From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 A5F4A223DE8 for ; Tue, 24 Jun 2025 10:39:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750761545; cv=none; b=W18ZqQxm4tRixh8stZKK8hN6FUrjiEQKEgO3NUAedkTEkqDENOI/g27fgS3ag/ElXINHA5D5KmOP2f5XjxftlkNCmL4qNo8Ur6vM7ExPBgh9ywJZMvG+O0NvUlqUlByzE+hVHont1wA4xaWCgA8XdwDyaBlObuBcdIzepkM2Jic= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750761545; c=relaxed/simple; bh=rphr/gilBmabSnM/0Q4jGkDtLiIwETrDvS3TjqvQIHY=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=HP5DNN7nWfdn0VL2Ke7xYV6H6EKGNOZWdoIIPEaa/z9GJ0nT+/wUyu4XfAK84v2lEPocSRvAsOuNPaHlOKVysnCQOfSyNBF/F83TY4Hg7kTvuio4fRTNy7zN2Ht5PIGOKRd4ENr9R5+QZVN/WR8wB6G1NA3cnGWN8kFy2SRpRqs= 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=209.85.166.199 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-f199.google.com with SMTP id e9e14a558f8ab-3ddc147611fso115093505ab.3 for ; Tue, 24 Jun 2025 03:39:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1750761543; x=1751366343; 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=ZjChxfo2lLHHAf18M6IBygpThdOnehCGj0MYdl6w0bw=; b=pD0mZrUt8DmHF2DGwa7xkQHzejaQ26ZPJYmOwck87QQ0jUkvcctRV2BxDwRm0Fx7SZ CpkFMWsxFYEggnNY9pJpTaFx6rDCgdXiaFg6dpY3+t1oOWI6Keku5e9O2u3KZL5ZNmkH eyr2rKT7VDxIGiF2vwmlC7tyXSO4Hp45Fyva+/usdLLBTER/8zBeKo1h43z1widR8fFa KRZCdlAVKoxpZUd645euWYdT1pOPzTQBEcxO/aEUXvVH427+DqvX9fIoaG7TwV1beQXV TqPBT7MPooCp01PXR9a3mnlmuGUGkWgFnFrlDEoa/lRFdZx3dWcFaNXTp0Ts5kmGW2Ko Ewkw== X-Forwarded-Encrypted: i=1; AJvYcCUFBJG1Ba5FRSfs0XTSNIhhqgMApNLxWEthKBcGJ05xO+PCcyXovOYzDwR3++reWQEOIswHpIkwBL1OKkg=@vger.kernel.org X-Gm-Message-State: AOJu0YzLnO2jRNK5pQv3uI5+/ADGB9KFPx17hLNcOpO4dtiQFA2ropaP B1LcGqYBreNQRCIPwnYwd8sLfpIuGdOXLTw89/7CXYI79r6vYVf9vNuOt6X6ytx14wg7HWKbEbK o9QVZ854POAkUkB77xIVvMao9AN50V3xQFqMlOsEbrSgtlXwEXrk5A6999iE= X-Google-Smtp-Source: AGHT+IF1eR/bCiL7c/5fmlVP0t+h/SiOMoFpxFMZgFZNbDEKfJ/tzbqYYQXTjR9fnUkdsVKbb8YfnAA9F8qDtQMSM/rK0Q1DUhcI Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:c26c:0:b0:3dd:d348:715a with SMTP id e9e14a558f8ab-3de38c31ab0mr184528235ab.8.1750761542883; Tue, 24 Jun 2025 03:39:02 -0700 (PDT) Date: Tue, 24 Jun 2025 03:39:02 -0700 In-Reply-To: <20250624-volldampf-brotscheiben-70bed5ac4dba@brauner> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <685a8046.a00a0220.2e5631.006b.GAE@google.com> Subject: Re: [syzbot] [fs?] general protection fault in pidfs_free_pid From: syzbot To: brauner@kernel.org, jack@suse.cz, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk 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+25317a459958aec47bfa@syzkaller.appspotmail.com Tested-by: syzbot+25317a459958aec47bfa@syzkaller.appspotmail.com Tested on: commit: f077638b pidfs: fix pidfs_free_pid() git tree: https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git vfs-6.17.pidfs console output: https://syzkaller.appspot.com/x/log.txt?x=13dce70c580000 kernel config: https://syzkaller.appspot.com/x/.config?x=3a936e3316f9e2dc dashboard link: https://syzkaller.appspot.com/bug?extid=25317a459958aec47bfa compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.