From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (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 72B631F03C9 for ; Sun, 12 Oct 2025 19:00:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760295610; cv=none; b=YZRobqTy0+PlV4ogRfUqw5NXDpOq7TRkM828ZUJqU6SaKPJl+mrIrq20J4eIdI1I/ZzrcCu9Au1063ZyYcFQtRIfokasdn9omvSADexB6MOkJryAxKdmfgr5J7DCWzOTLu9IslGbOl8e4VMZobOyKrW9T/d82I+3VhHYv3u0oN0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760295610; c=relaxed/simple; bh=Pt3ZB83Q3mfKRpOu3a30iXqtlMYmHF2EzgkJHVQE4TM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=TPd+rVa6NWUd8HEWcri8RJvhXdX/hOo5lkV7hB8JAOp5KAFlVzdfc9ykKLR0583EZFpz8cDAfm7qvA2hSA5kpmZEby9G0q0vEiIBCI8BcOpFSL91VlVx9zABx1PCrwxxFnkiEj77xNnvMFFz/rVveu5kiEM4fg9CdjTQhv71OzU= 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=209.85.166.200 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-il1-f200.google.com with SMTP id e9e14a558f8ab-42f8824b65fso251341405ab.2 for ; Sun, 12 Oct 2025 12:00:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1760295604; x=1760900404; 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=ZcJVBjs2ChGoReimlqt8lYiH1ukMGH92wGhJJIL/roA=; b=P1TU7vE3g41cp9HHcc60L5G09LmiPdTwZ2GBW+FBOmgOWiU8ZuLuFhtLgdv1x8HXQZ 4224zJpBq9zUo59Th3QcT0T2Cja+KFDUMU7HDiVw1e7keDiJU3csDUCqQj49vgmd63uv ayqTM/7s/qE2KtXGGALOpvOiY8b6T/RqV6NOhsQVv0HS9RKSFKfkjz4ku7n/gko+M6dY e9UzNo//DHoB+zCgrrrH9eJaVD7PGh6kZendupLAzbEy0QBvXdXc0m8kuWidyP/DX+kw mRiuToLaLSFAGbcG5C1HYqEfDpZkZj0WOPLJ94qprIWVFU6bqvl9SJEAS2ZqT/Zm0O6B mJAQ== X-Forwarded-Encrypted: i=1; AJvYcCWWBID7ZzCSUXZRjSMPrNLItHiwmPPNImd6L0oY+9AymQtKzQLzA9ACltG3+BesSLyiUPd2kKGwN1aY1Ns=@vger.kernel.org X-Gm-Message-State: AOJu0Yx/BI8q1F3aukw0czsaZtkyW94EOPWbhtSAFWsfLqWJESO0S3KX lxdLDuoM9m8RGGCe8zvvoxZJbfbW1txciObZtn6eXQ+aBO/Ft39YKqn8mBZbO3xRsDiPJkbbq0E ZruYBforXwnxNkhtV0m7r/prwWnXXxuYfjAuNS0i9yg2YpMnmIAX+Aeq4a40= X-Google-Smtp-Source: AGHT+IHZuNtemUzT33hMZvox1iRge2hv5hQFESvK5Ke3OkprcLTQOXp/1StbpSfeo77zazlQ4FPyJi5J2a+Y4DMOm9aofNP/h78A Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:3e04:b0:42f:9e92:a44a with SMTP id e9e14a558f8ab-42f9e92bb52mr111706485ab.22.1760295604614; Sun, 12 Oct 2025 12:00:04 -0700 (PDT) Date: Sun, 12 Oct 2025 12:00:04 -0700 In-Reply-To: <20251012174221.72873-1-contact@arnaud-lcm.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68ebfab4.a70a0220.b3ac9.0012.GAE@google.com> Subject: Re: [syzbot] [bpf?] KASAN: slab-out-of-bounds Write in __bpf_get_stackid 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+c9b724fbb41cf2538b7b@syzkaller.appspotmail.com Tested-by: syzbot+c9b724fbb41cf2538b7b@syzkaller.appspotmail.com Tested on: commit: ad94c972 bpf: fix stackmap overflow check in __bpf_get.. git tree: https://github.com/ArnaudLcm/linux.git bpf-slab-fix console output: https://syzkaller.appspot.com/x/log.txt?x=1618b304580000 kernel config: https://syzkaller.appspot.com/x/.config?x=4aff57b5083a987a dashboard link: https://syzkaller.appspot.com/bug?extid=c9b724fbb41cf2538b7b compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.