From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ot1-f70.google.com (mail-ot1-f70.google.com [209.85.210.70]) (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 3719D376A12 for ; Thu, 20 Aug 2026 06:59:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787209147; cv=none; b=oLwt0YhQC6pwnbCWZBrObE/CubMChQ8fSHHWdoUfapDKMBjAeGub5J03YfIyLmxGFlSmmGVg/HIpr37Lmo0DDYhaP/q5IrfmCtVLtpYzyWSNXEgJPyuQb2e3CBDaZgLho+gVjy/qQEmcaj2Qf1xhJSih0Qn0VusdO2vuyRrpw9s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787209147; c=relaxed/simple; bh=qR4a7idsLUJ9TCpU16aY6Pl7xAMaMcZ14NwUrAN3Vl8=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=J0eq7TNxRrnOV7UESoNQzVInD/XjhVTpFxBzplm5FTzim9Jpog9jVTjVqtxN3FWm1x6julNPiIegumCSqYenCEwF0mB+Sq/vM0x6CtEfXBKk/FeVUhOaVCPVtzmBssWOrDdBAprZDc7yL1o76r20sqXWoaVAx2BO1pRUZJqQqMk= 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=209.85.210.70 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-ot1-f70.google.com with SMTP id 46e09a7af769-7ead32f5c6aso1434479a34.1 for ; Wed, 19 Aug 2026 23:59:06 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1787209145; x=1787813945; h=content-type:to:from:subject:message-id:in-reply-to:date :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=oppJJRRzVViNGhGanGMWYm2CxvJJnfdDAFVZJggSvgw=; b=fKwn+Wa9QN+RwsXbNS+MSGLERNjF+yPAm58NyY+szCMATfVBxW2c5ScpO6Zgh2rKzr 0Qu9DHfHgOmKB7ypOuoZDebUW3DVbCRY9YjbbarsBW6RxQx1NN27lugk+OX1tUTy8zRr 0myymgkxIKvXGKdB66Lrg6mxvWlt3MuJ7QP/GqDUOyR7sQBdrLaKtbh+H41Sw+1yepfo JXZWdWyiiWXY/Ew0/2kXHRVNnhN/8C6WPCP68G18kIKpAgQXnLwwgij0ttHKSP6l1o76 Jng+CtuwCN2bSIM33vm4s2mx+EmDKxdKreQK2MJbpcvZQ/zwrepbrMwt2rB85thzs5rW Hs9w== X-Forwarded-Encrypted: i=1; AHgh+RqyLOsMlExpZYiCW7LOK0frCdrVX3Aax8V7NZ1CYEHbWbSFmUVw4dYGaLlJYhI3kVTMH58RtzeWZibSvlI=@vger.kernel.org X-Gm-Message-State: AOJu0YyFWKZV3H03fRPFTWv0T3VuS1Dcr+X3ywGGP3PZVfCYuAbVydkT iU4x8nrRs5jmyuDj8FHXndTQH+vyOPxWgDuze4NC/jpZEJJREAc/T+S0ROpN/NCPh5YXJHG0df8 kRpansZmrdws7viEnXMeQql+xi/Yag3iwTQuGECts5xsdAuuFQawhm5C56/g= 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:f00b:b0:6b1:4173:ca4a with SMTP id 006d021491bc7-6b14173dc9fmr7009868eaf.11.1787209145141; Wed, 19 Aug 2026 23:59:05 -0700 (PDT) Date: Wed, 19 Aug 2026 23:59:05 -0700 In-Reply-To: <6a6a966c.86abc875.e5c3d.0053.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a86a5b9.4d75e56a.c9a88.0036.GAE@google.com> Subject: Re: [syzbot] [usb?] kernel BUG in register_netdevice From: syzbot To: balbi@kernel.org, gregkh@linuxfoundation.org, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, mcgrof@kernel.org, syzkaller-bugs@googlegroups.com, vvs@openvz.org Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 425b9c7f51c98443db71ad679893725483b21196 Author: Vasily Averin Date: Mon May 2 12:15:51 2022 +0000 memcg: accounting for objects allocated for new netdevice bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1212ba25580000 start commit: e8bf40d15402 Merge tag 'chrome-platform-firmware-v7.3' of .. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=1112ba25580000 console output: https://syzkaller.appspot.com/x/log.txt?x=1612ba25580000 kernel config: https://syzkaller.appspot.com/x/.config?x=46f568dd8d795f6 dashboard link: https://syzkaller.appspot.com/bug?extid=85ede281798faf736677 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=156b2549580000 Reported-by: syzbot+85ede281798faf736677@syzkaller.appspotmail.com Fixes: 425b9c7f51c9 ("memcg: accounting for objects allocated for new netdevice") For information about bisection process see: https://goo.gl/tpsmEJ#bisection