From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f71.google.com (mail-oo1-f71.google.com [209.85.161.71]) (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 DAF8C24677A for ; Sun, 4 Jan 2026 20:43:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767559386; cv=none; b=B9WA2FjhE0KuIcqhqKud5Rgc9EoWyNLOsq0HTVM/6zz323j0bLwKCMyCZloBalnFpL2PZdYMto43o3uknEH4d+PPGJ6dYMei5baX3hsFiAuIN2msJ9IAGQp8bgiRYw14r3XDkYynh0/okHxpV+w8kKAfvsUhUP84gp+uLJ89NwA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767559386; c=relaxed/simple; bh=Z5RbhjfzYPYz/08/c878K6hwi9rdJClVf/WkFRd+vd0=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=VR2v6i3a/901XpytKhZfNtO4w9zeK4kYJb4xUBNTOlbVpfmIrYyocdd/WeTAbX38Q/t5MQVSf0ZuNJRHDiI+X9YjH+pISu0KUZ9fqlVVdv1VCj7/1++I7j7FKcz8rpy/hojiA7plL0kziUIixOTgZxNvsHJRp2MueFi8zEmckVA= 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=209.85.161.71 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-oo1-f71.google.com with SMTP id 006d021491bc7-6574475208eso12465775eaf.3 for ; Sun, 04 Jan 2026 12:43:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1767559384; x=1768164184; 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=VQtGx3zgI3NZnaFRJVmqFte+Q5px82XKFcMnrov9OqE=; b=Em+sstq2sUz2e2veIwhZ8ESDI9Gsg17qXwh6tawWVvC+N4CHrIGUpssjuX7ILsrU7n i0oNPMmd1K42l5e5zFrHICNs+YKpZcYqq0EnL8QEH7KCFBcR3qug698PtwdpqwFkya4g heZMynqLBJ19MyGUYw24l7Zv8+uoIr47mOywhLJjgoiRZDJMI7p9Zlf9EWfodnq5ESFN zN99Ja00t0rJOJI3dX1Y06GxPr339Mf/8ktdpRS7D0VHNbv9HSEuJFyc1yrhGpkmc/uJ pTdyERGl6JRDUXOynsVdiw4Ac4nJF0W91f9ftEaGpRbEPwoTX7yivRxz6oBsPoeiwXqq 8LzA== X-Forwarded-Encrypted: i=1; AJvYcCVZZbiKYQdm3y4rZU48bLbMnLY9ufCCjE27eh+j2VPcMOavwJZKoUelhCW1wYZVCGqfKELg5Bszu8i2Lyc=@vger.kernel.org X-Gm-Message-State: AOJu0YwI1HTu8+YKvU0H4X2dSpL3kefQ9tS2LelAq6ZPEtNsiVnM4IfN BClHBl7iYWfoB4uCSzCUGIarTGsOYo+ZagpCIamQdwnacMm9xzyzoSngzXMBjZTm63BZn8VTMYh JoYcgPjqs7XDnSCSMeRSI8IPBzJo38bR+68jKyRkGUSre2646DOYkLo6bmYU= X-Google-Smtp-Source: AGHT+IGidZMuHI4riyuVgkyENW53zKIakX2syABU2gA1R+ju1nxAb2Y817l4tWFiDSzcThGiGCoABdGqJP/ZlMZuXhWzmYdKuJ2s Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:4309:b0:65c:f14f:91de with SMTP id 006d021491bc7-65d0e9b1d4cmr14639779eaf.34.1767559383883; Sun, 04 Jan 2026 12:43:03 -0800 (PST) Date: Sun, 04 Jan 2026 12:43:03 -0800 In-Reply-To: <20260104183020.971360-1-contact@arnaud-lcm.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <695ad0d7.050a0220.a1b6.0394.GAE@google.com> Subject: Re: [syzbot] [bpf?] KASAN: stack-out-of-bounds Write in __bpf_get_stack From: syzbot To: contact@arnaud-lcm.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+d1b7fa1092def3628bd7@syzkaller.appspotmail.com Tested-by: syzbot+d1b7fa1092def3628bd7@syzkaller.appspotmail.com Tested on: commit: a069190b bpf: Replace __opt annotation with __nullable.. git tree: bpf-next console output: https://syzkaller.appspot.com/x/log.txt?x=1551528a580000 kernel config: https://syzkaller.appspot.com/x/.config?x=9c5e9eccee9bc2fe dashboard link: https://syzkaller.appspot.com/bug?extid=d1b7fa1092def3628bd7 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=111f6e22580000 Note: testing is done by a robot and is best-effort only.