1U/R4B1bUZXGb1KvZg7DIefdKw04bO6ow7S0cCY5TWYBPAq70LKuQfHy8yLFcKzSVsgiDLqeiLPBBMIbGjEZY9GEQjq3EyHVmKiPk7eI53utocrH0uOGieJac34XLTtkcEyA5YOv78WIcI6aIaGa7/d6eydvt+CwJXQvpGo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782818524; c=relaxed/simple; bh=kTq26iabC+VXLkKWpCK1cg1V9A8uLgS9Uu094zPJ9Do=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=sGo1ZkKITddYZ69rxv7cNs9GSjI2w4oIO85F/vjoVSUoMsoRfZETU4v126T2zW7lmtksJKO6tW3BqJgMnunZDcoYKEfmPXRyYrXBeAAzxIkDmNGagq7w9DpQnKIJ+tfiyLYaAZxXgxKrxKVpAkMMOhdQQ7dVHCXMHdZ0nl/2rNk= 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=209.85.167.197 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-oi1-f197.google.com with SMTP id 5614622812f47-486055c1c6fso3448713b6e.1 for ; Tue, 30 Jun 2026 04:22:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1782818522; x=1783423322; 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=QeQnQCpEhZHkrY61AU2iOoo0ymJJVm/X89ip2v1qyKw=; b=CfARB+B2l9tH4fdcJSSqmJpSXrVWuZD+tm2n2N//MZH7sN1tgVQnCUPcaG4WLqHlEO xEZ8ZAyCyWi4OfjZ8QmYYKj/6dBlF7doL4dkJyT5dX2M/VqVhBHl1GALJ+FMZH3O6+6Y lBjqIW/pTjiLwHBKk4HzllKn/6tq2/cZRJW0+fpbQdOzYq6p/M3WmIbBmAbh2aAj6WMj +X0dkL3TFMasdG3d6XocoZN3LrptvjMaQtqXckyDFMqLrmzjiC/qfvewmeLSzrnPhaPW MBdJvQ2uiMjUO0wXKGvoP7mWOrHOQ9q1wZ3OElxgVWdCnz1Q8qDzpObjf1Yu7llRpc33 I4Hg== X-Forwarded-Encrypted: i=1; AFNElJ955q17uEQixSDxjVF8aApvGm4QtsHECcGxtBrknjqHJFyj/urgEH2yVXaEQzIBJhuVvWO2KOHTdjoEVzA=@vger.kernel.org X-Gm-Message-State: AOJu0YyD3ynQeJsZnRJNQm8S7JEbgYJefxGQCE+uzOsFQso3bcyeSfiK uv4T+z3yW3/FBQEzAMVPo+mb0fWhwMbhsAL9SlZ5VN5W9a0joa692n0HtFWKTTbJyWgIf3PNxM7 IY88cCawcIRst5Tv+toE1ub7YT08hbhkUq9e6VPhdfnvuiLRrp8w/REkFFys= 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:c2c3:b0:48a:e928:56ff with SMTP id 5614622812f47-495eb1913f7mr2670783b6e.39.1782818521763; Tue, 30 Jun 2026 04:22:01 -0700 (PDT) Date: Tue, 30 Jun 2026 04:22:01 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a43a6d9.35583610.9b6d.0000.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=1343b11c580000 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=121a59dc580000