From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (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 4CF41145A1A for ; Sat, 20 Jul 2024 21:26:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721510765; cv=none; b=Wp22ZOZyJFlVgn334xt8uJrAmwYaTK69MsuLd1Sf494gkrfHpJo5iQIKmQc95UB7h0jkNmR3TyvEESIVy/lqOaX7Ror/7T8Ippr+gox3c7X6rnzZ6RJH2cyglnBnFjPN/3UpTX4K23a1MAwJMmXd5tU3aUVaEDX9kP/O+o33lcM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721510765; c=relaxed/simple; bh=Jh7GbSSzpoLhE0yBdL+yraTkGtSkAMKNhPfifJWuvcc=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=hVs1cNb1Amxo9QokeSW4RI+Sn/SjAg8RQZ+OtmaQEb4wxlZebhocH+gcNLz3U1HC6ePXb5S/OVRLEglKY2ByRr8b5LRGIhIK+IgdNus6FCVfKyv1s1C/5XX+rzNFxuUCl6SGTD04RDH7uH30cN8W44K6lCr7rGDg5Y3OLHFoM1M= 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=209.85.166.72 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-f72.google.com with SMTP id ca18e2360f4ac-8152f0c4837so452409039f.0 for ; Sat, 20 Jul 2024 14:26:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721510763; x=1722115563; 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=rV3Jud4u6ISVkUf57AM/OWGABipbBpR33pvi9L9imf0=; b=qydwljt1qTp+NEUUARUjZ5IQk35CQTp7OFu9HhAbacMQjbdecD7InMWBMKkvIHtTxB gDmw4vtjwJoBCK+a2pM2FxRkaJzSZCdgEeZClDs+1v3iHpI41zQgHdYJoPkEmwgtFSeb /crEAvafnOmN2lJwYwEh6DsWA7P4OX7ftWuG20wD2v7NbE2Ldo396iC0iP2uYubsnLnz zpNsR1yCGyLQGgEHE5f1zhE/MPfCoR87zthv/L2WVthLG2W7JqdQT0gNspgb5OnN5TJB vMx8O8hJIF82hBaxyNZ8+6p+VNeVCDtDvNT8SjCp7daYhNDsp1rPMGovhNn3Nt0tgIXZ XBAA== X-Forwarded-Encrypted: i=1; AJvYcCUPaKKy0RuWrMNdAKrTvZ2oLphwA+3X12VQwELz/IFfOWOHzZ2Zl4bqXSdXV6nzRVdmqOBJDq3irpdH2D6oewFFHfggxBAn X-Gm-Message-State: AOJu0Yyg882jbcLFKZGIjUgojwlimvNnIorVFbVplOAOVJQ3ID9odyJc AdWz1ujVhmIY7BFNkQ3n8FgMayr6Xs+LX6oDeCd9ywD8JUDWJ5ctzqfCx/N2DG/hdMd9AqkMiv/ aOTrRVM6YQLV4x7LHl1kb8AE13dN0gvzK8V7jUasOM5pwWXUkLZ1w4+M= X-Google-Smtp-Source: AGHT+IEQTiMIoVKahfKrJ2z1F12FLyLT6dj7lbMUMrda66T2tEwe1m8+YfPSpErFcBqj+DnHlbRP2XsslOt9r3MXMqKSQntflL1k Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a5e:d509:0:b0:808:469:7077 with SMTP id ca18e2360f4ac-81aa7638413mr4755039f.3.1721510763376; Sat, 20 Jul 2024 14:26:03 -0700 (PDT) Date: Sat, 20 Jul 2024 14:26:03 -0700 In-Reply-To: <000000000000eb54bf061cfd666a@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008750c8061db47514@google.com> Subject: Re: [syzbot] [net?] BUG: sleeping function called from invalid context in synchronize_net From: syzbot To: andy@greyhouse.net, davem@davemloft.net, edumazet@google.com, hdanton@sina.com, j.vosburgh@gmail.com, jhs@mojatatu.com, jiri@nvidia.com, jiri@resnulli.us, johannes.berg@intel.com, jv@jvosburgh.net, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com, xiyou.wangcong@gmail.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit facd15dfd69122042502d99ab8c9f888b48ee994 Author: Johannes Berg Date: Mon Dec 4 20:47:07 2023 +0000 net: core: synchronize link-watch when carrier is queried bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=116d4a1d980000 start commit: 523b23f0bee3 Add linux-next specific files for 20240710 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=136d4a1d980000 console output: https://syzkaller.appspot.com/x/log.txt?x=156d4a1d980000 kernel config: https://syzkaller.appspot.com/x/.config?x=98dd8c4bab5cdce dashboard link: https://syzkaller.appspot.com/bug?extid=9b277e2c2076e2661f61 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=148611e1980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10ec9585980000 Reported-by: syzbot+9b277e2c2076e2661f61@syzkaller.appspotmail.com Fixes: facd15dfd691 ("net: core: synchronize link-watch when carrier is queried") For information about bisection process see: https://goo.gl/tpsmEJ#bisection