From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (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 E309367A1A for ; Sat, 4 May 2024 18:03:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714845784; cv=none; b=iNTuFXGCFxVy2LmQxLjIckV05uK59iFgoFSrxUJtKyUnsBhaz+JVUF0eThG+axjuYS2iLJvEBmqZks3JywirIuINfxrCcI4fXCm51eA76Q+tz/j1Z6Dqm3wOt7dlXvVPUlYFQqTMiwMnCtNi8YzBEicS3UDj+sTVcSms48XTTNM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714845784; c=relaxed/simple; bh=TGOyrg0sf81JB2aKmDNGGn/8jsML6d2k85Lh7p/VWc0=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=vAyqlZCmiJtBrp7uekv5CSn7BOv5Sv3ZBBg48ARPUrBthREP1cV5CDe+OGHDbMIRxw9K2Gz/QNVPtfGLbwG+dO446Aic4UXNK8d54ShvFEa0D6LdhJu2Ykw33UYBuaqhERJbhoVO35hrV0Hj/RPzLDwLPVYQ+VHC1OATbPZrFPI= 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=209.85.166.71 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-io1-f71.google.com with SMTP id ca18e2360f4ac-7dee48ec44dso76194639f.3 for ; Sat, 04 May 2024 11:03:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714845782; x=1715450582; 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=fUPcGyTMIX5rtLi/ARCE2IxHHhgwhiuh+5Rloinf3xA=; b=K/w5qTTmiYhaHASBWxyCbnHOSqFv6Bm9tHWMUzJPjxOEJnjd5ku7BvsBm7Rfx2/Nj0 j5kD8oN5KL9W9lmZwgPHopuKkSF/8UvV0a5YOIi8VxnQ/SBXw7xqX/yJFr8t8fZEaqPe OxXKOlq62sDdOvZZm8xZ8gxvQ9BKEDbDyunME1eGbt8Xf2mb785rXGNaEFLXWeb4lzk8 YXqDskRU0sCMn2A5bgSIM+aIAVifXWDEX6UBypFSBK2C+8loFrjzpNgNnI8HRKwFT4FP RDcedxeqfJqqmbSfn/qSAmhY6AnqX5Y2GZyeRBwWSBKMMJhymzJuZ45PkK27b1UnbX/k pTgg== X-Forwarded-Encrypted: i=1; AJvYcCUNWQp1L1MsoRrPcs1C1v8BdUPf8ZVI2kSwCrVuVv+Tdf97JrZSv4MIySX13QplpokRT7vUCakoDoel5EsIukOUC0Sl6Fn6 X-Gm-Message-State: AOJu0Yy0tEpJKoUrQzE7by8cuaZ5pICikZmtuf/rO9CBqO0zc/wk//zy vvJ4RV5/M593SJMopLPTx74lZTO3YeP7ZPjyhz5AsFQUiozWHUTTMkaHh7I2RghbxnlJul4224N gt+1+Diab6Zf/FggnLnv7d4aFCC1TSGcpayd702AicSFZXdWHAF/djGY= X-Google-Smtp-Source: AGHT+IHexZQjdMJ0UcNQiKItATZihzTrma90QUok5tG6gn9gMnSrxE72OaHcLmP4TLDaWgpBh6OjwcQtZdjnOXhshwTFiadLwhWr Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:2489:b0:488:75e3:f3ce with SMTP id x9-20020a056638248900b0048875e3f3cemr9923jat.0.1714845781990; Sat, 04 May 2024 11:03:01 -0700 (PDT) Date: Sat, 04 May 2024 11:03:01 -0700 In-Reply-To: <0000000000004cc3030616474b1e@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ae301f0617a4a52c@google.com> Subject: Re: [syzbot] [bpf?] [net?] WARNING in __xdp_reg_mem_model From: syzbot To: andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, edumazet@google.com, hawk@kernel.org, john.fastabend@gmail.com, kuba@kernel.org, linux-kernel@vger.kernel.org, lorenzo@kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com, toke@redhat.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 2b0cfa6e49566c8fa6759734cf821aa6e8271a9e Author: Lorenzo Bianconi Date: Mon Feb 12 09:50:54 2024 +0000 net: add generic percpu page_pool allocator bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=151860d4980000 start commit: f99c5f563c17 Merge tag 'nf-24-03-21' of git://git.kernel.o.. git tree: net final oops: https://syzkaller.appspot.com/x/report.txt?x=171860d4980000 console output: https://syzkaller.appspot.com/x/log.txt?x=131860d4980000 kernel config: https://syzkaller.appspot.com/x/.config?x=6fb1be60a193d440 dashboard link: https://syzkaller.appspot.com/bug?extid=f534bd500d914e34b59e syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17ac600b180000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1144b797180000 Reported-by: syzbot+f534bd500d914e34b59e@syzkaller.appspotmail.com Fixes: 2b0cfa6e4956 ("net: add generic percpu page_pool allocator") For information about bisection process see: https://goo.gl/tpsmEJ#bisection